Nathalie Dubois Stringfellow Sangamo Therapeutics, Inc (SGMO) insider trading activity

Nathalie Dubois Stringfellow is SVP-CHIEF DEVELOPMENT OFFICER of SANGAMO THERAPEUTICS, INC. Currently has a direct ownership of 719,804 shares of SGMO, which is worth approximately $316,713. The most recent transaction as insider was on Nov 24, 2025, when has been sold 2,544 shares (Common Stock) at a price of $0.42 per share, resulting in proceeds of $1,068. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 720K

6.04% 3M change

14.44% 12M change

Total Value Held $316,713

Nathalie Dubois-Stringfellow Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Nov 24 2025	SELL Payment of exercise price or tax liability	$1,068 $0.42 p/Share	2,544 Reduced 0.35%	719,804 Common Stock
Oct 22 2025	SELL Payment of exercise price or tax liability	$28,869 $0.66 p/Share	43,741 Reduced 5.71%	722,348 Common Stock
Aug 24 2025	SELL Payment of exercise price or tax liability	$1,057 $0.59 p/Share	1,792 Reduced 0.23%	766,089 Common Stock
Jul 22 2025	SELL Payment of exercise price or tax liability	$15,295 $0.48 p/Share	31,866 Reduced 3.98%	767,881 Common Stock
May 24 2025	SELL Payment of exercise price or tax liability	$842 $0.47 p/Share	1,792 Reduced 0.22%	799,747 Common Stock
Apr 22 2025	SELL Payment of exercise price or tax liability	$24,855 $0.78 p/Share	31,866 Reduced 3.82%	801,539 Common Stock
Feb 25 2025	SELL Payment of exercise price or tax liability	$1,452 $0.96 p/Share	1,513 Reduced 0.21%	713,405 Common Stock

Feb 25 2025	BUY Grant, award, or other acquisition	-	120,000 Added 12.59%	833,405 Common Stock
Feb 24 2025	SELL Payment of exercise price or tax liability	$1,792 $1.0 p/Share	1,792 Reduced 0.25%	714,918 Common Stock
Jan 22 2025	SELL Payment of exercise price or tax liability	$149,031 $1.15 p/Share	129,593 Reduced 15.31%	716,710 Common Stock
Nov 25 2024	SELL Payment of exercise price or tax liability	$2,925 $1.94 p/Share	1,508 Reduced 0.18%	841,303 Common Stock
Nov 24 2024	SELL Payment of exercise price or tax liability	$3,359 $1.88 p/Share	1,787 Reduced 0.21%	842,811 Common Stock
Aug 25 2024	SELL Payment of exercise price or tax liability	$1,296 $0.86 p/Share	1,508 Reduced 0.18%	844,598 Common Stock
Aug 24 2024	SELL Payment of exercise price or tax liability	$1,536 $0.86 p/Share	1,787 Reduced 0.21%	846,106 Common Stock
May 25 2024	SELL Payment of exercise price or tax liability	$904 $0.6 p/Share	1,508 Reduced 0.18%	842,893 Common Stock
May 24 2024	SELL Payment of exercise price or tax liability	$1,072 $0.6 p/Share	1,787 Reduced 0.21%	844,401 Common Stock
Feb 25 2024	SELL Payment of exercise price or tax liability	$5,661 $1.13 p/Share	5,010 Reduced 0.59%	846,188 Common Stock
Feb 24 2024	SELL Payment of exercise price or tax liability	$6,185 $1.13 p/Share	5,474 Reduced 0.64%	851,198 Common Stock
Jan 22 2024	BUY Grant, award, or other acquisition	-	712,500 Added 45.41%	856,672 Common Stock
Nov 25 2023	SELL Payment of exercise price or tax liability	$555 $0.38 p/Share	1,462 Reduced 1.04%	139,172 Common Stock
Aug 25 2023	SELL Payment of exercise price or tax liability	$1,125 $0.77 p/Share	1,462 Reduced 1.03%	140,634 Common Stock
May 25 2023	SELL Payment of exercise price or tax liability	$1,944 $1.33 p/Share	1,462 Reduced 1.06%	137,096 Common Stock
Feb 25 2023	SELL Payment of exercise price or tax liability	$26,158 $2.66 p/Share	9,834 Reduced 6.63%	138,558 Common Stock
Feb 24 2023	BUY Grant, award, or other acquisition	-	53,438 Added 26.48%	148,392 Common Stock

Nathalie Dubois Stringfellow

SVP-CHIEF DEVELOPMENT OFFICER

Brisbane, CA

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