13F reference period
Q2 2026
Security Snapshot
AEHR TEST SYSTEMS - Common Stock, Par Value $0.01 (AEHR) Institutional Ownership
CUSIP: 00760J108
13F Institutional Holders and Ownership History from Q1 2014 to Q3 2026
Institutions Reporting
260
Shares (Excl. Options)
23.2M
Full value: 23,198,481 · shares · 30 Jun 2026Price
$96.06
The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.
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- Security type / class
- Equity / Common Stock, Par Value $0.01
- Symbol
- AEHR on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 23,198,481
- Total 13F value
- $2,227,512,277
- Portfolio coverage rank
- 0%
- Share change
- +641,550
- Value change
- +$144,380,741
- Number of holders
- 260
- Shares outstanding
- 34,073,455
- SEC-reported price per share
- $99.62
- Insider filing price
- $99.62
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Filing notes and source
Key facts
- AEHR - AEHR TEST SYSTEMS - Common Stock, Par Value $0.01 is tracked under CUSIP 00760J108.
- 260 institutions reported positions in Q2 2026.
- 4 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 189 to 260 between Q1 2026 and Q2 2026.
- SEC-reported value moved from to
$831.17M
Full value: $831,170,365 · USD · 31 Mar 2026.$2.23B
Full value: $2,227,512,277 · USD · 30 Jun 2026
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 260 institutions filings for Q2 2026.
Security key
00760J108
13F reference period
Q2 2026
13F holders
260
13D/G owners
4
CIK / CUSIP context first
Open Q2 2026 holders
AEHR full holder history
AEHR TEST SYSTEMS SEC filings
AEHR TEST SYSTEMS company facts
AEHR TEST SYSTEMS insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 00760J108:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
4
Security
AEHR
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| JANE STREET GROUP, LLC | 5.1% | $158,357,119 | 1,648,523 | JANE STREET GROUP, LLC | 24 Jul 2026 | |||
| BAILLIE GIFFORD & CO | 4.3% | -16% | $34,010,841 | -$6,322,472 | 1,290,734 | -16% | BAILLIE GIFFORD & CO | 31 Dec 2025 |
| FMR LLC | 3.2% | -54% | $68,484,578 | -$77,257,728 | 1,006,830 | -53% | FMR LLC | 30 Jun 2026 |
| AWM Investment Company, Inc. | 1.1% | -84% | $25,494,440 | -$82,516,967 | 374,808 | -76% | AWM Investment Company, Inc. | 30 Jun 2026 |
As of 30 Jun 2026,
260
institutional investors reported holding
shares of
AEHR TEST SYSTEMS - Common Stock, Par Value $0.01 (AEHR).
This represents
68%
of the company’s total
outstanding shares.
23.2M
Full value: 23,198,481 · shares · 30 Jun 202634.07M
Full value: 34,073,455 · shares · Stored outstanding share count13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
51%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7.8% | 2,659,542 | +16% | 0% | $255,475,603 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.9% | 1,320,350 | +3% | 0% | $126,832,821 |
| D. E. Shaw & Co., Inc. | 3.5% | 1,177,421 | +245% | 0.07% | $113,103,061 |
| TWO SIGMA INVESTMENTS, LP | 3.4% | 1,164,614 | +443% | 0.08% | $111,872,821 |
| FMR LLC | 3% | 1,006,830 | -53% | 0% | $96,716,092 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2.8% | 966,659 | +5.3% | 0% | $92,857,264 |
| GEODE CAPITAL MANAGEMENT, LLC | 2.6% | 875,505 | +21% | 0% | $84,114,151 |
