Robotti Robert
- SEC CIK
- 0001105838
- Latest filing
- Aug 7, 2026
AMKR holding history
Amkor Technology, Inc. in every 13F filed by Robotti Robert, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
AMKR overviewAll 13F holders of AMKRFull Q2 2026 holdings
- Shares (Q1 2026)
- 0
- Sold out in Q1 2026
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 10
- Since Q3 2023
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q1 2026 | 0 | $0 | 0.0% | −17,395−100.0% | Sold out | Holders |
| Q4 2025 | 17,395 | $686.8K | 0.1% | −780−4.3% | Reduced | Holders |
| Q3 2025 | 18,175 | $516.2K | 0.1% | −173,572−90.5% | Reduced | Holders |
| Q2 2025 | 191,747 | $4.02M | 0.8% | −55,080−22.3% | Reduced | Holders |
| Q1 2025 | 246,827 | $4.46M | 0.9% | +30,990+14.4% | Added | Holders |
| Q4 2024 | 215,837 | $5.54M | 1.0% | +705+0.3% | Added | Holders |
| Q3 2024 | 215,132 | $6.58M | 1.0% | −520−0.2% | Reduced | Holders |
| Q2 2024 | 215,652 | $8.63M | 1.4% | −5,870−2.6% | Reduced | Holders |
| Q1 2024 | 221,522 | $7.14M | 1.0% | +39,950+22.0% | Added | Holders |
| Q4 2023 | 181,572 | $6.04M | 0.9% | −358−0.2% | Reduced | Holders |
| Q3 2023 | 181,930 | $4.11M | 0.6% | +181,930 | New | Holders |