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AEHR · Aehr Test Systems
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TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475TEAM-2.62% 13F +440META+1.00% 13F +2,694RCG+0.35% CLUSTERUTHR-0.54% 13F +425CRWV+5.68% 13F +694CRM-1.97% 13F +1,019CVNA+1.58% 13F +795TPL-1.11% 13F +444NET-1.96% 13F +711MSTR-1.39% 13F +527DELL+1.50% 13F +1,204CRWD-0.87% 13F +1,383ANET+1.22% 13F +1,324COIN-4.18% 13F +475
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AEHR

AEHR TEST SYSTEMS
MEDICAL DEVICES · INSTRUMENTS FOR MEAS & TESTING OF ELECTRICITY & ELEC SIGNALS · CIK 0001040470
FORM 144 · 14☆ WATCH
INSIDER NET · 180D
-$62.5M
open-market buys minus sells, Form 4 codes P and S
INSIDER BUYERS · 180D
0
CONGRESS BUYERS · 1Y
0
FUNDS ADDED · QTR
177
13F, latest reported quarter
REVENUE GROWTH
-15.2%
XBRL, annual
NET MARGIN
-14.3%
CONVERSIONS · 180D
7
codes C/M, not in net · $340.9K priced
SEVEN FACTS, RANKED AGAINST THE SECTOR · RANK IS NOT A FORECAST
INSIDERS
net -$62.5M over 180 days
-$18.9M over 90 days
below 95% of Medical Devices
CONGRESS
no member of Congress has reported trading it
FUNDS
177 funds added or opened last quarter
more than 74% of Medical Devices
REVENUE
-15.2% year over year
below 87% of Medical Devices
MARGIN
-14.3% net margin
below 55% of Medical Devices
BUYBACKS
no share repurchases reported
SHORT
13.2% of shares outstanding short · 1.4 days to cover · settled 2026-07-31
more than 92% of Medical Devices
THE SITUATION · EVERY LINE IS ONE RULE OVER ONE DATASET
Insiders are net sellers: -$62.5M across 13 people in 180 days.
177 funds added or opened positions in the latest 13F quarter, of 263 holders.
The year, with the filings on it
Total return indexed to 100 over the last 12 months · every marker is a federal filing, placed at its date — hover any marker for the detail
TOTAL 12M RETURN +246.7%
+246.7%12M
-22%+147%+316%+485%2025-092025-102025-122026-032026-052026-072026-09 2026-04-10 · Erickson Gayn sold $6.8M2026-08-12 · Erickson Gayn sold $5.0M2026-04-21 · SCOTT GEOFFREY GATES sold $4.8M2026-04-10 · Erickson Gayn sold $4.0M2026-08-12 · SCOTT GEOFFREY GATES sold $2.6M2026-08-04 · SLAYEN HOWARD T sold $2.2M2026-04-17 · SLAYEN HOWARD T sold $2.1M2026-04-09 · POSEDEL RHEA J sold $2.1M2026-04-22 · POSEDEL RHEA J sold $1.7M2026-04-09 · SCOTT GEOFFREY GATES sold $1.7M2026-04-09 · SCOTT GEOFFREY GATES sold $1.7M2026-07-16 · SCOTT GEOFFREY GATES sold $1.6M2026-04-21 · SALAMONE ALBERTO sold $1.4M2026-04-20 · SALAMONE ALBERTO sold $1.3M2026-04-14 · RICHMOND DONALD P. II sold $1.2M2026-04-16 · POSEDEL RHEA J sold $1.2M2026-08-12 · POSEDEL RHEA J sold $1.1M2026-04-09 · RICHMOND DONALD P. II sold $1.1M2026-08-12 · ENGINEER ADIL sold $983.2K2026-08-12 · ENGINEER ADIL sold $982.2K2026-04-21 · SCOTT GEOFFREY GATES sold $910.0K2026-04-21 · POSEDEL RHEA J sold $843.7K2026-08-14 · POSEDEL RHEA J sold $836.2K2026-04-10 · ROGERS VERNON sold $762.2K2026-08-14 · SLAYEN HOWARD T sold $758.3K2026-04-09 · ENGINEER ADIL sold $721.2K2026-05-13 · SLAYEN HOWARD T sold $714.2K2026-08-13 · SALAMONE ALBERTO sold $697.7K2026-04-09 · SCOTT GEOFFREY GATES sold $677.9K2026-04-16 · DANESH FARIBA sold $661.0K2026-04-20 · POSEDEL RHEA J sold $660.7K2026-04-17 · POSEDEL RHEA J sold $615.0K2026-04-21 · ROGERS VERNON sold $610.3K2026-08-17 · ROGERS VERNON sold $574.2K2026-08-13 · SALAMONE ALBERTO sold $537.6K2026-04-13 · DANESH FARIBA sold $500.4K2026-04-20 · ROGERS VERNON sold $450.0K2026-04-16 · ROGERS VERNON sold $434.4K2026-02-13 · POSEDEL RHEA J sold $420.2K2026-04-16 · OLIPHANT LAURA sold $399.3K2026-04-09 · SCOTT GEOFFREY GATES sold $340.0K2026-04-09 · SCOTT GEOFFREY GATES sold $340.0K2026-08-17 · ROGERS VERNON filed to sell $574.2K2026-08-14 · POSEDEL RHEA J filed to sell $836.2K2026-08-14 · SLAYEN HOWARD T filed to sell $753.9K2026-08-14 · ROGERS VERNON filed to sell $273.0K2026-08-13 · SALAMONE ALBERTO filed to sell $1.2M2026-08-12 · POSEDEL RHEA J filed to sell $1.1M2026-08-12 · ENGINEER ADIL filed to sell $2.0M2026-08-12 · Erickson Gayn filed to sell $5.2M2026-08-12 · OLIPHANT LAURA filed to sell $228.4K2026-08-12 · SCOTT GEOFFREY GATES filed to sell $2.6M2026-08-10 · SPORCK ALISTAIR N filed to sell $108.5K2026-08-04 · SLAYEN HOWARD T filed to sell $2.2M2026-08-04 · SPORCK ALISTAIR N filed to sell $201.9K2026-07-16 · SCOTT GEOFFREY GATES filed to sell $1.6M
INSIDER SELLFORM 144
INDEXED RETURN, DIVIDEND-ADJUSTED — NOT A PRICE CHART · LARGE TRADES DRAWN FIRST WHEN A NAME FILES HEAVILY
Live price
Daily candles from TradingView, on their licence — no filings are marked on this one
WHY THIS NAME IS ON THE DESK
Insiders have filed to sell — before selling.
The record shows a net $62.5M sold by insiders over 180 days, 177 funds added last quarter, $19.0M in planned Form 144 sales. Every figure is a federal filing, dated the day it became public.
Backtest this pattern Open the screener
Same sector, ranked by filing activity
Sector from the SEC's own SIC classification
TMOPENROKBLFSMTDSIBNWRBYISRGTXGDXCMEWTMDX
Insider transactions
Form 4 purchases and sales (codes P and S) — grants, option exercises and preferred conversions excluded

