D. E. Shaw & Co., Inc.
- SEC CIK
- 0001009207
- Latest filing
- Aug 14, 2026
ACMR holding history
ACM Research, Inc. in every 13F filed by D. E. Shaw & Co., Inc., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
ACMR overviewAll 13F holders of ACMRFull Q2 2026 holdings
- Shares (Q2 2026)
- 33,500
- Value
- $4.25M
- % of portfolio
- <0.1%
- Quarters held
- 9
- Since Q4 2022
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 33,500 | $4.25M | <0.1% | +33,500 | New | Holders |
| Q1 2026 | 0 | $0 | 0.0% | −30,839−100.0% | Sold out | Holders |
| Q4 2025 | 30,839 | $1.22M | <0.1% | −82,745−72.8% | Reduced | Holders |
| Q3 2025 | 113,584 | $4.44M | <0.1% | +113,584 | New | Holders |
| Q2 2025 | 0 | $0 | 0.0% | −108,550−100.0% | Sold out | Holders |
| Q1 2025 | 108,550 | $2.53M | <0.1% | +108,550 | New | Holders |
| Q2 2024 | 0 | $0 | 0.0% | −193,801−100.0% | Sold out | Holders |
| Q1 2024 | 193,801 | $5.65M | <0.1% | +193,801 | New | Holders |
| Q4 2023 | 0 | $0 | 0.0% | −158,321−100.0% | Sold out | Holders |
| Q3 2023 | 158,321 | $2.87M | <0.1% | −77,552−32.9% | Reduced | Holders |
| Q2 2023 | 235,873 | $3.09M | <0.1% | −81,682−25.7% | Reduced | Holders |
| Q1 2023 | 317,555 | $3.72M | <0.1% | +160,309+101.9% | Added | Holders |
| Q4 2022 | 157,246 | $1.21M | <0.1% | +157,246 | New | Holders |