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Compass Therapeutics Ownership | Who Owns Compass Therapeutics?

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Compass Therapeutics Ownership Summary

Compass Therapeutics is owned by 29.03% institutional investors, 19.79% insiders, and 51.18% retail investors. Orbimed advisors is the largest institutional shareholder, holding 16.25% of CMPX shares. Biotech Growth Ord is the top mutual fund, with 2.58% of its assets in Compass Therapeutics shares.

CMPX Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockCompass Therapeutics29.03%19.79%51.18%
SectorHealthcare Stocks 279.19%10.62%-189.81%
IndustryBiotech Stocks 63.96%10.74%25.30%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Orbimed advisors22.36M16.25%$42.49M
Blackstone10.03M7.29%$14.54M
Bioimpact capital8.44M6.14%$16.04M
Blackrock funding, inc. /de6.89M5.01%$9.99M
Blackrock6.61M4.84%$6.61M
Adage capital partners gp5.99M4.36%$8.69M
Tang capital management5.90M4.29%$8.55M
Rock springs capital management lp5.78M4.20%$8.38M
Vanguard group4.72M3.43%$6.84M
Fmr4.14M3.01%$6.00M

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Bioimpact capital8.44M2.76%$16.04M
Orbimed advisors22.36M1.02%$42.49M
Blue owl capital lp2.95M0.99%$4.28M
Vivo capital3.56M0.58%$5.16M
Tang capital management5.90M0.57%$8.55M
Propel bio management228.32K0.50%$433.80K
Caxton43.47K0.38%$63.02K
Rock springs capital management lp5.78M0.32%$8.38M
Monashee investment management448.16K0.09%$649.84K
Blackstone10.03M0.07%$14.54M

Top Buyers

HolderShares% AssetsChange
Tang capital management5.90M0.57%4.09M
Blackrock6.61M0.00%581.17K
Millennium management545.09K0.00%511.23K
Vanguard group4.72M0.00%435.01K
Propel bio management228.32K0.50%228.32K

Top Sellers

HolderShares% AssetsChange
Adage capital partners gp5.99M0.02%-5.14M
Opaleye management---3.17M
Cormorant asset management, lp---2.03M
Janus henderson group---1.84M
Baker bros. advisors lp547.50K0.01%-1.01M

New Positions

HolderShares% AssetsChangeValue
Propel bio management228.32K0.50%228.32K$433.80K
Lpl financial50.00K-50.00K$50.00K
Catalina capital group48.96K0.02%48.96K$71.00K
Cubist systematic strategies40.70K0.00%40.70K$40.70K
Sequoia financial advisors30.88K0.00%30.88K$44.77K

Sold Out

HolderChange
Nelson, van denburg & campbell wealth management group-16.00
Capital performance advisors llp-172.00
Point72 asia (singapore) pte.-391.00
Hartford financial management-1.00K
Metropolitan life insurance co/ny-1.93K

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Mar 31, 202510-89.01%39,938,686-60.60%290.53%5-91.07%2-88.24%
Dec 31, 2024801.27%44,181,101-52.07%320.72%5230.00%13-31.58%
Sep 30, 202479-2.47%92,186,861-0.73%671.46%40-14.89%1911.76%
Jun 30, 2024813.85%92,861,661-1.80%671.23%4774.07%17-51.43%
Mar 31, 2024782.63%94,562,9909.81%741.62%27-20.59%3540.00%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Biotech Growth Ord3.57M2.58%-
iShares Russell 2000 ETF2.66M1.92%1.30K
Vanguard Total Stock Mkt Idx Inv2.61M1.89%-
Vanguard US Total Market Shares ETF2.19M1.58%-
Vanguard Institutional Extnd Mkt Idx Tr1.50M1.09%-
JPMorgan Small Cap Value I1.32M0.96%32.45K
Fidelity Small Cap Index1.02M0.74%-9.09K
iShares Russell 2000 Value ETF928.58K0.67%-
Simplify Propel Opportunities ETF720.00K0.52%600.00K
Fidelity Extended Market Index549.71K0.40%6.96K

Recent Insider Transactions

DateNameRoleActivityValue
May 27, 2025Schuetz Thomas J. CHIEF EXECUTIVE OFFICERBuy$21.10K
Apr 09, 2025GORDON CARL L Sell$5.68M
Apr 09, 2025ORBIMED ADVISORS LLC Sell$5.68M
Apr 07, 2025Anderman Jonathan Gen Counsel & Corporate SecBuy$30.80K
Apr 07, 2025Lerner Neil CHIEF ACCOUNTING OFFICERBuy$28.40K

Insider Transactions Trends

DateBuySell
2025 Q232
2025 Q1--
2024 Q4--
2024 Q3--
2024 Q1--

CMPX Ownership FAQ

Who Owns Compass Therapeutics?

Compass Therapeutics shareholders are primarily institutional investors at 29.03%, followed by 19.79% insiders and 51.18% retail investors. The average institutional ownership in Compass Therapeutics's industry, Biotech Stocks , is 63.96%, which Compass Therapeutics falls below.

Who owns the most shares of Compass Therapeutics?

Compass Therapeutics’s largest shareholders are Orbimed advisors (22.36M shares, 16.25%), Blackstone (10.03M shares, 7.29%), and Bioimpact capital (8.44M shares, 6.14%). Together, they hold 29.68% of Compass Therapeutics’s total shares outstanding.

Does Blackrock own Compass Therapeutics?

Yes, BlackRock owns 4.84% of Compass Therapeutics, totaling 6.61M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 6.61M$. In the last quarter, BlackRock increased its holdings by 581.17K shares, a 9.63% change.

Who is Compass Therapeutics’s biggest shareholder by percentage of total assets invested?

Bioimpact capital is Compass Therapeutics’s biggest shareholder by percentage of total assets invested, with 2.76% of its assets in 8.44M Compass Therapeutics shares, valued at 16.04M$.

Who is the top mutual fund holder of Compass Therapeutics shares?

Biotech Growth Ord is the top mutual fund holder of Compass Therapeutics shares, with 2.58% of its total shares outstanding invested in 3.57M Compass Therapeutics shares.

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