Aehr Test SystemsAEHR

13F holders, Q2 2026 (June 30)
262holders +71
101new positions
30sold out
7famous investors
$95.93avg. 13F price*

At the end of Q2 2026, 262 institutions reported holding Aehr Test Systems (AEHR) in their 13F filings, up 71 from Q1 2026. 101 opened new positions and 30 sold out. The largest holders were BlackRock, Inc. ($255.5M), Vanguard Capital Management LLC ($126.8M) and D. E. Shaw & Co. ($113.1M). 7 famous investors held it, including Paul Tudor Jones (0.1% of Tudor Investment Corporation's portfolio), David E. Shaw (0.1% of D. E. Shaw & Co.'s portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).

Company
Aehr Test Systems
CUSIP
00760J108
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300 Q1 2024: 132Q1 2024Q2 2024: 119Q2 2024Q3 2024: 126Q3 2024Q4 2024: 132Q4 2024Q1 2025: 115Q1 2025Q2 2025: 121Q2 2025Q3 2025: 149Q3 2025Q4 2025: 150Q4 2025Q1 2026: 191Q1 2026Q2 2026: 262Q2 2026

Total Exit/New Position Q1 2026 → Q2 2026

InstitutionsTotal Value
New Positions101$256.4M
Exits30$52.5M

All 13F filers, Q1 2026 → Q2 2026: 8,644,234 shares bought and 7,865,351 shares sold, net +778,883 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 262 holders

BlackRock, Inc. 0.00% Add +16.3% 2,659,542 $255.5M
Vanguard Capital Management LLC 0.00% Add +3.0% 1,320,350 $126.8M
D. E. Shaw & Co. 0.07% Add +244.6% 1,177,421 $113.1M
Two Sigma Investments, LP 0.09% Add +443.3% 1,164,614 $111.9M
FMR LLC 0.00% Reduce -53.0% 1,006,830 $96.7M
Vanguard Portfolio Management LLC 0.00% Add +5.3% 966,659 $92.9M
Geode Capital Management, LLC 0.00% Add +20.6% 875,505 $84.1M
Goldman Sachs Group Inc. 0.01% Reduce -35.8% 810,036 $77.8M
Jane Street Group, LLC 0.05% Add +172.0% 753,523 $72.4M
JPMorgan Chase & Co. 0.00% Add +284.9% 732,547 $69.6M
State Street Corp. 0.00% Add +14.4% 712,926 $68.5M
Connor, Clark & Lunn Investment Management Ltd. 0.12% Add +206.6% 670,758 $64.4M
T. Rowe Price Associates Inc. 0.00% Reduce -62.4% 507,035 $48.7M
Morgan Stanley 0.00% Add +190.0% 480,400 $46.1M
Next Century Growth Investors LLC 2.09% Reduce -45.6% 410,731 $39.5M
Citadel Advisors 0.02% Add +183.6% 400,732 $38.5M
Marshall Wace, LLP 0.03% Add +3648.3% 382,738 $36.8M
AWM Investment Company, Inc. 3.12% Reduce -76.5% 374,808 $36.0M
T. Rowe Price Investment Management, Inc. 0.02% New 318,127 $30.6M
Invesco Ltd. 0.00% Add +3.7% 296,226 $28.5M
Northern Trust Corp. 0.00% Add +9.9% 277,020 $26.6M
Charles Schwab Investment Management Inc. 0.00% Add +5.9% 249,512 $24.0M
Science & Technology Partners, L.P. 4.03% New 249,000 $23.9M
Lord, Abbett & Co. LLC 0.07% Add +38.1% 247,640 $23.8M
Wellington Management Group LLP 0.00% Add +56.0% 238,453 $22.9M
Driehaus Capital Management LLC 0.13% New 238,422 $22.9M
Vanguard Fiduciary Trust Co. 0.00% Add +8.0% 212,881 $20.4M
Tudor Investment Corporation 0.08% Add +324.4% 204,550 $19.6M
Baillie Gifford & Co. 0.02% Reduce -79.6% 203,878 $19.6M
Trexquant Investment LP 0.12% New 201,892 $19.4M
UBS Group AG 0.00% Reduce -31.5% 169,123 $16.2M
Neuberger Berman Group LLC 0.01% New 167,664 $16.1M
Bard Associates Inc. 3.35% Reduce -12.4% 156,900 $15.1M
