LEPROUST EMILY M.

PrivateCIK: 1753655
Location

SAN FRANCISCO, CA

LEPROUST EMILY M. (President & CEO) sold 12.2% of their position (113.32K shares) of TWIST BIOSCIENCE CORP on the open market

Open‑market sale worth $14.18M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderLEPROUST EMILY M.CIK 1753655
IssuerTWIST BIOSCIENCE CORPCIK 1581280
DirectorOfficer· President & CEO
Since Oct 2018
-113.32K
Net shares
Net seller
$14.18M
Total sold
1
Open market trades
0B · 1S
3
Total transactions
113.32K acquired · 226.64K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+113.32K

Price / share

$26.66

Trade value

$3.02M

% of position

13.8%
8/10/2026
818.94K932.26K

Common Stock

Direct
S · Sale

Shares

113.32K

Price / share

$125.16

Trade value

$14.18M

% of position

12.2%
8/10/2026
932.26K818.94K
Total

Net shares

+0.00

Net value

-$11.16M

Derivative Transactions1

Employee Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

113.32K shares

Shares

113.32K

Strike price

26.66

Held after

153.22K

Exercisable

8/10/2026
Non-Derivative Holdings (Post-Transaction)0
No non-derivative holdings reported
Derivative Holdings (Post-Transaction)4

Employee Stock Option (right to buy)

Direct
Underlying security
Common Stock

Underlying shares

0.00

Shares owned

64.95K

Exercise price

67.85

Expiration

Exercise window

Employee Stock Option (right to buy)

Direct
Underlying security
Common Stock

Underlying shares

0.00

Shares owned

75.44K

Exercise price

8.82

Expiration

Exercise window

Employee Stock Option (right to buy)

Direct
Underlying security
Common Stock

Underlying shares

0.00

Shares owned

0.00

Exercise price

5.95

Expiration

Exercise window

Employee Stock Option (right to buy)

Direct
Underlying security
Common Stock

Underlying shares

0.00

Shares owned

131.29K

Exercise price

23.33

Expiration

Exercise window

Total

Underlying

0.00

Owned

271.68K