Andrew R Neill Shattuck Labs, Inc. (STTK) insider trading activity

Andrew R Neill is Chief Financial Officer of Shattuck Labs, Inc.. Currently has a direct ownership of 230,813 shares of STTK, which is worth approximately $452,393. The most recent transaction as insider was on Jan 10, 2026, when has been sold 6,660 shares (Common Stock) at a price of $4.75 per share, resulting in proceeds of $31,635. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 231K

2.8% 3M change

33.07% 12M change

Total Value Held $452,393

Andrew R Neill Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Jan 10 2026	SELL Payment of exercise price or tax liability	$31,635 $4.75 p/Share	6,660 Reduced 2.8%	230,813 Common Stock
Aug 25 2025	BUY Grant, award, or other acquisition	$55,703 $0.87 p/Share	64,027 Added 21.24%	237,473 Common Stock
Jan 10 2024	SELL Open market or private sale	$250,000 $10.0 p/Share	25,000 Reduced 12.6%	173,446 Common Stock
Jan 10 2024	SELL Payment of exercise price or tax liability	$24,922 $10.09 p/Share	2,470 Reduced 1.23%	198,446 Common Stock
Jan 10 2024	BUY Grant, award, or other acquisition	-	56,500 Added 21.95%	200,916 Common Stock
Jan 25 2023	BUY Grant, award, or other acquisition	-	34,925 Added 19.47%	144,416 Common Stock
Jan 10 2022	BUY Grant, award, or other acquisition	-	33,325 Added 23.33%	109,491 Common Stock

Nov 11 2021	BUY Exercise of conversion of derivative security	$59,000 $2.95 p/Share	20,000 Added 20.8%	76,166 Common Stock
Aug 10 2021	BUY Exercise of conversion of derivative security	$22 $0.01 p/Share	2,203 Added 3.77%	56,166 Common Stock
Jul 15 2021	SELL Open market or private sale	$44,260 $22.13 p/Share	2,000 Reduced 3.57%	53,963 Common Stock
Jun 15 2021	SELL Open market or private sale	$55,060 $27.53 p/Share	2,000 Reduced 3.45%	55,963 Common Stock
May 17 2021	SELL Open market or private sale	$52,540 $26.27 p/Share	2,000 Reduced 3.34%	57,963 Common Stock
May 12 2021	BUY Exercise of conversion of derivative security	$89 $0.01 p/Share	8,860 Added 12.87%	59,963 Common Stock
Apr 28 2021	SELL Open market or private sale	$700,000 $35.0 p/Share	20,000 Reduced 28.13%	51,103 Common Stock
Apr 15 2021	SELL Open market or private sale	$737,760 $30.74 p/Share	24,000 Reduced 25.24%	71,103 Common Stock
Dec 22 2020	BUY Exercise of conversion of derivative security	$44 $0.01 p/Share	4,426 Added 4.45%	95,103 Common Stock
Nov 05 2020	BUY Exercise of conversion of derivative security	$22 $0.01 p/Share	2,211 Added 2.38%	90,677 Common Stock

ARN

Andrew R Neill

Chief Financial Officer

Austin, TX

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