AEHR TEST SYSTEMS (AEHR) Institutional Shareholders
AEHR TEST SYSTEMS (AEHR) is currently reported in institutional portfolios tracked by InsiderSet based on the latest available SEC Form 13F filings for the quarter ended June 30, 2026. The institutional investors covered on this page collectively reported approximately $797.83M in AEHR holdings during the latest filing period.
Blackrock, Inc. is currently the largest disclosed institutional shareholder of AEHR tracked by InsiderSet, reporting ownership valued at approximately $84.80M in its March 31, 2026 SEC Form 13F filing. Based on current market prices and the latest disclosed share count, the position is now estimated to be worth approximately $182.91M, representing an estimated gain of +115.70% since the filing period.
The top 10 institutional shareholders tracked on this page collectively account for approximately 59% of the total disclosed AEHR value among the investors covered in this analysis. Major shareholders include Blackrock, Inc., Fmr Llc, Awm Investment Company, Inc., and several other long-term asset managers with concentrated positions in AEHR TEST SYSTEMS (AEHR).
This page ranks the largest institutional AEHR shareholders using publicly disclosed SEC Form 13F data, including reported values, estimated current holding values, portfolio allocation percentages, ownership concentration metrics, and historical holding changes across major hedge funds and investment firms.
Institutional Holders
203
Total Reported Value
$797.83M
Largest Holder
Blackrock, Inc.
Largest Position
$84.80M
Insider Transactions (90d)
50
Latest Filing Quarter
Q2 2026
New Institutional Positions
161
Funds Exiting Positions
0
| Name | Investor/Manager | Portfolio % | Quantity | Reported Balance | Current Estimated Value | Gain/loss Since Filing | Estimated Portfolio Performance |
|---|---|---|---|---|---|---|---|
| Blackrock, Inc. | 0.00% | 2,286,899 | $84,798,214 | $182,906,182 | +$98,107,968 | +115.70% | |
| Fmr Llc | 0.00% | 2,142,639 | $79,449,043 | $171,368,267 | +$91,919,224 | +115.70% | |
| Awm Investment Company, Inc. | 6.54% | 1,593,971 | $59,104,445 | $127,485,801 | +$68,381,356 | +115.70% | |
| Vanguard Capital Management Llc | 0.00% | 1,281,857 | $47,531,258 | $102,522,923 | +$54,991,665 | +115.70% | |
| Goldman Sachs Group Inc | 0.01% | 1,262,043 | $46,796,554 | $100,938,199 | +$54,141,645 | +115.70% | |
| Baillie Gifford & Co | 0.04% | 1,001,018 | $37,117,747 | $80,061,420 | +$42,943,673 | +115.70% | |
| Vanguard Portfolio Management Llc | 0.00% | 917,876 | $34,034,842 | $73,411,722 | +$39,376,880 | +115.70% | |
| Next Century Growth Investors Llc | 2.03% | 754,737 | $27,985,647 | $60,363,865 | +$32,378,218 | +115.70% | |
| Geode Capital Management, Llc | 0.00% | 725,711 | $26,913,350 | $58,042,366 | +$31,129,016 | +115.66% | |
| State Street Corp | 0.00% | 623,306 | $23,112,186 | $49,852,014 | +$26,739,828 | +115.70% | |
| William Blair Investment Management, Llc | 0.06% | 513,293 | $19,032,904 | $41,053,174 | +$22,020,270 | +115.70% | |
| Gilder Gagnon Howe & Co Llc | 0.20% | 444,296 | $16,474,496 | $35,534,794 | +$19,060,298 | +115.70% | |
| Penn Capital Management Company, Llc | 0.92% | 150,547 | $14,475,863 | $12,040,749 | -$2,435,114 | -16.82% | |
| New York State Common Retirement Fund | 0.02% | 138,047 | $13,260,795 | $11,040,999 | -$2,219,796 | -16.74% | |
| Silvercrest Asset Management Group Llc | 0.09% | 344,247 | $12,764,679 | $27,532,875 | +$14,768,196 | +115.70% | |
| D. E. Shaw & Co., Inc. | 0.01% | 341,638 | $12,667,937 | $27,324,207 | +$14,656,270 | +115.70% | |
| Invesco Ltd. | 0.00% | 285,725 | $10,594,683 | $22,852,286 | +$12,257,603 | +115.70% | |
| Jane Street Group, Llc | 0.01% | 277,045 | $10,272,828 | $22,158,059 | +$11,885,231 | +115.70% | |
| Rice Hall James & Associates, Llc | 0.56% | 272,252 | $10,095,104 | $21,774,715 | +$11,679,611 | +115.70% | |
| Walleye Capital Llc | 0.06% | 267,187 | $9,907,294 | $21,369,616 | +$11,462,322 | +115.70% | |
| Northern Trust Corp | 0.00% | 252,158 | $9,350,020 | $20,167,597 | +$10,817,577 | +115.70% | |
| Ubs Group Ag | 0.00% | 246,763 | $9,149,972 | $19,736,105 | +$10,586,133 | +115.70% | |
