13F

Stock

Monopar Therapeutics

MNPR · held by 81 managers

Reported value

$338.9M

Holders

81

+16 new · −12 exited

Holders’ est. mark

−$48.5M

Price effect on 61 books still in the name

Largest holder

$72.1M

JANUS HENDERSON GROUP PLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
JANUS HENDERSON GROUP PLC1.32M$72.1M−$13.8MCut−$13.8M
RA CAPITAL MANAGEMENT, L.P.667.2K$36.6M−$7.01MCut−$7.01M
Saturn V Capital Management LP345.6K$18.9M−$3.42MCut−$2.33M
DEERFIELD MANAGEMENT COMPANY, L.P.323.7K$17.7M−$1.79MAdded$6.6M
BlackRock, Inc.316.6K$17.3M−$2.68MAdded$702.5K
ADAGE CAPITAL PARTNERS GP, L.L.C.309.2K$16.9M−$3.25MCut−$24.8M
Siren, L.L.C.270.1K$14.8M−$2.23MAdded$936.7K
ADAR1 Capital Management, LLC264.3K$14.5M−$2.46MCut−$794.4K
Polar Capital Holdings Plc226.5K$12.4M−$1.11MAdded$5.51M
VANGUARD CAPITAL MANAGEMENT LLC218.5K$12MHeld
WELLINGTON MANAGEMENT GROUP LLP174.3K$9.55M−$1.83MCut−$5.21M
Sio Capital Management, LLC173.5K$9.51MNew
Balyasny Asset Management L.P.136.4K$7.48M−$335.3KAdded$5.39M
TCG Crossover Management, LLC132.1K$7.24M−$1.39MCut−$2.03M
Alyeska Investment Group, L.P.100K$5.48M−$420.4KAdded$2.87M
GEODE CAPITAL MANAGEMENT, LLC99.9K$5.48M−$1.04MCut−$990.4K
Vivo Capital, LLC90.5K$4.96M−$951.2KCut−$951.2K
State Street88.4K$4.84M−$882.7KCut−$643.5K
Bank of New York Mellon Corp78.6K$4.31M−$681.7KAdded$72.3K
Vestal Point Capital, LP65.4K$3.58MNew
Walleye Capital LLC63.1K$3.46MNew
BANK OF AMERICA CORP /DE/59.7K$3.27M−$66.9KAdded$2.86M
Citadel58.4K$3.2M−$53.3KAdded$2.87M
MILLENNIUM MANAGEMENT LLC53K$2.9M−$556.5KCut−$2.11M
VANGUARD PORTFOLIO MANAGEMENT LLC46K$2.52MHeld
SILVERARC CAPITAL MANAGEMENT, LLC43.5K$2.38MNew
NEUBERGER BERMAN GROUP LLC42.4K$2.32M−$342.1KAdded$199.6K
UBS Group AG39.4K$2.16M−$44.7KAdded$1.88M
GOLDMAN SACHS GROUP INC34.7K$1.9M−$108.9KAdded$1.23M
Driehaus Capital Management LLC33.2K$1.82M−$348.5KCut−$385K
NORTHERN TRUST CORP31.9K$1.75M−$320.4KCut−$245.1K
DEUTSCHE BANK AG\28.8K$1.58M−$35.5KAdded$1.36M
VANGUARD FIDUCIARY TRUST CO28.4K$1.56MHeld
BARCLAYS PLC24.9K$1.37M−$212.8KAdded$44.2K
Jump Financial, LLC22.8K$1.25MNew
MORGAN STANLEY22.3K$1.22M−$234.5KCut−$538.5K
Squarepoint Ops LLC21.8K$1.19M−$110.6KAdded$504.9K
Russell Investments Group, Ltd.14.2K$780.7K−$3.58KAdded$758.4K
CHARLES SCHWAB INVESTMENT MANAGEMENT INC12.6K$688.1K−$132KCut−$244.8K
TWO SIGMA INVESTMENTS, LP9.77K$535K−$52.4KAdded$209.2K
SEI INVESTMENTS CO7.58K$415.4K−$72.8KCut−$36.9K
WINTON GROUP Ltd6.83K$374.2KNew
AMERIPRISE FINANCIAL INC6.82K$373.6KNew
Informed Momentum Co LLC6.22K$341.1K−$65.4KCut−$401.6K
Creative Planning5.99K$328KNew
TD Asset Management Inc5.88K$322.4K−$32.4KAdded$121K
GERBER, LLC5.6K$306.9K−$58.9KCut−$58.9K
Nuveen, LLC5.55K$304.1K−$58.3KCut−$58.3K
RHUMBLINE ADVISERS4.95K$271K−$52KCut−$54.9K
MANUFACTURERS LIFE INSURANCE COMPANY, THE4.57K$250.5KNew
Engineers Gate Manager LP4.43K$242.9K−$45.6KCut−$40.3K
SUSQUEHANNA INTERNATIONAL GROUP, LLP4.14K$226.7KNew
Quadrature Capital Ltd3.67K$201.2KNew
Virtus Investment Advisers, LLC3.65K$200.3K−$37.5KCut−$32.5K
Your Advocates Ltd., LLP3.34K$183.2KNew
MetLife Investment Management, LLC2.54K$139.1K−$26.7KCut−$26.7K
JPMORGAN CHASE & CO2.42K$129.1K−$25.3KCut−$8.65K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.2.06K$112.6K−$21.6KCut−$23.8K
WELLS FARGO & COMPANY/MN1.73K$94.7K−$18.2KCut−$240K
DIADEMA PARTNERS LP1.63K$89.3KNew
Vanguard Global Advisers, LLC1.55K$85.1KHeld
NEW YORK STATE COMMON RETIREMENT FUND1.2K$65.7K−$12.6KCut−$12.6K
BNP PARIBAS FINANCIAL MARKETS979$53.6K−$10.3KCut−$12.6K
Police & Firemen's Retirement System of New Jersey964$52.8K−$10.1KCut−$10.1K
Persistent Asset Partners Ltd783$42.9KNew
Tower Research Capital LLC (TRC)761$41.7K−$3.65KAdded$19K
MEEDER ASSET MANAGEMENT INC637$34.9K−$6.69KCut−$30K
Fidelity409$22.4K−$3.76KCut−$968
Legal & General Group Plc408$22.4K−$4.29KCut−$8.92K
Ameritas Investment Partners, Inc.300$16.4K−$3.15KCut−$3.15K
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM247$13.5K−$2.6KCut−$4.82K
CITIGROUP INC232$12.7K−$2.44KCut−$891K
Allworth Financial LP111$6.08K−$1.05KCut−$448
US BANCORP \DE\72$3.94KNew
PRICE T ROWE ASSOCIATES INC /MD/47.7K$2.61K−$240Added$1.13K
ROYAL BANK OF CANADA49$2K−$1.31KCut−$20K
Sterling Capital Management LLC29$1.59K−$305Cut−$305
GAMMA Investing LLC29$1.59K−$147Added$675
Caitong International Asset Management Co., Ltd25$1.37K−$263Cut−$186.6K
CWM, LLC15$822$274Added$822
Kilter Group LLC1$55New

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.