Form 4: Quantum-Si CEO Sells Shares for Tax Obligations

Jeffrey Alan Hawkins, President and CEO of Quantum-Si Inc., sold 23,707 shares of Class A Common Stock on December 22, 2025, to cover mandatory tax withholdings.

Summary

• Jeffrey Alan Hawkins, President & CEO and Director of Quantum-Si Inc. (QSI), reported a sale of Class A Common Stock.
• The transaction occurred on December 22, 2025.
• A total of 23,707 shares were sold at a weighted average price of $1.276 per share.
• The sale was a mandatory "sell-to-cover" provision to satisfy federal, state, and local withholding taxes related to the vesting of previously granted restricted stock units.
• Hawkins' beneficial ownership after this transaction is 2,578,018 shares of Class A Common Stock.
• The individual cannot alter this mandatory sell-to-cover provision, which was enacted at the grant date of the related restricted stock unit award.

Sentiment

Score: 5

Explanation: The transaction is a mandatory 'sell-to-cover' for tax purposes, which is a neutral event and does not reflect a discretionary decision by the insider regarding the company's prospects.

Positives

• The transaction is a mandatory tax-related sale, not a discretionary sale, which typically does not signal a lack of confidence from the insider.

Negatives

• No specific negative implications from this mandatory tax-related sale.

Risks

• No specific risks are mentioned in this Form 4 filing.

Future Outlook

This Form 4 filing does not contain any forward-looking statements or guidance regarding the company's future outlook.

Management Comments

• Represents shares sold pursuant to a mandatory Quantum-Si sell-to-cover provision for required federal, state and local withholding taxes in connection with the vesting of previously granted restricted stock units.
• Individual is not able to alter this mandatory sell-to-cover provision that is enacted at the grant date of the related restricted stock unit award.

Industry Context

This filing reports a routine insider transaction for tax purposes and does not provide information relevant to broader industry trends or competitive analysis.

Stakeholder Impact

• Shareholders: Minimal impact as this is a routine, mandatory tax-related sale by an insider, not indicative of a change in confidence.
• Employees: No direct impact mentioned.
• Customers: No direct impact mentioned.
• Suppliers: No direct impact mentioned.
• Creditors: No direct impact mentioned.

Next Steps

• Full information regarding the number of shares sold at each price shall be provided upon request to the staff of the U.S. Securities and Exchange Commission, the Issuer, or a security holder of the Issuer.

Key Dates

Recommendation

This Form 4 filing reports a mandatory 'sell-to-cover' transaction by the CEO to satisfy tax obligations upon the vesting of restricted stock units. Such transactions are routine and non-discretionary, therefore they do not typically signal a change in the insider's view of the company's future prospects. There is no new information in this filing that would warrant a change in an investor's current position or outlook on Quantum-Si Inc.

Keywords

Quantum-Si, QSI, Form 4, Insider Transaction, Stock Sale, Jeffrey Alan Hawkins, CEO, Restricted Stock Units, Tax Obligations, Beneficial Ownership