Listed

Klaviyo, Inc.

KVYONYSECIK 1835830TechnologyFiscal year ends Dec 31

Standardized line items from XBRL company facts, the last twelve quarters. Negative values are in parentheses. A figure marked d is derived from year-to-date figures.

Income statement

Revenue$370.6m, Q2 FY2026
Operating income−$15.0m, Q2 FY2026
Net income−$8.8m, Q2 FY2026
Klaviyo, Inc., income statement, quarterly
Line itemUnitQ3 FY20232023-09-30Q4 FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Revenue$m176Revenue, Q3 FY2023, three months to 2023-09-30$175.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure202Revenue, Q4 FY2023, three months to 2023-12-31$201.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure210Revenue, Q1 FY2024, three months to 2024-03-31$210.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure222Revenue, Q2 FY2024, three months to 2024-06-30$222.2m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure235Revenue, Q3 FY2024, three months to 2024-09-30$235.1m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure270Revenue, Q4 FY2024, three months to 2024-12-31$270.2m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure280Revenue, Q1 FY2025, three months to 2025-03-31$279.8m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure293Revenue, Q2 FY2025, three months to 2025-06-30$293.1m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure311Revenue, Q3 FY2025, three months to 2025-09-30$310.9m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure350Revenue, Q4 FY2025, three months to 2025-12-31$350.2m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure358Revenue, Q1 FY2026, three months to 2026-03-31$358.0m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure371Revenue, Q2 FY2026, three months to 2026-06-30$370.6m. XBRL concept us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Cost of revenue$m58.8Cost of revenue, Q3 FY2023, three months to 2023-09-30$58.8m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure45.0Cost of revenue, Q4 FY2023, three months to 2023-12-31$45.0m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure44.9Cost of revenue, Q1 FY2024, three months to 2024-03-31$44.9m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure50.3Cost of revenue, Q2 FY2024, three months to 2024-06-30$50.3m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure54.4Cost of revenue, Q3 FY2024, three months to 2024-09-30$54.4m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure71.7Cost of revenue, Q4 FY2024, three months to 2024-12-31$71.7m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure67.7Cost of revenue, Q1 FY2025, three months to 2025-03-31$67.7m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure71.2Cost of revenue, Q2 FY2025, three months to 2025-06-30$71.2m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure76.1Cost of revenue, Q3 FY2025, three months to 2025-09-30$76.1m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure97.4Cost of revenue, Q4 FY2025, three months to 2025-12-31$97.4m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure89.1Cost of revenue, Q1 FY2026, three months to 2026-03-31$89.1m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure101Cost of revenue, Q2 FY2026, three months to 2026-06-30$101.5m. XBRL concept us-gaap:CostOfGoodsAndServicesSold. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Gross profit$m117Gross profit, Q3 FY2023, three months to 2023-09-30$117.0m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure157Gross profit, Q4 FY2023, three months to 2023-12-31$156.6m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure165Gross profit, Q1 FY2024, three months to 2024-03-31$165.1m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure172Gross profit, Q2 FY2024, three months to 2024-06-30$171.9m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure181Gross profit, Q3 FY2024, three months to 2024-09-30$180.7m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure198Gross profit, Q4 FY2024, three months to 2024-12-31$198.4m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure212Gross profit, Q1 FY2025, three months to 2025-03-31$212.1m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure222Gross profit, Q2 FY2025, three months to 2025-06-30$221.9m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure235Gross profit, Q3 FY2025, three months to 2025-09-30$234.7m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure253Gross profit, Q4 FY2025, three months to 2025-12-31$252.8m. XBRL concept us-gaap:GrossProfit. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure269Gross profit, Q1 FY2026, three months to 2026-03-31$268.9m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure269Gross profit, Q2 FY2026, three months to 2026-06-30$269.1m. XBRL concept us-gaap:GrossProfit. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Research and development$m141Research and development, Q3 FY2023, three months to 2023-09-30$141.5m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure52.6Research and development, Q4 FY2023, three months to 2023-12-31$52.6m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure56.1Research and development, Q1 FY2024, three months to 2024-03-31$56.1m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure55.7Research and development, Q2 FY2024, three months to 2024-06-30$55.7m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure55.8Research and development, Q3 FY2024, three months to 2024-09-30$55.8m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure70.9Research and development, Q4 FY2024, three months to 2024-12-31$70.9m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure69.3Research and development, Q1 FY2025, three months to 2025-03-31$69.3m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure72.5Research and development, Q2 FY2025, three months to 2025-06-30$72.5m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure72.7Research and development, Q3 FY2025, three months to 2025-09-30$72.7m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure76.7Research and development, Q4 FY2025, three months to 2025-12-31$76.7m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure80.0Research and development, Q1 FY2026, three months to 2026-03-31$80.0m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure91.9Research and development, Q2 FY2026, three months to 2026-06-30$91.9m. XBRL concept us-gaap:ResearchAndDevelopmentExpense. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Operating income$m(302)Operating income, Q3 FY2023, three months to 2023-09-30−$302.2m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure(36.3)Operating income, Q4 FY2023, three months to 2023-12-31−$36.