THRDUnknownSmall-Cap
Third Harmonic Bio, Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Third Harmonic Bio, Inc. (THRD), 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 THRD insiders buying or selling?
Third Harmonic Bio, Inc. insiders reported 4 open-market buys ($16.2M) and 14 sells ($15.7M) across 18 Form 4 filings — a net buying position of $512.7K.
Source: SEC EDGAR Form 4
Key Statistics (as of Nov 12, 2024)
Total Form 4 filings
18
SEC EDGAR
Insider filers
8
Insider buys (4)
$16.2M
Insider sells (14)
$15.7M
Insider sentiment
Net buyingNet insider flow of $512.7K in net buying.
Recent THRD insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Nov 12, 2024 | Edward R. Conner | Chief Medical Officer | Sale | 2.1K | $15.00 | $31.8K |
| Oct 31, 2024 | Mark N Lampert | Other | Sale | 1.0M | $14.30 | $14.3M |
| Oct 30, 2024 | Edward R. Conner | Chief Medical Officer | Sale | 2.7K | $15.00 | $40.1K |
| Sep 20, 2024 | Edward R. Conner | Chief Medical Officer | Sale | 4.8K | $15.00 | $71.8K |
| Sep 20, 2024 | Julie Person | CHIEF ADMINISTRATIVE OFFICER | Sale | 10.0K | $14.27 | $142.7K |
| Jun 28, 2024 | Julie Person | CHIEF ADMINISTRATIVE OFFICER | Sale | 10.0K | $12.46 | $124.6K |
| Jun 10, 2024 | Jennifer Dittman | Chief Development Oper Officer | Sale | 494 | $14.17 | $7.0K |
| May 22, 2024 | Jennifer Dittman | Chief Development Oper Officer | Sale | 1.0K | $14.00 | $14.6K |
| May 20, 2024 | Jennifer Dittman | Chief Development Oper Officer | Sale | 23.6K | $14.04 | $331.1K |
| May 10, 2024 | Natalie C. Holles | CEO | Sale | 20.2K | $12.18 | $246.3K |
| Apr 15, 2024 | Natalie C. Holles | CEO | Sale | 13.6K | $12.19 | $165.2K |
| Apr 8, 2024 | Julie Person | CHIEF ADMINISTRATIVE OFFICER | Sale | 1.1K | $10.00 | $11.1K |
| Dec 7, 2023 | Julie Person | Chief Administrative Officer | Sale | 12.9K | $10.30 | $132.5K |
| Dec 7, 2023 | Edward R. Conner | Chief Medical Officer | Sale | 4.8K | $10.03 | $48.1K |
| Dec 22, 2022 | Mark N Lampert | 10% Owner | Purchase | 214.1K | $4.11 | $879.5K |
| Sep 21, 2022 | ORBIMED ADVISORS LLC | Director, 10% Owner | Purchase | 300.0K | $17.00 | $5.1M |
| Sep 21, 2022 | David P Bonita | Director, 10% Owner | Purchase | 300.0K | $17.00 | $5.1M |
| Sep 19, 2022 | Atlas Venture Fund XI, L.P. | 10% Owner | Purchase | 300.0K | $17.00 | $5.1M |
Showing the 18 most recent of 18 Form 4 filings for Third Harmonic Bio, Inc..
Most active THRD insiders
- Edward R. Conner4 filings
- Julie Person4 filings
- Jennifer Dittman3 filings
- Natalie C. Holles2 filings
- Mark N Lampert2 filings
Ask anything about THRD insider activity
Use Trabud's AI agent to query Third Harmonic Bio, Inc.'s Form 4 history in plain English — "Show me THRD CEO purchases this year" or compare it against any other ticker.
Open the AI agentTHRD insider trading FAQ
Are Third Harmonic Bio, Inc. insiders buying or selling?
Across 18 SEC Form 4 filings, Third Harmonic Bio, Inc. (THRD) insiders reported 4 open-market purchases totaling $16.2M and 14 sales totaling $15.7M. That is a net buying position of $512.7K.
How many insiders trade THRD stock?
8 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Third Harmonic Bio, Inc.. The most recent filing was accepted on Nov 12, 2024.
Where does Trabud get THRD insider trading data?
All THRD 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.
Looking for another company? Browse all tracked companies.