KADENSA CAPITAL Ltd 3.18% New 155,299 $14.9M
Penn Capital Management Company, LLC 0.92% New 150,547 $14.5M
BNP Paribas Financial Markets 0.01% Add +2205.1% 145,612 $14.0M
Berkshire Capital Holdings Inc. 2.96% New 142,640 $13.7M
New York State Common Retirement Fund 0.02% Add +124.2% 138,047 $13.3M
Renaissance Technologies 0.02% New 134,500 $12.9M
Bank of America Corp. 0.00% Add +113.1% 121,056 $11.6M
Kultura Capital Management LP 5.20% Add +47.0% 117,865 $11.3M
Millennium Management 0.01% Add +13.6% 108,877 $10.5M
Nuveen, LLC 0.00% Add +45.9% 102,621 $9.9M
Barclays PLC 0.00% Add +93.9% 101,249 $9.7M
Gilder Gagnon Howe & Co. LLC 0.10% Reduce -77.5% 100,204 $9.6M
Bank of New York Mellon Corp 0.00% Add +4.7% 93,571 $9.0M
Dimensional Fund Advisors LP 0.00% Add +0.4% 93,404 $9.0M
Rice Hall James & Associates, LLC 0.41% Reduce -67.8% 87,546 $8.4M
Raymond James Financial Inc. 0.00% Add +15.3% 86,773 $8.3M
Algert Global LLC 0.09% New 82,275 $7.9M
Osaic Holdings, Inc. 0.01% Reduce -27.7% 75,960 $7.3M
HRT Financial LP 0.01% New 67,264 $6.5M
Polen Capital Management LLC 0.05% Reduce -16.7% 66,157 $6.4M
Franklin Resources Inc. 0.00% Add +389.3% 64,831 $6.2M
Evergreen Quality Fund GP, Ltd. 0.10% New 62,380 $6.0M
Pier Capital, LLC 0.77% Reduce -52.4% 60,394 $5.8M
Swiss National Bank 0.00% Add +4.2% 59,900 $5.8M
Royal Bank of Canada 0.00% Reduce -6.5% 56,027 $5.4M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +53.6% 52,815 $5.1M
Bouvel Investment Partners, LLC 1.06% Reduce -32.0% 48,852 $4.7M
Heritage Investors Management Corp. 0.13% Reduce -0.1% 48,363 $4.6M
Capital Fund Management S.A. 0.03% New 44,892 $4.3M
Harvest Investment Services, LLC 0.66% Add +91.0% 44,359 $4.3M
Schonfeld Strategic Advisors LLC 0.02% New 44,106 $4.2M
Russell Investments Group, Ltd. 0.00% Add +412.1% 41,611 $4.0M
Deutsche Bank AG 0.00% Add +53.3% 40,960 $3.9M
Premier Fund Managers Ltd 0.36% New 41,362 $3.9M
Rhumbline Advisers 0.00% Add +5.4% 38,835 $3.7M
Citigroup Inc. 0.00% Add +426.4% 37,518 $3.6M
Intrinsic Edge Capital Management LLC 0.43% New 36,600 $3.5M
Informed Momentum Co LLC 0.31% New 36,322 $3.5M
Arrowstreet Capital, Limited Partnership 0.00% New 35,987 $3.5M
Shariaportfolio, Inc. 1.17% New 34,460 $3.3M
California State Teachers Retirement System 0.00% Reduce -17.4% 34,370 $3.3M
Wells Fargo & Company 0.00% Add +45.1% 34,170 $3.3M
LPL Financial LLC 0.00% Add +191.8% 32,430 $3.1M
Ameriprise Financial Inc. 0.00% New 31,946 $3.1M
Havemeyer Place LP 0.30% New 31,246 $3.0M
Cambridge Investment Research Advisors, Inc. 0.01% Reduce -12.8% 27,560 $2.6M
SG Americas Securities, LLC 0.00% Add +136.1% 26,877 $2.6M
Sand Hill Global Advisors, LLC 0.07% New 25,700 $2.5M
Quantinno Capital Management LP 0.00% Reduce -15.8% 24,017 $2.3M
Legal & General Group Plc 0.00% Reduce -4.0% 23,821 $2.3M
Capstone Capital Management Ltd 0.94% New 21,867 $2.1M
Engineers Gate Manager LP 0.03% Add +5.2% 21,542 $2.1M
Voya Investment Management LLC 0.00% New 21,484 $2.1M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% Add +9.1% 20,929 $2.0M
KP Management LLC 0.40% New 20,000 $1.9M
Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% Reduce -37.8% 19,035 $1.8M
Vanguard Global Advisers, LLC 0.00% Reduce -9.3% 17,841 $1.7M
Blair William & Co. 0.00% New 17,838 $1.7M
MetLife Investment Management, LLC 0.01% Add +7.8% 17,837 $1.7M
Laurel Oak Wealth Management, LLC 0.25% Reduce -54.3% 17,670 $1.7M
State of Wisconsin Investment Board 0.00% Reduce -19.7% 17,618 $1.7M
Group One Trading LLC 0.05% Add +35.4% 17,271 $1.7M
Susquehanna International Group, LLP 0.00% Reduce -91.7% 16,850 $1.6M
Pictet Asset Management Holding SA 0.00% Add +187.7% 16,654 $1.6M
Cetera Investment Advisers 0.00% Add +19.6% 16,652 $1.6M
Tidal Investments LLC 0.00% New 15,737 $1.5M
Johnson Financial Group, LLC 0.08% Reduce -77.9% 15,255 $1.5M
Sun Group Wealth Partners 0.99% Reduce -16.0% 15,067 $1.4M
Fortitude Advisory Group L.L.C. 0.53% Reduce -50.0% 14,332 $1.4M
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +2.8% 14,100 $1.4M
Alliancebernstein L.P. 0.00% Add +0.2% 36,497 $1.4M
Creative Planning 0.00% Add +19.2% 14,006 $1.3M
Royce & Associates LP 0.01% Reduce -63.5% 13,908 $1.3M
Sei Investments Co. 0.00% Reduce -40.7% 13,700 $1.3M
Integrated Wealth Concepts LLC 0.01% Reduce -4.6% 13,538 $1.3M
Y-Intercept (Hong Kong) Ltd 0.02% New 12,361 $1.2M
Cim, LLC 0.15% Reduce -10.3% 12,259 $1.2M
Jupiter Topco LLC 0.00% — 12,200 $1.2M
Jump Financial, LLC 0.01% New 12,035 $1.2M
Walleye Trading LLC 0.02% Reduce -2.8% 11,663 $1.1M
Stifel Financial Corp. 0.00% Reduce -27.7% 11,304 $1.1M
Manufacturers Life Insurance Company, The 0.00% Add +33.4% 10,480 $1.0M
KLCM Advisors, Inc. 0.08% Reduce -86.7% 10,000 $961K
Ninepoint Partners LP 0.09% New 9,996 $960K
AQR Capital Management 0.00% Add +5.9% 9,685 $930K
State of New Jersey Common Pension Fund D 0.00% New 9,662 $928K
Gsa Capital Partners LLP 0.06% Reduce -44.5% 9,639 $926K
Rockefeller Capital Management L.P. 0.00% Reduce -49.1% 9,101 $874K
Police & Firemen's Retirement System of New Jersey 0.01% Add +6.5% 9,031 $868K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% No change 8,920 $857K
Caitong International Asset Management Co., Ltd 0.12% Reduce -11.3% 8,894 $854K
Clear Street Group Inc. 0.00% New 8,768 $842K
Intech Investment Management LLC 0.01% Add +14.9% 8,646 $831K
Graham Capital Management, L.P. 0.03% Add +1.2% 8,600 $826K
White Pine Capital LLC 0.19% Reduce -53.0% 8,342 $801K
Arizona State Retirement System 0.00% Add +3.2% 8,245 $792K
Vanguard Investments Australia, Ltd. 0.00% No change 8,024 $771K
Regal Partners Ltd 0.04% New 7,933 $762K
XTX Topco Ltd 0.01% Add +14.2% 7,848 $754K
Fox Run Management, L.L.C. 0.12% New 7,690 $739K
Clarity Financial LLC 0.06% Reduce -1.3% 7,629 $733K
State Board of Administration of Florida Retirement System 0.00% No change 7,600 $730K
TD Asset Management Inc 0.00% New 7,592 $729K
Horizon Kinetics Asset Management LLC 0.01% Reduce -66.3% 7,280 $699K
Inspire Investing, LLC 0.03% Reduce -50.0% 7,026 $675K
KLP Kapitalforvaltning As 0.00% Add +11.5% 6,800 $653K
STRS Ohio 0.00% New 6,600 $634K
World Investment Advisors 0.01% New 6,519 $626K
Vanguard Personalized Indexing Management, LLC 0.01% Add +12.7% 6,381 $613K
