Position in AEHR
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$22,902,817
+$17,991,053 QoQ
Shares Held
238,422
+28.8% QoQ
Ownership
0.731%
of shares outstanding
% of Portfolio
0.13%
of 13F equity value
Holder Rank
#26
of 261 holders
Holding Since
Sep 2022
7 quarters on record
Voting authority
Sole 78%
Shared 0%
None 22%
Common Shares in AEHR Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026Driehaus Capital Management LLC holds $536,307,442 across 10 Semiconductor Equipment & Materials names. AEHR ranks #7 (4.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | UCTT |
Ultra Clean Holdings, Inc.
|
1,309,202 | $186,679,113 | |
| 2 | ONTO |
Onto Innovation Inc.
|
354,650 | $134,217,292 | |
| 3 | TER |
Teradyne, Inc
|
103,485 | $50,070,182 | |
| 4 | ICHR |
Ichor Holdings, Ltd.
|
432,264 | $48,534,601 | |
| 5 | COHU |
Cohu Inc
|
617,323 | $45,626,342 | |
| 6 | Q |
Qnity Electronics, Inc.
|
160,990 | $26,291,276 | |
| 7 | AEHR |
Aehr Test Systems
This page
|
238,422 | $22,902,817 | |
| 8 | NVMI |
Nova Ltd.
|
37,629 | $20,430,289 |
All Filings in AEHR
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $22,902,817 | 238,422 | Shares | Sole | 2026-08-14 | |
| 2023-12-31 | $4,911,764 | 185,140 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $66,326,512 | 1,451,346 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $55,638,907 | 1,348,822 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $32,069,995 | 1,033,849 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $17,921,481 | 891,616 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $3,964,793 | 281,191 | Shares | Sole | 2022-11-14 | |
| No filing history on record for this holder in this stock. | ||||||