# Aehr Test Systems: overview AEHR · Nasdaq · CIK 1040470 · [Technology](/sectors/technology.md) · fiscal year ends Dec 31 Pages: [Overview](/companies/aehr.md) · [Financials](/companies/aehr/financials.md) · [Filings](/companies/aehr/filings.md) · [Insiders](/companies/aehr/insiders.md) Latest reported revenue: [$18.8m](/filings/0001654954-26-006919.md) for Q4 FY2026, three months to 2026-05-29, from the 10-K filed Jul 27, 2026 (XBRL us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax, accession 0001654954-26-006919). ## Last eight quarters | Line item | Unit | Q1 FY2025 (2024-08-30) | Q2 FY2025 (2024-11-29) | Q3 FY2025 (2025-02-28) | Q4 FY2025 (2025-05-30) | Q1 FY2026 (2025-08-29) | Q2 FY2026 (2025-11-28) | Q3 FY2026 (2026-02-27) | Q4 FY2026 (2026-05-29) | | --- | --- | ---: | ---: | ---: | ---: | ---: | ---: | ---: | ---: | | Revenue | $m | [13.1](/filings/0001654954-25-011582.md) | [13.5](/filings/0001654954-26-000266.md) | [18.3](/filings/0001654954-26-003348.md) | [14.1 d](/filings/0001654954-26-006919.md) | [11.0](/filings/0001654954-25-011582.md) | [9.9](/filings/0001654954-26-000266.md) | [10.3](/filings/0001654954-26-003348.md) | [18.8 d](/filings/0001654954-26-006919.md) | | Gross margin | % | [54.0%](/filings/0001654954-25-011582.md) | [40.1%](/filings/0001654954-26-000266.md) | [39.2%](/filings/0001654954-26-003348.md) | [30.3% d](/filings/0001654954-26-006919.md) | [33.9%](/filings/0001654954-25-011582.md) | [25.7%](/filings/0001654954-26-000266.md) | [32.7%](/filings/0001654954-26-003348.md) | [42.6% d](/filings/0001654954-26-006919.md) | | Operating margin | % | [1.2%](/filings/0001654954-25-011582.md) | [(11.2%)](/filings/0001654954-26-000266.md) | [(6.1%)](/filings/0001654954-26-003348.md) | [(22.7%) d](/filings/0001654954-26-006919.md) | [(37.1%)](/filings/0001654954-25-011582.md) | [(47.0%)](/filings/0001654954-26-000266.md) | [(41.0%)](/filings/0001654954-26-003348.md) | [(6.4%) d](/filings/0001654954-26-006919.md) | | Net margin | % | [5.0%](/filings/0001654954-25-011582.md) | [(7.6%)](/filings/0001654954-26-000266.md) | [(3.5%)](/filings/0001654954-26-003348.md) | [(20.6%) d](/filings/0001654954-26-006919.md) | [(19.0%)](/filings/0001654954-25-011582.md) | [(32.7%)](/filings/0001654954-26-000266.md) | [(31.1%)](/filings/0001654954-26-003348.md) | [7.4% d](/filings/0001654954-26-006919.md) | | Diluted EPS | $ per share | [0.02](/filings/0001654954-25-011582.md) | [(0.03)](/filings/0001654954-26-000266.md) | [(0.02)](/filings/0001654954-26-003348.md) | not reported | [(0.07)](/filings/0001654954-25-011582.md) | [(0.11)](/filings/0001654954-26-000266.md) | [(0.10)](/filings/0001654954-26-003348.md) | not reported | | Free cash flow | $m | [2.2](/filings/0001654954-25-011582.md) | [(6.2) d](/filings/0001654954-26-000266.md) | [(3.3) d](/filings/0001654954-26-003348.md) | [(5.1) d](/filings/0001654954-26-006919.md) | [(1.7)](/filings/0001654954-25-011582.md) | [(1.6) d](/filings/0001654954-26-000266.md) | [(3.8) d](/filings/0001654954-26-003348.md) | [1.7 d](/filings/0001654954-26-006919.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: 6-month figure less the 3-month figure; 9-month figure less the 6-month figure; 12-month figure less the 9-month figure. ## Last five fiscal years | Line item | Unit | FY2022 (2022-05-31) | FY2023 (2023-05-31) | FY2024 (2024-05-31) | FY2025 (2025-05-30) | FY2026 (2026-05-29) | | --- | --- | ---: | ---: | ---: | ---: | ---: | | Revenue | $m | [50.8](/filings/0001654954-24-009642.md) | [65.0](/filings/0001654954-25-008553.md) | [66.2](/filings/0001654954-26-006919.md) | [59.0](/filings/0001654954-26-006919.md) | [50.0](/filings/0001654954-26-006919.md) | | Gross margin | % | [46.6%](/filings/0001654954-24-009642.md) | [50.4%](/filings/0001654954-25-008553.md) | [49.1%](/filings/0001654954-26-006919.md) | [40.6%](/filings/0001654954-26-006919.md) | [35.3%](/filings/0001654954-26-006919.md) | | Operating margin | % | [15.3%](/filings/0001654954-24-009642.md) | [20.6%](/filings/0001654954-25-008553.md) | [15.2%](/filings/0001654954-26-006919.md) | [(9.6%)](/filings/0001654954-26-006919.md) | [(28.3%)](/filings/0001654954-26-006919.md) | | Net