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

Quantum-Si's GC & Corporate Secretary, Christian LaPointe, sold 11,951 shares of Class A Common Stock to cover tax obligations from restricted stock unit vesting.

Summary

• Christian LaPointe, General Counsel & Corporate Secretary of Quantum-Si Inc (QSI), reported a transaction involving the company's Class A Common Stock.
• On December 22, 2025, LaPointe sold 11,951 shares at a weighted average price of $1.276 per share.
• The sale was executed to satisfy mandatory federal, state, and local withholding taxes associated with the vesting of previously granted restricted stock units (RSUs).
• This 'sell-to-cover' provision is mandatory and cannot be altered by the individual, being enacted at the grant date of the RSU award.
• Following this transaction, Christian LaPointe beneficially owns 948,855 shares of Class A Common Stock.
• The shares were sold within a price range of $1.260 to $1.310 per share.

Sentiment

Score: 5

Explanation: The sentiment is neutral as the transaction is a mandatory 'sell-to-cover' for tax purposes, not a discretionary sale indicating a change in management's outlook on the company's performance or stock value.

Negatives

• A reduction in direct insider ownership by 11,951 shares occurred due to the sale.

Future Outlook

NA

Management Comments

• The sale 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.
• The 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

Insider transactions, particularly those related to 'sell-to-cover' provisions for tax obligations upon RSU vesting, are a common and routine occurrence across publicly traded companies. They typically do not reflect a discretionary decision by the insider regarding the company's future prospects but rather a pre-determined mechanism for managing equity compensation.

Comparison to Industry Standards

• The 'sell-to-cover' mechanism for tax withholding on RSU vesting is a standard practice in executive compensation plans across various industries, including biotechnology and life sciences, where Quantum-Si operates.
• This type of transaction is comparable to similar filings by executives at companies like Illumina, Pacific Biosciences, or other firms with significant RSU grants, where a portion of vested shares are automatically sold to cover tax liabilities.

Related Party Transactions

• The transaction involves an executive (Christian LaPointe) of Quantum-Si Inc selling company stock, which is a common form of related party dealing in the context of executive compensation.

Stakeholder Impact

• Shareholders: A minor reduction in insider ownership, but for a non-discretionary tax purpose, which typically has minimal impact on investor confidence.
• Employees: No direct impact on general employees, but relevant for those with similar equity compensation structures.

Key Dates

Recommendation

The transaction is a routine, non-discretionary sale by an insider to cover tax obligations arising from restricted stock unit vesting. It does not reflect a change in the insider's view of the company's fundamentals or future prospects, and therefore, does not warrant a change in investment recommendation based solely on this filing. The core investment thesis for Quantum-Si remains unchanged by this administrative event.

Keywords

Quantum-Si, QSI, Insider Transaction, Form 4, Stock Sale, Restricted Stock Units, Executive Compensation, Tax Obligations