John S. Vieceli
Chief Product Officer · 3 filings · Latest: Jun 22, 2026
Quantum-Si Inc
| Ticker | Owner | Relationship | Date | Transaction | Cost | #Shares | Value ($) | #Shares Total | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|
QSI | John S. Vieceli | Chief Product Officer | Jun 23, 2026 | Sale | $0.899 | 15,112 | $13.6K | 1,140,434 | |
QSI | John S. Vieceli | Chief Product Officer | Jun 22, 2026 | Sale | $0.9574 | 15,111 | $14.5K | 1,155,546 | |
QSI | Vieceli John S. | — | Jun 22, 2026 | Proposed Sale | $0.9282 | 30,223 | $28.1K | — | |
QSI | John S. Vieceli | Chief Product Officer | Mar 23, 2026 | Sale | $0.8266 | 11,239 | $9.3K | 1,170,657 | |
QSI | John S. Vieceli | Chief Product Officer | Mar 20, 2026 | Sale | $0.8483 | 10,758 | $9.1K | 1,181,896 | |
QSI | Vieceli John S. | — | Mar 20, 2026 | Proposed Sale | $0.8372 | 21,997 | $18.4K | — | |
QSI | Vieceli John S. | — | Dec 22, 2025 | Proposed Sale | $1.28 | 21,927 | $28.0K | — | |
QSI | Vieceli John S. | — | Sep 22, 2025 | Proposed Sale | $1.66 | 19,686 | $32.7K | — |