Trek Financial, LLC 0.03% New 6,171 $593K
Global Trust Asset Management, LLC 0.18% New 6,107 $587K
FORA Capital, LLC 0.04% New 5,984 $575K
Healthcare of Ontario Pension Plan Trust Fund 0.00% New 5,920 $569K
Brady Martz Wealth Solutions, LLC 0.08% Reduce -8.3% 5,815 $559K
Penbrook Management LLC 0.32% Reduce -93.5% 5,200 $500K
Goldstream Capital Management Ltd 0.59% New 5,188 $498K
Vident Advisory, LLC 0.00% Reduce -29.4% 5,158 $495K
Meridian Wealth Management, LLC 0.02% New 5,149 $495K
Prudential Financial Inc. 0.00% New 5,145 $494K
Mercer Global Advisors Inc. 0.00% New 5,011 $481K
Malaga Cove Capital, LLC 0.15% Reduce -9.3% 4,900 $471K
B. Riley Wealth Advisors, Inc. 0.03% New 4,950 $469K
Mangrove Partners Im, LLC 0.03% New 4,713 $453K
Abel Hall, LLC 0.08% New 4,645 $446K
Private Advisor Group, LLC 0.00% New 4,387 $421K
VestGen Advisors, LLC 0.01% Add +70.6% 4,352 $418K
Belpointe Asset Management LLC 0.01% Reduce -64.8% 4,289 $412K
Focus Partners Advisor Solutions, LLC 0.00% New 4,097 $394K
GTS Securities LLC 0.01% New 4,087 $393K
Massar Capital Management, LP 0.13% New 4,067 $391K
ProShare Advisors LLC 0.00% New 4,008 $385K
Purpose Unlimited Inc. 0.01% New 4,000 $384K
Envestnet Asset Management Inc. 0.00% New 3,986 $383K
Larson Financial Group LLC 0.01% Reduce -63.5% 3,910 $376K
CIBC Bancorp USA Inc. 0.00% New 3,364 $371K
Cypress Capital Group 0.03% New 3,788 $364K
NewEdge Advisors, LLC 0.00% Reduce -68.9% 3,761 $361K
Ensign Peak Advisors, Inc 0.00% New 3,750 $360K
SBI Securities Co., Ltd. 0.01% Add +728.9% 3,730 $358K
Bank of Montreal 0.00% New 3,726 $358K
NFSG Corp 0.04% Add +86.9% 3,645 $350K
Victory Capital Management Inc. 0.00% New 3,439 $330K
Tower Research Capital LLC (TRC) 0.01% Reduce -4.9% 3,421 $329K
R Squared Ltd 0.16% New 3,115 $299K
Xponance LLC 0.00% New 2,997 $288K
Winthrop Partners - WNY, LLC 0.14% New 2,884 $277K
Ameritas Investment Partners, Inc. 0.01% Add +17.7% 2,779 $267K
Brevan Howard Capital Management LP 0.00% Reduce -87.8% 2,770 $266K
Nisa Investment Advisors, LLC 0.00% Reduce -9.4% 2,701 $259K
Allstate Corp. 0.00% Reduce -75.4% 2,693 $259K
RiverPark Advisors, LLC 0.12% Reduce -43.4% 2,630 $253K
Brookstone Capital Management 0.00% New 2,628 $252K
McCarthy Asset Management, Inc. 0.12% — 2,610 $251K
Optiver Holding B.V. 0.00% Add +628.1% 2,512 $241K
Lanark Financial, Inc. 0.02% Reduce -0.4% 2,489 $239K
Lodestone Wealth Management LLC 0.08% Add +31.0% 2,403 $231K
State of Wyoming 0.02% Reduce -25.9% 2,393 $230K
Gotham Asset Management 0.00% New 2,380 $229K
Stoneridge Investment Partners LLC 0.15% New 2,831 $226K
Principal Financial Group Inc. 0.00% New 2,341 $225K
Amundi 0.00% New 2,250 $216K
Ethic Inc. 0.00% New 2,236 $215K
Kestra Private Wealth Services, LLC 0.00% New 2,201 $211K
Wealthspire Advisors, LLC 0.00% New 2,200 $211K
HUB Investment Partners, LLC 0.00% Reduce -60.3% 2,170 $208K
Penserra Capital Management LLC 0.00% New 2,170 $208K
Strait & Sound Wealth Management LLC 0.07% Reduce -77.1% 2,155 $207K
Wealth Enhancement Advisory Services, LLC 0.00% New 2,831 $206K
Kingsview Wealth Management, LLC 0.00% New 2,095 $201K
