13F

Stock

Actinium Pharmaceuticals, Inc.

ATNM · held by 54 managers

Reported value

$4.64M

Holders

54

+3 new · −12 exited

Holders’ est. mark

−$1.04M

Price effect on 47 books still in the name

Largest holder

$1.25M

VANGUARD CAPITAL MANAGEMENT LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
VANGUARD CAPITAL MANAGEMENT LLC1.26M$1.25MHeld
MILLENNIUM MANAGEMENT LLC564.6K$561.9K−$205.9KCut−$256.2K
Renaissance Technologies471.6K$469.4K−$142.5KCut−$62.1K
BlackRock, Inc.371.2K$369.5K−$133.8KCut−$129.6K
TWO SIGMA INVESTMENTS, LP337.2K$335.6K−$76.5KAdded$50.4K
GEODE CAPITAL MANAGEMENT, LLC336.1K$334.6K−$120KCut−$113K
GAGNON SECURITIES LLC201.3K$200.4K−$73.4KCut−$74.1K
VANGUARD FIDUCIARY TRUST CO160.3K$159.5KHeld
State Street126.2K$125.6K−$46KCut−$46K
SUSQUEHANNA INTERNATIONAL GROUP, LLP124K$123.4K−$30.1KAdded$11.3K
Gen-Wealth Partners Inc107.1K$106.6K−$39.1KCut−$39.1K
NORTHERN TRUST CORP75.9K$75.5K−$15.5KAdded$17.5K
GOLDMAN SACHS GROUP INC70.2K$69.9K−$25.6KCut−$25.8K
BRIDGEWAY CAPITAL MANAGEMENT, LLC40K$39.8K−$14.6KCut−$14.6K
TWO SIGMA SECURITIES, LLC35.9K$35.7K−$4.73KAdded$18.1K
NINE MASTS CAPITAL Ltd35.2K$35.1K−$4.72KAdded$17.5K
DIMENSIONAL FUND ADVISORS LP34.9K$34.8K−$12.7KCut−$12.7K
JANE STREET GROUP, LLC34.3K$34.1K−$12.5KCut−$92.6K
XTX Topco Ltd30.2K$30.1K−$9.47KCut−$5.26K
Vontobel Holding Ltd.30K$29.9K−$10.9KCut−$10.9K
Gerald Baker Financial Group LLC22.7K$22.6KHeld
MAYPORT, LLC22K$21.9K−$8.02KCut−$8.02K
NORTH STAR ASSET MANAGEMENT INC20K$19.9K−$7.29KCut−$7.29K
OSAIC HOLDINGS, INC.19.9K$19.9K−$7.16KCut−$7.71K
WELLS FARGO & COMPANY/MN19.8K$19.7K−$7.22KCut−$7.22K
Qube Research & Technologies Ltd18K$18K−$6.58KCut−$7.62K
UBS Group AG14.6K$14.5K−$35Added$14.4K
MORGAN STANLEY13.6K$13.5K−$4.96KCut−$12.4K
Callan Family Office, LLC11.9K$11.9K−$4.36KCut−$20.2K
Intrepid Financial Planning Group LLC10.5K$10.5K−$3.83KCut−$3.83K
LEVEL FOUR ADVISORY SERVICES, LLC10K$9.95K−$3.65KCut−$3.65K
Savvy Advisors, Inc.10K$9.95K−$3.65KCut−$3.65K
Vanguard Global Advisers, LLC8.89K$8.85KHeld
Rockefeller Capital Management L.P.4K$3.98K−$1.46KCut−$1.46K
Steward Partners Investment Advisory, LLC2.17K$2.16K−$790Cut−$790
JPMORGAN CHASE & CO1.49K$1.48K−$553Cut−$553
Advisory Services Network, LLC1.46K$1.45KNew
FEDERATED HERMES, INC.1.4K$1.4K−$512Cut−$512
NATIONAL BANK OF CANADA /FI/1.02K$1K−$324Cut−$161
CITIGROUP INC678$675−$157Added$89
ACADIAN ASSET MANAGEMENT LLC600.8K$596−$220Cut−$227
SBI Securities Co., Ltd.542$539−$198Cut−$198
JONES FINANCIAL COMPANIES LLLP351$362−$115Cut−$115
CWM, LLC351$349$348Added$348
PITTENGER & ANDERSON INC341$340−$124Cut−$124
NISA INVESTMENT ADVISORS, LLC330$328−$121Cut−$975
Investors Research Corp300$299−$109Cut−$109
BNP PARIBAS FINANCIAL MARKETS237$236−$86Cut−$86
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO107$106−$40Cut−$40
Fidelity79$79−$28Cut−$19.5K
AM INVESTMENT STRATEGIES LLC29.4K$29−$11Cut−$11
Virtu Financial LLC12.3K$12New
Caitong International Asset Management Co., Ltd1$1New
ROYAL BANK OF CANADA45$0$0Held

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.