Leproust Emily M.
Chief Executive Officer
Leproust Emily M. has filed 35 SEC Form 4 filings (84 transaction rows) across 2 companies, including TWST, WGS, with disclosures dating back to 2025. 31 of those filings fall inside the rolling window. Most recent filing: Oct 7, 2026.
On the most recent filing, Leproust Emily M. is listed as Chief Executive Officer at Twist Bioscience Corp. Inside the rolling window, Leproust Emily M. reported no open-market purchases and 31 open-market sales totaling $101.7M in TWST. The largest disclosed transaction in the window is a sale of 356,546 TWST shares on Sep 17, 2026, worth $56.3M.
Companies traded
Other insiders at TWST
Insider Buying
$0
reported purchases (SEC code P)
Insider Selling
$101.7M
reported sales (SEC code S)
Companies
2
in the rolling window
| Source | |||||||
|---|---|---|---|---|---|---|---|
| TWST | Chief Executive Officer | Sale | 4,548 | $919K | Oct 7 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 655 | $131K | Oct 5 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 45,736 | $8.6M | Oct 5 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 5,203 | $923K | Sep 25 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 1,687 | $279K | Sep 23 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 356,546 | $56.3M | Sep 21 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 2,302 | $282K | Sep 10 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 41,570 | $6.3M | Aug 27 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 6,639 | $923K | Aug 25 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 19,952 | $2.5M | Aug 14 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 113,318 | $14.2M | Aug 12 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 5,101 | $435K | Aug 5 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 18,880 | $1.8M | Jun 26 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 1,688 | $147K | Jun 24 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 2,265 | $158K | Jun 10 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 16,470 | $1.1M | Jun 1 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 24,282 | $1.6M | May 28 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 25,017 | $1.6M | May 28 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 6,888 | $367K | May 26 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 5,127 | $293K | May 6 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 1,610 | $105K | Apr 23 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 8,061 | $526K | Apr 23 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 1,742 | $76K | Mar 24 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 2,423 | $112K | Mar 10 | SEC ↗ | |
| TWST | Chief Executive Officer | Sale | 7,205 | $337K | Feb 25 | SEC ↗ |
Earlier trades
Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.
| Date | Ticker | Type | Value |
|---|---|---|---|
| Oct 6, 2025 | TWST | Sale | $1.0M |
| Oct 2, 2025 | TWST | Sale | $14K |
| Sep 22, 2025 | TWST | Sale | $47K |
| Sep 8, 2025 | TWST | Sale | $58K |
Frequently asked questions
How many SEC Form 4 filings has Leproust Emily M. made?
Leproust Emily M. has filed 35 SEC Form 4 filings (84 transaction rows) across 2 companies, including TWST, WGS since 2025.
Which companies does Leproust Emily M. trade?
Leproust Emily M. has filed SEC Form 4 disclosures for 2 companies, including TWST, WGS.
When was Leproust Emily M.'s most recent SEC Form 4 filing?
Leproust Emily M.'s most recent SEC Form 4 filing on Tracefour is dated Oct 7, 2026.
What is Leproust Emily M.'s job title?
On the most recent SEC Form 4 filings tracked by Tracefour, Leproust Emily M. is listed as Chief Executive Officer.
What is Leproust Emily M.'s total buy and sell value in the current window?
Inside the rolling retention window, Leproust Emily M. bought $0 and sold $101.7M based on SEC Form 4 filings.
What was Leproust Emily M.'s largest disclosed transaction?
The largest disclosed transaction in the current window is a sale of 356,546 TWST shares on 2026-09-17, worth $56.3M, per SEC Form 4 filings.