COMPASS THERAPEUTICS INC

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CMPX·20454B104·US·Common Stock·Healthcare - Biotechnology-Activist

CMPX (COMPASS THERAPEUTICS INC) is held by 127 institutional investors as of Q2 2026. Largest holders: BlackRock, Inc. ($24.7M), STATE STREET CORP ($21.8M), VANGUARD CAPITAL MANAGEMENT LLC ($13.4M). Net institutional sentiment: Mixed.

127

Holders

(8 Elite)

$172.5M

Total Value

67% (129)

Consensus

86 buying - 43 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)28

Insider (Form 4)33

Activist (13D/13G)63

Congressional (STOCK Act)28

Holder Quality

39

★★★★★

Elite

39

★★★★

Strong

47

★★★

Solid

85

★★

Below

72

★

Weak

Held by 127 funds

8 elite

Who's Trading

Source dates: Price Oct 15, 2026 · Insiders Oct 2, 2026 · Activists Aug 14, 2026 · Congress none

InsiderLNLerner NeilBuy $18KOct 1, 2026

InsiderLNLerner NeilBuy $3KSep 24, 2026

ActivistVOVivo Opportunity Fund Holdings, L.P.4.0%Aug 14, 2026

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Top Holders

Top Holders (127)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
BlackRock, Inc.	Increased	11.3M(+18.7%)	$24.7M	0.0%	-66.81%	34
STATE STREET CORP	Increased	10M(+48.7%)	$21.8M	0.0%	-75.72%	39
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	6.1M(+1.4%)	$13.4M	0.0%	-83.65%	28
MILLENNIUM MANAGEMENT LLC	Increased	4.7M(+457.0%)	$10.3M	0.0%	-62.70%	45
GEODE CAPITAL MANAGEMENT, LLC	Increased	3.8M(+7.0%)	$8.4M	0.0%	-72.22%	29
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	3.8M(+248.3%)	$8.3M	0.0%	-71.51%	44
Qube Research & Technologies Ltd	Increased	3.7M(+44.6%)	$8.1M	0.0%	-79.99%	37
CITADEL ADVISORS LLC	Increased	3.6M(+395.0%)	$7.8M	0.0%	-68.13%	44
GOLDMAN SACHS GROUP INC	Increased	3.5M(+77.0%)	$7.7M	0.0%	-74.04%	42
AQR CAPITAL MANAGEMENT LLC	Increased	3.5M(+1650.8%)	$7.7M	0.0%	-61.51%	44
Fisher Asset Management, LLC	Increased	1.4M(+3.2%)	$3M	0.0%	-83.47%	27
ROYCE & ASSOCIATES LP	Decreased	1.3M(-17.5%)	$2.9M	0.0%	-83.70%	0
FMR LLC	Decreased	1.2M(-32.7%)	$2.7M	0.0%	-70.09%	0
AGADAGE CAPITAL PARTNERS GP, L.L.C.	Decreased	1.2M(-86.0%)	$2.6M	0.0%	-77.70%	0
NORTHERN TRUST CORP	Increased	1.1M(+8.8%)	$2.5M	0.0%	-73.16%	28
Nuveen, LLC	Increased	1M(+247.3%)	$2.2M	0.0%	-59.94%	42
SOSquarepoint Ops LLC	Increased	1M(+1906.9%)	$2.2M	0.0%	-60.74%	42
VFVANGUARD FIDUCIARY TRUST CO	Increased	1M(+0.3%)	$2.2M	0.0%	-83.75%	26
Blackstone Inc.	Decreased	899,936(-51.6%)	$2M	0.0%	-70.57%	0
FIRST TRUST ADVISORS LP	New	807,004	$1.8M	0.0%	-59.04%	36

Showing 1-20 of 138

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CMPXCOMPASS THERAPEUTICS INC

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer