CHO DENNIS

PrivateCIK: 1883451
Location

SOUTH SAN FRANCISCO, CA

CHO DENNIS (See Remarks) sold 10.6% of their position (14.21K shares) of TWIST BIOSCIENCE CORP on the open market

Open‑market sale worth $990.8K — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderCHO DENNISCIK 1883451
IssuerTWIST BIOSCIENCE CORPCIK 1581280
Officer· See Remarks
Since Sep 2021
-14.21K
Net shares
Net seller
$990.8K
Total sold
1
Open market trades
0B · 1S
1
Total transactions
14.21K disposed
Non-Derivative Transactions1

Common Stock

Direct
S · Sale

Shares

14.21K

Price / share

$69.75

Trade value

$990.80K

% of position

10.6%
5/29/2026
134.30K120.09K
Total

Net shares

14.21K

Net value

-$990.80K

Derivative Transactions0
No derivative transactions reported
CHO DENNIS — Insider Transaction (Form 4) Filed Jun 2, 2026 | Finecho