S&CO Inc
- SEC CIK
- 0001082461
- Latest filing
- Aug 6, 2026
NPWR holding history
Net Power Inc. in every 13F filed by S&CO Inc, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
NPWR overviewAll 13F holders of NPWRFull Q2 2026 holdings
- Shares (Q3 2025)
- 0
- Sold out in Q3 2025
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 6
- Since Q1 2024
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q3 2025 | 0 | $0 | 0.0% | −188,000−100.0% | Sold out | Holders |
| Q2 2025 | 188,000 | $464.0K | <0.1% | −47,930−20.3% | Reduced | Holders |
| Q1 2025 | 235,930 | $620.0K | <0.1% | −105,475−30.9% | Reduced | Holders |
| Q4 2024 | 341,405 | $3.62M | 0.2% | +89,500+35.5% | Added | Holders |
| Q3 2024 | 251,905 | $1.76M | 0.1% | +50,805+25.3% | Added | Holders |
| Q2 2024 | 201,100 | $1.98M | 0.1% | 00.0% | Unchanged | Holders |
| Q1 2024 | 201,100 | $2.29M | 0.2% | +201,100 | New | Holders |