13F

Stock

Compass Therapeutics, Inc.

CMPX · held by 173 managers

Reported value

$879.6M

Holders

173

+4 new · −2 exited

Holders’ est. mark

$906K

Price effect on 7 books still in the name

Largest holder

$90.2M

TANG CAPITAL MANAGEMENT LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
TANG CAPITAL MANAGEMENT LLC16.8M$90.2M—Held
ORBIMED ADVISORS LLC15.2M$81.7M—Held
SUVRETTA CAPITAL MANAGEMENT, LLC14.2M$76.2M—Held
Vivo Capital, LLC9.55M$51.3M—Held
BlackRock, Inc.9.39M$50.4M—Held
Vanguard8.05M$43.2M—Held
ENAVATE SCIENCES GP, LLC7.79M$41.8M—Held
BVF INC/IL7.76M$41.7M—Held
Blackstone Inc.6.13M$32.9M—New
State Street4.89M$26.3M—Held
ADAGE CAPITAL PARTNERS GP, L.L.C.4.44M$23.8M—Held
Rock Springs Capital Management LP3.93M$21.1M—Held
DEERFIELD MANAGEMENT COMPANY, L.P.3.61M$19.4M—Held
GEODE CAPITAL MANAGEMENT, LLC3.5M$18.8M—Held
Blue Owl Capital Holdings LP3.47M$18.6M—Held
Sofinnova Investments, Inc.3.37M$18.1M—Held
MILLENNIUM MANAGEMENT LLC3.11M$16.7M—Held
BRAIDWELL LP2.79M$15M—Held
Fidelity2.58M$13.9M—Held
Palo Alto Investors LP2.53M$13.6M—Held
RTW INVESTMENTS, LP2.5M$13.4M—Held
Balyasny Asset Management L.P.1.59M$8.56M—Held
Birchview Capital, LP1.59M$8.55M—Held
GOLDMAN SACHS GROUP INC1.52M$8.15M—Held
Trails Edge Capital Partners, LP1.42M$7.6M—Held
MARSHALL WACE, LLP1.26M$6.79M—Held
Logos Global Management LP1.15M$6.18M—Held
NEXTBio Capital Management LP1.11M$5.98M—Held
ACUTA CAPITAL PARTNERS, LLC1.09M$5.87M—Held
SILVERARC CAPITAL MANAGEMENT, LLC1.05M$5.65M—Held
Monashee Investment Management LLC1M$5.37M—Held
NORTHERN TRUST CORP972.9K$5.22M—Held
JPMORGAN CHASE & CO870K$4.67M—Held
AMERIPRISE FINANCIAL INC823.2K$4.42M—Held
Ikarian Capital, LLC800K$4.3M—Held
BURKEHILL GLOBAL MANAGEMENT, LP700K$3.76M—Held
BARCLAYS PLC594.8K$3.19M$415.9KAdded$2.42M
Atle Fund Management AB584.3K$3.14M—Held
Seven Fleet Capital Management LP568.7K$3.05M—Held
Y-Intercept (Hong Kong) Ltd462.2K$2.48M—Held
Schonfeld Strategic Advisors LLC452.4K$2.43M—Held
Qube Research & Technologies Ltd441.8K$2.37M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC410.2K$2.2M—Held
MORGAN STANLEY365.2K$1.96M$349.6KAdded$1.31M
DIMENSIONAL FUND ADVISORS LP341.6K$1.83M—Held
WELLINGTON MANAGEMENT GROUP LLP316.8K$1.7M—Held
PRUDENTIAL FINANCIAL INC314.8K$1.69M—Held
Bank of New York Mellon Corp312.5K$1.68M—Held
Nuveen, LLC288.9K$1.55M—Held
ROYCE & ASSOCIATES LP286K$1.54M—Held
BANK OF AMERICA CORP /DE/266.4K$1.43M$138KAdded$1.17M
CITIGROUP INC261.9K$1.41M—Held
HighVista Strategies LLC245.5K$1.32M—Held
