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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 2025 vs. Q4 2024

How the institutions holding Compass Therapeutics, Inc. changed between Q4 2024 and Q1 2025.

All holders in Q1 2025All holders in Q4 2024

13F holders of CMPX: Q4 2024 compared with Q1 2025
MeasureQ4 2024Of which not filed for Q1 2025Q1 2025Change
Holders921108+17
Shares101.4M304.5K108.5M+7.40M (+7.3%)
Value$147.0M$441.5K$206.1M+$59.5M (+40.6%)

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (27)

Institutions that held Compass Therapeutics, Inc. at the end of Q1 2025 but not at the end of Q4 2024.

Institutions new to CMPX in Q1 2025
InstitutionSharesValue% of portfolio
Silverarc Capital Management, LLC874,869$1.66M0.35%
Macquarie Group Ltd340,772$647.5K0.00%
Nuveen, LLC304,504$578.6K0.00%
Propel Bio Management, LLC228,317$433.8K0.50%
Wellington Management Group LLP222,505$422.8K0.00%
Affinity Asset Advisors, LLC130,807$248.5K0.04%
Simplify Asset Management Inc.120,000$228.0K0.01%
Deutsche Bank AG102,041$193.9K0.00%
American Century Companies Inc73,682$140.0K0.00%
Franklin Resources Inc62,844$119.4K0.00%
Nomura Holdings Inc58,700$111.5K0.00%
Walleye Capital LLC52,478$99.7K0.00%
State of Wisconsin Investment Board47,700$90.6K0.00%
Simplicity Wealth,LLC46,543$88.4K0.01%
Verition Fund Management LLC32,245$61.3K0.00%
Vontobel Holding Ltd.29,882$56.8K0.00%
Walleye Trading LLC25,000$47.5K0.00%
Birchview Capital, LP24,000$45.6K0.04%
Marex Group plc23,600$44.8K0.00%
CIBC World Markets Corp22,630$43.0K0.00%
Captrust Financial Advisors19,993$38.0K0.00%
State Board of Administration of Florida Retirement System17,730$33.7K0.00%
Gsa Capital Partners LLP12,187$23.0K0.00%
Coldstream Capital Management Inc879$1.67K0.00%
US Bancorp65$1240.00%
EverSource Wealth Advisors, LLC21$400.00%
True Wealth Design, LLC20$380.00%

Sold out (10)

Institutions that held Compass Therapeutics, Inc. at the end of Q4 2024 and filed for Q1 2025 without it.

Institutions that sold out of CMPX in Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
CM Management, LLC310,000$449.5K
DAFNA Capital Management LLC158,394$229.7K
Connor, Clark & Lunn Investment Management Ltd.156,871$227.5K
XTX Topco Ltd52,754$76.5K
Two Sigma Advisers, LP51,000$74.0K
Bleakley Financial Group, LLC39,993$58.0K
Squarepoint Ops LLC24,072$34.9K
Algert Global LLC22,588$32.8K
Two Sigma Securities, LLC13,887$20.1K
Victory Capital Management Inc10,536$15.3K

Not filed for Q1 2025 yet (1)

Institutions that held Compass Therapeutics, Inc. at the end of Q4 2024 and haven't filed a 13F for Q1 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding CMPX in Q4 2024 that haven't filed for Q1 2025
InstitutionShares, Q4 2024Value, Q4 2024
Nuveen Asset Management, LLC304,504$441.5K