CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in AEHR — Aehr Test Systems
CIK 884546
SAN FRANCISCO, CA
Position in AEHR
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$8,733,786
+$3,920,309 QoQ
Shares Held
235,539
-1.2% QoQ
Ownership
0.749%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Dec 2021
18 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, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $4,859,194,756 across 25 Semiconductor Equipment & Materials names. AEHR ranks #22 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AMAT |
Applied Materials Inc /De
|
4,937,561 | $1,687,608,974 | |
| 2 | LRCX |
Lam Research Corp
|
7,767,896 | $1,659,688,659 | |
| 3 | TER |
Teradyne, Inc
|
1,021,081 | $302,709,673 | |
| 4 | Q |
Qnity Electronics, Inc.
|
1,468,205 | $169,401,492 | |
| 5 | ENTG |
Entegris Inc
|
1,244,758 | $145,935,427 | |
| 6 | KLAC |
Kla Corp
|
987,584 | $145,412,855 | |
| 7 | ONTO |
Onto Innovation Inc.
|
529,565 | $108,597,894 | |
| 8 | ASML |
Asml Holding NV
|
78,161 | $103,237,392 |
All Filings in AEHR
Export CSV
18 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $8,733,786 | 235,539 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $4,813,477 | 238,409 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $7,179,669 | 238,448 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $2,970,680 | 229,751 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $1,646,978 | 225,923 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $3,585,361 | 215,596 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $2,908,417 | 226,336 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $2,431,597 | 217,690 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $2,630,126 | 212,107 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $5,562,545 | 209,670 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $9,165,272 | 200,553 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $2,914,848 | 70,663 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $344,818 | 11,116 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $201,180 | 10,009 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $141,126 | 10,009 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $75,067 | 10,009 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $101,691 | 10,009 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $242,017 | 10,009 | Shares | Sole | 2022-02-11 | |
| No filing history on record for this holder in this stock. | ||||||