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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 2023

Institutional positions in Compass Therapeutics, Inc. as of Jun 30, 2023. 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
73
+1 vs. Q1 2023
Shares held
90.5M
+3.34M (+3.8%) vs. Q1 2023
Total value
$287.7M
+$2.63M (+0.9%) vs. Q1 2023
New holders
26
19 more added
Sold out
25
18 more reduced

1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 2023: 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 2023: 73 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 2023: $287.7M
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 2023

Shares, value and share of portfolio for each institution holding Compass Therapeutics, Inc.; share changes are against Q1 2023.

Institutions holding CMPX in Q2 2023
InstitutionSharesValue% of portfolioChange in sharesAction
OrbiMed Advisors LLC22,362,850$71.1M1.30%00.0%Unchanged
Adage Capital Partners GP, L.L.C.6,250,000$19.9M0.04%00.0%Unchanged
Janus Henderson Group PLC6,218,741$19.7M0.01%+214,268+3.6%Added
BlackRock Inc.6,032,292$19.2M0.00%+4,491,397+291.5%Added
Blackstone Group Inc.6,000,740$19.1M0.08%+1,379,742+29.9%Added
Braidwell LP5,954,273$18.9M0.62%+2,706,426+83.3%Added
FMR LLC5,535,506$17.6M0.00%−5,826,638−51.3%Reduced
Rock Springs Capital Management LP5,513,788$17.5M0.42%00.0%Unchanged
Vanguard Group Inc4,097,882$13.0M0.00%+408,556+11.1%Added
Vivo Capital, LLC3,556,023$11.3M0.78%00.0%Unchanged
CHI Advisors LLC2,829,712$9.00M2.73%00.0%Unchanged
Monashee Investment Management LLC1,969,296$6.26M1.49%−207,746−9.5%Reduced
Geode Capital Management, LLC1,808,207$5.75M0.00%+924,644+104.6%Added
State Street Corp1,746,514$5.55M0.00%+1,344,201+334.1%Added
Avidity Partners Management LP1,620,200$5.15M0.18%−204,800−11.2%Reduced
Baker Bros. Advisors LP1,557,630$4.95M0.03%00.0%Unchanged
Foresite Capital Management V, LLC1,324,071$4.21M3.08%−2,156,652−62.0%Reduced
Prosight Management, LP1,083,997$3.45M1.01%+405,697+59.8%Added
Ally Bridge Group (NY) LLC914,630$2.91M3.52%+914,630New
Northern Trust Corp769,865$2.45M0.00%+584,562+315.5%Added
Nuveen Asset Management, LLC391,871$1.25M0.00%+391,871New
Bank of New York Mellon Corp271,296$862.7K0.00%+231,990+590.2%Added
Charles Schwab Investment Management Inc251,396$799.4K0.00%+208,629+487.8%Added
Millennium Management LLC163,466$519.8K0.00%−814,937−83.3%Reduced
Swiss National Bank163,400$519.6K0.00%00.0%Unchanged
Morgan Stanley118,896$378.1K0.00%−41,168−25.7%Reduced
DAFNA Capital Management LLC116,882$371.7K0.10%00.0%Unchanged
Connor, Clark & Lunn Investment Management Ltd.115,046$365.8K0.00%+92,495+410.2%Added
Rhumbline Advisers112,328$357.2K0.00%+112,328New
Goldman Sachs Group Inc107,556$342.0K0.00%−90,966−45.8%Reduced
California State Teachers Retirement System97,124$308.9K0.00%+30,732+46.3%Added
Alps Advisors Inc92,988$295.7K0.00%+92,988New
Algert Global LLC88,833$282.5K0.01%+88,833New
LMR Partners LLP80,692$256.6K0.01%−65,481−44.8%Reduced
Credit Suisse AG77,424$246.2K0.00%+19,265+33.1%Added
Bank of America Corp75,314$239.5K0.00%−18,666−19.9%Reduced
JPMorgan Chase & Co71,164$226.3K0.00%+70,757+17,385.0%Added
Legal & General Group Plc66,499$211.0K0.00%+48,231+264.0%Added
UBS Group AG62,462$198.6K0.00%+54,780+713.1%Added
MetLife Investment Management49,953$158.9K0.00%+49,953New
