Who owns ACM Research, Inc. (ACMR)? Elite investor 13F holders
8 tracked elite investors reported holding ACM Research, Inc as of 2026-06-30, including Oasis Management, Southeastern Asset Management, Renaissance Technologies LLC, Dodge & Cox Funds, D.E. Shaw. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.
8 tracked investors currently reported holding · Latest report period: 2026-06-30 · Industrials · Capital Goods
ACM Research, Inc., together with its subsidiaries, develops, manufactures, and sells capital equipment in Mainland China and internationally. It also develops, manufactures, and sells a range of packaging tools to wafer assembly and packaging customers. The company provides wet cleaning equipment for front end production processes; electrochemical plating, furnace, PECVD, and track platforms;…
Reported holders and securities, including exits (up to 20)
| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|---|---|---|---|---|---|---|---|---|---|
| Oasis Management | ACM Research, Inc. | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 34834477.00 USD | 274525.000000 | Shares | add | Original filing |
| Southeastern Asset Management | ACM Research, Inc. | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 17698363.00 USD | 139478.000000 | Shares | reduce | Original filing |
| Renaissance Technologies LLC | ACM Research, Inc. | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 29159322.00 USD | 229800.000000 | Shares | add | Original filing |
| Dodge & Cox Funds | ACM Research, Inc. | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 14768981.00 USD | 116392.000000 | Shares | reduce | Original filing |
| D.E. Shaw | ACM Research, Inc. | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 4250815.00 USD | 33500.000000 | Shares | buy | Original filing |
| Maverick Capital | ACM Research, Inc. | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 674420.00 USD | 5315.000000 | Shares | buy | Original filing |
| GMO | ACM Research, Inc. | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 471143.00 USD | 3713.000000 | Shares | reduce | Original filing |
| Gotham Asset Management | ACM Research, Inc. | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 382827.00 USD | 3017.000000 | Shares | buy | Original filing |
Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.
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