Form 4: Q32 Bio CFO Sells Shares for Tax Obligations

Q32 Bio Inc.'s CFO and President, Lee Kalowski, sold 4,240 shares of common stock to cover tax withholding obligations related to restricted stock unit vesting.

Summary

• Lee Kalowski, CFO and President of Q32 Bio Inc. (QTTB), reported the sale of 4,240 shares of common stock.
• The earliest transaction date for the sale was August 26, 2025, with a deemed execution date of August 27, 2025.
• The shares were sold at a weighted average price of $1.801 per share.
• Sales occurred in multiple transactions over two consecutive trading days, with per share prices ranging from $1.81 to $1.96 and $1.73 to $1.83, respectively.
• The sale was non-discretionary, executed to cover tax withholding obligations associated with the vesting of restricted stock units.
• The transaction was made pursuant to a contract, instruction, or written plan intended to satisfy the affirmative defense conditions of Rule 10b5-1(c).
• Following this transaction, Kalowski beneficially owns 49,010 shares of Q32 Bio Inc. common stock.

Sentiment

Score: 5

Explanation: The transaction is a non-discretionary sale to cover tax obligations from RSU vesting, which is a routine event and does not reflect a change in management's sentiment towards the company's prospects.

Industry Context

This type of insider transaction, involving the sale of shares to cover tax obligations upon the vesting of restricted stock units, is a common and routine event across all industries for executives receiving equity compensation. It typically does not reflect a discretionary investment decision or a change in the executive's outlook on the company's future.

Stakeholder Impact

• Minimal direct impact on shareholders as it's a routine, non-discretionary tax-related sale by an executive, not indicative of a change in company fundamentals or executive confidence.

Key Dates

Recommendation

The reported transaction is a non-discretionary sale of shares by an executive to cover tax withholding obligations upon the vesting of restricted stock units. This is a routine event and does not indicate a change in the company's fundamentals or the executive's long-term view, thus a 'hold' recommendation is maintained based solely on this filing.

Keywords

Q32 Bio, QTTB, Lee Kalowski, Form 4, Insider Trading, Stock Sale, Tax Withholding, Restricted Stock Units, CFO, President, Rule 10b5-1