Compass Therapeutics, Inc.

CMPX
Exchange
Nasdaq
Industry
Biological Products, (No Diagnostic Substances)
SEC CIK
0001738021

13F holders, Q2 2026

Positions as of Jun 30, 2026.

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
215
+14 vs. Q1 2026
Shares held
165.7M
−7.96M (−4.6%) vs. Q1 2026
Total value
$363.36M
−$557.98M (−60.6%) vs. Q1 2026

Compare with Q1 2026: new holders and sold out

Holders over time

37 in Q4 2021 → 215 in Q2 2026

Show by quarter
Number of institutions holding CMPX by quarter
QuarterHolders
Q2 2026215
Q1 2026201
Q4 2025173
Q3 2025125
Q2 2025103
Q1 2025108
Q4 202492
Q3 202479
Q2 202482
Q1 202478
Q4 202377
Q3 202376
Q2 202373
Q1 202373
Q4 202255
Q3 202238
Q2 202234
Q1 202234
Q4 202137

Institutions

Institutions holding CMPX in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
TANG CAPITAL MANAGEMENT LLC17,990,782$39.4M1.79%+1,199,973+7.1%Added
ORBIMED ADVISORS LLC15,219,994$33.33M0.63%00.0%Unchanged
SUVRETTA CAPITAL MANAGEMENT, LLC14,101,159$30.88M0.65%−206,220−1.4%Reduced
BlackRock, Inc.11,281,781$24.71M0.00%+1,775,701+18.7%Added
STATE STREET CORP9,953,653$21.8M0.00%+3,258,677+48.7%Added
Enavate Sciences GP, LLC7,788,150$17.06M4.94%00.0%Unchanged
Vivo Capital, LLC7,757,060$16.99M1.55%−1,788,406−18.7%Reduced
VANGUARD CAPITAL MANAGEMENT LLC6,118,782$13.4M0.00%+81,607+1.4%Added
Palo Alto Investors LP5,831,813$12.77M1.76%+4,317,309+285.1%Added
MILLENNIUM MANAGEMENT LLC4,713,247$10.32M0.01%+3,867,027+457.0%Added
GEODE CAPITAL MANAGEMENT, LLC3,815,189$8.36M0.00%+249,419+7.0%Added
VANGUARD PORTFOLIO MANAGEMENT LLC3,771,032$8.26M0.00%+2,688,381+248.3%Added
Qube Research & Technologies Ltd3,687,489$8.08M0.01%+1,137,133+44.6%Added
Blue Owl Capital Holdings LP3,624,076$7.94M1.21%+682,551+23.2%Added
CITADEL ADVISORS LLC3,570,674$7.82M0.00%+2,849,264+395.0%Added
GOLDMAN SACHS GROUP INC3,531,000$7.73M0.00%+1,535,606+77.0%Added
Rock Springs Capital Management LP3,524,929$7.72M0.38%+219,621+6.6%Added
AQR CAPITAL MANAGEMENT LLC3,509,137$7.69M0.00%+3,308,709+1,650.8%Added
Birchview Capital, LP1,675,000$3.67M1.72%+209,133+14.3%Added
KINGDON CAPITAL MANAGEMENT, L.L.C.1,400,000$3.07M0.41%+1,400,000New
Fisher Asset Management, LLC1,391,890$3.05M0.00%+43,631+3.2%Added
ROYCE & ASSOCIATES LP1,336,780$2.93M0.02%−283,018−17.5%Reduced
FMR LLC1,212,196$2.65M0.00%−589,525−32.7%Reduced
ADAGE CAPITAL PARTNERS GP, L.L.C.1,186,500$2.6M0.00%−7,300,000−86.0%Reduced
ACADIAN ASSET MANAGEMENT LLC1,161,231$2.54M0.00%+1,161,231New
NORTHERN TRUST CORP1,140,914$2.5M0.00%+92,356+8.8%Added
HealthInvest Partners AB1,048,593$2.3M0.62%+1,006,762+2,406.7%Added
Nuveen, LLC1,010,562$2.21M0.00%+719,590+247.3%Added
Squarepoint Ops LLC1,007,507$2.21M0.00%+957,305+1,906.9%Added
VANGUARD FIDUCIARY TRUST CO1,000,938$2.19M0.00%+2,798+0.3%Added
Blackstone Group Inc.899,936$1.97M0.01%−957,912−51.6%Reduced
FIRST TRUST ADVISORS LP807,004$1.77M0.00%+807,004New
JPMORGAN CHASE & CO789,399$1.71M0.00%−58,303−6.9%Reduced
KVP Capital Advisors, LP771,000$1.69M1.24%+271,000+54.2%Added
MORGAN STANLEY735,186$1.61M0.00%+374,814+104.0%Added
CITIGROUP INC713,907$1.56M0.00%+115,669+19.3%Added
UBS Group AG712,763$1.56M0.00%−1,678,570−70.2%Reduced
Burkehill Global Management, LP700,000$1.53M0.06%00.0%Unchanged
Point72 Asset Management, L.P.686,577$1.5M0.00%+686,577New
ACUTA CAPITAL PARTNERS, LLC595,213$1.3M0.91%−253,863−29.9%Reduced
BANK OF AMERICA CORP /DE/566,919$1.24M0.00%−298,694−34.5%Reduced
CM Management, LLC550,000$1.2M0.77%+550,000New
DIMENSIONAL FUND ADVISORS LP541,178$1.18M0.00%+101,394+23.1%Added
