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AEHR TEST SYSTEMS

AEHR · Instruments For Meas & Testing of Electricity & Elec Signals · 31.5M shares · +7%/yr ↑ shares · EDGAR filings ↗

Reference price $108.00 · est. market cap ~$3.4B — last insider sale, 2026-05-14 (estimated from the dated SEC Form 4 price × shares outstanding — not a live quote)

Grade

D50

Semiconductor burn-in specialist in a revenue-declining loss year, cushioned by a strong balance sheet.

Strengths

Risks

Notable findings

Quarterly revenue

2025-05-30 · $14M2025-08-29 · $11M2025-11-28 · $10M2026-02-27 · $10M

Last 4 quarters · from SEC filings.

Key metrics

Gross margin
40.6%
Operating margin
-9.6%
Net margin
-6.6%
Return on equity
-3.2%
Return on assets
-2.6%
Revenue growth (QoQ)
4.3%
Net-income growth
-111.8%
Current ratio
5.7×
Free cash flow
-$12M
EBITDA
-$3M
Tangible book value
$101M
Cash & investments
$25M
Cash runway
8q
Stock comp / revenue
8.8%

Insider transactions · last 18 months

DateInsiderTypeSharesPrice
2026-06-18OLIPHANT LAURAGift19
2026-06-18OLIPHANT LAURAGift19
2026-06-18OLIPHANT LAURAGift19
2026-06-03WIMMERS DIDIERTax withheld332$114.59
2026-06-01Siu ChrisTax withheld350$93.62
2026-05-14Siu ChrisSell470$108.00
2026-05-14Siu ChrisSell1.6K$106.78
2026-05-13SLAYEN HOWARD TSell6.8K$104.73
2026-05-01SALAMONE ALBERTOTax withheld204$93.07
2026-04-29SCOTT GEOFFREY GATESGift10K
2026-04-29SCOTT GEOFFREY GATESTax withheld10K
2026-04-27ROGERS VERNONTax withheld139$88.48
2026-04-27SPORCK ALISTAIR NTax withheld133$88.48
2026-04-27RICHMOND DONALD P. IITax withheld102$88.48
2026-04-27Erickson GaynTax withheld851$88.48
2026-04-27ENGINEER ADILTax withheld143$88.48
2026-04-22SLAYEN HOWARD TGift1.8K
2026-04-22POSEDEL RHEA JSell604$95.00
2026-04-22SPORCK ALISTAIR NSell2.0K$93.50
2026-04-22POSEDEL RHEA JSell17K$100.00
2026-04-21SCOTT GEOFFREY GATESSell50K$95.00
2026-04-21ROGERS VERNONSell6.5K$94.09
2026-04-21POSEDEL RHEA JSell8.8K$96.02
2026-04-21SALAMONE ALBERTOSell15K$94.56
2026-04-21SCOTT GEOFFREY GATESSell10K$91.00
2026-04-20POSEDEL RHEA JSell7.5K$88.09
2026-04-20SALAMONE ALBERTOSell15K$89.57
2026-04-20ROGERS VERNONSell5.0K$90.00
2026-04-20ROGERS VERNONSell2.4K$90.00
2026-04-18SPORCK ALISTAIR NTax withheld341$83.86
2026-04-17SLAYEN HOWARD TSell25K$85.00
2026-04-17POSEDEL RHEA JSell7.5K$82.00
2026-04-16DANESH FARIBAOption exercise8.0K$2.25
2026-04-16OLIPHANT LAURASell1.7K$81.54
2026-04-16ROGERS VERNONSell5.0K$86.88
2026-04-16SPORCK ALISTAIR NSell2.0K$81.88
2026-04-16OLIPHANT LAURASell4.7K$85.59
2026-04-16POSEDEL RHEA JSell15K$80.72
2026-04-16DANESH FARIBASell8.0K$82.63
2026-04-15WIMMERS DIDIERSell1.9K$72.02
2026-04-14RICHMOND DONALD P. IITax withheld299$74.38
2026-04-14ROGERS VERNONTax withheld404$74.38
2026-04-14RICHMOND DONALD P. IISell17K$73.18
2026-04-14Erickson GaynTax withheld2.8K$74.38
2026-04-13DANESH FARIBAOption exercise7.0K$2.25
2026-04-13DANESH FARIBASell7.0K$71.49
2026-04-13WIMMERS DIDIERSell3.5K$71.11
2026-04-11ENGINEER ADILTax withheld386$70.43
2026-04-11Siu ChrisTax withheld697$70.43
2026-04-11ROGERS VERNONTax withheld503$70.43
2026-04-11RICHMOND DONALD P. IITax withheld423$70.43
2026-04-11Erickson GaynTax withheld3.7K$70.43
