Group One Trading, L.P.
- SEC CIK
- 0000932540
- Latest filing
- Aug 13, 2026
STEM holding history
Stem, 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.
STEM overviewAll 13F holders of STEMFull Q2 2026 holdings
- Shares (Q2 2026)
- 4,054
- Value
- $31.7K
- % of portfolio
- <0.1%
- Quarters held
- 14
- Since Q3 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q2 2026 | 4,054 | $31.7K | <0.1% | −994−19.7% | Reduced | Holders |
| Q1 2026 | 5,048 | $44.6K | <0.1% | +2,199+77.2% | Added | Holders |
| Q4 2025 | 2,849 | $42.9K | <0.1% | −2,460−46.3% | Reduced | Holders |
| Q3 2025 | 5,309 | $93.0K | <0.1% | −19,148−78.3% | Reduced | Holders |
| Q2 2025 | 24,457 | $152.4K | <0.1% | −9,706−28.4% | ReducedConverted for a 1-for-20 split | Holders |
| Q1 2025 | 683,269 | $239.3K | <0.1% | −94,075−12.1% | Reduced | Holders |
| Q4 2024 | 777,344 | $468.7K | <0.1% | +542,261+230.7% | Added | Holders |
| Q3 2024 | 235,083 | $81.9K | <0.1% | −2,170−0.9% | Reduced | Holders |
| Q2 2024 | 237,253 | $263.4K | <0.1% | +55,073+30.2% | Added | Holders |
| Q1 2024 | 182,180 | $399.0K | <0.1% | +182,180 | New | Holders |
| Q3 2022 | 0 | $0 | 0.0% | −167,171−100.0% | Sold out | Holders |
| Q2 2022 | 167,171 | $1.20M | <0.1% | +81,823+95.9% | Added | Holders |
| Q1 2022 | 85,348 | $940.0K | <0.1% | −15,503−15.4% | Reduced | Holders |
| Q4 2021 | 100,851 | $1.91M | <0.1% | +22,984+29.5% | Added | Holders |
| Q3 2021 | 77,867 | $1.86M | <0.1% | +77,867 | New | Holders |