| $164M | ||
| $143M | ||
| $143M | ||
| $76M | ||
| $60M | ||
| $35M |
Buys | $0 | 0 | 0 |
Sells | $929,658 | 6 | 100 |
| SPORCK ALISTAIR N | VP Contactor Business Unit | 0 | $0 | 1 | $42,390 | $-42,390 |
| SALAMONE ALBERTO | EVP, PPBI BUSINESS | 0 | $0 | 1 | $45,336 | $-45,336 |
| OLIPHANT LAURA | Director | 0 | $0 | 1 | $107,502 | $-107,502 |
| SLAYEN HOWARD T | Director | 0 | $0 | 1 | $154,357 | $-154,357 |
| DANESH FARIBA | Director | 0 | $0 | 1 | $223,101 | $-223,101 |
| POSEDEL RHEA J | Director | 0 | $0 | 1 | $356,972 | $-356,972 |
Aehr Test Systems provides test systems for burning-in and testing logic, optical, and memory integrated circuits worldwide. It offers products, such as the ABTS and FOX-P families of test and burn-in systems and FOX WaferPak Aligner, FOX-XP WaferPak Contactor, FOX DiePak Carrier, and FOX DiePak Loader. The ABTS system is used in production and qualification testing of packaged parts for lower power and higher power logic devices, as well as various common types of memory devices. The FOX-XP and FOX-NP systems are wafer contact and singulated die/module test and burn-in systems used for burn-in and functional test of complex devices, such as memories, digital signal processors, microprocessors, microcontrollers, systems-on-a-chip, and integrated optical devices. The FOX-CP system is a single-wafer compact test and reliability verification solution for logic, memory, and photonic devices. The WaferPak Contactor contains a unique full wafer probe card capable of testing wafers up to 300mm that enables IC manufacturers to perform test and burn-in of full wafers on Aehr Test FOX systems. The DiePak Carrier is a reusable, temporary package that enables IC manufacturers to perform final test and burn-in of bare die and modules. Aehr Test Systems was incorporated in 1977 and is headquartered in Fremont, California.
Over the last 12 months, insiders at Aehr Test Systems have bought $0 and sold $929,658 worth of Aehr Test Systems stock.
On average, over the past 5 years, insiders at Aehr Test Systems have bought $244,794 and sold $16.37M worth of stock each year.
There was no buying activity among insiders over the last 12 months.
The last purchase of 20,000 shares for transaction amount of $310,000 was made by SLAYEN HOWARD T (Director) on 2024‑08‑02.
| 2025-11-05 | Sale | SLAYEN HOWARD T | Director | 6,000 0.0198% | $25.73 | $154,357 | -11.04% | |
| 2025-10-09 | Sale | DANESH FARIBA | Director | 9,000 0.0296% | $24.79 | $223,101 | -5.45% | |
| 2025-07-25 | Sale | OLIPHANT LAURA | Director | 5,000 0.0166% | $21.50 | $107,502 | +12.79% | |
| 2025-07-22 | Sale | POSEDEL RHEA J | Director | 18,000 0.0597% | $19.83 | $356,972 | +21.89% | |
