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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
Jan 26, 2023 (view filing)Jan 242 daysErickson GaynPresident and CEOSSale−50.5K$35.00−$1.77M−9.3%495.3K after
Jan 25, 2023 (view filing)Jan 232 daysSporck Alistair NVP, CONTACTOR BUSINESS UNITSSale−470$34.52−$16.2K−3.5%13.1K after
Jan 25, 2023 (view filing)Jan 232 daysPosedel Rhea JDirectorSSale−40.0K$33.90−$1.36M−7.1%523.8K after2 lots
Jan 24, 2023 (view filing)Jan 204 daysPosedel Rhea JDirectorSSale−40.0K$31.40−$1.26M−6.6%563.8K after2 lots
Jan 19, 2023 (view filing)Jan 172 daysSporck Alistair NVP, CONTACTOR BUSINESS UNITSSale−499$28.79−$14.4K−3.4%14.1K after
Jan 18, 2023 (view filing)Jan 135 daysRosati Mario MDirectorSSale−17.3K$28.64−$495.2K−25.7%50.1K after
Jan 18, 2023 (view filing)Jan 135 daysDanesh FaribaDirectorSSale−2.33K$30.00−$69.9K−23.3%7.67K after
Jan 18, 2023 (view filing)Jan 135 daysPosedel Rhea JDirectorSSale−19.6K$29.90−$586.0K−3.1%603.8K after
Jan 18, 2023 (view filing)Jan 135 daysErickson GaynPresident and CEOSSale−50.0K$30.00−$1.50M−8.3%553.1K after
Jan 13, 2023 (view filing)Jan 112 daysPosedel Rhea JDirectorSSale−400$29.95−$12.0K−0.1%623.4K after
Jan 13, 2023 (view filing)Jan 112 daysRosati Mario MDirectorSSale−41.8K$28.72−$1.20M−91.9%3.70K after
Jan 13, 2023 (view filing)Jan 112 daysHendrickson David SCTOSSale−5.25K$28.71−$150.8K−5.1%98.6K after
Jan 12, 2023 (view filing)Jan 102 daysScott Geoffrey GatesDirectorSSale−15.0K$27.29−$409.4K−11.6%114.7K after
Dec 2, 2022 (view filing)Dec 11 dayOliphant LauraDirectorSSale−3.47K$27.01−$93.8K−27.5%9.18K after
Nov 23, 2022 (view filing)Nov 23Same dayOliphant LauraDirectorSSale−1.90K$27.00−$51.3K−13.1%12.7K after
Nov 16, 2022 (view filing)Nov 151 dayScott Geoffrey GatesDirectorSSale−15.0K$25.21−$378.1K−9.4%144.7K after
Nov 16, 2022 (view filing)Nov 151 dayErickson GaynPresident and CEOSSale−69.7K$25.90−$1.80M−10.3%608.1K after
Nov 16, 2022 (view filing)Nov 151 dayRogers VernonExec. VP Sales and MarketingSSale−20.0K$26.32−$526.4K−21.9%71.1K after
Nov 16, 2022 (view filing)Nov 14-152 daysSlayen Howard TDirectorSSale−28.1K$25.13−$706.4K−18.7%121.9K after2 lots
Nov 14, 2022 (view filing)Nov 113 daysSlayen Howard TDirectorSSale−19.9K$25.01−$497.4K−11.7%150.0K after
Nov 14, 2022 (view filing)Nov 113 daysOliphant LauraDirectorSSale−6.73K$25.00−$168.3K−31.6%14.6K after
Oct 31, 2022 (view filing)Oct 283 daysRichmond Donald P. IIVP of EngineeringSSale−21.9K$21.00−$460.1K−10.2%193.4K after
Oct 26, 2022 (view filing)Oct 251 dayOliphant LauraDirectorSSale−1.08K$22.04−$23.9K−4.8%21.3K after
Oct 24, 2022 (view filing)Oct 24Same dayOliphant LauraDirectorSSale−5.81K$22.00−$127.7K−20.6%22.4K after
Oct 21, 2022 (view filing)Oct 201 daySlayen Howard TDirectorSSale−18.0K$20.00−$360.0K−9.6%169.9K after
Oct 21, 2022 (view filing)Oct 201 dayDanesh FaribaDirectorSSale−2.33K$20.00−$46.5K−18.9%9.99K 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 11, 2022 (view filing)Oct 101 dayRosati Mario MDirectorSSale−1.30K$16.13−$21.0K−3.4%36.8K after
Oct 11, 2022 (view filing)Oct 101 dayDanesh FaribaDirectorSSale−1.55K$16.12−$25.0K−23.1%5.16K after
Aug 17, 2022 (view filing)Aug 152 daysSlayen Howard TDirectorSSale−10.0K$18.26−$182.6K−5.2%180.8K after
Aug 12, 2022 (view filing)Aug 102 daysSlayen Howard TDirectorSSale−10.0K$17.50−$175.0K−5.0%190.8K 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 5, 2022 (view filing)Aug 41 daySlayen Howard TDirectorSSale−10.0K$14.75−$147.5K−4.7%200.8K after
Aug 4, 2022 (view filing)Aug 22 daysSlayen Howard TDirectorSSale−10.0K$12.50−$125.0K−4.5%210.8K after
Apr 8, 2022 (view filing)Apr 62 daysErickson GaynPresident and CEOSSale−5.00K$9.42−$47.1K−1.0%483.8K after
Feb 8, 2022 (view filing)Feb 71 dayRosati Mario MDirectorSSale−2.50K$12.28−$30.7K−6.4%36.8K 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
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
Nov 16, 2021 (view filing)Nov 12-154 daysScott Geoffrey GatesDirectorSSale−50.0K$25.40−$1.27M−26.3%140.0K after2 lots
Nov 15, 2021 (view filing)Nov 114 daysErickson GaynPresident and CEOSSale−80.0K$23.29−$1.86M−13.8%499.8K after
Nov 8, 2021 (view filing)Nov 44 daysHendrickson David SCTOSSale−25.0K$25.08−$627.0K−36.0%44.4K after
Nov 8, 2021 (view filing)Nov 44 daysErickson GaynPresident and CEOSSale−100.0K$25.75−$2.58M−18.4%442.8K after
Nov 5, 2021 (view filing)Nov 32 daysPosedel Rhea JDirectorSSale−25.0K$24.91−$622.8K−4.0%597.6K after
Nov 1, 2021 (view filing)Oct 284 daysOliphant LauraDirectorSSale−11.4K$21.50−$244.7K−35.1%21.0K after
Nov 1, 2021 (view filing)Oct 284 daysScott Geoffrey GatesDirectorSSale−50.0K$20.77−$1.04M−20.8%190.0K 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
Oct 25, 2021 (view filing)Oct 214 daysSlayen Howard TDirectorSSale−10.0K$21.50−$215.0K−3.8%254.3K 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 15, 2021 (view filing)Oct 132 daysScott Geoffrey GatesDirectorSSale−50.0K$21.11−$1.06M−21.5%182.6K after
Oct 15, 2021 (view filing)Oct 132 daysSlayen Howard TDirectorSSale−5.00K$20.46−$102.3K−1.9%262.3K after2 lots