Aehr Test Systems
AEHR
121 hedge funds and large institutions have $228M invested in Aehr Test Systems in 2025 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 45 increasing their positions, 28 reducing their positions, and 21 closing their positions.
100% more funds holding in top 10
Funds holding in top 10: 1 → 2 (+1)
63% more capital invested
Capital invested by funds: $140M → $228M (+$87.8M)
61% more repeat investments, than reductions
Existing positions increased: 45 | Existing positions reduced: 28
29% more first-time investments, than exits
New positions opened: 27 | Existing positions closed: 21
12% more call options, than puts
Call options by funds: $19.9M | Put options by funds: $17.7M
5% more funds holding
Funds holding: 115 → 121 (+6)
5.2% less ownership
Funds ownership: 64.38% → 59.18% (-5.2%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
KCM
Kennedy Capital Management
St Louis,
Missouri
|
+$4.23M |
| 2 |
BA
Bard Associates
Chicago,
Illinois
|
+$1.85M |
| 3 |
PM
Penbrook Management
New York
|
+$1.2M |
| 4 |
Jane Street
New York
|
+$1.2M |
| 5 |
GCP
GSA Capital Partners
London,
United Kingdom
|
+$1.13M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Fidelity Investments
Boston,
Massachusetts
|
-$17.8M |
| 2 |
Ameriprise
Minneapolis,
Minnesota
|
-$2.98M |
| 3 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$959K |
| 4 |
MFS
Mirabella Financial Services
London,
United Kingdom
|
-$926K |
| 5 |
JF
Jump Financial
Chicago,
Illinois
|
-$869K |
AEHR Hedge Fund Activity: Q2 2025 in Review
121 of the 7,596 institutional investors tracked by Wall St. Rank reported a position in Aehr Test Systems (AEHR) for Q2 2025, worth a combined $228M — up 63% from $140M a quarter earlier.
Buyers outnumbered sellers: 27 funds opened new AEHR positions and 21 closed out — a net gain of 6 holders — while 45 added to existing stakes and 28 trimmed.
The largest buyer was Kennedy Capital Management, opening a new position worth an estimated $4.23M. The largest seller was Fidelity Investments, cutting an estimated $17.8M.
- 121 institutional investors held Aehr Test Systems (AEHR) as of Q2 2025, up from 115 in Q1 2025.
- Funds reported $228M of Aehr Test Systems stock for Q2 2025, up 63% quarter-over-quarter.
- 27 funds opened new Aehr Test Systems positions in Q2 2025 and 21 closed out, a net change of +6 holders.
- The largest Aehr Test Systems buyer in Q2 2025 was Kennedy Capital Management, an estimated $4.23M added.
- The largest Aehr Test Systems seller in Q2 2025 was Fidelity Investments, an estimated $17.8M sold.
Based on aggregated 13F filings for Q2 2025.