Position in AEHR
as of Mar 31, 2026
· filed Apr 21, 2026
Position Value
$2,948,416
+$628,585 QoQ
Shares Held
79,515
-30.8% QoQ
Ownership
0.253%
of shares outstanding
% of Portfolio
2.36%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2023
9 quarters on record
Voting authority
Sole 0.ToString("F0")%
Shared 0.ToString("F0")%
None 100.ToString("F0")%
Common Shares in AEHR Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Mar 31, 2026Penbrook Management LLC holds $8,449,689 across 4 Semiconductor Equipment & Materials names. AEHR ranks #2 (34.9% of the industry book) .
All Filings in AEHR
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9 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $2,948,416 | 79,515 | Shares | Sole | 2026-04-21 | |
| 2025-12-31 | $2,319,831 | 114,900 | Shares | Sole | 2026-01-06 | |
| 2025-09-30 | $3,500,287 | 116,250 | Shares | Sole | 2025-10-22 | |
| 2025-06-30 | $1,632,412 | 126,250 | Shares | Sole | 2025-07-28 | |
| 2025-03-31 | $301,623 | 41,375 | Shares | Sole | 2025-04-01 | |
| 2024-12-31 | $562,509 | 33,825 | Shares | Sole | 2025-01-23 | |
| 2024-09-30 | $346,950 | 27,000 | Shares | Sole | 2024-10-15 | |
| 2024-06-30 | $308,068 | 27,580 | Shares | Sole | 2024-07-24 | |
| 2023-12-31 | $214,362 | 8,080 | Shares | Sole | 2024-01-16 | |
| No filing history on record for this holder in this stock. | ||||||