Ownership history in Squarepoint Ops LLC · 41 quarters on record
This page tracks every 13F SEC filing in which Squarepoint Ops LLC reported a position in ACM RESEARCH INC (ACMR). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.
| Quarter | Action | Shares | Change | Chg % | % of Fund | Mkt Value | Price (EOQ) |
|---|---|---|---|---|---|---|---|
| 2025 Q4 | REDUCED | 42,700 | -8,900 | -17.2% | 0.00% | $1.7M | $39.45 |
| 2025 Q3 | ADDED | 51,600 | +18,600 | +56.4% | 0.00% | $2.0M | $39.13 |
| 2025 Q3 | REDUCED | 33,000 | -4,800 | -12.7% | 0.00% | $1.3M | $39.13 |
| 2025 Q2 | ADDED | 37,800 | +26,000 | +220.3% | 0.00% | $979K | $25.90 |
| 2025 Q2 | REDUCED | 11,800 | -143,320 | -92.4% | 0.00% | $306K | $25.90 |
| 2025 Q2 | ADDED | 155,120 | +95,020 | +158.1% | 0.00% | $4.0M | $25.90 |
| 2025 Q1 | ADDED | 60,100 | +47,800 | +388.6% | 0.00% | $1.4M | $23.34 |
| 2025 Q1 | REDUCED | 12,300 | -63,528 | -83.8% | 0.00% | $287K | $23.34 |
| 2025 Q1 | REDUCED | 75,828 | -49,174 | -39.3% | 0.00% | $1.8M | $23.34 |
| 2024 Q4 | ADDED | 125,002 | +89,002 | +247.2% | 0.00% | $1.9M | $15.10 |
As of 2025 Q4 — sorted by position size