TWST

Twist Bioscience Corp

Latest Form 4:Sale$6.3MbyLeproust Emily M. (Chief Executive Officer) · filed Aug 27, 2026

Twist Bioscience Corp (TWST) has 147 SEC Form 4 filings (195 transaction rows) in the rolling window, disclosed by 10 distinct insiders. Most recent filing: Aug 27, 2026.

Inside the rolling window, 10 insiders at Twist Bioscience Corp reported no open-market purchases and 139 open-market sales totaling $73.2M. The most active filer is Chief Executive Officer Leproust Emily M. with 28 filings. Insiders have net sold $57.9M over the trailing 6 months. The most recent open-market filing is a sale of 41,570 shares by Chief Executive Officer Leproust Emily M., dated Aug 25, 2026, worth $6.3M.

  • Industry:Medical - Diagnostics & Research
  • CEO:Emily Marine Leproust
  • Employees:979
  • HQ:South San Francisco, CA, US
  • IPO:2018-10-31

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$73.2M

reported sales (SEC code S)

Unique Insiders

10

in the rolling window

Market Cap

$8.2B

latest known value

Source
Sale$6.3MAug 27SEC ↗
Sale$93KAug 25SEC ↗
Sale$120KAug 25SEC ↗
Sale$563KAug 25SEC ↗
Sale$222KAug 25SEC ↗
Sale$189KAug 25SEC ↗
Sale$273KAug 25SEC ↗
Sale$923KAug 25SEC ↗
Sale$1.8MAug 21SEC ↗
Sale$9.2MAug 20SEC ↗
Sale$2.5MAug 14SEC ↗
BLAKE KATRYNFirst filing
Sale$275KAug 14SEC ↗
Sale$14.2MAug 12SEC ↗
CHESS ROBERTFirst in 5 months
Sale$2.0MAug 11SEC ↗
Sale$1.6MAug 7SEC ↗
Sale$246KAug 5SEC ↗
Sale$91KAug 5SEC ↗
Sale$14KAug 5SEC ↗
Sale$97KAug 5SEC ↗
Sale$435KAug 5SEC ↗
Sale$210KJul 27SEC ↗
Sale$226KJul 13SEC ↗
Sale$1.3MJun 26SEC ↗
Sale$1.8MJun 26SEC ↗
Sale$25KJun 24SEC ↗
Sale$30KJun 24SEC ↗
Sale$147KJun 24SEC ↗
Sale$2.1MJun 17SEC ↗
Sale$94KJun 10SEC ↗
Sale$28KJun 10SEC ↗
Sale$158KJun 10SEC ↗
Sale$62KJun 10SEC ↗
Sale$991KJun 2SEC ↗
Sale$280KJun 2SEC ↗
Sale$1.1MJun 1SEC ↗
Sale$170KJun 1SEC ↗
Sale$1.6MMay 28SEC ↗
Sale$1.6MMay 28SEC ↗
Sale$31KMay 28SEC ↗
Sale$50KMay 28SEC ↗
Sale$37KMay 26SEC ↗
Sale$108KMay 26SEC ↗
Sale$75KMay 26SEC ↗
Sale$87KMay 26SEC ↗
Sale$367KMay 26SEC ↗
Sale$222KMay 26SEC ↗
JOHANNESSEN JANFirst in 3 months
Sale$673KMay 14SEC ↗
Sale$282KMay 12SEC ↗
Sale$163KMay 6SEC ↗
Sale$112KMay 6SEC ↗
Sale$9KMay 6SEC ↗
Sale$64KMay 6SEC ↗
Sale$293KMay 6SEC ↗
Sale$31KApr 29SEC ↗
Sale$141KApr 27SEC ↗
Sale$105KApr 23SEC ↗
Sale$526KApr 23SEC ↗
Sale$240KApr 21SEC ↗
Sale$165KApr 16SEC ↗
Sale$130KApr 13SEC ↗
Sale$51KApr 3SEC ↗
Sale$13KMar 24SEC ↗
Sale$16KMar 24SEC ↗
Sale$76KMar 24SEC ↗
Sale$470KMar 19SEC ↗
Sale$43KMar 10SEC ↗
Sale$11KMar 10SEC ↗
Sale$112KMar 10SEC ↗
Sale$20KMar 10SEC ↗
Sale$79KFeb 25SEC ↗
Sale$97KFeb 25SEC ↗
Sale$68KFeb 25SEC ↗
Sale$39KFeb 25SEC ↗
Sale$201KFeb 25SEC ↗
