13F

Stock

Siga Technologies Inc

SIGA · held by 200 managers

Reported value

$209.3M

Holders

200

+2 new · −1 exited

Holders’ est. mark

−$3.6M

Price effect on 9 books still in the name

Largest holder

$21.9M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.3.59M$21.9MHeld
Vanguard2.72M$16.6MHeld
DIMENSIONAL FUND ADVISORS LP2.54M$15.5MHeld
AltraVue Capital, LLC2.41M$14.7MHeld
AMERICAN CENTURY COMPANIES INC1.17M$7.12MHeld
State Street1.08M$6.57MHeld
Citadel1.04M$6.37MHeld
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP1.03M$6.26MHeld
GEODE CAPITAL MANAGEMENT, LLC1M$6.14MHeld
JUPITER ASSET MANAGEMENT LTD990.6K$6.05MHeld
Icahn Capital872.8K$5.33MHeld
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC819.4K$5.01MHeld
FIRST WILSHIRE SECURITIES MANAGEMENT INC684.1K$4.18MHeld
GOLDMAN SACHS GROUP INC647.1K$3.95MHeld
BANK OF AMERICA CORP /DE/641.4K$3.92M−$1.58MCut−$827.7K
ROYCE & ASSOCIATES LP611K$3.73MHeld
Legato Capital Management LLC580.5K$3.55MHeld
NEW YORK STATE COMMON RETIREMENT FUND570.6K$3.49MHeld
D. E. Shaw & Co., Inc.554.6K$3.39MHeld
JACOBS LEVY EQUITY MANAGEMENT, INC496.2K$3.03MHeld
MORGAN STANLEY494.5K$3.02M−$1.5MCut−$2.99M
MILLENNIUM MANAGEMENT LLC489.3K$2.99MHeld
Uniplan Investment Counsel, Inc.395.9K$2.42MHeld
Renaissance Technologies378.1K$2.31MHeld
NORTHERN TRUST CORP375.8K$2.3MHeld
DENALI ADVISORS LLC361.8K$2.21MHeld
VICTORY CAPITAL MANAGEMENT INC339.9K$2.08MHeld
CHARLES SCHWAB INVESTMENT MANAGEMENT INC316.7K$1.94MHeld
SEGALL BRYANT & HAMILL, LLC274K$1.67MHeld
Bank of New York Mellon Corp254.2K$1.55MHeld
MACQUARIE GROUP LTD244.9K$1.5MHeld
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.244.9K$1.5MHeld
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM239K$1.46MHeld
STATE OF WISCONSIN INVESTMENT BOARD215.3K$1.32MHeld
AMERIPRISE FINANCIAL INC198K$1.21MHeld
BRIDGEWAY CAPITAL MANAGEMENT, LLC197.9K$1.21MHeld
JANUS HENDERSON GROUP PLC188.7K$1.15MHeld
JPMORGAN CHASE & CO185K$1.13MHeld
Brandywine Global Investment Management, LLC175K$1.07MHeld
Qube Research & Technologies Ltd164.8K$1.01MHeld
FIRST TRUST ADVISORS LP154.9K$946.7KHeld
FEDERATED HERMES, INC.139.5K$852.4KHeld
WELLINGTON MANAGEMENT GROUP LLP128K$781.9KHeld
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC127.8K$781KHeld
SummerHaven Investment Management, LLC122.7K$749.8KHeld
JANE STREET GROUP, LLC120.9K$738.4KHeld
Invesco Ltd.113.4K$693.1KHeld
Integrated Quantitative Investments LLC104.6K$639.4KHeld
Nuveen, LLC100.1K$611.6KHeld
WINTON GROUP Ltd97.4K$595KHeld
PRUDENTIAL FINANCIAL INC96.9K$592KHeld
KLP KAPITALFORVALTNING AS96.2K$587.8KHeld
MARTINGALE ASSET MANAGEMENT L P92.3K$563.7KHeld
STRS OHIO90.1K$550.5KHeld
Point Nemo Capital, LLC85.6K$522.7KHeld
Swiss National Bank83.9K$512.6KHeld
State of Wyoming82.9K$506.8KHeld
AVIVA PLC78.9K$482KHeld
BARCLAYS PLC77.3K$472.5K−$220.8KCut−$192K
CANADA PENSION PLAN INVESTMENT BOARD75K$458.3KHeld
Creative Planning72.3K$441.6KHeld
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC65.9K$439.2KHeld
