13F

Stock

Armata Pharmaceuticals, Inc.

ARMP · held by 45 managers

Reported value

$40.1M

Holders

45

+10 new · −3 exited

Holders’ est. mark

$3.19M

Price effect on 32 books still in the name

Largest holder

$21.6M

Madison Asset Management, LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
Madison Asset Management, LLC2.11M$21.6MNew
VANGUARD CAPITAL MANAGEMENT LLC366K$3.75MHeld
MILLENNIUM MANAGEMENT LLC258K$2.64M$103.3KAdded$2.48M
683 Capital Management, LLC137K$1.4M$542.5KAdded$524.6K
GEODE CAPITAL MANAGEMENT, LLC114.6K$1.17M$435.9KAdded$483.7K
EDGEWOOD MANAGEMENT LLC100K$1.02M$396KAdded$396K
Dauntless Investment Group, LLC90.6K$927.5K$24.3KAdded$889K
SEI INVESTMENTS CO74.2K$759.7KNew
VANGUARD FIDUCIARY TRUST CO67.9K$694.9KHeld
BlackRock, Inc.65K$666.1K$257.6KAdded$209.2K
SUSQUEHANNA INTERNATIONAL GROUP, LLP64.8K$663.1K$96.5KAdded$510.2K
Informed Momentum Co LLC61K$624.2KNew
GOLDMAN SACHS GROUP INC61K$624.2K$178.8KAdded$340.5K
State Street50.8K$520.2K$201.2KAdded$201.2K
BRIDGEWAY CAPITAL MANAGEMENT, LLC44.7K$457.5K$176.9KAdded$176.9K
SeaCrest Wealth Management, LLC41.5K$425.2K$145.9KAdded$151.4K
Renaissance Technologies38.5K$394.2K$152.4KCut−$36K
Grey Ledge Advisors, LLC30K$307.2K$118.8KAdded$118.8K
JANE STREET GROUP, LLC28K$286.7K$67.9KAdded$179K
Qube Research & Technologies Ltd26.6K$272.7K$92.5KAdded$126K
NORTHERN TRUST CORP24.6K$252.4K$97.6KAdded$97.6K
Hudson Bay Capital Management LP17.6K$180.1KNew
CAPTRUST FINANCIAL ADVISORS13.1K$134.6K$52KAdded$52K
BANK OF AMERICA CORP /DE/11.7K$120K$13.9KAdded$97.9K
CITIGROUP INC5.16K$52.8KNew
UBS Group AG4.35K$44.5K$4.04KAdded$38.1K
Vanguard Global Advisers, LLC3.96K$40.6KHeld
MORGAN STANLEY3.37K$34.5K$8.98KAdded$20.2K
Cornerstone National Bank & Trust Co1.43K$15.1K$6.11KAdded$6.11K
Measured Wealth Private Client Group, LLC1K$10.2K$3.96KAdded$3.96K
Trifecta Capital Advisors, LLC714$7.31K$2.83KAdded$2.83K
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO571$5.85K$2.26KAdded$2.26K
OSAIC HOLDINGS, INC.357$3.66K$1.41KAdded$1.41K
Tower Research Capital LLC (TRC)277$2.84K$1.1KCut−$7.24K
Silver Grove Financial Group, Inc.200$2.05KNew
BARCLAYS PLC154$1.58KNew
WHITTIER TRUST CO100$1.05K$468Added$468
SALEM INVESTMENT COUNSELORS INC100$1.02KNew
Geneos Wealth Management Inc.92$942$364Added$364
MAI Capital Management71$728$282Added$282
Team Financial Group, LLC71$727$281Added$281
Fidelity22$225New
HRT FINANCIAL LP10.6K$108New
SBI Securities Co., Ltd.3$31$12Added$12
WELLS FARGO & COMPANY/MN1$5$2Added$2

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.