margin | % | [18.6%](/filings/0001654954-24-009642.md) | [22.4%](/filings/0001654954-25-008553.md) | [50.1%](/filings/0001654954-26-006919.md) | [(6.6%)](/filings/0001654954-26-006919.md) | [(14.3%)](/filings/0001654954-26-006919.md) | | Diluted EPS | $ per share | [0.34](/filings/0001654954-24-009642.md) | [0.50](/filings/0001654954-25-008553.md) | [1.12](/filings/0001654954-26-006919.md) | [(0.13)](/filings/0001654954-26-006919.md) | [(0.23)](/filings/0001654954-26-006919.md) | | Free cash flow | $m | [1.1](/filings/0001654954-24-009642.md) | [8.6](/filings/0001654954-25-008553.md) | [1.0](/filings/0001654954-26-006919.md) | [(12.4)](/filings/0001654954-26-006919.md) | [(5.4)](/filings/0001654954-26-006919.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/aehr/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 | | --- | --- | ---: | ---: | --- | --- | | [BlackRock, Inc.](/funds/2012383.md) | 2026-06-30 | $255.5m | 2,659,542 | | Added +372,643 | | [VANGUARD CAPITAL MANAGEMENT LLC](/funds/2100119.md) | 2026-06-30 | $126.8m | 1,320,350 | | Added +38,493 | | [SUSQUEHANNA INTERNATIONAL GROUP, LLP](/funds/1446194.md) | 2026-06-30 | $114.4m | 1,191,400 | Call | Added +374,800 | | [D. E. Shaw & Co., Inc.](/funds/1009207.md) | 2026-06-30 | $113.1m | 1,177,421 | | Added +835,783 | | [TWO SIGMA INVESTMENTS, LP](/funds/1179392.md) | 2026-06-30 | $111.9m | 1,164,614 | | Added +950,242 | | [JANE STREET GROUP, LLC](/funds/1595888.md) | 2026-06-30 | $108.9m | 1,134,000 | Put | Added +938,700 | | [FMR LLC](/funds/315066.md) | 2026-06-30 | $96.7m | 1,006,830 | | Reduced −1,135,809 | | [VANGUARD PORTFOLIO MANAGEMENT LLC](/funds/2100121.md) | 2026-06-30 | $92.9m | 966,659 | | Added +48,783 | | [GEODE CAPITAL MANAGEMENT, LLC](/funds/1214717.md) | 2026-06-30 | $84.1m | 875,505 | | Added +149,794 | | [GOLDMAN SACHS GROUP INC](/funds/886982.md) | 2026-06-30 | $77.8m | 810,036 | | Reduced −452,007 | ## Recent filings [All 1,699 filings](/companies/aehr/filings.md) | Filed | Accepted | Form | What it is | Accession | | --- | --- | --- | --- | --- | | 2026-10-29 | 16:07 ET | [8-K](/filings/0001654954-26-009242.md) | 5.02 Departure or appointment of officers or directors | 0001654954-26-009242 | | 2026-10-20 | 17:04 ET | [8-K](/filings/0001654954-26-009056.md) | 5.07 Shareholder vote results | 0001654954-26-009056 | | 2026-09-09 | 16:06 ET | [DEF 14A](/filings/0001654954-26-008222.md) | Proxy statement, period 2026-09-03 | 0001654954-26-008222 | | 2026-07-27 | 16:18 ET | [10-K](/filings/0001654954-26-006919.md) | Annual report, period 2026-05-29 | 0001654954-26-006919 | | 2026-07-14 | 16:50 ET | [8-K](/filings/0001654954-26-006655.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001654954-26-006655 | | 2026-04-20 | 17:28 ET | [8-K](/filings/0001654954-26-003746.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001654954-26-003746 | | 2026-04-08 | 16:56 ET | [8-K](/filings/0001654954-26-003355.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001654954-26-003355 | | 2026-04-08 | 16:05 ET | [10-Q](/filings/0001654954-26-003348.md) | Quarterly report, period 2026-02-27 | 0001654954-26-003348 | | 2026-04-07 | 16:28 ET | [8-K](/filings/0001654954-26-003310.md) | 2.02 Results of operations; 5.03 Amendment to articles or bylaws; 9.01 Financial statements and exhibits | 0001654954-26-003310 | | 2026-01-12 | 16:07 ET | [10-Q](/filings/0001654954-26-000266.md) | Quarterly report, period 2025-11-28 | 0001654954-26-000266 | ## Latest annual report [Form 10-K for the fiscal year ended May 29, 2026](/filings/0001654954-26-006919.md), filed Jul 27, 2026. ## Forecast league Q1 FY2027, the quarter ended 2026-08-29, 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/33de4243-c9f7-438b-ae71-2393fe3dd78d) ## About the filer - CIK: 1040470 - Tickers: AEHR - Exchange: Nasdaq - SIC code: 3825 Instruments For Meas & Testing of Electricity & Elec Signals - State of incorporation: CA - Filer category: Non-accelerated filer
Smaller reporting company Source: SEC EDGAR, XBRL company facts, the filing index and Forms 4. Last ingested by Listed: Oct 29, 2026, 18:22 ET. No prices; not investment advice.