Jan Johannessen

Jan Johannessen is a declared insider of Twist Bioscience Corp, with filings sourced from SEC (Form 4). Over a trading history stretching from 19 May 2021 to 12 May 2026, the count stands at 13 filings.

Sales make up the whole of the open-market record (3 sales, €206k). Outside the open market, there are 5 share grants and 5 option exercises.

On 14 May 2026 came the latest disclosure, an option exercise for €143k in Twist Bioscience Corp. Filings reach the SEC (Form 4) feed a median of 2 days after the trade. Section 16 rules allow two business days to file each Form 4. A sale on its own says little: insiders also sell to pay tax, fund a purchase or diversify. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.