Dennis Cho $TWST SEC Form 4 Insider Trading

Dennis Cho has filed a total of 50 insider trades in $TWST since 2021. Their most recent trade was a sale of 354 shares, made on Mar 20, 2026. Their largest trade was a purchase of 10,000 shares, made on May 10, 2023. We estimate that they now own 137,903 shares of $TWST, worth an estimated $8.9 million.

Insider Trading at $TWST

There have been a total of 419 insider trades reported at $TWST since 2021, with 18,550 shares purchased and 1.2 million shares sold. The most active insider traders in $TWST stock have been William Banyai, Dennis Cho, and Paula Green. The most recent trade was a sale of 151 shares reported by Emily M. Leproust (Chief Executive Officer), made on Apr 22, 2026.

$TWST Executives and Stock Owners with Insider Trades

• William Banyai, See Remarks

• Dennis Cho, See Remarks

• Paula Green, SVP of Human Resources

• Emily M. Leproust, President & CEO

• Emily M. Leproust, Chief Executive Officer

• Patrick John Finn, President and COO

• James M Thorburn, Chief Financial Officer

• Robert F. Werner, Chief Accounting Officer

• Adam Laponis, Chief Financial Officer

• Patrick John Finn, Chief Commercial Officer

• Patrick Weiss, Chief Operating Officer

• William Banyai, See Remark

*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.