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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.

13F holders, Q2 2022

Institutional positions in Compass Therapeutics, Inc. as of Jun 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
34
0 vs. Q1 2022
Shares held
61.9M
−482.7K (−0.8%) vs. Q1 2022
Total value
$163.9M
+$78.6M (+92.1%) vs. Q1 2022
New holders
6
6 more added
Sold out
6
8 more reduced

Compare with Q1 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting CMPX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ2 2022: 34 institutions
Q1 2021: 0 institutionsQ2 2021: 0 institutionsQ3 2021: 0 institutionsQ4 2021: 37 institutionsQ1 2022: 34 institutionsQ2 2022: 34 institutionsQ3 2022: 38 institutionsQ4 2022: 55 institutionsQ1 2023: 73 institutionsQ2 2023: 73 institutionsQ3 2023: 76 institutionsQ4 2023: 77 institutionsQ1 2024: 78 institutionsQ2 2024: 82 institutionsQ3 2024: 79 institutionsQ4 2024: 92 institutionsQ1 2025: 108 institutionsQ2 2025: 103 institutionsQ3 2025: 125 institutionsQ4 2025: 173 institutionsQ1 2026: 201 institutionsQ2 2026: 215 institutions
Value heldQ2 2022: $163.9M
Q1 2021: $0Q2 2021: $0Q3 2021: $0Q4 2021: $201.6MQ1 2022: $85.4MQ2 2022: $163.9MQ3 2022: $153.7MQ4 2022: $401.4MQ1 2023: $285.1MQ2 2023: $287.7MQ3 2023: $176.7MQ4 2023: $134.8MQ1 2024: $187.9MQ2 2024: $93.5MQ3 2024: $169.7MQ4 2024: $147.0MQ1 2025: $206.1MQ2 2025: $281.9MQ3 2025: $535.7MQ4 2025: $881.5MQ1 2026: $921.3MQ2 2026: $363.4M
Institutions holding CMPX and their total value by quarter
QuarterHoldersValue
Q2 2026215$363.4M
Q1 2026201$921.3M
Q4 2025173$881.5M
Q3 2025125$535.7M
Q2 2025103$281.9M
Q1 2025108$206.1M
Q4 202492$147.0M
Q3 202479$169.7M
Q2 202482$93.5M
Q1 202478$187.9M
Q4 202377$134.8M
Q3 202376$176.7M
Q2 202373$287.7M
Q1 202373$285.1M
Q4 202255$401.4M
Q3 202238$153.7M
Q2 202234$163.9M
Q1 202234$85.4M
Q4 202137$201.6M
Q3 20210$0
Q2 20210$0
Q1 20210$0

Institutions, Q2 2022

Shares, value and share of portfolio for each institution holding Compass Therapeutics, Inc.; share changes are against Q1 2022.

Institutions holding CMPX in Q2 2022
InstitutionSharesValue% of portfolioChange in sharesAction
OrbiMed Advisors LLC21,960,850$58.2M1.06%+317,875+1.5%Added
FMR LLC6,872,414$18.2M0.00%00.0%Unchanged
Rock Springs Capital Management LP5,328,088$14.1M0.41%00.0%Unchanged
Adage Capital Partners GP, L.L.C.4,406,600$11.7M0.03%+2,129,600+93.5%Added
Foresite Capital Management V, LLC4,400,000$11.7M8.15%00.0%Unchanged
Janus Henderson Group PLC3,347,171$8.80M0.01%+153,877+4.8%Added
CHI Advisors LLC2,829,712$7.50M2.87%00.0%Unchanged
Vivo Capital, LLC2,000,000$5.30M0.53%00.0%Unchanged
Avidity Partners Management LP2,000,000$5.30M0.12%00.0%Unchanged
Consonance Capital Management LP1,603,789$4.22M17.79%−1,896,211−54.2%Reduced
Foresite Capital Opportunity Management V, LLC1,554,250$4.12M10.38%+454,250+41.3%Added
Blackstone Group Inc.1,505,738$3.99M0.01%00.0%Unchanged
Vanguard Group Inc1,501,973$3.98M0.00%−70,909−4.5%Reduced
Monashee Investment Management LLC1,230,441$3.26M1.19%−39,770−3.1%Reduced
Fred Alger Management, LLC608,536$1.61M0.01%00.0%Unchanged
DAFNA Capital Management LLC198,094$525.0K0.14%+2,003+1.0%Added
BlackRock Inc.163,426$433.0K0.00%+163,426New
LMR Partners LLP100,000$265.0K0.00%00.0%Unchanged
Renaissance Technologies LLC66,165$175.0K0.00%+52,865+397.5%Added
CM Management, LLC30,000$80.0K0.09%−270,000−90.0%Reduced
Salem Investment Counselors Inc30,000$80.0K0.00%−70,000−70.0%Reduced
Millennium Management LLC27,861$74.0K0.00%−10,684−27.7%Reduced
New Capital Management LP24,243$69.0K0.04%+24,243New
Geode Capital Management, LLC24,857$65.0K0.00%00.0%Unchanged
Marshall Wace, LLP23,727$63.0K0.00%+23,727New
Mascoma Wealth Management LLC15,682$42.0K0.01%00.0%Unchanged
B. Riley Wealth Management, Inc.14,918$40.0K0.00%00.0%Unchanged
Flagship Harbor Advisors, LLC14,000$37.0K0.00%+14,000New
UBS Group AG7,228$19.0K0.00%00.0%Unchanged
Charter Oak Capital Management, LLC1,483$4.00K0.00%00.0%Unchanged
Citigroup Inc1,370$4.00K0.00%+1,370New
Morgan Stanley613$2.00K0.00%−26,364−97.7%Reduced
Royal Bank of Canada228$1.00K0.00%−555−70.9%Reduced
Advisor Group Holdings, Inc.100$00.00%+100New
Farallon Capital Management, L.L.C.0$00.00%−582,750−100.0%Sold out
Ra Capital Management, L.P.0$00.00%−532,958−100.0%Sold out
Alphabet Inc.0$00.00%−192,794−100.0%Sold out
Ikarian Capital, LLC0$00.00%−74,171−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−52,842−100.0%Sold out
Bank of America Corp0$00.00%−6−100.0%Sold out