AEHR — AEHR TEST SYS
As of Q2 2026, 36 SEC-registered investment managers reported holding AEHR (AEHR TEST SYS) in their latest 13F filings, with a combined reported value of $1.33B across 14.35M shares. That is +14.4% by share count (+1.81M shares) versus the previous quarter, while reported value moved +220.1%. Ownership is concentrated: the five largest holders account for 57.3% of reported value and the top ten for 80.9%.
Compared with the prior quarter, 6 opened new positions, 20 added to existing stakes, 10 trimmed, 3 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
AEHR is classified in the Industrials sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| BlackRock Inc history | Q2 2026 | 2.66M | $255.48M | 0.00% | Add |
| Citadel Advisors history | Q2 2026 | 1.78M | $170.62M | 0.02% | Add |
| D. E. Shaw & Co history | Q2 2026 | 1.30M | $125.01M | 0.07% | Add |
| Two Sigma Investments history | Q2 2026 | 1.18M | $113.46M | 0.09% | Add |
| Fidelity Management & Research (FMR) history | Q2 2026 | 1.01M | $96.72M | 0.01% | Reduce |
| Geode Capital Management history | Q2 2026 | 875.50K | $84.11M | 0.00% | Add |
| Goldman Sachs Group history | Q2 2026 | 810.04K | $77.81M | 0.01% | Reduce |
| JPMorgan Chase & Co history | Q2 2026 | 732.55K | $69.55M | 0.01% | New |
| Vanguard Group history | Q4 2025 | 2.34M | $47.19M | 0.00% | Add |
| Morgan Stanley history | Q2 2026 | 480.40K | $46.15M | 0.00% | Add |
| Marshall Wace history | Q2 2026 | 382.74K | $36.77M | 0.03% | Add |
| UBS Group AG history | Q2 2026 | 349.02K | $33.53M | 0.00% | Add |
| Invesco Ltd history | Q2 2026 | 296.23K | $28.46M | 0.00% | Add |
| Northern Trust Corp history | Q2 2026 | 277.02K | $26.61M | 0.00% | Add |
| Charles Schwab Investment Management history | Q2 2026 | 249.51K | $23.97M | 0.00% | Add |
| Wellington Management Group history | Q2 2026 | 238.45K | $22.91M | 0.00% | Add |
| Point72 Asset Management history | Q2 2026 | 219.90K | $21.12M | 0.02% | Reduce |
| Baillie Gifford & Co history | Q2 2026 | 203.88K | $19.58M | 0.02% | Reduce |
| Renaissance Technologies history | Q2 2026 | 134.50K | $12.92M | 0.02% | New |
| Bank of America Corp history | Q2 2026 | 121.06K | $11.63M | 0.00% | Add |
New Positions (Q2 2026)
- JPMorgan Chase & Co 732.55K sh · $69.55M
- Renaissance Technologies 134.50K sh · $12.92M
- Arrowstreet Capital 35.99K sh · $3.46M
- Prudential Financial 5.14K sh · $494.23K
- Principal Global Investors 2.34K sh · $224.88K
- Amundi US 2.25K sh · $216.13K
Fully Exited (vs previous quarter)
- Balyasny Asset Management sold 16.26K sh · $603.00K
- Janus Henderson Group sold 15.00K sh · $555.83K
- Bridgewater Associates sold 7.87K sh · $291.93K
Fund Position History — shares by quarter (top 20 funds)
| Fund | Q3 2021 | Q4 2021 | Q1 2022 | Q2 2022 | Q3 2022 | Q4 2022 | Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BlackRock Inc | — | — | — | — | — | — | — | — | — | — | — | — | 2.02M | 2.05M | 2.06M | 2.05M | 2.00M | 2.13M | 2.29M | 2.66M |
| Citadel Advisors | 562.99K | 610.31K | 456.85K | 232.07K | 556.94K | 572.61K | 1.07M | 679.59K | 654.97K | 658.12K | 481.37K | 579.28K | 152.14K | 183.00K | 571.20K | 382.00K | 1.07M | 1.06M | 681.99K | 1.78M |
| D. E. Shaw & Co | — | — | 88.84K | — | — | — | 280.65K | 626.29K | 272.99K | 327.87K | 85.34K | 62.90K | 62.90K | 62.90K | 30.00K | 95.00K | 619.37K | 682.09K | 423.64K | 1.30M |