| GOLDMAN SACHS GROUP INC | 2.4% | 810,036 | -36% | 0.01% | $77,812,014 |
| JANE STREET GROUP, LLC | 2.2% | 753,523 | +172% | 0.05% | $72,383,420 |
| JPMORGAN CHASE & CO | 2.1% | 732,547 | +285% | 0% | $69,554,167 |
| STATE STREET CORP | 2.1% | 712,926 | +14% | 0% | $68,483,672 |
| Connor, Clark & Lunn Investment Management Ltd. | 2% | 670,758 | +207% | 0.12% | $64,433,014 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 1.5% | 507,035 | -62% | 0% | $48,707,000 |
| MORGAN STANLEY | 1.4% | 480,400 | +190% | 0% | $46,147,288 |
| NEXT CENTURY GROWTH INVESTORS LLC | 1.2% | 410,731 | -46% | 2.1% | $39,454,819 |
| CITADEL ADVISORS LLC | 1.2% | 400,732 | +184% | 0.02% | $38,494,316 |
| MARSHALL WACE, LLP | 1.1% | 382,738 | +3648% | 0.03% | $36,765,812 |
| AWM Investment Company, Inc. | 1.1% | 374,808 | -76% | 3.1% | $36,004,056 |
| T. Rowe Price Investment Management, Inc. | 0.93% | 318,127 | 0.02% | $30,560,000 | |
| Invesco Ltd. | 0.87% | 296,226 | +3.7% | 0% | $28,455,470 |
| NORTHERN TRUST CORP | 0.81% | 277,020 | +9.9% | 0% | $26,610,540 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.73% | 249,512 | +5.9% | 0% | $23,968,123 |
| Science & Technology Partners, L.P. | 0.73% | 249,000 | 4% | $23,918,940 | |
| LORD, ABBETT & CO. LLC | 0.73% | 247,640 | +38% | 0.07% | $23,788,000 |
| WELLINGTON MANAGEMENT GROUP LLP | 0.7% | 238,453 | +56% | 0% | $22,905,795 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
51
Headline period
Q2 2026
Rows shown
1-25 of 51
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 341,903 | $34,061,597 | +$10,978,420 | $99.62 | 47 |
| 2026 Q2 | 23,198,481 | $2,227,512,277 | +$144,380,741 | $96.06 | 260 |
| 2026 Q1 | 22,467,985 | $831,170,365 | +$56,155,872 | $37.08 | 189 |
| 2025 Q4 | 21,189,636 | $427,826,099 | +$11,164,909 | $20.19 | 150 |
| 2025 Q3 | 20,358,934 | $612,609,642 | +$90,693,547 | $30.11 | 149 |
| 2025 Q2 | 17,566,127 | $227,115,393 | -$14,886,276 | $12.93 | 119 |
| 2025 Q1 | 19,010,402 | $138,657,022 | -$28,962,796 | $7.29 | 112 |
| 2024 Q4 | 20,897,725 | $347,544,906 | +$8,799,257 | $16.63 | 131 |
| 2024 Q3 | 20,771,435 | $266,963,567 | +$19,456,828 | $12.85 | 125 |
| 2024 Q2 | 19,156,418 | $213,988,064 | +$8,723,826 | $11.17 | 117 |
| 2024 Q1 | 17,392,821 | $215,663,374 | -$98,231,746 | $12.40 | 129 |
| 2023 Q4 | 20,112,697 | $533,606,211 | -$19,257,386 | $26.53 | 166 |
| 2023 Q3 | 19,778,754 | $903,916,162 | +$33,371,947 | $45.70 | 152 |
| 2023 Q2 | 19,161,977 | $790,709,960 | +$31,876,558 | $41.25 | 149 |
| 2023 Q1 | 18,779,703 | $582,404,404 | +$97,429,587 | $31.02 | 143 |
| 2022 Q4 | 16,007,072 | $321,738,635 | +$91,179,841 | $20.10 | 126 |
| 2022 Q3 | 11,763,395 | $165,868,239 | +$46,244,608 | $14.10 | 81 |
| 2022 Q2 | 8,799,809 | $66,048,293 | -$17,995,100 | $7.50 | 70 |
| 2022 Q1 | 10,819,623 | $109,938,533 | -$34,514,201 | $10.16 | 77 |
| 2021 Q4 | 11,086,553 | $268,043,013 | +$76,655,390 | $24.18 | 71 |
| 2021 Q3 | 7,992,191 | $109,664,000 | +$45,952,079 | $13.65 | 41 |
| 2021 Q2 | 4,619,074 | $12,748,000 | -$590,413 | $2.76 | 18 |
| 2021 Q1 | 4,851,985 | $12,227,000 | -$328,531 | $2.52 | 20 |
| 2020 Q4 | 4,981,122 | $12,602,000 | -$794,871 | $2.53 | 21 |
| 2020 Q3 | 5,584,536 | $7,761,000 | -$886,011 | $1.39 | 21 |