13F

Stock

Compass Therapeutics, Inc.

CMPX · held by 202 managers

Reported value

$920.4M

Holders

202

+44 new · −19 exited

Holders’ est. mark

−$9.88M

Price effect on 151 books still in the name

Largest holder

$88.8M

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$88.8M−$1.34MCut−$1.34M
ORBIMED ADVISORS LLC15.2M$80.5M−$1.22MCut−$1.22M
SUVRETTA CAPITAL MANAGEMENT, LLC14.3M$75.7M−$1.13MCut−$473.3K
Vivo Capital, LLC9.55M$50.5M−$763.6KCut−$763.6K
BlackRock, Inc.9.51M$50.3M−$751.1KCut−$129.7K
ADAGE CAPITAL PARTNERS GP, L.L.C.8.49M$44.9M−$354.9KAdded$21.1M
ENAVATE SCIENCES GP, LLC7.79M$41.2M−$623.1KCut−$623.1K
BVF INC/IL7.76M$41.1M−$621.2KCut−$621.2K
State Street6.69M$35.4M−$391.2KAdded$9.15M
VANGUARD CAPITAL MANAGEMENT LLC6.04M$31.9MHeld
RTW INVESTMENTS, LP4.19M$22.1M−$200KAdded$8.72M
DEERFIELD MANAGEMENT COMPANY, L.P.3.61M$19.1M−$288.5KCut−$288.5K
GEODE CAPITAL MANAGEMENT, LLC3.57M$18.9M−$280.1KAdded$54.5K
Rock Springs Capital Management LP3.31M$17.5M−$264.4KCut−$3.6M
Logos Global Management LP3.15M$16.7M−$92KAdded$10.5M
Blue Owl Capital Holdings LP3.34M$16.1M−$1.88MCut−$2.55M
Qube Research & Technologies Ltd2.55M$13.5M−$35.3KAdded$11.1M
UBS Group AG2.39M$12.7M−$13.4KAdded$11.7M
Sofinnova Investments, Inc.2.06M$10.9M−$164.5KCut−$7.2M
GOLDMAN SACHS GROUP INC2M$10.6M−$121.4KAdded$2.41M
BRAIDWELL LP1.97M$10.4M−$157.2KCut−$4.57M
Blackstone Inc.1.86M$9.83M−$148.6KCut−$23.1M
Fidelity1.8M$9.53M−$144.1KCut−$4.32M
ROYCE & ASSOCIATES LP1.62M$8.57M−$22.9KAdded$7.03M
AMERIPRISE FINANCIAL INC1.6M$8.45M−$65.9KAdded$4.03M
Palo Alto Investors LP1.51M$8.01M−$121.2KCut−$5.59M
Birchview Capital, LP1.47M$7.75M−$117.3KCut−$799.6K
GREAT POINT PARTNERS LLC1.35M$7.14MNew
Fisher Asset Management, LLC1.35M$7.13MNew
Balyasny Asset Management L.P.1.12M$5.92M−$89.5KCut−$2.64M
VANGUARD PORTFOLIO MANAGEMENT LLC1.08M$5.73MHeld
Schonfeld Strategic Advisors LLC1.08M$5.69M−$36.2KAdded$3.26M
NORTHERN TRUST CORP1.05M$5.55M−$77.8KAdded$322.2K
VANGUARD FIDUCIARY TRUST CO998.1K$5.28MHeld
Seven Fleet Capital Management LP940.5K$4.98M−$45.5KAdded$1.92M
BANK OF AMERICA CORP /DE/865.6K$4.58M−$21.3KAdded$3.15M
SILVERARC CAPITAL MANAGEMENT, LLC859K$4.54M−$68.7KCut−$1.1M
ACUTA CAPITAL PARTNERS, LLC849.1K$4.49M−$67.9KCut−$1.38M
NEXTBio Capital Management LP848.2K$4.49M−$67.9KCut−$1.5M
MILLENNIUM MANAGEMENT LLC846.2K$4.48M−$67.7KCut−$12.2M
Y-Intercept (Hong Kong) Ltd828.9K$4.38M−$37KAdded$1.9M
JPMORGAN CHASE & CO847.7K$4.32M−$228.9KCut−$348.7K
BARCLAYS PLC790K$4.18M−$47.6KAdded$985.4K
Citadel721.4K$3.82M−$8.45KAdded$3.25M
BURKEHILL GLOBAL MANAGEMENT, LP700K$3.7M−$56KCut−$56K
