Position in ACMR
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$54,689
+$51,345 QoQ
Shares Held
431
+407.1% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#321
of 374 holders
Holding Since
Mar 2025
5 quarters on record
Voting authority
Sole 0%
Shared 100%
None 0%
Common Shares in ACMR Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026Optiver Holding B.V. holds $14,102,969 across 12 Semiconductor Equipment & Materials names. ACMR ranks #6 (0.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | KLAC |
Kla Corp
|
40,432 | $12,198,738 | |
| 2 | AXTI |
Axt Inc
|
12,303 | $886,800 | |
| 3 | Q |
Qnity Electronics, Inc.
|
3,133 | $511,650 | |
| 4 | AEHR |
Aehr Test Systems
|
2,512 | $241,302 | |
| 5 | KLIC |
Kulicke & Soffa Industries Inc
|
431 | $57,650 | |
| 6 | ACMR |
ACM Research, Inc.
This page
|
431 | $54,689 | |
| 7 | UCTT |
Ultra Clean Holdings, Inc.
|
376 | $53,613 | |
| 8 | ACLS |
Axcelis Technologies Inc
|
261 | $49,446 |
All Filings in ACMR
Export CSV
5 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $54,689 | 431 | Shares | Defined | 2026-08-12 | |
| 2026-03-31 | $3,344 | 85 | Shares | Defined | 2026-05-15 | |
| 2025-09-30 | $6,652 | 170 | Shares | Defined | 2025-11-10 | |
| 2025-06-30 | $7,873 | 304 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $8,098 | 347 | Shares | Defined | 2025-05-15 | |
| No filing history on record for this holder in this stock. | ||||||