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Compass Therapeutics, Inc.

CMPX
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001738021

In the last 90 days, Compass Therapeutics, Inc. insiders filed 1 open-market purchase and 0 sales; 215 institutions reported holding it in 13F filings for Q2 2026, worth $363.4M in total; no superinvestor holds it.

Q1 2022 vs. Q4 2021

How the institutions holding Compass Therapeutics, Inc. changed between Q4 2021 and Q1 2022.

All holders in Q1 2022All holders in Q4 2021

13F holders of CMPX: Q4 2021 compared with Q1 2022
MeasureQ4 2021Q1 2022Change
Holders3734−3
Shares63.6M62.4M−1.19M (−1.9%)
Value$201.6M$85.4M−$116.3M (−57.7%)

New holders (7)

Institutions that held Compass Therapeutics, Inc. at the end of Q1 2022 but not at the end of Q4 2021.

Institutions new to CMPX in Q1 2022
InstitutionSharesValue% of portfolio
CM Management, LLC300,000$411.0K0.35%
Geode Capital Management, LLC24,857$34.0K0.00%
B. Riley Wealth Management, Inc.14,918$20.0K0.00%
Renaissance Technologies LLC13,300$18.0K0.00%
Charter Oak Capital Management, LLC1,483$2.00K0.00%
Royal Bank of Canada783$1.00K0.00%
Bank of America Corp6$00.00%

Sold out (10)

Institutions that held Compass Therapeutics, Inc. at the end of Q4 2021 and filed for Q1 2022 without it.

Institutions that sold out of CMPX in Q1 2022
InstitutionShares, Q4 2021Value, Q4 2021
Sphera Funds Management Ltd.700,000$2.22M
Driehaus Capital Management LLC250,000$793.0K
Octagon Capital Advisors LP240,000$761.0K
Citigroup Inc37,834$120.0K
Citadel Advisors LLC33,573$106.0K
New Capital Management LP24,243$77.0K
JPMorgan Chase & Co23,749$75.0K
Mirabella Financial Services LLP18,880$60.0K
Difesa Capital Management, LP10,337$33.0K
Tower Research Capital LLC (TRC)3,205$10.0K