Form 4: Shattuck Labs Officer Trades Common Stock

Abhinav A. Shukla, Chief Technical Officer at Shattuck Labs, Inc., reported transactions involving the acquisition and sale of company common stock on June 30 and July 1, 2026, executed under a Rule 10b5-1 trading plan.

Summary

• Abhinav A. Shukla, Chief Technical Officer at Shattuck Labs, Inc. (STTK), engaged in stock transactions on June 30 and July 1, 2026.
• On June 30, 2026, 23,365 shares of common stock were acquired at $3.57 per share and subsequently sold at a weighted average price of $7.08 per share, with prices ranging from $7.00 to $7.41.
• On July 1, 2026, an additional 100 shares were acquired at $3.57 per share and sold at $7.07 per share.
• These transactions were conducted under a Rule 10b5-1 trading plan adopted on February 2, 2026, designed to cover the exercise price and tax withholding for stock options.
• Following these transactions, Mr. Shukla beneficially owns 86,380 shares of common stock.

Sentiment

Score: 5

Explanation: StockSavvy.ai views this as a neutral filing, as it details routine insider transactions executed under a pre-established plan, rather than indicating significant positive or negative developments for the company.

Positives

• The transactions were executed under a pre-arranged Rule 10b5-1 trading plan, indicating a structured approach to managing stock holdings and potential conflicts of interest.
• The plan is designed to fund option exercises and associated tax liabilities, suggesting a mechanism for the executive to manage compensation-related stock events.
• The weighted average sale price of $7.08 on June 30, 2026, is significantly higher than the acquisition price of $3.57, indicating a profitable execution of the plan for the shares sold.

Negatives

• A significant number of shares (23,365) were sold on June 30, 2026, which could be interpreted as a reduction in the executive's direct stake in the company.
• The sale of shares, even under a 10b5-1 plan, represents a divestment of company stock by a key executive.

Risks

• The Rule 10b5-1 plan is intended to satisfy affirmative defense conditions, but its execution involves selling shares, which could be perceived negatively by the market if not contextualized.
• The plan's purpose is to fund option exercises and tax withholdings, implying that the executive may not have sufficient cash to cover these obligations without selling stock.

Future Outlook

The filing does not contain forward-looking statements or guidance. It solely reports on past transactions.

Management Comments

• The sale of shares was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 2, 2026.
• The plan is intended to execute sales of shares received upon option exercise only as needed to fund the exercise price and estimated tax withholding associated with option exercises under the plan.
• The reporting person undertakes to provide full information regarding the number of shares sold at each separate price within the range upon request.

Industry Context

StockSavvy.ai notes that insider trading reports like Form 4 are common for executives managing stock options and compensation. The use of a Rule 10b5-1 plan is a standard practice to mitigate insider trading concerns while allowing executives to diversify or monetize their holdings.

Stakeholder Impact

• Shareholders: The sale of shares by an executive may lead to short-term market perception shifts, though the Rule 10b5-1 plan mitigates concerns about opportunistic trading.
• Employees: The transactions are related to executive compensation and do not directly impact most employees.
• Management: Demonstrates a structured approach to managing personal equity and compensation obligations.

Next Steps

• The Rule 10b5-1 plan may continue to be executed for future option exercises and tax withholdings.
• The reporting person may continue to hold the remaining 86,380 shares of common stock.

Key Dates

Keywords

Form 4, SEC Filing, Shattuck Labs, STTK, Abhinav A. Shukla, Stock Transaction, Rule 10b5-1, Stock Options, Beneficial Ownership, Insider Trading