Ownership history in CITADEL ADVISORS LLC · 33 quarters on record
This page tracks every 13F SEC filing in which CITADEL ADVISORS LLC reported a position in CHIPMOS TECHNOLOGIES INC (IMOS). 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 | 16,268 | -332 | -2.0% | 0.00% | $483K | $29.63 |
| 2025 Q3 | REDUCED | 16,600 | -4,464 | -21.2% | 0.00% | $318K | $19.11 |
| 2025 Q3 | ADDED | 21,064 | +10,882 | +106.9% | 0.00% | $404K | $19.11 |
| 2025 Q2 | REDUCED | 10,182 | -6,818 | -40.1% | 0.00% | $184K | $18.11 |
| 2025 Q2 | REDUCED | 17,000 | -600 | -3.4% | 0.00% | $308K | $18.11 |
| 2025 Q2 | ADDED | 17,600 | +4,951 | +39.1% | 0.00% | $319K | $18.11 |
| 2025 Q1 | ADDED | 12,649 | +7,949 | +169.1% | 0.00% | $213K | $16.13 |
| 2025 Q1 | ADDED | 4,700 | +4,600 | +4600.0% | 0.00% | $79K | $16.13 |
| 2025 Q1 | REDUCED | 100 | -5,400 | -98.2% | 0.00% | $2K | $16.13 |
| 2024 Q1 | REDUCED | 5,500 | -6,916 | -55.7% | 0.00% | $173K | $28.90 |
As of 2025 Q4 — sorted by position size