| 2025-07-15 | Sale | SPORCK ALISTAIR N | VP Contactor Business Unit | 3,000 0.0101% | $14.13 | $42,390 | +72.95% | |
| 2025-05-12 | Sale | SALAMONE ALBERTO | EVP, PPBI BUSINESS | 4,995 0.0167% | $9.08 | $45,336 | +139.02% | |
| 2024-08-02 | SLAYEN HOWARD T | Director | 20,000 0.0743% | $15.50 | $310,000 | -15.91% | ||
| 2024-07-30 | Sale | DANESH FARIBA | Director | 10,000 0.0345% | $18.59 | $185,900 | -35.13% | |
| 2024-07-19 | Sale | SPORCK ALISTAIR N | VP Contactor Business Unit | 1,257 0.0043% | $18.82 | $23,657 | -36.42% | |
| 2024-07-19 | Ray-Chaudhuri Avijit K. | Executive VP of R&D | 2,591 0.0087% | $18.55 | $48,063 | -36.42% | ||
| 2024-07-18 | Ray-Chaudhuri Avijit K. | Executive VP of R&D | 2,450 0.0091% | $20.32 | $49,784 | -35.71% | ||
| 2024-01-18 | Sale | Erickson Gayn | President and CEO | 4,871 0.0171% | $17.39 | $84,726 | -22.72% | |
| 2024-01-18 | Sale | RICHMOND DONALD P. II | CTO | 1,021 0.0036% | $17.39 | $17,759 | -22.72% | |
| 2024-01-18 | Sale | ROGERS VERNON | Exec VP of Sales & Mktg. | 1,309 0.0046% | $17.39 | $22,769 | -22.72% | |
| 2024-01-16 | Sale | Erickson Gayn | President and CEO | 1,113 0.0038% | $17.24 | $19,189 | -23.31% | |
| 2024-01-16 | Sale | RICHMOND DONALD P. II | CTO | 180 0.0006% | $17.24 | $3,103 | -23.31% | |
| 2024-01-16 | Sale | ROGERS VERNON | Exec VP of Sales & Mktg. | 244 0.0008% | $17.24 | $4,207 | -23.31% | |
| 2024-01-12 | Ray-Chaudhuri Avijit K. | Executive VP of R&D | 3,000 0.0106% | $17.87 | $53,600 | -23.93% | ||
| 2023-12-06 | Sale | Siu Chris | VP Finance/CFO | 322 0.0012% | $25.27 | $8,136 | -44.22% | |
| 2023-10-16 | Sale | SPORCK ALISTAIR N | VP, CONTACTOR BUSINESS UNIT | 955 0.0034% | $37.65 | $35,956 | -60.35% |
| SLAYEN HOWARD T | Director | 218328 0.7129% | $6.29M | 7 | 15 | +14.72% |
| POSEDEL RHEA J | Director | 71163 0.2324% | $2.05M | 13 | 50 | +35.7% |
| SALAMONE ALBERTO | EVP, PPBI BUSINESS | 56241 0.1836% | $1.62M | 0 | 1 | |
| SPORCK ALISTAIR N | VP Contactor Business Unit | 30808 0.1006% | $887,578.48 | 0 | 6 | |
| DANESH FARIBA | Director | 16643 0.0543% | $479,484.83 | 0 | 5 | |
| OLIPHANT LAURA | Director | 7665 0.025% | $220,828.65 | 0 | 12 | |
| PATEL MUKESH | director | 455676 1.4878% | $13.13M | 2 | 53 | +64.81% |
| ANDERSON ROBERT R | director | 429009 1.4007% | $12.36M | 22 | 3 | <0.0001% |
| Erickson Gayn | President and CEO | 427935 1.3972% | $12.33M | 6 | 33 | +64.81% |
| RICHMOND DONALD P. II | CTO | 175232 0.5721% | $5.05M | 0 | 9 | |
| LARSON GARY L | VP OF FINANCE & CFO | 142763 0.4661% | $4.11M | 2 | 25 | +64.81% |
| HENDRICKSON DAVID S | Former CTO | 84783 0.2768% | $2.44M | 1 | 48 | +134.18% |
| ROGERS VERNON | Exec VP of Sales & Mktg. | 40277 0.1315% | $1.16M | 0 | 5 | |