CITIGROUP INC598.2K$3.16M−$21KAdded$1.76M
Atle Fund Management AB41.8K$3.05M$2.83MCut−$86.8K
ArrowMark Colorado Holdings LLC514.8K$2.72MNew
KVP Capital Advisors, LP500K$2.65MNew
Connor, Clark & Lunn Investment Management Ltd.497.8K$2.63M−$15.3KAdded$1.6M
PRUDENTIAL FINANCIAL INC494.3K$2.61M−$25.2KAdded$924.6K
DIMENSIONAL FUND ADVISORS LP439.8K$2.32M−$29.5KAdded$489.4K
DV Trading LLC423.6K$2.24M−$1.94KAdded$2.11M
Trexquant Investment LP421.8K$2.23MNew
VOYA INVESTMENT MANAGEMENT LLC375.3K$1.99M−$1.81KAdded$1.86M
Jump Financial, LLC371.4K$1.96MNew
CHARLES SCHWAB INVESTMENT MANAGEMENT INC371.1K$1.96M−$29.7KCut−$239.6K
MORGAN STANLEY360.4K$1.91M−$28.8KCut−$55K
WELLINGTON MANAGEMENT GROUP LLP360.1K$1.91M−$25.3KAdded$203.6K
Atom Investors LP344.9K$1.82M−$6.18KAdded$1.41M
Bank of New York Mellon Corp297.3K$1.57M−$23.8KCut−$105.3K
Nuveen, LLC291K$1.54M−$23.1KCut−$12.3K
Monashee Investment Management LLC258.9K$1.37M−$20.7KCut−$4M
Swiss National Bank220.7K$1.17MNew
Icahn Capital200.4K$1.06M−$12.4KAdded$226.7K
STATE OF WISCONSIN INVESTMENT BOARD200.3K$1.06M−$14.8KAdded$63.8K
Rafferty Asset Management, LLC195.9K$1.04M−$12.1KAdded$221.3K
SUSQUEHANNA INTERNATIONAL GROUP, LLP157K$830.7K−$3.58KAdded$590.4K
RHUMBLINE ADVISERS147K$777.7K−$10.8KAdded$54.9K
ALPS ADVISORS INC146.6K$775.6K−$11.7KCut−$8.68K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC139.6K$738.7KNew
ADAR1 Capital Management, LLC139K$735.3K−$11.1KCut−$11.1K
Tidal Investments LLC138.3K$731.5KNew
TEMA ETFS LLC138.3K$731.5K−$8.01KAdded$193.5K
DEUTSCHE BANK AG\133.4K$705.4K−$8.74KAdded$118.6K
RAYMOND JAMES FINANCIAL INC121.9K$644.8K−$6.41KAdded$214.4K
Rhenman & Partners Asset Management AB115.1K$608.9KNew
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM112.3K$594.2K−$645Added$550.9K
Creative Planning106.2K$561.8K−$8.5KCut−$19K
Invesco Ltd.101.2K$535.4K−$5.11KAdded$192.2K
Vanguard Global Advisers, LLC94.9K$502.1KHeld
TUDOR INVESTMENT CORP ET AL88.9K$470.4KNew
PROFUND ADVISORS LLC87.7K$463.8K−$4.58KAdded$156.4K
Harvest Investment Services, LLC87.7K$463.7KNew
ALLIANCEBERNSTEIN L.P.83.9K$450.8K$0Held
Optimize Financial Inc80.4K$425.5KNew
AMERICAN CENTURY COMPANIES INC78.3K$414.4K−$3.23KAdded$197.3K
DRW Securities, LLC76.5K$404.6KNew
Legal & General Group Plc75.1K$397.3K−$1.02KAdded$328.8K
VANGUARD ASSET MANAGEMENT, Ltd74.7K$395.1KHeld
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.74.1K$389.3K−$8.09KAdded$15.6K
Aquatic Capital Management LLC73.3K$388KNew
Persistent Asset Partners Ltd72.2K$381.9K−$4.58KAdded$74.5K
Engineers Gate Manager LP71.8K$379.6KNew
XTX Topco Ltd70.1K$370.9K−$5.61KCut−$250K