Precision Wealth Strategies, LLC67.8K$414.2KHeld
PRINCIPAL FINANCIAL GROUP INC63.8K$389.7KHeld
ALLIANCEBERNSTEIN L.P.63.7K$389.3KHeld
LOS ANGELES CAPITAL MANAGEMENT LLC46.6K$386.9KHeld
FRANKLIN RESOURCES INC60.1K$367.4KHeld
Trexquant Investment LP57.6K$351.9KHeld
Man Group plc57.5K$351.6KHeld
Campbell & CO Investment Adviser LLC55.6K$340KHeld
ExodusPoint Capital Management, LP54K$330KHeld
RHUMBLINE ADVISERS53.6K$327.7KHeld
JAMES INVESTMENT RESEARCH, INC.53.5K$327.2KHeld
ALPS ADVISORS INC51.7K$315.8KHeld
Strategic Blueprint, LLC51.1K$312.2KHeld
DGS Capital Management, LLC50.4K$307.8K−$101.1KAdded$3.36K
Brooklyn Investment Group49.2K$307.4KHeld
DAVENPORT & Co LLC50K$305.5KHeld
O'SHAUGHNESSY ASSET MANAGEMENT, LLC49.7K$303.4KHeld
LAZARD ASSET MANAGEMENT LLC47.8K$291.9KHeld
WELLS FARGO & COMPANY/MN45.2K$275.9KHeld
Legal & General Group Plc44.9K$274.1KHeld
Schonfeld Strategic Advisors LLC44.8K$273.4KHeld
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management43.9K$268.4KHeld
HSBC HOLDINGS PLC42K$256.7KHeld
Cresset Asset Management, LLC40.7K$248.6K−$123.7KCut−$123.7K
State of Tennessee, Department of Treasury36.4K$243.9KHeld
EXCHANGE TRADED CONCEPTS, LLC39.9K$243.7KHeld
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM39.4K$241KHeld
Russell Investments Group, Ltd.35.3K$215.4KHeld
OXFORD ASSET MANAGEMENT LLP34.8K$212.5KNew
DEUTSCHE BANK AG\31.5K$192.5KHeld
Linden Thomas Advisory Services, LLC28.5K$173.9KHeld
WASHINGTON GROWTH STRATEGIES LLC26.2K$160.2KHeld
Cambria Investment Management, L.P.25.9K$158.2K−$66.5KCut−$42K
SEI INVESTMENTS CO25K$152.9KHeld
CIM INVESTMENT MANAGEMENT INC24.4K$149KHeld
October Effect Ltd23.1K$141.1KHeld
UBS Group AG22.4K$136.8KHeld
Significant Wealth Partners LLC22.2K$135.7KHeld
MetLife Investment Management, LLC21.9K$133.5KHeld
CIBC Private Wealth Group LLC21.3K$130.2KHeld
Zurcher Kantonalbank (Zurich Cantonalbank)21.1K$128.7KHeld
Metis Global Partners, LLC20.2K$123.2KHeld
EP Wealth Advisors, LLC20.2K$123.1KHeld
Quantinno Capital Management LP20K$122.2KHeld
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.19.1K$116.4KHeld
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO18.9K$115.5KHeld
Vanguard Personalized Indexing Management, LLC18.8K$114.8KHeld
EVERGREEN CAPITAL MANAGEMENT LLC18.7K$114KHeld
AXQ CAPITAL, LP17K$104.1KHeld
INTECH INVESTMENT MANAGEMENT LLC16.9K$103.1KHeld
Inspire Advisors, LLC16.8K$102.4KHeld
Kestra Advisory Services, LLC16.1K$98.4KHeld
Jump Financial, LLC15.6K$95.6KHeld
Squarepoint Ops LLC15K$91.7KHeld
ENVESTNET ASSET MANAGEMENT INC14K$85.7KHeld
Corient Private Wealth LLC14K$85.7KHeld
COMMONWEALTH EQUITY SERVICES, LLC13.8K$84.5KHeld
GLOBEFLEX CAPITAL L P13.1K$80.1KHeld
MANUFACTURERS LIFE INSURANCE COMPANY, THE13.1K$79.9KHeld
Onyx Bridge Wealth Group LLC13K$79.4KHeld
GUGGENHEIM CAPITAL LLC12.8K$78.4KHeld
ARIZONA STATE RETIREMENT SYSTEM12K$73.4KHeld
China Universal Asset Management Co., Ltd.11.7K$71.3KHeld
