Trade Summary

4 days ago, Vieceli John S., serving as Chief Product Officer at Quantum-Si Inc (QSI), sold 30,223 shares at $0.93 per share, for a total transaction value of $28,052.96. Following this transaction, Vieceli John S. now holds 1,140,434 shares of QSI.

This sale represents a 2.58% decrease in Vieceli John S.'s stake in the company. This is considered a medium-conviction trade.

The trade was executed on Monday, June 22, 2026 and publicly disclosed via SEC Form 4 filing on Thursday, June 25, 2026 (accepted Jun 24, 8:17 PM ET), 3 days after the trade was made.

Quantum-Si Inc operates in the HEALTHCARE sector, specifically within the MEDICAL DEVICES industry. Insider selling activity in this sector can provide valuable signals about industry trends and company-specific developments.