| SCOTT GEOFFREY GATES | director | 34990 0.1142% | $1.01M | 0 | 14 | |
| Ray-Chaudhuri Avijit K. | Executive VP of R&D | 28100 0.0917% | $809,561.00 | 3 | 0 | <0.0001% |
| ELDER WILLIAM W R | director | 15759 0.0515% | $454,016.79 | 10 | 27 | <0.0001% |
| Siu Chris | VP Finance/CFO | 14747 0.0481% | $424,861.07 | 0 | 1 | |
| ANDERSON LARRY | V.P. OF WORLDWIDE SALES | 10000 0.0327% | $288,100.00 | 1 | 0 | +134.18% |
| ALLISON MARK D. | VP OF WORLDWIDE SALES | 6382 0.0208% | $183,865.42 | 1 | 0 | <0.0001% |
| Schneider John M. | director | 2945 0.0096% | $84,845.45 | 2 | 12 | <0.0001% |
| FUCCI DAVID | 1488 0.0049% | $42,869.28 | 1 | 11 | <0.0001% | |
| MEURELL CARL J | 1189 0.0039% | $34,255.09 | 0 | 4 | ||
| ROSATI MARIO M | director | 0 0% | $0 | 0 | 16 | |
| BUCK CARL N | 0 0% | $0 | 2 | 66 | +64.81% | |
| SANO KUNIO | President of Aehr Test Japan | 0 0% | $0 | 0 | 30 | |
| Perkins Gregory M | VP, WORLD WIDE SALES & SERVICE | 0 0% | $0 | 0 | 17 | |
| SPINK KENNETH B. | VP of Finance and CFO | 0 0% | $0 | 0 | 6 | |
| Brannan Michael A. | 0 0% | $0 | 0 | 5 |
$51,368,869 | 76 | 0.70% | $224.15B | |
$41,019,040 | 35 | 51.92% | $4,531.1B | |
$13,184,403 | 24 | 12.48% | $146.99B | |
$13,282,848 | 20 | 10.77% | $377.43B | |
$7,164,218 | 19 | 7.69% | $24.67B | |
$218,719,762 | 15 | 14.47% | $1,667.55B | |
$2,311,530 | 15 | 4.79% | $174.07B | |
$2,459,922 | 12 | 25.92% | $69.36B | |
$4,130,365 | 12 | -3.90% | $16.54B | |
$2,288,142 | 11 | 16.42% | $40.37B | |
$550,597 | 6 | 20.45% | $59.67B | |
$1,786,902 | 5 | 8.38% | $170.74B | |
$864,936 | 4 | 15.01% | $408.28B |
| Increased Positions | 88 | +62.41% | 5M | +28.66% |
| Decreased Positions | 61 | -43.26% | 2M | -12.84% |
| New Positions | 45 | New | 3M | New |
| Sold Out Positions | 21 | Sold Out | 413,827 | Sold Out |
| Total Postitions | 168 | +19.15% | 20M | +15.82% |
| Fmr Llc | $59,860.00 | 9% | 2.7M | +1M | +80.67% | 2025-09-30 |
| Vanguard Group Inc | $50,706.00 | 7.63% | 2.29M | +65,444 | +2.94% | 2025-09-30 |
| Blackrock, Inc. | $44,372.00 | 6.67% | 2M | -49,839 | -2.43% | 2025-09-30 |
| Awm Investment Company, Inc. | $34,720.00 | 5.22% | 1.57M | -7,053 | -0.45% | 2025-09-30 |
| Baillie Gifford & Co | $33,920.00 | 5.1% | 1.53M | -458,737 | -23.06% | 2025-09-30 |
| William Blair Investment Management, Llc | $19,812.00 | 2.98% | 894,061 | +894,061 | New | 2025-09-30 |
| Geode Capital Management, Llc | $15,071.00 | 2.27% | 680,103 | +1,557 | +0.23% | 2025-09-30 |
| State Street Corp | $13,343.00 | 2.01% | 602,103 | -9,879 | -1.61% | 2025-09-30 |
| Halter Ferguson Financial Inc. | $10,039.00 | 1.51% | 453,012 | +13,298 | +3.02% | 2025-09-30 |
| Rice Hall James & Associates, Llc | $9,847.00 | 1.48% | 444,381 | -168,071 | -27.44% | 2025-09-30 |