Position in ACMR
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$23,192,065
+$14,401,630 QoQ
Shares Held
182,773
-18.2% QoQ
Ownership
0.262%
of shares outstanding
% of Portfolio
4.86%
of 13F equity value
Holder Rank
#53
of 376 holders
Holding Since
Mar 2024
10 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in ACMR Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Jun 30, 2026Steamboat Capital Partners, LLC holds $23,192,065 across 1 Semiconductor Equipment & Materials name. ACMR ranks #1 (100.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ACMR |
ACM Research, Inc.
This page
|
182,773 | $23,192,065 |
All Filings in ACMR
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10 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $23,192,065 | 182,773 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $8,790,435 | 223,391 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $19,889,151 | 504,161 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $20,543,250 | 525,000 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $15,021,352 | 579,975 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $11,086,500 | 475,000 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $11,308,767 | 748,925 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $19,873,862 | 979,008 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $16,123,736 | 699,208 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $20,398,000 | 700,000 | Shares | Sole | 2024-05-07 | |
| No filing history on record for this holder in this stock. | ||||||