Form 4: Shattuck Labs CBO Sells Shares for Tax Obligations

Shattuck Labs' Chief Business Officer, Casi DeYoung, disposed of 2,286 shares of common stock to cover tax withholding obligations at a price of $4.15 per share.

Summary

• Casi DeYoung, Chief Business Officer of Shattuck Labs, Inc. (STTK), reported a disposition of common stock.
• The transaction involved 2,286 shares of common stock disposed of at a price of $4.15 per share.
• The disposition was made to satisfy tax withholding obligations, indicated by transaction code 'F'.
• Following this transaction, Casi DeYoung beneficially owns 73,480 shares of Shattuck Labs, Inc. common stock.
• The transaction was executed on January 25, 2026, and reported on January 27, 2026.
• The transaction was made pursuant to a Rule 10b5-1 pre-arranged trading plan.

Sentiment

Score: 5

Explanation: The filing reports a routine insider transaction for tax withholding purposes, which is neutral in sentiment and does not indicate any positive or negative operational or financial developments for the company.

Future Outlook

This filing does not contain any forward-looking statements or guidance regarding the company's future performance or strategic direction, as it is a report of a past insider transaction.

Industry Context

This is a routine insider transaction for tax withholding purposes, common across all industries when executives receive equity compensation. It does not reflect broader industry trends or competitive positioning.

Stakeholder Impact

• Shareholders: Minimal impact, as this is a routine, pre-planned disposition for tax purposes and not a discretionary sale indicating a change in management's confidence.

Key Dates

Recommendation

The filing details a routine, non-discretionary sale of shares by a Chief Business Officer to cover tax obligations, executed under a Rule 10b5-1 plan. This type of transaction is common and does not typically reflect a change in the insider's view of the company's prospects or fundamentals. Therefore, it provides no new information that would warrant a change in investment recommendation; a 'hold' stance remains appropriate based solely on this filing.

Keywords

Shattuck Labs, STTK, Form 4, Insider Transaction, Casi DeYoung, Chief Business Officer, Stock Disposition, Tax Withholding, 10b5-1 Plan