Emily M. Leproust

CIK: 0001753655

Transaction Breakdown

Open Market Buys (P)0 (0.0%)

High conviction signal

Open Market Sales (S)93 (83.0%)

Position reduction

Option Exercises (M)11 (9.8%)

Derivative conversions

Awards (A)7 (6.3%)

Compensation grants

Other (G, F, J, C, D, …)1 (0.9%)

Gifts, tax withholding, conversions, dispositions to the issuer and other codes

Companies & Roles (2)

TWST

Twist Bioscience Corp

DirectorOfficer

WGS

GeneDx Holdings Corp.

Director

Discretionary Trading P&L

Holdings

Transaction History (112 total)

TWST
Twist Bioscience Corp
Oct 5, 2026
Sale(S)
Direct
432 shares at avg. $203.61$88K
TWST
Twist Bioscience Corp
Oct 5, 2026
Sale(S)
Direct
481 shares at avg. $201.26$97K
TWST
Twist Bioscience Corp
Oct 5, 2026
Sale(S)
Direct
297 shares at avg. $205.78$61K
TWST
Twist Bioscience Corp
Oct 5, 2026
Sale(S)
Direct
1K shares at avg. $202.32$206K
TWST
Twist Bioscience Corp
Oct 5, 2026
Sale(S)
Direct
45 shares at avg. $207.46$9K
TWST
Twist Bioscience Corp
Oct 5, 2026
Sale(S)
Direct
146 shares at avg. $206.84$30K
TWST
Twist Bioscience Corp
Oct 5, 2026
Sale(S)
Direct
290 shares at avg. $204.80$59K
TWST
Twist Bioscience Corp
Oct 5, 2026
Sale(S)
Direct
1.8K shares at avg. $200.44$369K
TWST
Twist Bioscience Corp
Oct 2, 2026
Sale(S)
Direct
45.7K shares at avg. $188.88$8.6M
TWST
Twist Bioscience Corp
Oct 1, 2026
Sale(S)
Direct
655 shares at avg. $200.00$131K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
501 shares at avg. $183.76$92K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
83 shares at avg. $184.60$15K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
143 shares at avg. $179.93$26K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
515 shares at avg. $180.39$93K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
330 shares at avg. $178.67$59K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
21 shares at avg. $181.45$4K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
2.5K shares at avg. $175.23$435K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
945 shares at avg. $176.39$167K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
164 shares at avg. $177.17$29K
TWST
Twist Bioscience Corp
Sep 24, 2026
Sale(S)
Direct
16 shares at avg. $182.50$3K
TWST
Twist Bioscience Corp
Sep 21, 2026
Sale(S)
Direct
1.7K shares at avg. $165.49$279K
TWST
Twist Bioscience Corp
Sep 17, 2026
Sale(S)
Direct
4.2K shares at avg. $154.17$644K
TWST
Twist Bioscience Corp
Sep 17, 2026
Sale(S)
Direct
14.5K shares at avg. $160.44$2.3M
TWST
Twist Bioscience Corp
Sep 17, 2026
Sale(S)
Direct
3.4K shares at avg. $153.40$521K
TWST
Twist Bioscience Corp
Sep 17, 2026
Sale(S)
Direct
13.4K shares at avg. $155.46$2.1M

		Type	Shares	Price		Ownership
Oct 5, 2026	TWST Twist Bioscience Corp	Sale(S)	432	$203.61	$87,958	Direct
Oct 5, 2026	TWST Twist Bioscience Corp	Sale(S)	481	$201.26	$96,804	Direct
Oct 5, 2026	TWST Twist Bioscience Corp	Sale(S)	297	$205.78	$61,116	Direct
Oct 5, 2026	TWST Twist Bioscience Corp	Sale(S)	1,017	$202.32	$205,763	Direct
Oct 5, 2026	TWST Twist Bioscience Corp	Sale(S)	45	$207.46	$9,336	Direct
Oct 5, 2026	TWST Twist Bioscience Corp	Sale(S)	146	$206.84	$30,199	Direct
Oct 5, 2026	TWST Twist Bioscience Corp	Sale(S)	290	$204.80	$59,392	Direct
Oct 5, 2026	TWST Twist Bioscience Corp	Sale(S)	1,840	$200.44	$368,806	Direct
Oct 2, 2026	TWST Twist Bioscience Corp	Sale(S)	45,736	$188.88	$8,638,799	Direct
Oct 1, 2026	TWST Twist Bioscience Corp	Sale(S)	655	$200.00	$131,000	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	501	$183.76	$92,066	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	83	$184.60	$15,322	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	143	$179.93	$25,730	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	515	$180.39	$92,901	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	330	$178.67	$58,961	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	21	$181.45	$3,810	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	2,485	$175.23	$435,450	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	945	$176.39	$166,690	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	164	$177.17	$29,056	Direct
Sep 24, 2026	TWST Twist Bioscience Corp	Sale(S)	16	$182.50	$2,920	Direct
Sep 21, 2026	TWST Twist Bioscience Corp	Sale(S)	1,687	$165.49	$279,183	Direct
Sep 17, 2026	TWST Twist Bioscience Corp	Sale(S)	4,175	$154.17	$643,661	Direct
Sep 17, 2026	TWST Twist Bioscience Corp	Sale(S)	14,493	$160.44	$2,325,245	Direct
Sep 17, 2026	TWST Twist Bioscience Corp	Sale(S)	3,399	$153.40	$521,417	Direct
Sep 17, 2026	TWST Twist Bioscience Corp	Sale(S)	13,378	$155.46	$2,079,701	Direct

1-25 of 112 transactions

About Leproust Emily M.

Leproust Emily M. (SEC CIK 0001753655) files insider reports with the SEC as Chief Executive Officer of Twist Bioscience Corp (TWST) and Director of GeneDx Holdings Corp. (WGS).

Signal8 holds 60 ownership filings by Leproust Emily M., all Form 4s, filed between Sep 10, 2024 and Oct 7, 2026. Those filings report 112 transactions, from Sep 6, 2024 to Oct 5, 2026. Signal8's Form 4 history starts in Sep 2024.

The business address on Leproust Emily M.'s filings is in SOUTH SAN FRANCISCO, CA.

Recent filings by Leproust Emily M.

Oct 5, 2026: Open-market sales of TWST shares (8 lines, Form 4, code S).
Oct 2, 2026: Open-market sale of TWST shares (Form 4, code S).
Oct 1, 2026: Open-market sale of TWST shares (Form 4, code S).
Sep 24, 2026: Open-market sales of TWST shares (10 lines, Form 4, code S).
Sep 21, 2026: Open-market sale of TWST shares (Form 4, code S).

Other insiders filing for Twist Bioscience Corp (TWST)

Finn Patrick John, President and COO
Laponis Adam, Chief Financial Officer
Green Paula, SVP of Human Resources
Cho Dennis
WERNER ROBERT F., Chief Accounting Officer
BLAKE KATRYN, Director

How to read Form 4 transaction codes