American International Group, Inc.43,924$139.7K0.00%+43,924New
Caxton Corp43,466$138.2K0.40%−168,274−79.5%Reduced
Exchange Traded Concepts, LLC43,205$137.4K0.00%+43,205New
Invesco Ltd.38,644$122.9K0.00%+38,644New
Manufacturers Life Insurance Company, The37,520$119.3K0.00%+37,520New
Voya Investment Management LLC37,433$119.0K0.00%+37,433New
New York State Common Retirement Fund37,400$118.9K0.00%+37,400New
Deutsche Bank AG36,638$116.5K0.00%+36,638New
Wells Fargo & Company35,120$111.7K0.00%+33,783+2,526.8%Added
Barclays PLC31,921$101.5K0.00%−9,065−22.1%Reduced
Dimensional Fund Advisors LP30,450$96.8K0.00%+30,450New
Salem Investment Counselors Inc30,000$95.1K0.00%00.0%Unchanged
Citigroup Inc29,088$92.5K0.00%−113,853−79.7%Reduced
Susquehanna International Group, LLP25,507$81.1K0.00%−757,110−96.7%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)24,314$77.3K0.00%+24,314New
State Board of Administration of Florida Retirement System25,910$77.2K0.00%+25,910New
Arizona State Retirement System21,320$67.8K0.00%−618−2.8%Reduced
Teacher Retirement System of Texas20,592$65.0K0.00%−2,733−11.7%Reduced
STRS Ohio19,000$60.0K0.00%+19,000New
Price T Rowe Associates Inc18,521$59.0K0.00%+18,521New
Stifel Financial Corp15,000$47.7K0.00%+15,000New
National Asset Management, Inc.14,918$47.4K0.00%00.0%Unchanged
Royal Bank of Canada12,750$41.0K0.00%+11,793+1,232.3%Added
ProShare Advisors LLC11,868$37.7K0.00%+11,868New
Alliancebernstein L.P.11,260$35.8K0.00%+11,260New
Flagship Harbor Advisors, LLC11,000$35.0K0.00%−500−4.3%Reduced
XTX Topco Ltd10,992$35.0K0.01%+10,992New
State of Wisconsin Investment Board11,601$34.6K0.00%−58,255−83.4%Reduced
Amalgamated Bank9,377$30.0K0.00%+9,377New
Ameritas Investment Partners, Inc.7,536$24.0K0.00%+7,536New
Tower Research Capital LLC (TRC)6,714$21.4K0.00%−1,141−14.5%Reduced
Metropolitan Life Insurance Co5,176$16.5K0.00%+5,176New
Aquatic Capital Management LLC100$00.00%+100New
Fred Alger Management, LLC0$00.00%−403,062−100.0%Sold out
Jane Street Group, LLC0$00.00%−382,385−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−162,624−100.0%Sold out
Marshall Wace, LLP0$00.00%−65,177−100.0%Sold out
Renaissance Technologies LLC0$00.00%−52,300−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−51,576−100.0%Sold out
Citadel Advisors LLC0$00.00%−44,460−100.0%Sold out
Wedbush Securities Inc0$00.00%−43,444−100.0%Sold out
683 Capital Management, LLC0$00.00%−38,039−100.0%Sold out
Man Group plc0$00.00%–Sold out
Jump Financial, LLC0$00.00%−27,310−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−26,945−100.0%Sold out
Balyasny Asset Management LLC0$00.00%−26,828−100.0%Sold out
Diametric Capital, LP0$00.00%−26,227−100.0%Sold out
Verition Fund Management LLC0$00.00%−23,062−100.0%Sold out
Lighthouse Investment Partners, LLC0$00.00%−20,723−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−16,840−100.0%Sold out
Squarepoint Ops LLC0$00.00%−16,263−100.0%Sold out
Two Sigma Investments, LP0$00.00%−15,222−100.0%Sold out
Point72 Middle East FZE0$00.00%−14,497−100.0%Sold out
Schonfeld Strategic Advisors LLC0$00.00%−14,127−100.0%Sold out
Jefferies Financial Group Inc.0$00.00%−12,434−100.0%Sold out
Twinbeech Capital LP0$00.00%−10,506−100.0%Sold out
Point72 Asset Management, L.P.0$00.00%−1,528−100.0%Sold out
Quantbot Technologies LP0$00.00%−17−100.0%Sold out
New Capital Management LP––––Not filed