PEAK6 LLC
- SEC CIK
- 0001389958
- Latest filing
- Aug 12, 2026
STX holding history
Seagate Technology Holdings plc in every 13F filed by PEAK6 LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
STX overviewAll 13F holders of STXFull Q2 2026 holdings
- Shares (Q2 2026)
- 20,194
- Value
- $19.5M
- % of portfolio
- 0.5%
- Quarters held
- 5
- Since Q1 2025
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 20,194 | $19.5M | 0.5% | −25,334−55.6% | Reduced | Holders |
| Q1 2026 | 45,528 | $17.8M | 0.5% | −994−2.1% | Reduced | Holders |
| Q4 2025 | 46,522 | $12.8M | 0.3% | +46,519+1,550,633.3% | Added | Holders |
| Q3 2025 | 3 | $638 | <0.1% | +3 | New | Holders |
| Q2 2025 | 0 | $0 | 0.0% | −14,030−100.0% | Sold out | Holders |
| Q1 2025 | 14,030 | $1.19M | <0.1% | +14,030 | New | Holders |