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP210.2K$1.13M—Held
BOOTHBAY FUND MANAGEMENT, LLC205K$1.1M—Held
Connor, Clark & Lunn Investment Management Ltd.191.7K$1.03M—Held
STATE OF WISCONSIN INVESTMENT BOARD185.4K$995.7K—Held
UBS Group AG167.9K$901.4K—Held
Icahn Capital155.2K$833.5K—Held
Rafferty Asset Management, LLC151.7K$814.9K—Held
ALPS ADVISORS INC146K$784.2K—Held
WELLS FARGO & COMPANY/MN144.8K$777.6K—Held
ADAR1 Capital Management, LLC139K$746.4K—Held
RHUMBLINE ADVISERS134.6K$722.8K—Held
Squarepoint Ops LLC126.2K$677.7K—Held
Brevan Howard Capital Management LP118.5K$636.5K—Held
XTX Topco Ltd115.6K$621K—Held
DEUTSCHE BANK AG\109.3K$586.8K—Held
Creative Planning108.1K$580.7K—Held
Citadel105.7K$567.5K—Held
NEOS Investment Management LLC101.7K$546K—Held
TEMA ETFS LLC100.2K$537.9K—Held
CM Management, LLC100K$537K—Held
ALLIANCEBERNSTEIN L.P.83.9K$450.8K—Held
SummitTX Capital, L.P.81.4K$437.4K—Held
RAYMOND JAMES FINANCIAL INC80.1K$430.4K—Held
Atom Investors LP77.3K$415K—Held
MetLife Investment Management, LLC74K$397.3K—Held
JANE STREET GROUP, LLC70.1K$376.2K—Held
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.69.6K$373.7K—Held
FRANKLIN RESOURCES INC66.6K$357.7K—Held
Invesco Ltd.63.9K$343.1K—Held
Persistent Asset Partners Ltd57.3K$307.4K—New
PROFUND ADVISORS LLC57.2K$307.4K—Held
Graham Capital Management, L.P.53.4K$286.9K—Held
Virtus Investment Advisers, LLC51.6K$276.9K—Held
D. E. Shaw & Co., Inc.51.5K$276.5K—Held
SUSQUEHANNA INTERNATIONAL GROUP, LLP44.7K$240.3K—Held
LPL Financial LLC44.5K$238.8K—Held
AXQ CAPITAL, LP41.4K$222.2K—Held
AMERICAN CENTURY COMPANIES INC40.4K$217K—Held
MANUFACTURERS LIFE INSURANCE COMPANY, THE40.3K$216.5K—Held
INTECH INVESTMENT MANAGEMENT LLC38.9K$209.1K—Held
Police & Firemen's Retirement System of New Jersey35.5K$190.7K—Held
SmartHarvest Portfolios, LLC34.7K$186.4K—Held
Simplicity Wealth,LLC33.9K$181.9K—Held
NEW YORK STATE COMMON RETIREMENT FUND30.4K$163.3K—Held
CAXTON CORP29.5K$158.4K—Held
Avanza Fonder AB27.3K$146.9K—Held
Walleye Trading LLC25K$134.3K—Held
Caitong International Asset Management Co., Ltd24.6K$132K—Held
DV Trading LLC24.2K$130K—Held
STIFEL FINANCIAL CORP24K$128.7K—Held
ProShare Advisors LLC24K$128.7K—Held
Abel Hall, LLC22.9K$122.9K—Held
INDEPENDENT FINANCIAL GROUP, LLC22.8K$122.3K—New
VOYA INVESTMENT MANAGEMENT LLC22.6K$121.5K—Held
CAPTRUST FINANCIAL ADVISORS20.8K$111.9K—Held
Welch & Forbes LLC19K$102K—Held
Focus Partners Wealth18.6K$99.9K—Held
Independent Advisor Alliance17.9K$96.1K—Held
SIG BROKERAGE, LP17.1K$91.7K—Held
Sequoia Financial Advisors, LLC15.9K$85.4K—Held