| Charles Schwab Investment Management Inc | 0.00% | 235,539 | $8,733,786 | $18,838,409 | +$10,104,623 | +115.70% | |
| Connor, Clark & Lunn Investment Management Ltd. | 0.02% | 218,809 | $8,113,438 | $17,500,344 | +$9,386,906 | +115.70% | |
| Two Sigma Investments, Lp | 0.01% | 214,372 | $7,948,914 | $17,145,473 | +$9,196,559 | +115.70% | |
| Susquehanna International Group, Llp | 0.01% | 202,039 | $7,491,607 | $16,159,079 | +$8,667,472 | +115.70% | |
| Vanguard Fiduciary Trust Co | 0.00% | 197,166 | $7,310,915 | $15,769,337 | +$8,458,422 | +115.70% | |
| Bard Associates Inc | 1.67% | 179,127 | $6,642,030 | $14,326,577 | +$7,684,547 | +115.70% | |
| Morgan Stanley | 0.00% | 165,673 | $6,143,155 | $13,250,527 | +$7,107,372 | +115.70% | |
| Wellington Management Group Llp | 0.00% | 152,885 | $5,668,976 | $12,227,742 | +$6,558,766 | +115.70% | |
| Citadel Advisors Llc | 0.00% | 141,291 | $5,239,070 | $11,300,454 | +$6,061,384 | +115.70% | |
| Pier Capital, Llc | 0.78% | 126,991 | $4,708,826 | $10,156,740 | +$5,447,914 | +115.70% | |
| Bouvel Investment Partners, Llc | 1.06% | 48,852 | $4,692,723 | $3,907,183 | -$785,540 | -16.74% | |
| Osaic Holdings, Inc. | 0.01% | 105,002 | $3,893,461 | $8,398,060 | +$4,504,599 | +115.70% | |
| Millennium Management Llc | 0.00% | 95,826 | $3,553,228 | $7,664,163 | +$4,110,935 | +115.70% | |
| Exoduspoint Capital Management, Lp | 0.04% | 93,622 | $3,471,504 | $7,487,888 | +$4,016,384 | +115.70% | |
| Dimensional Fund Advisors Lp | 0.00% | 93,037 | $3,444,699 | $7,441,099 | +$3,996,400 | +116.02% | |
| Bank Of New York Mellon Corp | 0.00% | 89,405 | $3,315,133 | $7,150,612 | +$3,835,479 | +115.70% | |
| Kultura Capital Management Lp | 2.71% | 80,200 | $2,973,816 | $6,414,396 | +$3,440,580 | +115.70% | |
| Polen Capital Management | David M. Polen | 0.02% | 79,396 | $2,944,004 | $6,350,092 | +$3,406,088 | +115.70% |
| Kennedy Capital Management Llc | 0.06% | 76,042 | $2,819,637 | $6,081,839 | +$3,262,202 | +115.70% | |
| Raymond James Financial Inc | 0.00% | 75,244 | $2,790,048 | $6,018,015 | +$3,227,967 | +115.70% | |
| Klcm Advisors, Inc. | 0.24% | 75,000 | $2,781,000 | $5,998,500 | +$3,217,500 | +115.70% | |
| Nuveen, Llc | 0.00% | 70,357 | $2,608,837 | $5,627,153 | +$3,018,316 | +115.70% | |
| Johnson Financial Group, Llc | 0.17% | 68,900 | $2,554,812 | $5,510,622 | +$2,955,810 | +115.70% | |
| Royal Bank Of Canada | 0.00% | 59,939 | $2,222,000 | $4,793,921 | +$2,571,921 | +115.75% | |
| Swiss National Bank | 0.00% | 57,500 | $2,132,100 | $4,598,850 | +$2,466,750 | +115.70% | |
| Bank Of America Corp | 0.00% | 56,800 | $2,106,144 | $4,542,864 | +$2,436,720 | +115.70% | |
| Capstone Capital Management Ltd | 0.94% | 21,867 | $2,100,544 | $1,748,923 | -$351,621 | -16.74% | |
| Barclays Plc | 0.00% | 52,214 | $1,936,096 | $4,176,076 | +$2,239,980 | +115.70% |
Frequently asked questions about AEHR
Who owns the most AEHR stock?
The largest holders of AEHR are typically major institutional investors such as asset managers and hedge funds reporting on Form 13F. The table above ranks tracked superinvestors by reported position size using the latest available filings for AEHR TEST SYSTEMS (AEHR).
Is AEHR widely held by superinvestors?
Many widely followed stocks like AEHR appear across numerous superinvestor portfolios because of liquidity, index inclusion, and fundamentals. The holder count and table above show how broadly AEHR is represented among the institutional managers we track.
What do “Current Estimated Value”, “Gain/loss Since Filing”, and “Estimated Portfolio Performance” mean?
Current Estimated Value is reported share quantity from the latest 13F times our most recent split-adjusted U.S. session close. Gain/loss Since Filing is that estimate minus the reported 13F dollar value; Estimated Portfolio Performance is that difference as a percent of the reported value. Green means the estimate is above the filing value; red means below (not purchase cost). If many filers share the same implied filing price per share, the performance % may match across rows. These are not official fund marks or live quotes.