MANUFACTURERS LIFE INSURANCE COMPANY, THE67.5K$356.9K−$3.23KAdded$140.3K
FRANKLIN RESOURCES INC66.6K$352.4K−$5.33KCut−$5.33K
D. E. Shaw & Co., Inc.66K$349K−$4.12KAdded$72.5K
MetLife Investment Management, LLC64.2K$339.6K−$5.14KCut−$57.7K
JANUS HENDERSON GROUP PLC55.6K$293.8KNew
Virtus Investment Advisers, LLC52.8K$279.6K−$4.13KAdded$2.7K
Squarepoint Ops LLC50.2K$265.6K−$4.02KCut−$412.1K
Cinctive Capital Management LP48.7K$257.8KNew
WELLS FARGO & COMPANY/MN47.7K$252.5K−$3.82KCut−$525K
ExodusPoint Capital Management, LP44K$232.9KNew
Zurcher Kantonalbank (Zurich Cantonalbank)43.9K$232.3KNew
State of New Jersey Common Pension Fund D38.1K$201.6KNew
LANDSCAPE CAPITAL MANAGEMENT, L.L.C.35.9K$190KNew
BNP PARIBAS FINANCIAL MARKETS35.8K$189.2K−$1.25KAdded$105.2K
Police & Firemen's Retirement System of New Jersey35.5K$187.8K−$2.84KCut−$2.84K
LPL Financial LLC35.5K$187.6K−$2.84KCut−$51.2K
SmartHarvest Portfolios, LLC34.7K$183.6K−$2.78KCut−$2.79K
Vanguard Investments Australia, Ltd.33.4K$176.8KHeld
TWO SIGMA INVESTMENTS, LP33.1K$175.1KNew
BLAIR WILLIAM & CO/IL30.8K$162.7KNew
JACOBS LEVY EQUITY MANAGEMENT, INC30.7K$162.2KNew
ARIZONA STATE RETIREMENT SYSTEM30.6K$162KNew
NEW YORK STATE COMMON RETIREMENT FUND30.4K$160.9K−$2.43KCut−$2.43K
VARCOV Co.30.4K$160.8KNew
GROUP ONE TRADING LLC30.2K$159.9K−$419Added$131.8K
PSP Research LLC30K$158.7KNew
INTECH INVESTMENT MANAGEMENT LLC29.8K$157.7K−$2.38KCut−$51.4K
EntryPoint Capital, LLC29.3K$154.8K−$1.05KAdded$84.1K
Simplicity Wealth,LLC28.4K$150K−$2.27KCut−$31.9K
STIFEL FINANCIAL CORP27.5K$145.5K−$1.92KAdded$16.7K
SIMPLEX TRADING, LLC25.9K$136.8K−$713Added$88.9K
CANADA PENSION PLAN INVESTMENT BOARD25.1K$132.8K−$1.19KAdded$52.8K
AXQ CAPITAL, LP25.1K$132.6K−$2KCut−$89.6K
Walleye Trading LLC25K$132.3K−$2KCut−$2K
E Fund Management Co., Ltd.24.6K$130.3KHeld
KLP KAPITALFORVALTNING AS24.6K$130.1KNew
Graham Capital Management, L.P.23.6K$124.6K−$1.88KCut−$162.3K
Tower Research Capital LLC (TRC)23.3K$123K−$136Added$113.9K
INDEPENDENT FINANCIAL GROUP, LLC22.8K$120.5K−$1.82KCut−$1.82K
CAPTRUST FINANCIAL ADVISORS21.7K$114.7K−$1.68KAdded$2.71K
Welch & Forbes LLC19K$100.5K−$1.52KCut−$1.52K
ProShare Advisors LLC18.7K$98.9K−$1.5KCut−$29.8K
PRELUDE CAPITAL MANAGEMENT, LLC18K$95.2K−$800Added$41.5K
Ikarian Capital, LLC18K$95.2K−$1.44KCut−$4.2M
Independent Advisor Alliance17.9K$94.7K−$1.43KCut−$1.43K
Strategic Wealth Partners, Ltd.16.8K$89K−$968Added$24K
Scientech Research LLC16.7K$88.2KNew
NEUBERGER BERMAN GROUP LLC16.4K$86.5K−$1.03KAdded$17.7K
Invst, LLC16K$84.6KNew
Sequoia Financial Advisors, LLC15.5K$82.2K−$1.24KCut−$3.17K
M&T Bank Corp15K$79.6K−$1.19KCut−$403