| Two Sigma Investments | — | 79.96K | 343.05K | 16.60K | — | — | — | — | — | — | 46.79K | 334.64K | 43.35K | 48.62K | 48.98K | — | 105.33K | 383.97K | 214.37K | 1.18M |
| Fidelity Management & Research (FMR) | — | 1.85M | 1.59M | 1.35M | 1.35M | 1.29M | 946.74K | 890.76K | 796.93K | 333.41K | 333.61K | 160.12K | 2.62M | 3.08M | 3.37M | 1.50M | 2.70M | 2.51M | 2.14M | 1.01M |
| Geode Capital Management | 186.28K | 200.72K | 204.82K | 224.05K | 235.06K | 243.69K | 253.63K | 519.00K | 538.93K | 592.90K | 609.07K | 620.63K | 639.15K | 647.61K | 669.89K | 678.55K | 680.10K | 685.69K | 725.71K | 875.50K |
| Goldman Sachs Group | — | — | 28.94K | 12.65K | 199.06K | 1.28M | 1.95M | 1.41M | 1.88M | 80.30K | 149.18K | 158.44K | 170.44K | 177.08K | 146.00K | 130.97K | 115.57K | 176.04K | 1.26M | 810.04K |
| JPMorgan Chase & Co | — | 46.66K | — | — | — | 140 | 1.58K | 20.97K | 18.10K | 36.00K | 33.69K | 90.85K | 13.52K | 15.59K | 14.43K | 15.58K | 15.14K | 64.36K | — | 732.55K |
| Morgan Stanley | 117.55K | 108.28K | 162.56K | 75.30K | 122.50K | 344.48K | 385.90K | 437.26K | 562.33K | 225.61K | 408.30K | 158.45K | 202.17K | 280.35K | 179.39K | 203.19K | 89.27K | 244.78K | 165.67K | 480.40K |
| Marshall Wace | — | — | — | — | 24.11K | 32.49K | 87.60K | — | — | 93.23K | — | — | 662.12K | — | — | — | — | — | 10.21K | 382.74K |
| UBS Group AG | — | 19.39K | 5.25K | 19.50K | 27.42K | 31.84K | 53.38K | 68.26K | 69.18K | 273.87K | 62.85K | 31.57K | 32.82K | 205.54K | 209.94K | 141.24K | 156.12K | 243.13K | 306.76K | 349.02K |
| Invesco Ltd | — | — | — | — | — | 138.49K | 110.32K | 124.55K | 596.66K | 21.13K | 14.76K | 32.12K | 14.84K | 16.01K | 30.23K | 29.63K | 366.57K | 28.22K | 285.73K | 296.23K |
| Northern Trust Corp | 43.27K | 38.40K | 41.44K | 41.44K | 43.24K | 56.17K | 53.88K | 241.98K | 244.06K | 252.33K | 247.59K | 229.97K | 230.94K | 250.34K | 244.06K | 323.14K | 230.74K | 239.87K | 252.16K | 277.02K |
| Charles Schwab Investment Management | — | 10.01K | 10.01K | 10.01K | 10.01K | 10.01K | 11.12K | 70.66K | 200.55K | 209.67K | 212.11K | 217.69K | 226.34K | 215.60K | 225.92K | 229.75K | 238.45K | 238.41K | 235.54K | 249.51K |
| Wellington Management Group | — | — | — | — | — | — | — | — | — | — | 199.60K | 302.30K | 311.77K | 201.07K | 276.57K | 270.85K | 361.26K | 830.66K | 152.88K | 238.45K |
| Point72 Asset Management | — | — | — | — | 337.01K | 721.65K | 297.40K | 102.21K | 489.32K | 18.52K | — | — | — | 920.43K | — | — | — | 196.60K | 368.00K | 219.90K |
| Baillie Gifford & Co | — | — | — | — | — | — | — | — | 6.12K | 662.31K | 828.63K | 1.67M | 1.81M | 2.02M | 2.00M | 1.99M | 1.53M | 1.29M | 1.00M | 203.88K |
| Renaissance Technologies | — | 513.10K | 766.80K | 402.70K | 253.50K | 36.00K | 294.50K | — | — | — | — | — | — | — | — | — | — | — | — | 134.50K |
| Bank of America Corp | 51.36K | 16.63K | — | — | — | 53.02K | 5.85K | 46.12K | 87.32K | 31.48K | 144.23K | 230.63K | 96.10K | 717.85K | 433.16K | 359.32K | 113.81K | 70.66K | 56.80K | 121.06K |
| Millennium Management | 35.57K | 70.04K | 176.78K | 32.12K | 15.50K | 12.84K | 125.69K | 15.41K | 56.62K | 407.76K | 101.14K | 191.19K | 56.66K | 53.81K | — | — | 58.73K | 59.22K | 195.83K | 108.88K |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details