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Aehr Test Systems

AEHR
Exchange
Nasdaq
Industry
Instruments For Meas & Testing of Electricity & Elec Signals
SEC CIK
0001040470

In the last 90 days, Aehr Test Systems insiders filed 0 open-market purchases and 13 sales; 262 institutions reported holding it in 13F filings for Q2 2026, worth $2.23B in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Aehr Test Systems insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
13 filings
9 insiders, $18.9M in total
Insiders trading
9
Net value
−$18.9M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Aehr Test Systems, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Aehr Test Systems
NameTitleLast reported holdingLast filingFilings, past year
Wimmers DidierExecutive VP of R&D12,379Sep 3, 20268
Siu ChrisCFO77,328Sep 1, 202615
Rogers VernonExec VP of Sales & Mktg.186,232Aug 18, 202622
Engineer AdilChief Operating Officer46,477Aug 14, 202617
Slayen Howard TDirector140,667Aug 14, 20269
Posedel Rhea JDirector381,989IndirectAug 14, 202610
Salamone AlbertoEVP, PPBI BUSINESS41,962Aug 14, 202612
Erickson GaynPresident and CEO157,723IndirectAug 13, 202618
Scott Geoffrey GatesDirector10,000IndirectAug 13, 20268
Oliphant LauraDirector16,100Aug 13, 20268
Sporck Alistair NVP Contactor Business Unit22,547Aug 11, 202623
Richmond Donald P. IICTO186,567Jul 27, 202618
Danesh FaribaDirector14,801Jul 2, 20264
Ray-Chaudhuri Avijit K.Executive VP of R&D28,318Oct 29, 20240
Hendrickson David SFormer CTO84,783Jul 19, 20230
Spink Kenneth B.VP of Finance and CFO0Jul 19, 20230
Rosati Mario MDirector0IndirectJun 12, 20230
Brannan Michael A.Other: FORMER VP OF OPERATIONS0Jan 27, 20220

