LYTIR

Insider · SEC Form 4 · Chief Executive Officer

Emily M. Leproust

Filed with the SEC as Leproust Emily M.; the order above is the one the filer's own signature uses.

In the 12 months to Nov 8, 2026, on the open market: sold $94.4M of TWST. Filed a median of 2 business days after the trade.

Open-market purchases and sales this filer reported on SEC Form 4, by the day traded. Insiders have two business days to file. A sale marked 10b5-1 was made under a plan adopted in advance. How to read these

Insider purchases and sales, by month (last 12 months)Insider purchases: $0 in total; Insider sales: $94.4M in total.Jun: Insider sales $1.9MAug: Insider sales $24.4MSep: Insider sales $57.8MOct: Insider sales $9.7MNov: Insider sales $619KDecJanFebMarAprMayJunJulAugSepOctNov
Insider purchases above the line: $0Insider sales below: $94.4M
Dollar value of open-market purchases and sales reported on SEC Form 4, by the month traded. Sales include pre-arranged 10b5-1 plan sales.
  1. TWSTSold: Twist Bioscience Corp Nov 3, 2026 4,573 shares filed Nov 5, 2026 558,187 shares held directly after, as filed filing $619K
  2. TWSTSold: Twist Bioscience Corp Oct 5, 2026 4,548 shares filed Oct 7, 2026 8 transactions 10b5-1 plan filing $919K
  3. TWSTSold: Twist Bioscience Corp Oct 2, 2026 45,736 shares filed Oct 5, 2026 567,308 shares held directly after, as filed 10b5-1 plan filing $8.6M
  4. TWSTSold: Twist Bioscience Corp Oct 1, 2026 655 shares filed Oct 5, 2026 613,044 shares held directly after, as filed 10b5-1 plan filing $131K
  5. TWSTSold: Twist Bioscience Corp Sep 24, 2026 5,203 shares filed Sep 25, 2026 10 transactions 10b5-1 plan filing $923K
  6. TWSTSold: Twist Bioscience Corp Sep 21, 2026 1,687 shares filed Sep 23, 2026 618,902 shares held directly after, as filed filing $279K
  7. TWSTSold: Twist Bioscience Corp Sep 17, 2026 356,546 shares filed Sep 21, 2026 13 transactions 10b5-1 plan filing $56.3M
  8. TWSTSold: Twist Bioscience Corp Sep 8, 2026 2,302 shares filed Sep 10, 2026 768,427 shares held directly after, as filed filing $282K
  9. TWSTSold: Twist Bioscience Corp Aug 25, 2026 41,570 shares filed Aug 27, 2026 5 transactions 10b5-1 plan filing $6.3M
  10. TWSTSold: Twist Bioscience Corp Aug 21, 2026 6,639 shares filed Aug 25, 2026 812,299 shares held directly after, as filed filing $923K
  11. TWSTSold: Twist Bioscience Corp Aug 12, 2026 19,952 shares filed Aug 14, 2026 818,938 shares held directly after, as filed 10b5-1 plan filing $2.5M
  12. TWSTSold: Twist Bioscience Corp Aug 10, 2026 113,318 shares filed Aug 12, 2026 818,938 shares held directly after, as filed 10b5-1 plan filing $14.2M
  13. TWSTSold: Twist Bioscience Corp Aug 3, 2026 5,101 shares filed Aug 5, 2026 818,938 shares held directly after, as filed filing $435K
  14. TWSTSold: Twist Bioscience Corp Jun 25, 2026 18,880 shares filed Jun 26, 2026 824,039 shares held directly after, as filed 10b5-1 plan filing $1.8M
  15. TWSTSold: Twist Bioscience Corp Jun 22, 2026 1,688 shares filed Jun 24, 2026 842,919 shares held directly after, as filed filing $147K

Source: SEC Form 4 filings. Value is shares × the price reported on the filing; a filing whose price failed Lytir's check against the market price is left out, and a trade that related owners reported on separate forms is counted once. Filings can be late, amended or wrong at the source; see methodology.

Other Form 4 entries

Not counted above: entries this filer reported on Form 4 in the same 12 months that are not open-market purchases or sales. Each entry is one line of a filing.

  • TWST: option exercise or conversion (code M), 4 entries, Aug 10 to Sep 17, 2026
  • WGS: option exercise or conversion (code M), 1 entry, Jun 18, 2026
Code M
An exercise or conversion of a derivative security received from the company, such as stock options.

Source: the same SEC Form 4 filings. The codes are the SEC's own transaction codes; the meanings above are a plain-words reading of the SEC's Form 4 instructions.