DeYoung Casi 4

What Happened
Casi DeYoung, Chief Business Officer of Shattuck Labs (STTK), had 2,286 shares withheld to satisfy tax or exercise-related obligations. The shares were recorded at $4.15 each, for a total value of approximately $9,487. This was a withholding/tax payment event (code F), not an open-market sale or discretionary transfer.

Key Details

• Transaction date: 2026-01-25; filing date: 2026-01-27.
• Shares withheld/disposed: 2,286 at $4.15 per share — total value ≈ $9,487.
• Transaction code: F (payment of exercise price or tax liability / share withholding).
• Shares owned after transaction: not specified in the supplied summary filing.
• Filing timeliness: filing date is within typical Form 4 timing; no late-filing flag provided.

Context
This was a routine tax-withholding event, commonly done when options are exercised or restricted stock vests; shares are surrendered to cover withholding rather than sold on the open market. Such withholding transactions generally do not indicate new bullish or bearish conviction by the insider.