Jones Financial Companies LLLP 0.00% Add +107.6% 2,136 $196K
Steward Partners Investment Advisory, LLC 0.00% New 1,982 $190K
Freestone Grove Partners LP 0.00% New 1,970 $189K
Mitsubishi UFJ Trust & Banking Corp 0.00% New 1,770 $170K
IFP Advisors, Inc 0.00% New 1,730 $166K
Arax Advisory Partners 0.00% Add +309.3% 1,719 $165K
GAMMA Investing LLC 0.01% Reduce -9.3% 1,583 $152K
Global Retirement Partners, LLC 0.00% — 1,394 $134K
Leonteq Securities AG 0.01% Reduce -44.6% 1,385 $133K
CoreCap Advisors, LLC 0.00% Add +241.8% 1,251 $120K
Versant Capital Management, Inc 0.01% Reduce -14.3% 1,179 $113K
TD Waterhouse Canada Inc. 0.00% No change 1,250 $106K
Federated Hermes, Inc. 0.00% New 1,076 $103K
PNC Financial Services Group, Inc. 0.00% Add +2.7% 1,076 $103K
Gould Capital, LLC 0.05% No change 1,000 $96K
Farther Finance Advisors, LLC 0.00% Reduce -1.2% 985 $94K
Tema ETFs LLC 0.00% New 924 $89K
EverSource Wealth Advisors, LLC 0.00% Add +98.3% 827 $79K
KBC Group NV 0.00% No change 812 $78K
State of Alaska, Department of Revenue 0.00% Reduce -96.4% 675 $64K
MCF Advisors LLC 0.00% Reduce -42.9% 506 $49K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% No change 460 $44K
Compagnie Lombard Odier SCmA 0.00% New 350 $34K
Nykredit A/S 0.00% — 294 $28K
Advocate Investing Services LLC 0.02% New 275 $26K
Atlantic Union Bankshares Corp 0.00% New 250 $24K
Kemnay Advisory Services Inc. 0.00% New 247 $24K
Signaturefd, LLC 0.00% Add +15.6% 237 $23K
REAP Financial Group, LLC 0.00% New 200 $19K
Walleye Capital LLC 0.00% Reduce -99.9% 191 $18K
Allworth Financial LP 0.00% Add +111.6% 146 $14K
TrinityBridge Ltd 0.00% New 147 $14K
Los Angeles Capital Management LLC 0.00% No change 132 $13K
Sterling Capital Management LLC 0.00% Reduce -69.1% 108 $10K
Tsfg, LLC 0.00% No change 100 $10K
Federation des caisses Desjardins du Quebec 0.00% Reduce -82.5% 100 $10K
Rothschild Investment LLC 0.00% Reduce -6.9% 94 $9K
Smartleaf Asset Management LLC 0.00% No change 58 $5K
Darwin Wealth Management, LLC 0.00% No change 57 $5K
Buck Wealth Strategies, LLC 0.00% New 50 $5K
US Bancorp \de 0.00% New 41 $4K
Fortitude Family Office, LLC 0.00% No change 38 $4K
DT Investment Partners, LLC 0.00% New 32 $3K
Keating Financial Advisory Services, Inc. 0.00% New 27 $3K
Downshift Financial, LLC 0.00% New 25 $2K
Kingdom Financial Group LLC. 0.00% Reduce -50.0% 25 $2K
Quarry LP 0.00% New 23 $2K
Ankerstar Wealth, LLC 0.00% New 20 $2K
McMillan Office, Inc. 0.00% New 20 $2K
Kilter Group LLC 0.00% No change 14 $1K
Private Trust Co. NA 0.00% New 13 $1K
Covestor Ltd 0.00% Add +20.0% 6 $1K
Caitlin John, LLC 0.00% Reduce -33.3% 10 $961
Strategic Wealth Partners, Ltd. 0.00% New 10 $961
Rialto Wealth Management, LLC 0.00% New 9 $865
Silver Grove Financial Group, Inc. 0.00% New 6 $576
MassMutual Private Wealth & Trust, FSB 0.00% Reduce -66.7% 4 $384
Luminist Capital LLC 0.00% New 3 $288
Gen-Wealth Partners Inc 0.00% New 2 $150
Hughes Financial Services, LLC 0.00% New 1 $96

"% of holder's portfolio" is AEHR's weight in each manager's 13F, not the share of Aehr Test Systems the manager owns.