BNP PARIBAS FINANCIAL MARKETS15.6K$84K—Held
TWO SIGMA ADVISERS, LP15.2K$81.6K—Held
CANADA PENSION PLAN INVESTMENT BOARD14.9K$80K—Held
M&T Bank Corp14.9K$80K—Held
VICTORY CAPITAL MANAGEMENT INC14.3K$76.8K—Held
EntryPoint Capital, LLC13.2K$70.7K—Held
NEUBERGER BERMAN GROUP LLC12.8K$68.8K—Held
Legal & General Group Plc12.8K$68.5K—Held
North Star Investment Management Corp.12.5K$67.1K—Held
Quadrature Capital Ltd12.3K$66K—Held
Strategic Wealth Partners, Ltd.12.1K$65K—Held
Russell Investments Group, Ltd.11.6K$62.1K—Held
Ameritas Investment Partners, Inc.10.6K$57K—Held
Stonebrook Private Inc.10.2K$54.9K—Held
XPONANCE LLC10.2K$54.8K—Held
PRELUDE CAPITAL MANAGEMENT, LLC10K$53.7K—Held
SIMPLEX TRADING, LLC8.91K$47.9K—Held
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM8.06K$43.3K—Held
FLAGSHIP HARBOR ADVISORS, LLC6K$32.2K—New
MCF Advisors LLC5.54K$29.8K—Held
NISA INVESTMENT ADVISORS, LLC5.25K$28.2K—Held
GROUP ONE TRADING LLC5.24K$28.2K—Held
Fortitude Family Office, LLC4.59K$24.7K—Held
EverSource Wealth Advisors, LLC4.37K$23.5K—Held
ROYAL BANK OF CANADA3.82K$21K—Held
Sterling Capital Management LLC3.83K$20.6K—Held
VSM Wealth Advisory, LLC3K$16.1K—Held
Rockefeller Capital Management L.P.2.04K$11K—Held
Cape Investment Advisory, Inc.2K$10.8K$2.46KAdded$6.14K
Tower Research Capital LLC (TRC)1.7K$9.12K—Held
Optiver Holding B.V.1.1K$5.89K—Held
Farther Finance Advisors, LLC680$3.65K—Held
Federation des caisses Desjardins du Quebec500$2.69K—Held
PNC Financial Services Group, Inc.413$2.22K—Held
QUADRANT CAPITAL GROUP LLC405$2.17K—Held
NATIONAL BANK OF CANADA /FI/242$1.3K—Held
SBI Securities Co., Ltd.237$1.27K—Held
Marshall & Sterling Wealth Advisors Inc.200$1.07K—Held
ROTHSCHILD INVESTMENT LLC164$881—Held
GSA CAPITAL PARTNERS LLP133.8K$719—Held
SG Americas Securities, LLC106.5K$572—Held
PRICE T ROWE ASSOCIATES INC /MD/70.5K$379—Held
Smartleaf Asset Management LLC69$371—Held
OSAIC HOLDINGS, INC.57$306—Held
CIBC Private Wealth Group LLC38$204—Held
GAMMA Investing LLC29$156—Held
SJS Investment Consulting Inc.27$145—Held
MAI Capital Management24$129—Held
Allworth Financial LP20$108$8Added$94
Arax Advisory Partners18$97—Held
ROVIN CAPITAL /UT/ /ADV13.5K$72—Held
Cygnus Capital Advisors, LLC10K$54—Held
Essential Partners LLC9$48$16Cut−$19
Sunbelt Securities, Inc.8$43—Held
IFP Advisors, Inc6$32$11Added$11
ACADIAN ASSET MANAGEMENT LLC4.87K$26—Held
AMALGAMATED BANK4.11K$22—Held
CWM, LLC3.06K$16—Held
Hughes Financial Services, LLC1$5—Held
BESSEMER GROUP INC526$3—Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.