2026-04-11SPORCK ALISTAIR NTax withheld220$70.43
2026-04-10Erickson GaynSell96K$70.58
2026-04-10SPORCK ALISTAIR NSell2.0K$67.36
2026-04-10DANESH FARIBASell3.5K$70.05
2026-04-10Erickson GaynSell57K$70.58
2026-04-10ROGERS VERNONSell11K$70.00
2026-04-09ENGINEER ADILSell2.5K$68.34
2026-04-09SCOTT GEOFFREY GATESSell5.0K$68.00
2026-04-09SCOTT GEOFFREY GATESSell25K$68.12
2026-04-09SCOTT GEOFFREY GATESSell10K$67.79
2026-04-09ENGINEER ADILSell2.5K$66.31
2026-04-09ENGINEER ADILSell1.2K$66.27
2026-04-09ENGINEER ADILOption exercise11K$9.45
2026-04-09ENGINEER ADILSell11K$68.15
2026-04-09RICHMOND DONALD P. IISell16K$68.68
2026-04-09OLIPHANT LAURASell3.0K$68.36
2026-04-09POSEDEL RHEA JSell30K$70.00
2026-04-09SCOTT GEOFFREY GATESSell5.0K$68.00
2026-04-09SCOTT GEOFFREY GATESSell25K$67.75
2026-04-09SCOTT GEOFFREY GATESSell5.0K$67.90
2026-04-02SPORCK ALISTAIR NTax withheld298$44.32
2026-04-02ROGERS VERNONTax withheld336$44.32
2026-04-02Siu ChrisTax withheld821$44.32
2026-04-02RICHMOND DONALD P. IITax withheld341$44.32
2026-04-02Erickson GaynTax withheld2.5K$44.32
2026-04-02Erickson GaynTax withheld2.5K$44.32
2026-04-02SALAMONE ALBERTOTax withheld553$44.32
2026-04-02ENGINEER ADILTax withheld458$44.32
2026-04-01ENGINEER ADILOther2.5K$6.67
2026-04-01Erickson GaynOther2.1K$6.67
2026-04-01WIMMERS DIDIEROther1.9K$6.67
2026-04-01Erickson GaynOther2.1K$6.67
2026-04-01SPORCK ALISTAIR NOther2.0K$6.67
2026-04-01Siu ChrisOther2.1K$6.67
2026-04-01SALAMONE ALBERTOOther1.7K$6.67
2026-04-01ROGERS VERNONOther1.6K$6.67
2026-04-01RICHMOND DONALD P. IIOther2.1K$6.67
2026-03-10SCOTT GEOFFREY GATESGift5.1K
2026-03-03WIMMERS DIDIERTax withheld364$41.64
2026-03-01Siu ChrisTax withheld368$37.43
2026-02-13POSEDEL RHEA JSell14K$30.02
2026-02-09SPORCK ALISTAIR NSell2.7K$27.57
2026-02-09SPORCK ALISTAIR NSell300$27.59
2026-02-04SLAYEN HOWARD TGift5.0K
2026-02-04SLAYEN HOWARD TGift5.0K
2026-02-04SLAYEN HOWARD TGift5.0K
2026-02-01SALAMONE ALBERTOTax withheld234$25.64
2026-01-27RICHMOND DONALD P. IITax withheld117$27.75
2026-01-27SPORCK ALISTAIR NTax withheld152$27.75
2026-01-27ROGERS VERNONTax withheld160$27.75
2026-01-27Erickson GaynTax withheld820$27.75
2026-01-27ENGINEER ADILTax withheld163$27.75
2026-01-22OLIPHANT LAURASell3.1K$31.38
2026-01-22OLIPHANT LAURASell1.0K$31.44
2026-01-22OLIPHANT LAURASell180$31.45
2026-01-22OLIPHANT LAURASell100$31.46
2026-01-22OLIPHANT LAURASell140$31.48
2026-01-19SPORCK ALISTAIR NTax withheld387$28.81
2026-01-14ROGERS VERNONTax withheld464$25.97
2026-01-14RICHMOND DONALD P. IITax withheld343$25.97
2026-01-14Erickson GaynTax withheld2.7K$25.97
2026-01-11RICHMOND DONALD P. IITax withheld486$26.32
2026-01-11Erickson GaynTax withheld3.5K$26.32
2026-01-11ROGERS VERNONTax withheld576$26.32
2026-01-11RICHMOND DONALD P. IITax withheld576$26.32
2026-01-11Siu ChrisTax withheld799$26.32
2026-01-11SPORCK ALISTAIR NTax withheld239$26.32
2026-01-11ENGINEER ADILTax withheld444$26.32
2026-01-02SPORCK ALISTAIR NTax withheld297$22.16
2026-01-02Siu ChrisTax withheld940$22.16
2026-01-02SALAMONE ALBERTOTax withheld636$22.16
2026-01-02ROGERS VERNONTax withheld386$22.16
2026-01-02RICHMOND DONALD P. IITax withheld355$22.16
2026-01-02Erickson GaynTax withheld2.8K$22.16
2026-01-02ENGINEER ADILTax withheld501$22.16
