Ownership history in RENAISSANCE TECHNOLOGIES LLC · 67 quarters on record
This page tracks every 13F SEC filing in which RENAISSANCE TECHNOLOGIES LLC reported a position in AMKOR TECHNOLOGY INC COM (AMKR). 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 Q3 | REDUCED | 343,000 | -782,100 | -69.5% | 0.01% | $9.7M | $28.29 |
| 2025 Q2 | REDUCED | 1,125,100 | -244,600 | -17.9% | 0.03% | $23.6M | $20.83 |
| 2025 Q1 | ADDED | 1,369,700 | +998,000 | +268.5% | 0.04% | $24.7M | $17.85 |
| 2024 Q4 | ADDED | 371,700 | +220,400 | +145.7% | 0.01% | $9.5M | $25.28 |
| 2024 Q2 | ADDED | 151,300 | +144,100 | +2001.4% | 0.01% | $6.1M | $38.58 |
| 2024 Q1 | REDUCED | 7,200 | -370,900 | -98.1% | 0.00% | $232K | $31.00 |
| 2023 Q1 | ADDED | 378,100 | +342,100 | +950.3% | 0.01% | $9.8M | $24.76 |
| 2022 Q3 | REDUCED | 36,000 | -17,600 | -32.8% | 0.00% | $614K | $16.13 |
| 2022 Q2 | REDUCED | 53,600 | -392,800 | -88.0% | 0.00% | $909K | $15.99 |
| 2022 Q1 | ADDED | 446,400 | +233,100 | +109.3% | 0.01% | $9.7M | $20.44 |
As of 2025 Q4 — sorted by position size