# Tenable Holdings, Inc.: overview

TENB · Nasdaq · CIK 1660280 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/tenb.md) · [Financials](/companies/tenb/financials.md) · [Filings](/companies/tenb/filings.md) · [Insiders](/companies/tenb/insiders.md)

Latest reported revenue: [$268.5m](/filings/0001660280-26-000035.md) for Q2 FY2026, three months to 2026-06-30, from the 10-Q filed Aug 4, 2026 (XBRL us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax, accession 0001660280-26-000035).

## Last eight quarters

| Line item | Unit | Q3 FY2024 (2024-09-30) | Q4 FY2024 (2024-12-31) | Q1 FY2025 (2025-03-31) | Q2 FY2025 (2025-06-30) | Q3 FY2025 (2025-09-30) | Q4 FY2025 (2025-12-31) | Q1 FY2026 (2026-03-31) | Q2 FY2026 (2026-06-30) |
| --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [227](/filings/0001660280-25-000128.md) | [236 d](/filings/0001660280-26-000005.md) | [239](/filings/0001660280-26-000023.md) | [247](/filings/0001660280-26-000035.md) | [252](/filings/0001660280-25-000128.md) | [261 d](/filings/0001660280-26-000005.md) | [262](/filings/0001660280-26-000023.md) | [269](/filings/0001660280-26-000035.md) |
| Gross margin | % | [77.8%](/filings/0001660280-25-000128.md) | [78.2% d](/filings/0001660280-26-000005.md) | [78.1%](/filings/0001660280-26-000023.md) | [78.0%](/filings/0001660280-26-000035.md) | [77.5%](/filings/0001660280-25-000128.md) | [78.8% d](/filings/0001660280-26-000005.md) | [78.4%](/filings/0001660280-26-000023.md) | [77.5%](/filings/0001660280-26-000035.md) |
| Operating margin | % | [(0.9%)](/filings/0001660280-25-000128.md) | [5.5% d](/filings/0001660280-26-000005.md) | [(7.4%)](/filings/0001660280-26-000023.md) | [(3.0%)](/filings/0001660280-26-000035.md) | [2.8%](/filings/0001660280-25-000128.md) | [3.4% d](/filings/0001660280-26-000005.md) | [3.3%](/filings/0001660280-26-000023.md) | [4.6%](/filings/0001660280-26-000035.md) |
| Net margin | % | [(4.1%)](/filings/0001660280-25-000128.md) | [0.8% d](/filings/0001660280-26-000005.md) | [(9.6%)](/filings/0001660280-26-000023.md) | [(5.9%)](/filings/0001660280-26-000035.md) | [0.9%](/filings/0001660280-25-000128.md) | [(0.3%) d](/filings/0001660280-26-000005.md) | [0.5%](/filings/0001660280-26-000023.md) | [1.4%](/filings/0001660280-26-000035.md) |
| Diluted EPS | $ per share | [(0.08)](/filings/0001660280-25-000128.md) | not reported | [(0.19)](/filings/0001660280-26-000023.md) | [(0.12)](/filings/0001660280-26-000035.md) | [0.02](/filings/0001660280-25-000128.md) | not reported | [0.01](/filings/0001660280-26-000023.md) | [0.03](/filings/0001660280-26-000035.md) |
| Free cash flow | $m | [53.9 d](/filings/0001660280-25-000128.md) | [78.8 d](/filings/0001660280-26-000005.md) | [80.9](/filings/0001660280-26-000023.md) | [38.1 d](/filings/0001660280-26-000035.md) | [53.0 d](/filings/0001660280-25-000128.md) | [82.7 d](/filings/0001660280-26-000005.md) | [85.4](/filings/0001660280-26-000023.md) | [43.3 d](/filings/0001660280-26-000035.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax. Derived values: 12-month figure less the 9-month figure.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment. Derived values: 9-month figure less the 6-month figure; 12-month figure less the 9-month figure; 6-month figure less the 3-month figure.

## Last five fiscal years

| Line item | Unit | FY2021 (2021-12-31) | FY2022 (2022-12-31) | FY2023 (2023-12-31) | FY2024 (2024-12-31) | FY2025 (2025-12-31) |
| --- | --- | ---: | ---: | ---: | ---: | ---: |
| Revenue | $m | [541](/filings/0001660280-24-000033.md) | [683](/filings/0001660280-25-000034.md) | [799](/filings/0001660280-26-000005.md) | [900](/filings/0001660280-26-000005.md) | [999](/filings/0001660280-26-000005.md) |
| Gross margin | % | [80.3%](/filings/0001660280-24-000033.md) | [77.3%](/filings/0001660280-25-000034.md) | [77.0%](/filings/0001660280-26-000005.md) | [77.8%](/filings/0001660280-26-000005.md) | [78.1%](/filings/0001660280-26-000005.md) |
| Operating margin | % | [(7.7%)](/filings/0001660280-24-000033.md) | [(9.9%)](/filings/0001660280-25-000034.md) | [(6.5%)](/filings/0001660280-26-000005.md) | [(0.8%)](/filings/0001660280-26-000005.md) | [(0.9%)](/filings/0001660280-26-000005.md) |
| Net margin | % | [(8.6%)](/filings/0001660280-24-000033.md) | [(13.5%)](/filings/0001660280-25-000034.md) | [(9.8%)](/filings/0001660280-26-000005.md) | [(4.0%)](/filings/0001660280-26-000005.md) | [(3.6%)](/filings/0001660280-26-000005.md) |
| Diluted EPS | $ per share | [(0.44)](/filings/0001660280-24-000033.md) | [(0.83)](/filings/0001660280-25-000034.md) | [(0.68)](/filings/0001660280-26-000005.md) | [(0.31)](/filings/0001660280-26-000005.md) | [(0.30)](/filings/0001660280-26-000005.md) |
| Free cash flow | $m | [92.9](/filings/0001660280-24-000033.md) | [122](/filings/0001660280-25-000034.md) | [148](/filings/0001660280-26-000005.md) | [213](/filings/0001660280-26-000005.md) | [255](/filings/0001660280-26-000005.md) |

