Penbrook Management LLC
- SEC CIK
- 0001381055
- Latest filing
- Jul 23, 2026
AEHR holding history
Aehr Test Systems in every 13F filed by Penbrook Management LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
AEHR overviewAll 13F holders of AEHRFull Q2 2026 holdings
- Shares (Q2 2026)
- 5,200
- Value
- $499.5K
- % of portfolio
- 0.3%
- Quarters held
- 10
- Since Q4 2023
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 5,200 | $499.5K | 0.3% | −74,315−93.5% | Reduced | Holders |
| Q1 2026 | 79,515 | $2.95M | 2.2% | −35,385−30.8% | Reduced | Holders |
| Q4 2025 | 114,900 | $2.32M | 1.6% | −1,350−1.2% | Reduced | Holders |
| Q3 2025 | 116,250 | $3.50M | 2.4% | −10,000−7.9% | Reduced | Holders |
| Q2 2025 | 126,250 | $1.63M | 1.2% | +84,875+205.1% | Added | Holders |
| Q1 2025 | 41,375 | $301.6K | 0.2% | +7,550+22.3% | Added | Holders |
| Q4 2024 | 33,825 | $562.5K | 0.4% | +6,825+25.3% | Added | Holders |
| Q3 2024 | 27,000 | $346.9K | 0.2% | −580−2.1% | Reduced | Holders |
| Q2 2024 | 27,580 | $308.1K | 0.2% | +27,580 | New | Holders |
| Q1 2024 | 0 | $0 | 0.0% | −8,080−100.0% | Sold out | Holders |
| Q4 2023 | 8,080 | $214.4K | 0.1% | +8,080 | New | Holders |