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jul 23, 2021 (view filing)Jul 212 daysScott Geoffrey GatesDirectorSSale−3.00K$6.13−$18.4K−0.8%352.6K after
Jul 23, 2021 (view filing)Jul 212 daysScott Geoffrey GatesDirectorSSale−20.0K$7.16−$143.2K−7.4%250.0K after
Jul 23, 2021 (view filing)Jul 212 daysPosedel Rhea JDirectorSSale−100.0K$5.92−$592.0K−10.6%847.1K after
Jul 23, 2021 (view filing)Jul 212 daysOliphant LauraDirectorSSale−18.5K$5.75−$106.1K−37.8%30.4K after
Jul 26, 2021 (view filing)Jul 224 daysSpink Kenneth B.VP of Finance and CFOSSale−6.50K$8.08−$52.5K−5.4%114.1K after
Aug 2, 2021 (view filing)Jul 303 daysBrannan Michael A.V.P. of OperationsSSale−2.50K$5.66−$14.2K−10.7%20.9K after
Aug 10, 2021 (view filing)Aug 91 dayScott Geoffrey GatesDirectorSSale−20.0K$6.20−$124.0K−5.7%332.6K after
Aug 16, 2021 (view filing)Aug 124 daysErickson GaynPresident and CEOSSale−17.0K$5.78−$98.3K−2.4%689.1K after
Aug 18, 2021 (view filing)Aug 171 dayOliphant LauraDirectorSSale−25.0K$5.30−$132.5K−100.0%0 after
Sep 30, 2021 (view filing)Sep 282 daysPosedel Rhea JDirectorSSale−150.0K$14.08−$2.11M−17.3%719.6K after
Sep 30, 2021 (view filing)Sep 282 daysErickson GaynPresident and CEOSSale−206.6K$14.19−$2.93M−27.5%544.8K after
Sep 30, 2021 (view filing)Sep 282 daysHendrickson David SCTOSSale−56.3K$14.09−$792.6K−55.7%44.7K after
Sep 30, 2021 (view filing)Sep 282 daysBrannan Michael A.V.P. of OperationsSSale−9.07K$14.24−$129.2K−43.4%11.8K after
Sep 30, 2021 (view filing)Sep 282 daysRogers VernonExec. VP Sales and MarketingSSale−52.0K$14.09−$733.1K−52.5%47.0K after
Sep 30, 2021 (view filing)Sep 282 daysRosati Mario MDirectorSSale−3.80K$14.09−$53.5K−50.7%3.70K after
Sep 30, 2021 (view filing)Sep 282 daysSpink Kenneth B.VP of Finance and CFOSSale−133.9K$14.13−$1.89M−60.9%86.0K after
Oct 8, 2021 (view filing)Oct 6-72 daysSlayen Howard TDirectorSSale−15.5K$14.59−$225.9K−6.1%239.1K after4 lots
Oct 8, 2021 (view filing)Oct 62 daysRichmond Donald P. IIVP of EngineeringSSale−4.55K$14.25−$64.8K−3.3%132.7K after2 lots
Oct 8, 2021 (view filing)Oct 71 dayPosedel Rhea JDirectorSSale−20.0K$15.00−$300.0K−2.8%699.6K after
Oct 8, 2021 (view filing)Oct 71 dayScott Geoffrey GatesDirectorSSale−100.0K$15.67−$1.57M−30.1%232.6K after
Oct 8, 2021 (view filing)Oct 71 dayScott Geoffrey GatesDirectorSSale−10.0K$15.98−$159.8K−4.0%240.0K after
Oct 12, 2021 (view filing)Oct 84 daysRichmond Donald P. IIVP of EngineeringSSale−13.9K$18.87−$262.6K−10.5%118.8K after
Oct 12, 2021 (view filing)Oct 8-114 daysPosedel Rhea JDirectorSSale−25.0K$19.93−$498.2K−3.6%674.6K after2 lots
Oct 13, 2021 (view filing)Oct 112 daysBrannan Michael A.V.P. of OperationsSSale−17.0K$18.80−$319.6K−59.0%11.8K after
Oct 15, 2021 (view filing)Oct 132 daysSlayen Howard TDirectorSSale−5.00K$20.46−$102.3K−1.9%262.3K after2 lots
Oct 15, 2021 (view filing)Oct 132 daysScott Geoffrey GatesDirectorSSale−50.0K$21.11−$1.06M−21.5%182.6K after
Oct 18, 2021 (view filing)Oct 14-154 daysPosedel Rhea JDirectorSSale−25.0K$21.03−$525.8K−3.7%649.6K after2 lots
Oct 25, 2021 (view filing)Oct 214 daysSlayen Howard TDirectorSSale−10.0K$21.50−$215.0K−3.8%254.3K after
Oct 27, 2021 (view filing)Oct 261 dayRichmond Donald P. IIVP of EngineeringSSale−26.0K$20.70−$539.0K−22.0%92.1K after
Nov 1, 2021 (view filing)Oct 284 daysScott Geoffrey GatesDirectorSSale−50.0K$20.77−$1.04M−20.8%190.0K after
Nov 1, 2021 (view filing)Oct 284 daysOliphant LauraDirectorSSale−11.4K$21.50−$244.7K−35.1%21.0K after
Nov 5, 2021 (view filing)Nov 32 daysPosedel Rhea JDirectorSSale−25.0K$24.91−$622.8K−4.0%597.6K after
Nov 8, 2021 (view filing)Nov 44 daysErickson GaynPresident and CEOSSale−100.0K$25.75−$2.58M−18.4%442.8K after
Nov 8, 2021 (view filing)Nov 44 daysHendrickson David SCTOSSale−25.0K$25.08−$627.0K−36.0%44.4K after
Nov 15, 2021 (view filing)Nov 114 daysErickson GaynPresident and CEOSSale−80.0K$23.29−$1.86M−13.8%499.8K after
Nov 16, 2021 (view filing)Nov 12-154 daysScott Geoffrey GatesDirectorSSale−50.0K$25.40−$1.27M−26.3%140.0K after2 lots
Jan 24, 2022 (view filing)Jan 204 daysBrannan Michael A.V.P. of OperationsSSale−15.3K$12.35−$189.6K−48.4%16.4K after
Jan 27, 2022 (view filing)Jan 261 dayBrannan Michael A.Other: FORMER VP OF OPERATIONSSSale−6.03K$12.37−$74.5K−100.0%0 after
Feb 8, 2022 (view filing)Feb 71 dayRosati Mario MDirectorSSale−2.50K$12.28−$30.7K−6.4%36.8K after
Apr 8, 2022 (view filing)Apr 62 daysErickson GaynPresident and CEOSSale−5.00K$9.42−$47.1K−1.0%483.8K after
Aug 4, 2022 (view filing)Aug 22 daysSlayen Howard TDirectorSSale−10.0K$12.50−$125.0K−4.5%210.8K after
Aug 5, 2022 (view filing)Aug 41 daySlayen Howard TDirectorSSale−10.0K$14.75−$147.5K−4.7%200.8K after
Aug 10, 2022 (view filing)Aug 8-92 daysSpink Kenneth B.VP of Finance and CFOSSale−24.5K$16.07−$394.2K−13.7%154.7K after2 lots
Aug 12, 2022 (view filing)Aug 102 daysSlayen Howard TDirectorSSale−10.0K$17.50−$175.0K−5.0%190.8K after
Aug 17, 2022 (view filing)Aug 152 daysSlayen Howard TDirectorSSale−10.0K$18.26−$182.6K−5.2%180.8K after
Oct 11, 2022 (view filing)Oct 101 dayDanesh FaribaDirectorSSale−1.55K$16.12−$25.0K−23.1%5.16K after
Oct 11, 2022 (view filing)Oct 101 dayRosati Mario MDirectorSSale−1.30K$16.13−$21.0K−3.4%36.8K after
Oct 19, 2022 (view filing)Oct 181 daySpink Kenneth B.VP of Finance and CFOSSale−30.0K$18.65−$559.5K−19.0%127.7K after
Oct 21, 2022 (view filing)Oct 201 dayDanesh FaribaDirectorSSale−2.33K$20.00−$46.5K−18.9%9.99K after
Oct 21, 2022 (view filing)Oct 201 daySlayen Howard TDirectorSSale−18.0K$20.00−$360.0K−9.6%169.9K after