Group One Trading, L.P.
- SEC CIK
- 0000932540
- Latest filing
- Aug 13, 2026
RUM holding history
RUM Group 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.
RUM overviewAll 13F holders of RUMFull Q2 2026 holdings
- Shares (Q2 2026)
- 13,889
- Value
- $88.1K
- % of portfolio
- <0.1%
- Quarters held
- 9
- Since Q3 2023
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 13,889 | $88.1K | <0.1% | +13,889 | New | Holders |
| Q4 2025 | 0 | $0 | 0.0% | −323,145−100.0% | Sold out | Holders |
| Q3 2025 | 323,145 | $2.34M | 0.1% | +25,678+8.6% | Added | Holders |
| Q2 2025 | 297,467 | $2.67M | 0.1% | −155,722−34.4% | Reduced | Holders |
| Q1 2025 | 453,189 | $3.20M | 0.1% | −529,705−53.9% | Reduced | Holders |
| Q4 2024 | 982,894 | $12.8M | 0.4% | +897,052+1,045.0% | Added | Holders |
| Q3 2024 | 85,842 | $460.1K | <0.1% | +3,824+4.7% | Added | Holders |
| Q2 2024 | 82,018 | $455.2K | <0.1% | −120,365−59.5% | Reduced | Holders |
| Q1 2024 | 202,383 | $1.64M | 0.1% | +202,383 | New | Holders |
| Q4 2023 | 0 | $0 | 0.0% | −73,276−100.0% | Sold out | Holders |
| Q3 2023 | 73,276 | $373.7K | <0.1% | +73,276 | New | Holders |