2025-12-03WIMMERS DIDIERTax withheld371$24.76
2025-12-01Siu ChrisTax withheld349$22.53
2025-11-05SLAYEN HOWARD TSell6.0K$25.73
2025-11-03SALAMONE ALBERTOTax withheld203$25.99
2025-10-27ROGERS VERNONTax withheld197$25.14
2025-10-27RICHMOND DONALD P. IITax withheld102$25.14
2025-10-27SPORCK ALISTAIR NTax withheld132$25.14
2025-10-27Erickson GaynTax withheld819$25.14
2025-10-27ENGINEER ADILTax withheld142$25.14
2025-10-22ROGERS VERNONOption exercise110K$2.03
2025-10-22ROGERS VERNONOption exercise185$2.03
2025-10-20SPORCK ALISTAIR NTax withheld336$24.76
2025-10-14ROGERS VERNONTax withheld1.1K$27.29
2025-10-14ROGERS VERNONTax withheld403$27.29
2025-10-14RICHMOND DONALD P. IITax withheld298$27.29
2025-10-14Erickson GaynTax withheld3.4K$27.29
2025-10-13Siu ChrisTax withheld695$23.49
2025-10-13ROGERS VERNONTax withheld502$25.52
2025-10-13RICHMOND DONALD P. IITax withheld422$25.52
2025-10-13SPORCK ALISTAIR NTax withheld208$23.49
2025-10-13ROGERS VERNONTax withheld1.4K$25.52
2025-10-13Erickson GaynTax withheld3.8K$25.52
2025-10-13ENGINEER ADILTax withheld385$25.52
2025-10-09DANESH FARIBASell2.7K$24.87
2025-10-09DANESH FARIBASell6.3K$24.75
2025-10-02Erickson GaynTax withheld2.1K$32.25
2025-10-02Erickson GaynTax withheld439$32.25
2025-10-02SPORCK ALISTAIR NTax withheld51$32.25
2025-10-02SALAMONE ALBERTOTax withheld406$32.25
2025-10-02Siu ChrisTax withheld126$32.25
2025-10-02ROGERS VERNONTax withheld36$32.25
2025-10-02RICHMOND DONALD P. IITax withheld38$32.25
2025-10-02ENGINEER ADILTax withheld51$32.25
2025-10-02SPORCK ALISTAIR NTax withheld207$32.25
2025-10-02Siu ChrisTax withheld694$32.25
2025-10-02SALAMONE ALBERTOTax withheld148$32.25
2025-10-02ROGERS VERNONTax withheld299$32.25
2025-10-02RICHMOND DONALD P. IITax withheld272$32.25
2025-10-02ENGINEER ADILTax withheld385$32.25
2025-10-01SALAMONE ALBERTOOther184$6.67
2025-10-01WIMMERS DIDIEROther1.6K$6.67
2025-10-01SPORCK ALISTAIR NOther1.2K$6.67
2025-10-01Siu ChrisOther1.0K$6.67
2025-10-01ROGERS VERNONOther1.3K$6.67
2025-10-01RICHMOND DONALD P. IIOther1.1K$6.67
2025-10-01Erickson GaynOther540$6.67
2025-10-01ENGINEER ADILOther730$6.67
2025-09-24SLAYEN HOWARD TGift5.0K
2025-09-03WIMMERS DIDIERTax withheld308$24.52
2025-09-02Siu ChrisTax withheld349$24.88
2025-09-02SLAYEN HOWARD TGift639
2025-08-01SALAMONE ALBERTOTax withheld186$16.84
2025-07-28ENGINEER ADILTax withheld150$21.74
2025-07-28RICHMOND DONALD P. IITax withheld108$21.74
2025-07-28SPORCK ALISTAIR NTax withheld140$21.74
2025-07-28ROGERS VERNONTax withheld147$21.74
2025-07-28Erickson GaynTax withheld850$21.74
2025-07-25OLIPHANT LAURASell5.0K$21.50
2025-07-22POSEDEL RHEA JOption exercise18K$2.40
2025-07-22POSEDEL RHEA JSell18K$19.83
2025-07-18SPORCK ALISTAIR NTax withheld506$15.07
2025-07-15SPORCK ALISTAIR NSell3.0K$14.13
2025-07-14Erickson GaynTax withheld4.5K$13.86
2025-07-14ROGERS VERNONTax withheld1.1K$13.86
2025-07-14RICHMOND DONALD P. IITax withheld811$13.86
2025-07-11Erickson GaynTax withheld2.5K$14.11
2025-07-11ROGERS VERNONTax withheld304$14.11
2025-07-11RICHMOND DONALD P. IITax withheld225$14.11
2025-07-11Erickson GaynTax withheld1.1K$14.11
2025-07-11SPORCK ALISTAIR NTax withheld312$14.11
2025-07-11Siu ChrisTax withheld1.0K$14.11