Over the last 180 days, AEHR TEST SYSTEMS insiders sold a net $62.5M of stock across 214 Form 4 purchases and sales, with 0 insider(s) buying. Source: SEC Form 4 filings, as of 2026-09-06.

INSIDER
FILED
SHARES
VALUE
ROGERS VERNON
Exec VP of Sales & Mktg.
SELL
2026-08-17
3,994.0
$574.2K
POSEDEL RHEA J
Director
SELL
2026-08-14
5,973.0
$836.2K
SLAYEN HOWARD T
Director
SELL
2026-08-14
5,700.0
$758.3K
ROGERS VERNON
Exec VP of Sales & Mktg.
SELL
2026-08-14
1,000.0
$134.0K
ROGERS VERNON
Exec VP of Sales & Mktg.
SELL
2026-08-14
1,000.0
$139.0K
214 TRANSACTIONS ON RECORD

Showing the most recent few. Create a free account to see 209 more transactions on record, the cross-source screener and CSV export. We store only your email address, and there is no password to create.

Institutional holders
13F · holdings as of the latest quarter funds have reported
BlackRock, Inc.
2,659,542.0 sh
$255.5M
VANGUARD CAPITAL MANAGEMENT LLC
1,320,350.0 sh
$126.8M
D. E. Shaw & Co., Inc.
1,177,421.0 sh
$113.1M
TWO SIGMA INVESTMENTS, LP
1,164,614.0 sh
$111.9M
FMR LLC
1,006,830.0 sh
$96.7M
SCHEDULE 13D/G
No 5%+ ownership filings
Nobody has crossed 5% with a filing obligation. Absence is a fact here, not missing data.
Planned sales · Form 144
Filed before the sale — intent, not a trade
ROGERS VERNON
FILED 2026-08-17
$574.2K
POSEDEL RHEA J
FILED 2026-08-14
$836.2K
SLAYEN HOWARD T
FILED 2026-08-14
$753.9K
ROGERS VERNON
FILED 2026-08-14
$273.0K
SALAMONE ALBERTO
FILED 2026-08-13
$1.2M
Fund concentration
N-PORT · funds ranked by how much of THEMSELVES they put in this stock — the conviction number 13F cannot show
Invesco Dorsey Wright Technology Momentum ETF
$21.5M POSITION · AS OF 2026-04-30
3.7%
Lord Abbett Micro-Cap Growth Fund
$6.4M POSITION · AS OF 2026-04-30
3.1%
Polen 5Perspectives Small Growth Fund
$606.4K POSITION · AS OF 2026-04-30
1.0%
NORTH SQUARE KENNEDY MICROCAP FUND
$251.4K POSITION · AS OF 2026-02-28
0.8%
Invesco NASDAQ Future Gen 200 ETF
$107.7K POSITION · AS OF 2026-02-28
0.8%
Fidelity Small Cap Growth K6 Fund
$31.0M POSITION · AS OF 2026-04-30
0.7%
SEC N-PORT, MONTHLY WITH A ~60-DAY PUBLIC LAG · FUNDS ≥ $10M · % = SHARE OF THE FUND'S OWN BOOK
Executive pay vs shareholder return · Mr. Erickson
DEF 14A pay-versus-performance disclosure · both the headline pay and the SEC's mark-to-market figure, beside the return the company delivered and the return of the peer group it chose itself
FY
CEO TOTAL
ACTUALLY PAID
OTHER NEOs AVG
TSR
PEER TSR
2024
$3.4M
$2.3M
$1.2M
+14%
—
2023
$1.4M
-$927.7K
$958.2K
+37%
—
2022
$1.7M
$6.9M
$720.3K
+294%
—
TAGGED BY THE COMPANY UNDER SEC ITEM 402(v) · RETURN IS CUMULATIVE FROM THE START OF THE DISCLOSURE PERIOD · GREEN WHERE THE COMPANY BEAT ITS OWN PEER GROUP
Fundamentals
Annual figures from XBRL filings · pick a past date to see them exactly as the market knew them then — restatements and all
2026-052025-052024-052023-05
REVENUE$50.0M$59.0M$66.2M$65.0M
GROSS PROFIT$17.7M$23.9M$32.5M$32.7M
OPERATING INCOME$-14.1M$-5.7M$10.1M$13.4M
NET INCOME$-7.1M$-3.9M$33.2M$14.6M
EPS (DILUTED)-0.23-0.131.120.50
OPERATING CASH FLOW$-3.3M$-7.4M$1.8M$10.0M
CASH$116.4M$24.5M$49.2M$30.1M
SEC XBRL · FISCAL-YEAR PERIODS · AS KNOWN ON 2026-09-06 · NOBODY ELSE SHOWS FUNDAMENTALS AS OF A PAST DATE
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Public filings, honestly analyzed. Official US government sources in one desk — every figure carries the date it was filed, and the methodology is published, backtest included.

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© 2026 WAVEMAN · SOURCE: SEC EDGAR & OFFICIAL GOVERNMENT DATA · NOT INVESTMENT ADVICE · CHART BY TRADINGVIEW · UPDATED 2026-09-06 ALL SYSTEMS LIVE FOR MACHINES →