RPTXUnknownNano-Cap
Repare Therapeutics Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Repare Therapeutics Inc. (RPTX), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are RPTX insiders buying or selling?
Repare Therapeutics Inc. insiders reported 20 open-market buys ($117.2M) and 69 sells ($115.8M) across 89 Form 4 filings — a net buying position of $1.4M.
Source: SEC EDGAR Form 4
Key Statistics (as of Mar 14, 2025)
Total Form 4 filings
89
SEC EDGAR
Insider filers
17
Insider buys (20)
$117.2M
Insider sells (69)
$115.8M
Insider sentiment
Net buyingNet insider flow of $1.4M in net buying.
Recent RPTX insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Mar 14, 2025 | Maria Koehler | EVP, CHIEF MEDICAL OFFICER | Sale | 3.6K | $1.14 | $4.1K |
| Mar 14, 2025 | Michael Zinda | EVP, CHIEF SCIENTIFIC OFFICER | Sale | 5.6K | $1.14 | $6.4K |
| Mar 14, 2025 | Steve Forte | EVP, CHIEF FINANCIAL OFFICER | Sale | 6.9K | $1.14 | $7.8K |
| Mar 14, 2025 | Lloyd Mitchell Segal | PRESIDENT AND CEO | Sale | 21.2K | $1.14 | $24.1K |
| Apr 2, 2024 | Lloyd Mitchell Segal | PRESIDENT AND CEO | Sale | 5.1K | $4.62 | $23.8K |
| Apr 2, 2024 | Steve Forte | EVP, CHIEF FINANCIAL OFFICER | Sale | 1.6K | $4.62 | $7.4K |
| Apr 2, 2024 | Michael Zinda | EVP, CHIEF SCIENTIFIC OFFICER | Sale | 860 | $4.65 | $4.0K |
| Apr 2, 2024 | Maria Koehler | EVP, CHIEF MEDICAL OFFICER | Sale | 800 | $4.65 | $3.7K |
| Mar 27, 2024 | Steve Forte | EVP, CHIEF FINANCIAL OFFICER | Sale | 2.5K | $4.67 | $11.6K |
| Mar 27, 2024 | Michael Zinda | EVP, CHIEF SCIENTIFIC OFFICER | Sale | 1.4K | $4.67 | $6.3K |
| Mar 27, 2024 | Maria Koehler | EVP, CHIEF MEDICAL OFFICER | Sale | 1.5K | $4.67 | $7.0K |
| Mar 27, 2024 | Lloyd Mitchell Segal | PRESIDENT AND CEO | Sale | 8.0K | $4.69 | $37.3K |
| Nov 17, 2023 | Mark N Lampert | 10% Owner | Purchase | 1.2M | $5.09 | $6.2M |
| Nov 3, 2023 | Mark N Lampert | 10% Owner | Purchase | 783.7K | $3.60 | $2.8M |
| Jun 9, 2023 | Michael Zinda | EVP, Chief Scientific Officer | Sale | 3.5K | $12.04 | $42.6K |
| Jun 7, 2023 | Michael Zinda | EVP, Chief Scientific Officer | Sale | 1.2K | $12.04 | $14.4K |
| Dec 13, 2022 | Davis Jerel | Director | Sale | 250.0K | $16.00 | $4.0M |
| Jun 15, 2022 | Mark N Lampert | 10% Owner | Purchase | 149.2K | $12.73 | $1.9M |
| Jun 7, 2022 | Versant Vantage I, L.P. | 10% Owner | Sale | 750.0K | $12.25 | $9.2M |
| Jun 7, 2022 | Versant Ventures V, LLC | 10% Owner | Sale | 750.0K | $12.25 | $9.2M |
| Jun 7, 2022 | Davis Jerel | Director, 10% Owner | Sale | 750.0K | $12.25 | $9.2M |
| Jun 6, 2022 | Mark N Lampert | 10% Owner | Purchase | 1.8M | $11.90 | $21.9M |
| May 20, 2022 | Mark N Lampert | 10% Owner | Purchase | 420.0K | $8.50 | $3.6M |
| Mar 16, 2022 | Michael Zinda | EVP, Chief Science Officer | Sale | 533 | $11.30 | $6.0K |
| Jan 21, 2022 | Mark N Lampert | 10% Owner | Purchase | 998.0K | $14.10 | $14.1M |
Showing the 25 most recent of 89 Form 4 filings for Repare Therapeutics Inc..
Most active RPTX insiders
- Ansbert Gadicke14 filings
- Todd Foley14 filings
- Michael Zinda13 filings
- Lloyd Mitchell Segal10 filings
- David P Bonita7 filings
Ask anything about RPTX insider activity
Use Trabud's AI agent to query Repare Therapeutics Inc.'s Form 4 history in plain English — "Show me RPTX CEO purchases this year" or compare it against any other ticker.
Open the AI agentRPTX insider trading FAQ
Are Repare Therapeutics Inc. insiders buying or selling?
Across 89 SEC Form 4 filings, Repare Therapeutics Inc. (RPTX) insiders reported 20 open-market purchases totaling $117.2M and 69 sales totaling $115.8M. That is a net buying position of $1.4M.
How many insiders trade RPTX stock?
17 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Repare Therapeutics Inc.. The most recent filing was accepted on Mar 14, 2025.
Where does Trabud get RPTX insider trading data?
All RPTX insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.
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