Emily M. Leproust Insider Trading Activity
Every SEC Form 4 transaction reported by Emily M. Leproust, sourced directly from SEC EDGAR and updated as new filings are accepted.
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Is Emily M. Leproust buying or selling?
Emily M. Leproust reported 0 open-market buys ($0) and 96 sells ($175.0M) across 96 Form 4 filings at 1 company — a net selling position of $175.0M.
Source: SEC EDGAR Form 4
What stands out
- All 96 of Emily M. Leproust's Form 4 filings are for one company, Twist Bioscience Corp (TWST).
- The most recent Form 4 was accepted on Oct 7, 2026 (11 days ago).
- In the last 12 months: no open-market purchases and 28 sales ($101.7M).
- The largest open-market sale in the last 12 months was $56.3M of Twist Bioscience Corp (TWST) on Sep 21, 2026. SEC ↗
Key Statistics (as of Oct 7, 2026)
Insider sentiment
Net sellingNet insider flow of $175.0M in net selling, filed between May 23, 2020 – Oct 7, 2026.
Companies Emily M. Leproust files for
| # | Company | Form 4 filings |
|---|---|---|
| 1 | TWSTTwist Bioscience Corp | 96 |
Recent Emily M. Leproust transactions
| Date | Ticker | Role | Type | Shares | Value | Filing |
|---|---|---|---|---|---|---|
| Oct 7, 2026 | TWST | Chief Executive Officer | Sale | 4.5K | $919.4K | SEC ↗ |
| Oct 5, 2026 | TWST | Chief Executive Officer | Sale | 46.4K | $8.8M | SEC ↗ |
| Sep 25, 2026 | TWST | Chief Executive Officer | Sale | 5.2K | $922.9K | SEC ↗ |
| Sep 23, 2026 | TWST | Chief Executive Officer | Sale | 1.7K | $279.2K | SEC ↗ |
| Sep 21, 2026 | TWST | Chief Executive Officer | Sale | 356.5K | $56.3M | SEC ↗ |
| Sep 10, 2026 | TWST | Chief Executive Officer | Sale | 2.3K | $282.3K | SEC ↗ |
| Aug 27, 2026 | TWST | Chief Executive Officer | Sale | 41.6K | $6.3M | SEC ↗ |
| Aug 25, 2026 | TWST | Chief Executive Officer | Sale | 6.6K | $923.3K | SEC ↗ |
| Aug 14, 2026 | TWST | Chief Executive Officer | Sale | 20.0K | $2.5M | SEC ↗ |
| Aug 12, 2026 | TWST | Chief Executive Officer | Sale | 113.3K | $14.2M | SEC ↗ |
| Aug 5, 2026 | TWST | Chief Executive Officer | Sale | 5.1K | $435.2K | SEC ↗ |
| Jun 26, 2026 | TWST | Chief Executive Officer | Sale | 18.9K | $1.8M | SEC ↗ |
| Jun 24, 2026 | TWST | Chief Executive Officer | Sale | 1.7K | $147.4K | SEC ↗ |
| Jun 10, 2026 | TWST | Chief Executive Officer | Sale | 2.3K | $158.2K | SEC ↗ |
| Jun 1, 2026 | TWST | Chief Executive Officer | Sale | 16.5K | $1.1M | SEC ↗ |
| May 28, 2026 | TWST | Chief Executive Officer | Sale | 49.3K | $3.2M | SEC ↗ |
| May 26, 2026 | TWST | Chief Executive Officer | Sale | 6.9K | $366.8K | SEC ↗ |
| May 6, 2026 | TWST | Chief Executive Officer | Sale | 5.1K | $293.0K | SEC ↗ |
| Apr 23, 2026 | TWST | Chief Executive Officer | Sale | 9.7K | $631.0K | SEC ↗ |
| Mar 24, 2026 | TWST | Chief Executive Officer | Sale | 1.7K | $76.3K | SEC ↗ |
| Mar 10, 2026 | TWST | Chief Executive Officer | Sale | 2.4K | $112.5K | SEC ↗ |
| Feb 25, 2026 | TWST | Chief Executive Officer | Sale | 7.2K | $336.5K | SEC ↗ |
| Feb 5, 2026 | TWST | Chief Executive Officer | Sale | 5.0K | $232.9K | SEC ↗ |
| Dec 23, 2025 | TWST | Chief Executive Officer | Sale | 1.6K | $55.5K | SEC ↗ |
| Dec 10, 2025 | TWST | Chief Executive Officer | Sale | 2.3K | $74.1K | SEC ↗ |
Showing the 25 most recent filings of 96. Screen every filing.
Emily M. Leproust insider trading FAQ
Is Emily M. Leproust buying or selling?
Across 96 SEC Form 4 filings, Emily M. Leproust reported 0 open-market purchases totaling $0 and 96 sales totaling $175.0M — a net selling position of $175.0M.
Which companies does Emily M. Leproust file Form 4s for?
Emily M. Leproust has reported insider transactions at 1 company, most often Twist Bioscience Corp (TWST).
How far back does Emily M. Leproust's filing history go?
Trabud holds Emily M. Leproust's SEC Form 4 filings from May 23, 2020 – Oct 7, 2026, sourced directly from SEC EDGAR.
Where does Trabud get Emily M. Leproust's insider trading data?
Directly from SEC EDGAR Form 4 filings. Every transaction on this page is a real filing accepted by the SEC, updated as new filings arrive.
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