2025-07-11ROGERS VERNONTax withheld450$14.11
2025-07-11RICHMOND DONALD P. IITax withheld410$14.11
2025-07-11ENGINEER ADILTax withheld580$14.11
2025-07-02Erickson GaynGrant64K
2025-07-02DANESH FARIBAGrant9.3K
2025-07-02RICHMOND DONALD P. IIGrant12K
2025-07-02RICHMOND DONALD P. IIGrant1.6K
2025-07-02RICHMOND DONALD P. IITax withheld221$15.13
2025-07-02ROGERS VERNONGrant13K
2025-07-02ROGERS VERNONGrant1.6K
2025-07-02ROGERS VERNONTax withheld218$15.13
2025-07-02SPORCK ALISTAIR NGrant9.3K
2025-07-02SPORCK ALISTAIR NGrant2.3K
2025-07-02SPORCK ALISTAIR NTax withheld305$15.13
2025-07-02ENGINEER ADILGrant17K
2025-07-02ENGINEER ADILGrant2.3K
2025-07-02ENGINEER ADILTax withheld307$15.13
2025-07-02SALAMONE ALBERTOGrant18K
2025-07-02SALAMONE ALBERTOTax withheld2.4K$15.13
2025-07-02Siu ChrisGrant31K
2025-07-02Siu ChrisGrant5.6K
2025-07-02Siu ChrisTax withheld752$15.13
2025-07-02SALAMONE ALBERTOGrant6.6K
2025-07-02Erickson GaynGrant14K
2025-07-02Erickson GaynTax withheld1.8K$15.13
2025-07-02SCOTT GEOFFREY GATESGrant9.3K
2025-07-02OLIPHANT LAURAGrant9.3K
2025-07-02SLAYEN HOWARD TGrant9.3K
2025-07-02POSEDEL RHEA JGrant11K
2025-06-02Siu ChrisTax withheld524$9.66
2025-05-12SALAMONE ALBERTOSell5.0K$9.08
2025-05-01SALAMONE ALBERTOTax withheld335$8.36
2025-04-28ENGINEER ADILTax withheld210$8.76
2025-04-28Erickson GaynTax withheld850$8.76
2025-04-28ROGERS VERNONTax withheld209$8.76
2025-04-28SPORCK ALISTAIR NTax withheld218$8.76
2025-04-28RICHMOND DONALD P. IITax withheld168$8.76
2025-04-18SPORCK ALISTAIR NTax withheld405$7.96
2025-04-14ROGERS VERNONTax withheld726$8.30
2025-04-14RICHMOND DONALD P. IITax withheld649$8.30
2025-04-14Erickson GaynTax withheld3.2K$8.30
2025-04-11ENGINEER ADILTax withheld464$8.52
2025-04-11Erickson GaynTax withheld738$8.52
2025-04-11Erickson GaynTax withheld1.7K$8.52
2025-04-11Siu ChrisTax withheld836$8.52
2025-04-11RICHMOND DONALD P. IITax withheld328$8.52
2025-04-11SPORCK ALISTAIR NTax withheld250$8.52
2025-04-11ROGERS VERNONTax withheld319$8.52
2025-04-11ROGERS VERNONTax withheld208$8.52
2025-04-11RICHMOND DONALD P. IITax withheld180$8.52
2025-04-01Siu ChrisOther2.2K$6.67
2025-04-01SALAMONE ALBERTOOther3.0K$6.67
2025-04-01SPORCK ALISTAIR NOther2.0K$6.67
2025-04-01ROGERS VERNONOther1.4K$6.67
2025-04-01RICHMOND DONALD P. IIOther2.1K$6.67
2025-04-01Erickson GaynOther2.6K$6.67
2025-04-01ENGINEER ADILOther2.5K$6.67
2025-03-03Siu ChrisTax withheld420$8.85
2025-02-05POSEDEL RHEA JGift1.6K
2025-02-01SALAMONE ALBERTOTax withheld245$10.77
2025-01-27RICHMOND DONALD P. IITax withheld123$11.88
2025-01-27ROGERS VERNONTax withheld168$11.88
2025-01-27ENGINEER ADILTax withheld171$11.88
2025-01-27SPORCK ALISTAIR NTax withheld159$11.88
2025-01-27Erickson GaynTax withheld596$11.88
2025-01-21SPORCK ALISTAIR NTax withheld405$13.22
2025-01-14RICHMOND DONALD P. IITax withheld359$11.66
2025-01-14ROGERS VERNONTax withheld485$11.66
2025-01-14Erickson GaynTax withheld2.0K$11.66
2025-01-13Siu ChrisTax withheld836$15.99
2025-01-13ROGERS VERNONTax withheld965$15.99
2025-01-13RICHMOND DONALD P. IITax withheld768$15.99
2025-01-13Erickson GaynTax withheld4.0K$15.99
2025-01-13ENGINEER ADILTax withheld464$15.99
2025-01-13SPORCK ALISTAIR NTax withheld250$15.99

