Emily M. Leproust Twist Bioscience Corp (TWST) insider trading activity

Emily M. Leproust is Chief Executive Officer of Twist Bioscience Corp. Currently has a direct ownership of 875,918 shares of TWST, which is worth approximately $23.5 Million. The most recent transaction as insider was on Dec 08, 2025, when has been sold 2,255 shares (Common Stock) at a price of $32.88 per share, resulting in proceeds of $74,144. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 876K

38.0% 3M change

29.82% 12M change

Total Value Held $23.5 Million

Emily M. Leproust Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Dec 08 2025	SELL Open market or private sale	$74,144 $32.88 p/Share	2,255 Reduced 0.26%	875,918 Common Stock
Nov 21 2025	SELL Open market or private sale	$70,569 $26.5 p/Share	2,663 Reduced 0.3%	878,173 Common Stock
Nov 18 2025	BUY Grant, award, or other acquisition	-	146,914 Added 14.29%	880,836 Common Stock
Nov 03 2025	SELL Open market or private sale	$156,774 $32.08 p/Share	4,887 Reduced 0.66%	733,922 Common Stock
Oct 30 2025	SELL Open market or private sale	$986,555 $31.44 p/Share	31,379 Reduced 4.07%	738,809 Common Stock
Oct 28 2025	BUY Grant, award, or other acquisition	-	168,976 Added 17.99%	770,188 Common Stock
Oct 06 2025	SELL Open market or private sale	$1,009,092 $32.19 p/Share	31,348 Reduced 4.96%	601,212 Common Stock

Oct 02 2025	SELL Open market or private sale	$13,880 $29.16 p/Share	476 Reduced 0.08%	632,560 Common Stock
Sep 22 2025	SELL Open market or private sale	$46,962 $27.56 p/Share	1,704 Reduced 0.27%	633,036 Common Stock
Sep 08 2025	SELL Open market or private sale	$58,346 $25.76 p/Share	2,265 Reduced 0.36%	634,740 Common Stock
Aug 21 2025	SELL Open market or private sale	$70,507 $25.96 p/Share	2,716 Reduced 0.42%	637,005 Common Stock
Aug 04 2025	SELL Open market or private sale	$158,390 $28.36 p/Share	5,585 Reduced 0.87%	639,721 Common Stock
Jul 02 2025	SELL Open market or private sale	$17,226 $36.19 p/Share	476 Reduced 0.07%	645,306 Common Stock
Jun 20 2025	SELL Open market or private sale	$60,005 $35.76 p/Share	1,678 Reduced 0.26%	645,782 Common Stock
Jun 06 2025	SELL Open market or private sale	$68,897 $31.75 p/Share	2,170 Reduced 0.33%	647,460 Common Stock
May 21 2025	SELL Open market or private sale	$83,359 $29.75 p/Share	2,802 Reduced 0.43%	649,630 Common Stock
May 08 2025	SELL Bona fide gift	-	3,000 Reduced 0.46%	652,432 Common Stock
May 05 2025	SELL Open market or private sale	$189,831 $37.65 p/Share	5,042 Reduced 0.76%	655,432 Common Stock
Apr 02 2025	SELL Open market or private sale	$19,055 $38.73 p/Share	492 Reduced 0.07%	660,474 Common Stock
Mar 20 2025	SELL Open market or private sale	$71,939 $41.68 p/Share	1,726 Reduced 0.26%	660,966 Common Stock
Mar 06 2025	SELL Open market or private sale	$98,265 $40.91 p/Share	2,402 Reduced 0.36%	662,692 Common Stock
Feb 21 2025	SELL Open market or private sale	$123,262 $44.18 p/Share	2,790 Reduced 0.42%	665,094 Common Stock
Feb 03 2025	SELL Open market or private sale	$256,620 $49.35 p/Share	5,200 Reduced 0.77%	667,318 Common Stock
Jan 03 2025	SELL Open market or private sale	$24,892 $45.59 p/Share	546 Reduced 0.08%	672,518 Common Stock
Dec 20 2024	SELL Open market or private sale	$74,264 $44.9 p/Share	1,654 Reduced 0.25%	673,064 Common Stock

Also insider at

SMFR

Sema4 Holdings Corp. Healthcare

EML

Emily M. Leproust

Chief Executive Officer

South San Francisco, CA

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