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure(22.1)Operating income, Q1 FY2024, three months to 2024-03-31−$22.1m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure(14.1)Operating income, Q2 FY2024, three months to 2024-06-30−$14.1m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure(13.3)Operating income, Q3 FY2024, three months to 2024-09-30−$13.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure(34.7)Operating income, Q4 FY2024, three months to 2024-12-31−$34.7m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure(23.8)Operating income, Q1 FY2025, three months to 2025-03-31−$23.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure(31.3)Operating income, Q2 FY2025, three months to 2025-06-30−$31.3m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure(10.8)Operating income, Q3 FY2025, three months to 2025-09-30−$10.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure(1.8)Operating income, Q4 FY2025, three months to 2025-12-31−$1.8m. XBRL concept us-gaap:OperatingIncomeLoss. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure1.7Operating income, Q1 FY2026, three months to 2026-03-31$1.7m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure(15.0)Operating income, Q2 FY2026, three months to 2026-06-30−$15.0m. XBRL concept us-gaap:OperatingIncomeLoss. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Income tax$m0.8Income tax, Q3 FY2023, three months to 2023-09-30$819.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure(0.6)Income tax, Q4 FY2023, three months to 2023-12-31−$594.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure0.4Income tax, Q1 FY2024, three months to 2024-03-31$404.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure0.9Income tax, Q2 FY2024, three months to 2024-06-30$861.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure(1.2)Income tax, Q3 FY2024, three months to 2024-09-30−$1.2m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure2.4Income tax, Q4 FY2024, three months to 2024-12-31$2.4m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure(1.1)Income tax, Q1 FY2025, three months to 2025-03-31−$1.1m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure1.8Income tax, Q2 FY2025, three months to 2025-06-30$1.8m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure(0.2)Income tax, Q3 FY2025, three months to 2025-09-30−$188.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure0.7Income tax, Q4 FY2025, three months to 2025-12-31$704.0k. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure1.7Income tax, Q1 FY2026, three months to 2026-03-31$1.7m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure1.7Income tax, Q2 FY2026, three months to 2026-06-30$1.7m. XBRL concept us-gaap:IncomeTaxExpenseBenefit. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Net income$m(297)Net income, Q3 FY2023, three months to 2023-09-30−$297.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure(26.3)Net income, Q4 FY2023, three months to 2023-12-31−$26.3m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure(12.9)Net income, Q1 FY2024, three months to 2024-03-31−$12.9m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure(4.9)Net income, Q2 FY2024, three months to 2024-06-30−$4.9m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure(1.3)Net income, Q3 FY2024, three months to 2024-09-30−$1.3m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure(27.0)Net income, Q4 FY2024, three months to 2024-12-31−$27.0m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure(14.1)Net income, Q1 FY2025, three months to 2025-03-31−$14.1m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure(24.3)Net income, Q2 FY2025, three months to 2025-06-30−$24.3m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure(0.4)Net income, Q3 FY2025, three months to 2025-09-30−$426.0k. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure7.0Net income, Q4 FY2025, three months to 2025-12-31$7.0m. XBRL concept us-gaap:NetIncomeLoss. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure9.0Net income, Q1 FY2026, three months to 2026-03-31$9.0m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure(8.8)Net income, Q2 FY2026, three months to 2026-06-30−$8.8m. XBRL concept us-gaap:NetIncomeLoss. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Diluted EPS$ per share(1.24)Diluted EPS, Q3 FY2023, three months to 2023-09-30−$1.24 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figurenot reported(0.05)Diluted EPS, Q1 FY2024, three months to 2024-03-31−$0.05 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure(0.02)Diluted EPS, Q2 FY2024, three months to 2024-06-30−$0.02 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure(0.01)Diluted EPS, Q3 FY2024, three months to 2024-09-30−$0.01 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figurenot reported(0.05)Diluted EPS, Q1 FY2025, three months to 2025-03-31−$0.05 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure(0.09)Diluted EPS, Q2 FY2025, three months to 2025-06-30−$0.09 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure0.00Diluted EPS, Q3 FY2025, three months to 2025-09-30$0.00 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figurenot reported0.03Diluted EPS, Q1 FY2026, three months to 2026-03-31$0.03 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure(0.03)Diluted EPS, Q2 FY2026, three months to 2026-06-30−$0.03 per share. XBRL concept us-gaap:EarningsPerShareDiluted. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Basic EPS$ per share(1.24)Basic EPS, Q3 FY2023, three months to 2023-09-30−$1.24 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figurenot reported(0.05)Basic EPS, Q1 FY2024, three months to 2024-03-31−$0.05 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure(0.02)Basic EPS, Q2 FY2024, three months to 2024-06-30−$0.02 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure(0.01)Basic EPS, Q3 FY2024, three months to 2024-09-30−$0.01 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figurenot reported(0.05)Basic EPS, Q1 FY2025, three months to 2025-03-31−$0.05 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure(0.09)Basic EPS, Q2 FY2025, three months to 2025-06-30−$0.09 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure0.00Basic EPS, Q3 FY2025, three months to 2025-09-30$0.00 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figurenot reported0.03Basic EPS, Q1 FY2026, three months to 2026-03-31$0.03 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure(0.03)Basic EPS, Q2 FY2026, three months to 2026-06-30−$0.03 per share. XBRL concept us-gaap:EarningsPerShareBasic. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure

Balance sheet

Cash and equivalents$832.6m, Q2 FY2026
Shareholders' equity$967.0m, Q2 FY2026
Klaviyo, Inc., balance sheet, quarterly
Line itemUnitQ3 FY20232023-09-30FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Cash and equivalents$m723Cash and equivalents, Q3 FY2023, at 2023-09-30$723.4m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2023-11-07, accession 0001835830-23-000008.Report this figure739Cash and equivalents, FY2023, at 2023-12-31$738.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2025-02-19, accession 0001835830-25-000014.Report this figure756Cash and equivalents, Q1 FY2024, at 2024-03-31$755.8m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-05-08, accession 0001835830-24-000055.Report this figure794Cash and equivalents, Q2 FY2024, at 2024-06-30$793.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-08-07, accession 0001835830-24-000079.Report this figure827Cash and equivalents, Q3 FY2024, at 2024-09-30$826.7m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure881Cash and equivalents, FY2024, at 2024-12-31$881.5m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-K filed 2026-02-10, accession 0001835830-26-000007.Report this figure888Cash and equivalents, Q1 FY2025, at 2025-03-31$888.4m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure936Cash and equivalents, Q2 FY2025, at 2025-06-30$935.5m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure980Cash and equivalents, Q3 FY2025, at 2025-09-30$980.3m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure1,065Cash and equivalents, FY2025, at 2025-12-31$1.06bn. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure985Cash and equivalents, Q1 FY2026, at 2026-03-31$984.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure833Cash and equivalents, Q2 FY2026, at 2026-06-30$832.6m. XBRL concept us-gaap:CashAndCashEquivalentsAtCarryingValue. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Current assets$m781Current assets, Q3 FY2023, at 2023-09-30$781.4m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2023-11-07, accession 0001835830-23-000008.Report this figure803Current assets, FY2023, at 2023-12-31$803.5m. XBRL concept us-gaap:AssetsCurrent. 10-K filed 2025-02-19, accession 0001835830-25-000014.Report this figure826Current assets, Q1 FY2024, at 2024-03-31$826.4m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-05-08, accession 0001835830-24-000055.Report this figure872Current assets, Q2 FY2024, at 2024-06-30$872.4m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-08-07, accession 0001835830-24-000079.Report this figure916Current assets, Q3 FY2024, at 2024-09-30$916.2m. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure980Current assets, FY2024, at 2024-12-31$979.7m. XBRL concept us-gaap:AssetsCurrent. 10-K filed 2026-02-10, accession 0001835830-26-000007.Report this figure1,007Current assets, Q1 FY2025, at 2025-03-31$1.01bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure1,061Current assets, Q2 FY2025, at 2025-06-30$1.06bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure1,110Current assets, Q3 FY2025, at 2025-09-30$1.11bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure1,206Current assets, FY2025, at 2025-12-31$1.21bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure1,146Current assets, Q1 FY2026, at 2026-03-31$1.15bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure1,008Current assets, Q2 FY2026, at 2026-06-30$1.01bn. XBRL concept us-gaap:AssetsCurrent. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Total assets$m1,071Total assets, Q3 FY2023, at 2023-09-30$1.07bn. XBRL concept us-gaap:Assets. 10-Q filed 2023-11-07, accession 0001835830-23-000008.Report this figure1,089Total assets, FY2023, at 2023-12-31$1.09bn. XBRL concept us-gaap:Assets. 10-K filed 2025-02-19, accession 0001835830-25-000014.Report this figure1,108Total assets, Q1 FY2024, at 2024-03-31$1.11bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-05-08, accession 0001835830-24-000055.Report this figure1,150Total assets, Q2 FY2024, at 2024-06-30$1.15bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-08-07, accession 0001835830-24-000079.Report this figure1,193Total assets, Q3 FY2024, at 2024-09-30$1.19bn. XBRL concept us-gaap:Assets. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure1,273Total assets, FY2024, at 2024-12-31$1.27bn. XBRL concept us-gaap:Assets. 10-K filed 2026-02-10, accession 0001835830-26-000007.Report this figure1,347Total assets, Q1 FY2025, at 2025-03-31$1.35bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure1,398Total assets, Q2 FY2025, at 2025-06-30$1.40bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure1,465Total assets, Q3 FY2025, at 2025-09-30$1.47bn. XBRL concept us-gaap:Assets. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure1,581Total assets, FY2025, at 2025-12-31$1.58bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure1,524Total assets, Q1 FY2026, at 2026-03-31$1.52bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure1,384Total assets, Q2 FY2026, at 2026-06-30$1.38bn. XBRL concept us-gaap:Assets. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Current liabilities$m120Current liabilities, Q3 FY2023, at 2023-09-30$119.7m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2023-11-07, accession 0001835830-23-000008.Report this figure131Current liabilities, FY2023, at 2023-12-31$130.6m. XBRL concept us-gaap:LiabilitiesCurrent. 10-K filed 2025-02-19, accession 0001835830-25-000014.Report this figure130Current liabilities, Q1 FY2024, at 2024-03-31$129.7m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-05-08, accession 0001835830-24-000055.Report this figure132Current liabilities, Q2 FY2024, at 2024-06-30$131.6m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-08-07, accession 0001835830-24-000079.Report this figure142Current liabilities, Q3 FY2024, at 2024-09-30$142.3m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure200Current liabilities, FY2024, at 2024-12-31$199.9m. XBRL concept us-gaap:LiabilitiesCurrent. 10-K filed 2026-02-10, accession 0001835830-26-000007.Report this figure193Current liabilities, Q1 FY2025, at 2025-03-31$192.8m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure214Current liabilities, Q2 FY2025, at 2025-06-30$214.2m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure227Current liabilities, Q3 FY2025, at 2025-09-30$227.5m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure282Current liabilities, FY2025, at 2025-12-31$282.2m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure271Current liabilities, Q1 FY2026, at 2026-03-31$271.0m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure322Current liabilities, Q2 FY2026, at 2026-06-30$322.1m. XBRL concept us-gaap:LiabilitiesCurrent. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Total liabilities$m166Total liabilities, Q3 FY2023, at 2023-09-30$166.1m. XBRL concept us-gaap:Liabilities. 10-Q filed 2023-11-07, accession 0001835830-23-000008.Report this figure174Total liabilities, FY2023, at 2023-12-31$174.3m. XBRL concept us-gaap:Liabilities. 10-K filed 2025-02-19, accession 0001835830-25-000014.Report this figure171Total liabilities, Q1 FY2024, at 2024-03-31$170.9m. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-05-08, accession 0001835830-24-000055.Report this figure170Total liabilities, Q2 FY2024, at 2024-06-30$170.3m. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-08-07, accession 0001835830-24-000079.Report this figure178Total liabilities, Q3 FY2024, at 2024-09-30$178.5m. XBRL concept us-gaap:Liabilities. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure239Total liabilities, FY2024, at 2024-12-31$239.3m. XBRL concept us-gaap:Liabilities. 10-K filed 2026-02-10, accession 0001835830-26-000007.Report this figure283Total liabilities, Q1 FY2025, at 2025-03-31$283.4m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure301Total liabilities, Q2 FY2025, at 2025-06-30$301.1m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure323Total liabilities, Q3 FY2025, at 2025-09-30$323.0m. XBRL concept us-gaap:Liabilities. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure384Total liabilities, FY2025, at 2025-12-31$384.0m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure370Total liabilities, Q1 FY2026, at 2026-03-31$370.2m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure417Total liabilities, Q2 FY2026, at 2026-06-30$417.1m. XBRL concept us-gaap:Liabilities. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure
Shareholders' equity$m905Shareholders' equity, Q3 FY2023, at 2023-09-30$905.3m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure915Shareholders' equity, FY2023, at 2023-12-31$914.8m. XBRL concept us-gaap:StockholdersEquity. 10-K filed 2026-02-10, accession 0001835830-26-000007.Report this figure937Shareholders' equity, Q1 FY2024, at 2024-03-31$937.5m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure980Shareholders' equity, Q2 FY2024, at 2024-06-30$979.5m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure1,015Shareholders' equity, Q3 FY2024, at 2024-09-30$1.01bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure1,034Shareholders' equity, FY2024, at 2024-12-31$1.03bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure1,064Shareholders' equity, Q1 FY2025, at 2025-03-31$1.06bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure1,097Shareholders' equity, Q2 FY2025, at 2025-06-30$1.10bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure1,142Shareholders' equity, Q3 FY2025, at 2025-09-30$1.14bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure1,197Shareholders' equity, FY2025, at 2025-12-31$1.20bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure1,153Shareholders' equity, Q1 FY2026, at 2026-03-31$1.15bn. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure967Shareholders' equity, Q2 FY2026, at 2026-06-30$967.0m. XBRL concept us-gaap:StockholdersEquity. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure

Cash flow

Operating cash flow$93.9m, Q2 FY2026
Capital expenditure$6.6m, Q2 FY2026
Share repurchases$233.6m, Q2 FY2026
Klaviyo, Inc., cash flow, quarterly
Line itemUnitQ3 FY20232023-09-30Q4 FY20232023-12-31Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q4 FY20242024-12-31Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q4 FY20252025-12-31Q1 FY20262026-03-31Q2 FY20262026-06-30
Operating cash flow$m23.7Operating cash flow, Q3 FY2023, three months to 2023-09-30$23.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2024-11-06, accession 0001835830-24-000109. Derived: 9-month figure less the 6-month figure.Report this figure38.6Operating cash flow, Q4 FY2023, three months to 2023-12-31$38.6m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure26.2Operating cash flow, Q1 FY2024, three months to 2024-03-31$26.2m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure40.9Operating cash flow, Q2 FY2024, three months to 2024-06-30$40.9m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-08-05, accession 0001835830-25-000084. Derived: 6-month figure less the 3-month figure.Report this figure38.8Operating cash flow, Q3 FY2024, three months to 2024-09-30$38.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-05, accession 0001835830-25-000110. Derived: 9-month figure less the 6-month figure.Report this figure60.1Operating cash flow, Q4 FY2024, three months to 2024-12-31$60.1m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure14.4Operating cash flow, Q1 FY2025, three months to 2025-03-31$14.4m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure55.7Operating cash flow, Q2 FY2025, three months to 2025-06-30$55.7m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-05, accession 0001835830-26-000040. Derived: 6-month figure less the 3-month figure.Report this figure54.8Operating cash flow, Q3 FY2025, three months to 2025-09-30$54.8m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2025-11-05, accession 0001835830-25-000110. Derived: 9-month figure less the 6-month figure.Report this figure93.2Operating cash flow, Q4 FY2025, three months to 2025-12-31$93.2m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure34.3Operating cash flow, Q1 FY2026, three months to 2026-03-31$34.3m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure93.9Operating cash flow, Q2 FY2026, three months to 2026-06-30$93.9m. XBRL concept us-gaap:NetCashProvidedByUsedInOperatingActivities. 10-Q filed 2026-08-05, accession 0001835830-26-000040. Derived: 6-month figure less the 3-month figure.Report this figure
Capital expenditure$m0.1Capital expenditure, Q3 FY2023, three months to 2023-09-30$54.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2024-11-06, accession 0001835830-24-000109. Derived: 9-month figure less the 6-month figure.Report this figure2.8Capital expenditure, Q4 FY2023, three months to 2023-12-31$2.8m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure1.3Capital expenditure, Q1 FY2024, three months to 2024-03-31$1.3m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure0.8Capital expenditure, Q2 FY2024, three months to 2024-06-30$769.0k. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-08-05, accession 0001835830-25-000084. Derived: 6-month figure less the 3-month figure.Report this figure1.5Capital expenditure, Q3 FY2024, three months to 2024-09-30$1.5m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-11-05, accession 0001835830-25-000110. Derived: 9-month figure less the 6-month figure.Report this figure2.3Capital expenditure, Q4 FY2024, three months to 2024-12-31$2.3m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure2.7Capital expenditure, Q1 FY2025, three months to 2025-03-31$2.7m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure2.1Capital expenditure, Q2 FY2025, three months to 2025-06-30$2.1m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-05, accession 0001835830-26-000040. Derived: 6-month figure less the 3-month figure.Report this figure2.3Capital expenditure, Q3 FY2025, three months to 2025-09-30$2.3m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2025-11-05, accession 0001835830-25-000110. Derived: 9-month figure less the 6-month figure.Report this figure2.5Capital expenditure, Q4 FY2025, three months to 2025-12-31$2.5m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-K filed 2026-02-10, accession 0001835830-26-000007. Derived: 12-month figure less the 9-month figure.Report this figure11.7Capital expenditure, Q1 FY2026, three months to 2026-03-31$11.7m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure6.6Capital expenditure, Q2 FY2026, three months to 2026-06-30$6.6m. XBRL concept us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. 10-Q filed 2026-08-05, accession 0001835830-26-000040. Derived: 6-month figure less the 3-month figure.Report this figure
Share repurchases$mnot reportednot reportednot reportednot reportednot reportednot reported0.0Share repurchases, Q1 FY2025, three months to 2025-03-31$0. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure0.0Share repurchases, Q2 FY2025, three months to 2025-06-30$0. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-08-05, accession 0001835830-26-000040. Derived: 6-month figure less the 3-month figure.Report this figurenot reportednot reported100Share repurchases, Q1 FY2026, three months to 2026-03-31$100.0m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure234Share repurchases, Q2 FY2026, three months to 2026-06-30$233.6m. XBRL concept us-gaap:PaymentsForRepurchaseOfCommonStock. 10-Q filed 2026-08-05, accession 0001835830-26-000040. Derived: 6-month figure less the 3-month figure.Report this figure