Sale$337KFeb 25SEC ↗
Sale$3.6MFeb 19SEC ↗
Sale$2.1MFeb 19SEC ↗
CHESS ROBERTFirst filing
Sale$105KFeb 18SEC ↗
Sale$176KFeb 17SEC ↗
Sale$88KFeb 17SEC ↗
Sale$350KFeb 13SEC ↗
Sale$250KFeb 13SEC ↗
JOHANNESSEN JANFirst filing
Sale$105KFeb 9SEC ↗
Sale$8KFeb 5SEC ↗
Sale$320KFeb 5SEC ↗
Sale$51KFeb 5SEC ↗
Sale$126KFeb 5SEC ↗
Sale$56KFeb 5SEC ↗
Sale$233KFeb 5SEC ↗
Sale$107KJan 27SEC ↗
Sale$931KJan 15SEC ↗
Sale$120KJan 15SEC ↗
Sale$97KJan 13SEC ↗
Sale$11KDec 23SEC ↗
Sale$9KDec 23SEC ↗
Sale$55KDec 23SEC ↗
Sale$29KDec 10SEC ↗
Sale$13KDec 10SEC ↗
Sale$8KDec 10SEC ↗
Sale$74KDec 10SEC ↗
Sale$6KNov 25SEC ↗
Sale$24KNov 25SEC ↗
Sale$20KNov 25SEC ↗
Sale$47KNov 25SEC ↗
Sale$16KNov 25SEC ↗
Sale$24KNov 25SEC ↗
Sale$71KNov 25SEC ↗
Sale$88KNov 5SEC ↗
Sale$5KNov 5SEC ↗
Sale$33KNov 5SEC ↗
Sale$35KNov 5SEC ↗
Sale$157KNov 5SEC ↗
Sale$218KNov 3SEC ↗
Sale$205KNov 3SEC ↗
Sale$173KNov 3SEC ↗
Sale$554KNov 3SEC ↗
Sale$32KNov 3SEC ↗
Sale$987KNov 3SEC ↗
Sale$69KOct 27SEC ↗
Sale$93KOct 10SEC ↗
Sale$83KOct 10SEC ↗
Sale$66KOct 8SEC ↗
Sale$764KOct 8SEC ↗
Sale$125KOct 8SEC ↗
Sale$313KOct 8SEC ↗
Laponis AdamFirst filing
Sale$189KOct 8SEC ↗
Sale$1.0MOct 8SEC ↗
Sale$4KOct 6SEC ↗
Sale$4KOct 6SEC ↗
Finn Patrick JohnFirst filing
Sale$6KOct 6SEC ↗
Sale$14KOct 6SEC ↗
Sale$6KSep 24SEC ↗
Sale$8KSep 24SEC ↗
Sale$47KSep 24SEC ↗
Sale$2KSep 17SEC ↗
Green PaulaFirst filing
Sale$23KSep 10SEC ↗
Cho DennisFirst filing
Sale$7KSep 10SEC ↗
WERNER ROBERT F.First filing
Sale$6KSep 10SEC ↗
Leproust Emily M.First filing
Sale$58KSep 10SEC ↗

Frequently asked questions

How many SEC Form 4 insider filings does TWST have?

Twist Bioscience Corp (TWST) has 147 SEC Form 4 filings (195 transaction rows) in the rolling 365-day window, disclosed by 10 distinct insiders. Most recent filing: Aug 27, 2026.

When was the most recent SEC Form 4 filing for TWST?

The most recent Form 4 filing for TWST on Tracefour is dated Aug 27, 2026.

Who is the most active insider at TWST?

The most active SEC Form 4 filer at TWST in the rolling window is Chief Executive Officer Leproust Emily M., with 28 filings.

What is the net insider flow at TWST over the last 6 months?

Over the trailing 180 days, insiders at TWST have net sold $57.9M based on SEC Form 4 disclosures.

What is the total insider buy and sell value at TWST in the current window?

Inside the rolling window, insiders at TWST bought $0 and sold $73.2M based on SEC Form 4 filings.

Can I get alerts for TWST insider trading?

Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at Twist Bioscience Corp (TWST). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.

Related companies

Twist Bioscience Corp is in the Healthcare sector.