- Revenue. XBRL Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Gross margin (gross profit / revenue). XBRL Gross profit: us-gaap:GrossProfit; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Operating margin (operating income / revenue). XBRL Operating income: us-gaap:OperatingIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Net margin (net income / revenue). XBRL Net income: us-gaap:NetIncomeLoss; Revenue: us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax.
- Diluted EPS. XBRL Diluted EPS: us-gaap:EarningsPerShareDiluted.
- Free cash flow (operating cash flow − capital expenditure). XBRL Operating cash flow: us-gaap:NetCashProvidedByUsedInOperatingActivities; Capital expenditure: us-gaap:PaymentsToAcquirePropertyPlantAndEquipment.

Each value links to the filing it came from. d marks a derived value. A ratio is not reported when any input is missing.

## Insider purchases and sales

The last 20 open-market transactions on Form 4 (codes P and S). Reported price is as stated on the form, not a market price. [All insider transactions](/companies/tenb/insiders.md)

None in coverage.

## Funds that report holding it

From each manager’s latest Form 13F, largest reported value first. Reported value is as filed: filing data, not a price. [All funds](/funds.md)

| Fund | Quarter ended | Reported value | Shares | Put or call | Change on the quarter before |
| --- | --- | ---: | ---: | --- | --- |
| [AMERIPRISE FINANCIAL INC](/funds/820027.md) | 2026-06-30 | $561.6m | 15,226,424 |  | Added +6,726,977 |
| [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $498.4m | 13,513,760 |  | Added +16,358 |
| [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $377.5m | 10,236,092 |  | Added +603,124 |
| [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $184.3m | 4,996,097 |  | Reduced −351,424 |
| [ARROWSTREET CAPITAL, LIMITED PARTNERSHIP](/funds/1164508.md) | 2026-06-30 | $162.5m | 4,406,990 |  | Added +674,719 |
| [FMR LLC](/funds/315066.md) | 2026-06-30 | $152.6m | 4,138,168 |  | Added +567,589 |
| [STATE STREET CORP](/funds/93751.md) | 2026-06-30 | $119.4m | 3,236,610 |  | Added +151,480 |
| [FIRST TRUST ADVISORS LP](/funds/1125816.md) | 2026-06-30 | $109.7m | 2,973,863 |  | Added +282,808 |
| [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $109.3m | 2,961,886 |  | Added +37,192 |
| [SHAPIRO CAPITAL MANAGEMENT LLC](/funds/1177244.md) | 2026-06-30 | $106.3m | 2,883,052 |  | Reduced −1,267,100 |

## Recent filings

[All 867 filings](/companies/tenb/filings.md)

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-13 | 20:38 ET | [8-K](/filings/0001660280-26-000046.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001660280-26-000046 |
| 2026-10-06 | 13:07 ET | [8-K](/filings/0001660280-26-000042.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001660280-26-000042 |
| 2026-09-15 | 20:23 ET | [8-K](/filings/0001660280-26-000039.md) | 1.01 Entry into a material agreement; 1.02 Termination of a material agreement; 2.03 New direct financial obligation; 3.02 Unregistered sale of equity; 8.01 Other events; 9.01 Financial statements and exhibits | 0001660280-26-000039 |
| 2026-08-04 | 20:59 ET | [10-Q](/filings/0001660280-26-000035.md) | Quarterly report, period 2026-06-30 | 0001660280-26-000035 |
| 2026-07-29 | 20:11 ET | [8-K](/filings/0001660280-26-000032.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001660280-26-000032 |
| 2026-05-21 | 20:29 ET | [8-K](/filings/0001660280-26-000030.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001660280-26-000030 |
| 2026-05-13 | 21:07 ET | [8-K](/filings/0001660280-26-000026.md) | 5.07 Shareholder vote results | 0001660280-26-000026 |
| 2026-05-05 | 20:38 ET | [10-Q](/filings/0001660280-26-000023.md) | Quarterly report, period 2026-03-31 | 0001660280-26-000023 |
| 2026-04-29 | 20:11 ET | [8-K](/filings/0001660280-26-000020.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001660280-26-000020 |
| 2026-04-02 | 20:14 ET | [DEF 14A](/filings/0001660280-26-000015.md) | Proxy statement, period 2026-04-02 | 0001660280-26-000015 |

## Latest annual report

[Form 10-K for the fiscal year ended Dec 31, 2025](/filings/0001660280-26-000005.md), filed Feb 27, 2026.

## Forecast league

Q3 FY2026, the quarter ended 2026-09-30, is open for forecasts until the first results filing for it is accepted by EDGAR. Results are due by \[object Promise\]. [Forecast this quarter](/leagues/2026q3/targets/e2b15e61-0752-4013-8dc6-d10dcadee1fa)

## About the filer

- CIK: 1660280
- Tickers: TENB
- Exchange: Nasdaq
- SIC code: 7372 Services-Prepackaged Software
- State of incorporation: DE
- Filer category: Large accelerated filer

Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 24, 2026, 15:45 ET. No prices; not investment advice.