LEPROUST EMILY M.

PrivateCIK: 1753655
Location

SAN FRANCISCO, CA

LEPROUST EMILY M. (President & CEO) sold 2.4% of their position (19.95K shares) of TWIST BIOSCIENCE CORP on the open market

Open‑market sale worth $2.50M — a minor trim. 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
-19.95K
Net shares
Net seller
$2.50M
Total sold
1
Open market trades
0B · 1S
3
Total transactions
19.95K acquired · 39.90K disposed
Non-Derivative Transactions2

Common Stock

Direct
M · Option Exercise

Shares

+19.95K

Price / share

$26.66

Trade value

$531.92K

% of position

2.4%
8/12/2026
818.94K→838.89K

Common Stock

Direct
S · Sale

Shares

−19.95K

Price / share

$125.08

Trade value

$2.50M

% of position

2.4%
8/12/2026
838.89K→818.94K
Total

Net shares

+0.00

Net value

-$1.96M

Derivative Transactions1

Employee Stock Option (right to buy)

Direct
M · Option Exercise
Converts to

Common Stock

19.95K shares

Shares

−19.95K

Strike price

26.66

Held after

133.27K

Exercisable

—

8/12/2026
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

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

—

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

64.95K

Exercise price

67.85

Expiration

—

Exercise window

—

Total

Underlying

0.00

Owned

271.68K