Form 4: Shattuck Labs CFO Sells Shares for Tax Obligations

Shattuck Labs CFO Andrew R. Neill disposed of 2,589 common shares at $4.15 each to cover tax liabilities, retaining 228,224 shares.

Summary

• Andrew R. Neill, Chief Financial Officer of Shattuck Labs, Inc. (STTK), reported a transaction involving common stock.
• On January 25, 2026, 2,589 shares of common stock were disposed of by Neill.
• The transaction occurred at a price of $4.15 per share.
• This disposition was for the payment of tax liability incident to the receipt, exercise, or vesting of a security, indicated by transaction code "F".
• Following this transaction, Neill directly beneficially owns 228,224 shares of Shattuck Labs, Inc. common stock.
• The transaction was executed pursuant to a Rule 10b5-1(c) plan.

Sentiment

Score: 5

Explanation: Neutral. The transaction is a routine tax-related disposition, not a discretionary sale, and was pre-planned under a 10b5-1 plan. It does not reflect a change in the insider's view of the company's prospects.

Positives

• The disposition was for tax withholding purposes, not a discretionary sale, which is a common and expected event for executives.
• The transaction was pre-arranged under a Rule 10b5-1(c) plan, indicating it was not based on new, non-public information.
• Andrew R. Neill retains a significant beneficial ownership of 228,224 shares after the transaction.

Negatives

• A reduction in the Chief Financial Officer's direct beneficial ownership of 2,589 common shares.

Risks

• No specific risks are detailed in this Form 4.

Future Outlook

No specific future outlook or guidance is provided in this insider transaction report.

Industry Context

Insider transaction reports (Form 4s) are routine disclosures for publicly traded companies. This specific transaction, a disposition for tax withholding, is a common occurrence for executives receiving equity compensation and is generally not indicative of broader industry trends or competitive positioning.

Comparison to Industry Standards

• This transaction represents a routine insider sale for tax withholding purposes, which is a common practice across industries for executives receiving equity compensation. It aligns with standard corporate governance practices for managing equity awards.

Stakeholder Impact

• Shareholders might note a slight reduction in insider ownership, but the reason (tax withholding) mitigates concerns about management's confidence in the company.

Key Dates

Recommendation

The transaction reported is a routine disposition of shares by the CFO to cover tax liabilities, executed under a pre-arranged 10b5-1 plan. This type of insider sale is not typically indicative of a change in the company's fundamentals or the insider's confidence. Therefore, it does not warrant a change in investment recommendation based solely on this filing.

Keywords

Shattuck Labs, STTK, Form 4, Insider Trading, Andrew R. Neill, CFO, Stock Sale, Tax Withholding, Beneficial Ownership, Rule 10b5-1