First Manhattan Co
- SEC CIK
- 0000728083
- Latest filing
- Aug 14, 2026
QSI holding history
Quantum-Si Inc in every 13F filed by First Manhattan Co, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.
QSI overviewAll 13F holders of QSIFull Q2 2026 holdings
- Shares (Q4 2023)
- 0
- Sold out in Q4 2023
- Value
- $0
- % of portfolio
- 0.0%
- Quarters held
- 8
- Since Q4 2021
| Quarter | Shares | Value | % of portfolio | Share change | Action | All holders |
|---|---|---|---|---|---|---|
| Q4 2023 | 0 | $0 | 0.0% | −600−100.0% | Sold out | Holders |
| Q3 2023 | 600 | $996 | <0.1% | 00.0% | Unchanged | Holders |
| Q2 2023 | 600 | $1.07K | <0.1% | 00.0% | Unchanged | Holders |
| Q1 2023 | 600 | $1.06K | <0.1% | 00.0% | Unchanged | Holders |
| Q4 2022 | 600 | $1.10K | <0.1% | 00.0% | Unchanged | Holders |
| Q3 2022 | 600 | $1.00K | <0.1% | 00.0% | Unchanged | Holders |
| Q2 2022 | 600 | $1.00K | <0.1% | 00.0% | Unchanged | Holders |
| Q1 2022 | 600 | $2.00K | <0.1% | +200+50.0% | Added | Holders |
| Q4 2021 | 400 | $3.00K | <0.1% | +400 | New | Holders |