Shares

Diluted shares (weighted)296.85m, Q2 FY2026
Klaviyo, Inc., shares, quarterly
Line itemUnitperiod not labelled2022-09-30period not labelled2023-03-31period not labelled2023-06-30Q3 FY20232023-09-30Q1 FY20242024-03-31Q2 FY20242024-06-30Q3 FY20242024-09-30Q1 FY20252025-03-31Q2 FY20252025-06-30Q3 FY20252025-09-30Q1 FY20262026-03-31Q2 FY20262026-06-30
Diluted shares (weighted)m shares232Diluted shares (weighted), period not labelled, three months to 2022-09-30231,973,229 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2023-11-07, accession 0001835830-23-000008.Report this figure268Diluted shares (weighted), period not labelled, three months to 2023-03-31268,430,992 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-05-08, accession 0001835830-24-000055.Report this figure269Diluted shares (weighted), period not labelled, three months to 2023-06-30268,718,121 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-08-07, accession 0001835830-24-000079.Report this figure240Diluted shares (weighted), Q3 FY2023, three months to 2023-09-30240,125,168 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2024-11-06, accession 0001835830-24-000109.Report this figure261Diluted shares (weighted), Q1 FY2024, three months to 2024-03-31261,332,411 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-05-06, accession 0001835830-25-000054.Report this figure265Diluted shares (weighted), Q2 FY2024, three months to 2024-06-30265,293,214 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-08-05, accession 0001835830-25-000084.Report this figure268Diluted shares (weighted), Q3 FY2024, three months to 2024-09-30267,854,769 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure274Diluted shares (weighted), Q1 FY2025, three months to 2025-03-31274,198,213 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure285Diluted shares (weighted), Q2 FY2025, three months to 2025-06-30284,928,388 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure301Diluted shares (weighted), Q3 FY2025, three months to 2025-09-30300,828,017 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2025-11-05, accession 0001835830-25-000110.Report this figure306Diluted shares (weighted), Q1 FY2026, three months to 2026-03-31305,801,451 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-05-05, accession 0001835830-26-000027.Report this figure297Diluted shares (weighted), Q2 FY2026, three months to 2026-06-30296,851,806 shares. XBRL concept us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding. 10-Q filed 2026-08-05, accession 0001835830-26-000040.Report this figure

Source: SEC EDGAR, XBRL company facts. Last ingested by Listed: Oct 24, 2026, 15:49 ET. Listed shows no prices and gives no investment advice.