John S. Vieceli, Chief Product Officer at Quantum-Si Inc (QSI), sold 4,317 shares at $1.39 ($6K) on 2025-03-21, disclosed to the SEC on 2025-03-24.
Open-market sale of $6k QSI by Chief Product Officer. Not flagged as scheduled, tax-driven, or recurring — but no specific bearish signal from our filters. Reasons for insider sales vary widely.
Nothing distinguishes this filing.
| Filing → |
| QSI | SELL | 2025-12-22 | $28K | — | Filing → |
| QSI | SELL | 2025-09-24 | $33K | — | Filing → |
| QSI | SELL | 2025-06-24 | $35K | — | Filing → |