All non-derivative Form 4 activity (SEC), newest first.

Notable events (8-K)

DateItems
2026-04-20OtherExhibitsfiling ↗
2026-04-08Material agreementExhibitsfiling ↗
2026-04-07Results5.03Exhibitsfiling ↗
2026-01-08ResultsExhibitsfiling ↗
2025-11-07Exec/director changeExhibitsfiling ↗
2025-10-21Shareholder votefiling ↗
2025-10-06ResultsExhibitsfiling ↗
2025-07-08ResultsExhibitsfiling ↗

Recent filings

FormFiledPeriodAccession
8-K2026-04-202026-04-170001654954-26-003746 ↗
10-Q2026-04-082026-02-270001654954-26-003348 ↗
8-K2026-04-082026-04-080001654954-26-003355 ↗
8-K2026-04-072026-04-070001654954-26-003310 ↗
10-Q2026-01-122025-11-280001654954-26-000266 ↗
8-K2026-01-082026-01-080001654954-26-000197 ↗
8-K2025-11-072025-10-210001654954-25-012704 ↗
8-K2025-10-212025-10-200001654954-25-012028 ↗
10-Q2025-10-082025-08-290001654954-25-011582 ↗
8-K2025-10-062025-10-060001654954-25-011494 ↗
10-K2025-07-282025-05-300001654954-25-008553 ↗
8-K2025-07-082025-07-080001654954-25-007859 ↗