CMPXHealthcareMicro-Cap
Compass Therapeutics, Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Compass Therapeutics, Inc. (CMPX), 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 CMPX insiders buying or selling?
Compass Therapeutics, Inc. insiders reported 37 open-market buys ($60.6M) and 4 sells ($11.6M) across 41 Form 4 filings — a net buying position of $49.0M.
Source: SEC EDGAR Form 4
Key Statistics (as of May 27, 2025)
Total Form 4 filings
41
SEC EDGAR
Insider filers
8
Insider buys (37)
$60.6M
Insider sells (4)
$11.6M
Insider sentiment
Net buyingNet insider flow of $49.0M in net buying.
Recent CMPX insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 27, 2025 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 10.0K | $2.11 | $21.1K |
| Apr 11, 2025 | Carl L Gordon | Director, 10% Owner | Sale | 3.6M | $1.59 | $5.7M |
| Apr 11, 2025 | ORBIMED ADVISORS LLC | Director, 10% Owner | Sale | 3.6M | $1.59 | $5.7M |
| Apr 8, 2025 | Jonathan Anderman | Gen Counsel & Corporate Sec | Purchase | 20.0K | $1.54 | $30.8K |
| Apr 8, 2025 | Neil Lerner | CHIEF ACCOUNTING OFFICER | Purchase | 20.0K | $1.42 | $28.4K |
| Mar 10, 2023 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 10.0K | $3.37 | $33.7K |
| Feb 27, 2023 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 20.0K | $3.98 | $79.6K |
| Feb 15, 2023 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 20.0K | $3.86 | $77.2K |
| Jan 31, 2023 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 20.0K | $4.05 | $81.0K |
| Jan 24, 2023 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 20.0K | $4.19 | $83.8K |
| Nov 25, 2022 | Vered Bisker-Leib | Chief Operating Officer | Sale | 24.5K | $4.23 | $103.7K |
| Nov 22, 2022 | Vered Bisker-Leib | Chief Operating Officer | Sale | 22.3K | $4.36 | $97.0K |
| Nov 10, 2022 | ORBIMED ADVISORS LLC | Director, 10% Owner | Purchase | 402.0K | $3.21 | $1.3M |
| Nov 10, 2022 | Carl L Gordon | Director, 10% Owner | Purchase | 402.0K | $3.21 | $1.3M |
| Sep 28, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 10.0K | $2.32 | $23.2K |
| Sep 27, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 15.0K | $2.27 | $34.0K |
| Sep 8, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 15.0K | $3.03 | $45.5K |
| Sep 1, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 15.0K | $2.83 | $42.5K |
| Aug 17, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 15.0K | $3.05 | $45.8K |
| Aug 10, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 15.0K | $2.64 | $39.6K |
| Aug 2, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 15.0K | $2.58 | $38.7K |
| Jun 21, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 20.0K | $2.80 | $56.0K |
| Jun 17, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 20.0K | $2.34 | $46.8K |
| Jun 13, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 30.0K | $2.29 | $68.7K |
| Jun 7, 2022 | Schuetz Thomas J. | CHIEF EXECUTIVE OFFICER | Purchase | 30.0K | $2.83 | $84.9K |
Showing the 25 most recent of 41 Form 4 filings for Compass Therapeutics, Inc..
Most active CMPX insiders
- Schuetz Thomas J.23 filings
- Carl L Gordon6 filings
- ORBIMED ADVISORS LLC6 filings
- Vered Bisker-Leib2 filings
- Jonathan Anderman1 filing
Ask anything about CMPX insider activity
Use Trabud's AI agent to query Compass Therapeutics, Inc.'s Form 4 history in plain English — "Show me CMPX CEO purchases this year" or compare it against any other ticker.
Open the AI agentCMPX insider trading FAQ
Are Compass Therapeutics, Inc. insiders buying or selling?
Across 41 SEC Form 4 filings, Compass Therapeutics, Inc. (CMPX) insiders reported 37 open-market purchases totaling $60.6M and 4 sales totaling $11.6M. That is a net buying position of $49.0M.
How many insiders trade CMPX stock?
8 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Compass Therapeutics, Inc.. The most recent filing was accepted on May 27, 2025.
Where does Trabud get CMPX insider trading data?
All CMPX 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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