Group One Trading, L.P.
- SEC CIK
- 0000932540
- Latest filing
- Aug 13, 2026
CIO holding history
City Office REIT, Inc. in every 13F filed by Group One Trading, L.P., including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
CIO overviewAll 13F holders of CIOFull Q2 2026 holdings
- Shares (Q1 2026)
- 0
- Sold out in Q1 2026
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 14
- Since Q2 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q1 2026 | 0 | $0 | 0.0% | −3,040−100.0% | Sold out | Holders |
| Q4 2025 | 3,040 | $21.3K | <0.1% | +127+4.4% | Added | Holders |
| Q3 2025 | 2,913 | $20.3K | <0.1% | +2,913 | New | Holders |
| Q4 2024 | 0 | $0 | 0.0% | −239,679−100.0% | Sold out | Holders |
| Q3 2024 | 239,679 | $1.40M | 0.1% | −5,578−2.3% | Reduced | Holders |
| Q2 2024 | 245,257 | $1.22M | <0.1% | +154,874+171.4% | Added | Holders |
| Q1 2024 | 90,383 | $470.9K | <0.1% | −59,300−39.6% | Reduced | Holders |
| Q4 2023 | 149,683 | $914.6K | <0.1% | +27,573+22.6% | Added | Holders |
| Q3 2023 | 122,110 | $519.0K | <0.1% | +122,110 | New | Holders |
| Q1 2023 | 0 | $0 | 0.0% | −200−100.0% | Sold out | Holders |
| Q4 2022 | 200 | $1.68K | <0.1% | −200−50.0% | Reduced | Holders |
| Q3 2022 | 400 | $4.00K | <0.1% | +200+100.0% | Added | Holders |
| Q2 2022 | 200 | $3.00K | <0.1% | 00.0% | Unchanged | Holders |
| Q1 2022 | 200 | $4.00K | <0.1% | −27,689−99.3% | Reduced | Holders |
| Q4 2021 | 27,889 | $550.0K | <0.1% | +9,500+51.7% | Added | Holders |
| Q3 2021 | 18,389 | $328.0K | <0.1% | +18,089+6,029.7% | Added | Holders |
| Q2 2021 | 300 | $4.00K | <0.1% | +300 | New | Holders |