Connor, Clark & Lunn Investment Management Ltd.523,777$1.15M0.00%+25,959+5.2%Added
ALLIANCEBERNSTEIN L.P.161,880$856.35K0.00%+77,940+92.9%Added
Artia Global Partners LP383,200$839.21K0.16%+383,200New
WELLINGTON MANAGEMENT GROUP LLP378,687$829.32K0.00%+18,562+5.2%Added
ArrowMark Colorado Holdings LLC364,742$798.79K0.03%−150,051−29.1%Reduced
Bank of New York Mellon Corp351,032$768.76K0.00%+53,731+18.1%Added
MARSHALL WACE, LLP334,869$733.36K0.00%+334,869New
TWO SIGMA INVESTMENTS, LP320,312$701.48K0.00%+287,212+867.7%Added
SUSQUEHANNA INTERNATIONAL GROUP, LLP308,295$675.17K0.00%+151,270+96.3%Added
ALGERT GLOBAL LLC308,110$674.76K0.01%+271,330+737.7%Added
CHARLES SCHWAB INVESTMENT MANAGEMENT INC303,139$663.87K0.00%−67,919−18.3%Reduced
NATIXIS297,715$652K0.00%+297,715New
Exome Asset Management LLC276,165$604.8K0.37%+276,165New
Caption Management, LLC263,577$577.23K0.02%+263,577New
Seven Fleet Capital Management LP233,066$510.42K0.08%−707,472−75.2%Reduced
DV EQUITIES, LLC233,066$510.42K0.07%+233,066New
PANAGORA ASSET MANAGEMENT INC222,179$486.57K0.00%+222,179New
XTX Topco Ltd217,485$476.29K0.01%+147,364+210.2%Added
Brinker Capital Investments, LLC213,863$468.36K0.00%+213,863New
D. E. Shaw & Co., Inc.204,487$447.83K0.00%+138,520+210.0%Added
Rafferty Asset Management, LLC190,126$416.38K0.00%−5,741−2.9%Reduced
Creative Planning182,841$400.42K0.00%+76,650+72.2%Added
ALPS ADVISORS INC182,777$400.28K0.00%+36,170+24.7%Added
UBS ASSET MANAGEMENT AMERICAS INC177,814$389.41K0.00%+38,172+27.3%Added
Mariner, LLC172,821$378.43K0.00%+172,821New
Swiss National Bank171,700$376.02K0.00%−49,000−22.2%Reduced
HRT FINANCIAL LP170,102$372K0.00%+150,251+756.9%Added
Virtus Investment Advisers, Inc.161,181$352.99K0.08%+108,335+205.0%Added
CANADA PENSION PLAN INVESTMENT BOARD160,900$352.37K0.00%+135,800+541.0%Added
RHUMBLINE ADVISERS158,444$346.98K0.00%+11,428+7.8%Added
DEUTSCHE BANK AG\134,350$294.23K0.00%+998+0.7%Added
IEQ CAPITAL, LLC122,948$269.26K0.00%+122,948New
ADAR1 Capital Management, LLC122,132$267.47K0.01%−16,868−12.1%Reduced
WELLS FARGO & COMPANY/MN109,793$240.45K0.00%+62,053+130.0%Added
Quadrature Capital Ltd108,250$237.07K0.00%+94,405+681.9%Added
MERCER GLOBAL ADVISORS INC /ADV106,570$233.39K0.00%+106,570New
LOS ANGELES CAPITAL MANAGEMENT LLC105,113$230.2K0.00%+105,113New
PRICE T ROWE ASSOCIATES INC /MD/104,251$229K0.00%+4,729+4.8%Added
PROFUND ADVISORS LLC95,209$208.51K0.01%+7,528+8.6%Added
Schonfeld Strategic Advisors LLC92,227$201.98K0.00%−983,777−91.4%Reduced
Tudor Investment Corp Et Al90,044$197.2K0.00%+1,113+1.3%Added
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC83,567$194.71K0.00%+83,567New
Jain Global LLC88,302$193.38K0.00%+88,302New
SmartHarvest Portfolios, LLC86,508$189.45K0.06%+51,795+149.2%Added
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.82,459$179.92K0.00%+8,375+11.3%Added
GROUP ONE TRADING, L.P.81,557$178.61K0.01%+51,328+169.8%Added
CERITY PARTNERS LLC80,973$177.33K0.00%+80,973New
Optimize Financial Inc80,160$175.55K0.06%−279−0.3%Reduced
Sound Capital Solutions LLC80,160$175.55K0.04%+80,160New
SG Americas Securities, LLC76,355$167K0.00%+28,685+60.2%Added
Legal & General Group Plc75,103$164.47K0.00%00.0%Unchanged
VANGUARD ASSET MANAGEMENT, Ltd74,689$163.57K0.00%00.0%Unchanged
MetLife Investment Management71,421$156.41K0.00%+7,216+11.2%Added
GSA CAPITAL PARTNERS LLP70,179$154K0.01%+70,179New
Invesco Ltd.69,818$152.9K0.00%−31,389−31.0%Reduced
MANUFACTURERS LIFE INSURANCE COMPANY, THE68,217$149.4K0.00%+751+1.1%Added
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM67,713$148.29K0.00%−44,603−39.7%Reduced