CAPTRUST FINANCIAL ADVISORS11.6K$70.8KHeld
Mariner, LLC11.6K$70.7KHeld
Police & Firemen's Retirement System of New Jersey11.4K$69.7KHeld
AlphaQuest LLC11.3K$68.9KHeld
ProShare Advisors LLC10.7K$65.1KHeld
SHERBROOKE PARK ADVISERS LLC10.6K$64.5KHeld
TWO SIGMA INVESTMENTS, LP10.4K$63.5KHeld
BNP PARIBAS FINANCIAL MARKETS10.3K$63.2KHeld
Parallel Advisors, LLC7.97K$48.7KHeld
OSAIC HOLDINGS, INC.7.78K$47.5KHeld
CITIGROUP INC6.24K$38.1KHeld
Fidelity5.71K$34.9KHeld
Tower Research Capital LLC (TRC)5.5K$33.6KHeld
ROYAL BANK OF CANADA5K$30KHeld
Farther Finance Advisors, LLC4.15K$25.4KHeld
QUADRANT CAPITAL GROUP LLC4.01K$24.5KHeld
Ameritas Investment Partners, Inc.3.77K$23.1KHeld
GROUP ONE TRADING LLC3.6K$22KHeld
Mirae Asset Global Investments Co., Ltd.3.48K$21.3KHeld
SIGNATUREFD, LLC3.13K$19.1KHeld
WealthCollab, LLC2.94K$18KHeld
SBI Securities Co., Ltd.2.84K$17.3KHeld
SIMPLEX TRADING, LLC2.47K$15.1KHeld
Aquatic Capital Management LLC2.14K$13.1KHeld
CURIO WEALTH, LLC2K$12.5KHeld
Clearstead Advisors, LLC2.01K$12.3KHeld
Private Wealth Asset Management, LLC1.7K$10.4KHeld
GF FUND MANAGEMENT CO. LTD.1.41K$8.59KHeld
Versant Capital Management, Inc1.24K$7.59KHeld
Global Retirement Partners, LLC1.12K$6.84KHeld
Allworth Financial LP927$5.66K−$2.73KCut−$2.56K
NISA INVESTMENT ADVISORS, LLC845$5.16KHeld
Sterling Capital Management LLC797$4.87KHeld
CSM Advisors, LLC627.9K$3.83KHeld
LSV ASSET MANAGEMENT538.6K$3.29KHeld
Optiver Holding B.V.450$2.75KHeld
ROTHSCHILD INVESTMENT LLC328$2KHeld
GAMMA Investing LLC319$1.95KHeld
EverSource Wealth Advisors, LLC315$1.92KHeld
ACADIAN ASSET MANAGEMENT LLC294.2K$1.79KHeld
TOTH FINANCIAL ADVISORY CORP250$1.53KHeld
Cornerstone Financial Management LLC177$1.08KHeld
Rockefeller Capital Management L.P.174$1.06KHeld
Arax Advisory Partners157$960Held
PNC Financial Services Group, Inc.154$941Held
Essential Partners LLC153$935−$465Cut−$1.6K
US BANCORP \DE\144$880Held
Smartleaf Asset Management LLC100$617Held
Rialto Wealth Management, LLC89$544Held
OPTIMA CAPITAL LLC81$495Held
SJS Investment Consulting Inc.66$404Held
IFP Advisors, Inc64$391−$37Added$281
MAI Capital Management60$367Held
Torren Management, LLC57$351Held
Vestcor Inc53.3K$326Held
Larson Financial Group LLC47$287Held
PRICE T ROWE ASSOCIATES INC /MD/46.3K$284Held
Game Plan Financial Advisors, LLC35$214Held
True Wealth Design, LLC31$190Held
Triumph Capital Management25$153New
Root Financial Partners, LLC14$86Held
State of Alaska, Department of Revenue11K$67Held
SG Americas Securities, LLC10.7K$65Held
DekaBank Deutsche Girozentrale5.16K$48Held
CWM, LLC5.03K$31Held
Sunbelt Securities, Inc.3$18Held
CANADA LIFE ASSURANCE Co2.27K$14Held
AMALGAMATED BANK1.29K$8Held
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1.27K$8Held
Parkside Financial Bank & Trust1$7Held
HARBOR CAPITAL ADVISORS, INC.614$4Held
Daiwa Securities Group Inc.270$2Held
BESSEMER GROUP INC313$2Held
Covestor Ltd187$1Held
Avion Wealth108$0Held

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.