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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.

Q4 2021 vs. Q3 2021

How the institutions holding Compass Therapeutics, Inc. changed between Q3 2021 and Q4 2021.

All holders in Q4 2021All holders in Q3 2021

13F holders of CMPX: Q3 2021 compared with Q4 2021
MeasureQ3 2021Q4 2021Change
Holders037+37
Shares063.6M+63.6M
Value$0$201.6M+$201.6M

New holders (37)

Institutions that held Compass Therapeutics, Inc. at the end of Q4 2021 but not at the end of Q3 2021.

Institutions new to CMPX in Q4 2021
InstitutionSharesValue% of portfolio
OrbiMed Advisors LLC21,642,975$68.6M0.89%
FMR LLC6,872,414$21.8M0.00%
Rock Springs Capital Management LP5,328,088$16.9M0.39%
Foresite Capital Management V, LLC4,400,000$13.9M3.43%
Consonance Capital Management LP3,500,000$11.2M7.28%
CHI Advisors LLC3,023,692$9.59M3.18%
Monashee Investment Management LLC2,000,000$6.34M1.57%
Vivo Capital, LLC2,000,000$6.34M0.38%
Avidity Partners Management LP2,000,000$6.34M0.13%
Ra Capital Management, L.P.1,849,518$5.86M0.10%
Vanguard Group Inc1,572,882$4.99M0.00%
Blackstone Group Inc.1,505,738$4.77M0.01%
Janus Henderson Group PLC1,472,611$4.70M0.00%
Adage Capital Partners GP, L.L.C.1,400,000$4.44M0.01%
Foresite Capital Opportunity Management V, LLC1,100,000$3.49M2.34%
Farallon Capital Management, L.L.C.1,000,000$3.17M0.02%
Fred Alger Management, LLC818,745$2.60M0.01%
Sphera Funds Management Ltd.700,000$2.22M0.26%
Driehaus Capital Management LLC250,000$793.0K0.01%
Octagon Capital Advisors LP240,000$761.0K0.15%
DAFNA Capital Management LLC196,091$622.0K0.16%
Alphabet Inc.192,794$611.0K0.01%
Salem Investment Counselors Inc100,000$317.0K0.01%
LMR Partners LLP100,000$317.0K0.00%
Ikarian Capital, LLC70,000$222.0K0.06%
Citigroup Inc37,834$120.0K0.00%
Citadel Advisors LLC33,573$106.0K0.00%
Qube Research & Technologies Ltd29,053$92.0K0.00%
New Capital Management LP24,243$77.0K0.04%
JPMorgan Chase & Co23,749$75.0K0.00%
Mirabella Financial Services LLP18,880$60.0K0.01%
Morgan Stanley17,473$56.0K0.00%
Mascoma Wealth Management LLC15,682$50.0K0.02%
Millennium Management LLC11,157$35.0K0.00%
Difesa Capital Management, LP10,337$33.0K0.02%
UBS Group AG7,228$23.0K0.00%
Tower Research Capital LLC (TRC)3,205$10.0K0.00%

Sold out (0)

Institutions that held Compass Therapeutics, Inc. at the end of Q3 2021 and filed for Q4 2021 without it.

None.