OSAIC HOLDINGS, INC.14.7K$77.6K−$4Added$77.3K
SIG BROKERAGE, LP14.5K$76.7K−$1.16KCut−$15K
TEACHER RETIREMENT SYSTEM OF TEXAS14.5K$76.5KNew
Pictet Asset Management Holding SA14.4K$76.3KNew
Focus Partners Wealth14.3K$75.6K−$1.14KCut−$24.2K
Quadrature Capital Ltd13.8K$73.2K−$983Added$7.23K
VICTORY CAPITAL MANAGEMENT INC13.7K$72.6K−$1.1KCut−$4.22K
Magnetar Financial LLC13K$69KNew
North Star Investment Management Corp.12.5K$66.1K−$1KCut−$1K
XPONANCE LLC11.8K$62.6K−$816Added$7.83K
PNC Financial Services Group, Inc.11K$58.4K−$33Added$56.2K
Russell Investments Group, Ltd.10.9K$57.7K−$872Cut−$4.41K
Ameritas Investment Partners, Inc.10.6K$56.2K−$850Cut−$850
Abel Hall, LLC10.5K$55.7K−$842Cut−$67.2K
Stonebrook Private Inc.10.4K$54.8K−$818Cut−$104
Brevan Howard Capital Management LP10.2K$54K−$816Cut−$582.5K
Rockefeller Capital Management L.P.10.2K$53.9K−$164Added$42.9K
EverSource Wealth Advisors, LLC6.14K$32.5K−$350Added$9.02K
MCF Advisors LLC5.54K$29.3K−$443Cut−$443
Parallel Advisors, LLC5.25K$27.8KNew
NISA INVESTMENT ADVISORS, LLC5.25K$27.8K−$420Cut−$420
CWM, LLC4.32K$22.8K$16.2KAdded$22.8K
VSM Wealth Advisory, LLC3K$15.9K−$240Cut−$240
Sterling Capital Management LLC2.44K$12.9K−$195Cut−$7.62K
Fortitude Family Office, LLC1.92K$10.1K−$154Cut−$14.5K
Optiver Holding B.V.1.34K$7.07K−$89Added$1.18K
Federation des caisses Desjardins du Quebec1K$5.29K−$40Added$2.6K
Quantbot Technologies LP720$3.81KNew
Caitong International Asset Management Co., Ltd719$3.8K−$57Cut−$128.2K
Farther Finance Advisors, LLC655$3.56K$39Cut−$95
MAI Capital Management614$3.25K−$2Added$3.12K
Allworth Financial LP592$3.13K−$2Added$3.02K
QUADRANT CAPITAL GROUP LLC405$2.14K−$32Cut−$32
ROTHSCHILD INVESTMENT LLC279$1.48K−$13Added$595
NATIONAL BANK OF CANADA /FI/235$1.24K−$21Cut−$59
GAMMA Investing LLC224$1.19K−$3Added$1.03K
Marshall & Sterling Wealth Advisors Inc.200$1.06K−$16Cut−$16
SBI Securities Co., Ltd.184$973−$15Cut−$300
PRICE T ROWE ASSOCIATES INC /MD/99.5K$527−$6Added$148
US BANCORP \DE\77$407New
Smartleaf Asset Management LLC69$352−$19Cut−$19
SG Americas Securities, LLC47.7K$252−$4Cut−$320
Virtu Financial LLC43.1K$228New
ALGERT GLOBAL LLC36.8K$195New
SJS Investment Consulting Inc.27$143−$2Cut−$2
Larson Financial Group LLC23$122New
HRT FINANCIAL LP19.9K$105New
Cygnus Capital Advisors, LLC18K$95−$1Added$41
Stone House Investment Management, LLC15$79New
Essential Partners LLC9$48$0Held
Sunbelt Securities, Inc.8$42−$1Cut−$1
IFP Advisors, Inc6$32$0Held
Hughes Financial Services, LLC3$16$0Added$11
ROYAL BANK OF CANADA6$0−$33Cut−$21K

Who left

Positions as of Q1 2026. 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.