Position in AEHR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$813,498
+$90,313 QoQ
Shares Held
21,939
-38.8% QoQ
Ownership
0.070%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2023
6 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in AEHR Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Mar 31, 2026STATE OF WISCONSIN INVESTMENT BOARD holds $403,382,729 across 21 Semiconductor Equipment & Materials names. AEHR ranks #15 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LRCX |
Lam Research Corp
|
714,596 | $152,680,581 | |
| 2 | AMAT |
Applied Materials Inc /De
|
430,459 | $147,126,581 | |
| 3 | TER |
Teradyne, Inc
|
102,490 | $30,384,185 | |
| 4 | ONTO |
Onto Innovation Inc.
|
63,331 | $12,987,288 | |
| 5 | Q |
Qnity Electronics, Inc.
|
112,179 | $12,943,213 | |
| 6 | KLAC |
Kla Corp
|
76,198 | $11,219,469 | |
| 7 | ENTG |
Entegris Inc
|
79,043 | $9,267,001 | |
| 8 | FORM |
Formfactor Inc
|
54,861 | $5,320,968 |
All Filings in AEHR
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $813,498 | 21,939 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $723,185 | 35,819 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $526,563 | 17,488 | Shares | Sole | 2025-11-14 | |
| 2024-06-30 | $1,702,643 | 152,430 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $1,091,076 | 87,990 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $1,844,020 | 69,507 | Shares | Sole | 2024-02-12 | |
| No filing history on record for this holder in this stock. | ||||||