Siga TechnologiesSIGA

13F holders, Q4 2024 (December 31)
170holders +1
21new positions
22sold out
4famous investors
$6.01avg. 13F price*

At the end of Q4 2024, 170 institutions reported holding Siga Technologies Inc. (SIGA) in their 13F filings, up 1 from Q3 2024. 21 opened new positions and 22 sold out. The largest holders were BlackRock, Inc. ($23.3M), AltraVue Capital, LLC ($15.9M) and Vanguard Group Inc. ($14.9M). 4 famous investors held it, including Ken Griffin (0.0% of Citadel Advisors's portfolio), David E. Shaw (0.0% of D. E. Shaw & Co.'s portfolio) and Jim Simons / Peter Brown (0.0% of Renaissance Technologies's portfolio).

Company
Siga Technologies Inc.
CUSIP
826917106
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150200 Q1 2024: 143Q1 2024Q2 2024: 151Q2 2024Q3 2024: 169Q3 2024Q4 2024: 170Q4 2024Q1 2025: 167Q1 2025Q2 2025: 177Q2 2025Q3 2025: 197Q3 2025Q4 2025: 200Q4 2025Q1 2026: 183Q1 2026Q2 2026: 160Q2 2026

Total Exit/New Position Q3 2024 → Q4 2024

InstitutionsTotal Value
New Positions21$2.4M
Exits22$9.3M

All 13F filers, Q3 2024 → Q4 2024: 2,685,828 shares bought and 3,805,982 shares sold, net −1,120,154 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 170 holders

BlackRock, Inc. 0.00% Reduce -3.5% 3,876,247 $23.3M
AltraVue Capital, LLC 1.32% Add +14.1% 2,639,524 $15.9M
Vanguard Group Inc. 0.00% Reduce -3.3% 2,482,608 $14.9M
First Wilshire Securities Management Inc. 3.88% Reduce -2.6% 2,374,336 $14.3M
Dimensional Fund Advisors LP 0.00% Add +11.4% 2,126,065 $12.8M
Hotchkis & Wiley Capital Management LLC 0.04% Add +0.8% 2,065,240 $12.4M
American Century Companies Inc. 0.00% Add +9.9% 1,271,972 $7.6M
State Street Corp. 0.00% Add +5.4% 1,157,127 $7.0M
Geode Capital Management, LLC 0.00% Add +1.8% 1,132,397 $6.8M
Citadel Advisors 0.01% Reduce -1.6% 1,051,903 $6.3M
Jupiter Asset Management Ltd. 0.06% No change 990,648 $6.0M
Royce & Associates LP 0.05% Reduce -1.7% 844,320 $5.1M
D. E. Shaw & Co. 0.00% Reduce -12.9% 592,660 $3.6M
New York State Common Retirement Fund 0.00% Add +19.1% 589,620 $3.5M
General American Investors Co. Inc. 0.23% No change 539,738 $3.2M
Legato Capital Management LLC 0.42% Add +14.1% 532,441 $3.2M
Macquarie Group Ltd. 0.00% Add +8.7% 528,691 $3.2M
Uniplan Investment Counsel, Inc. 0.29% Reduce -1.1% 500,989 $3.0M
Northern Trust Corp. 0.00% Add +6.0% 464,808 $2.8M
Charles Schwab Investment Management Inc. 0.00% Reduce -8.9% 462,188 $2.8M
Foundry Partners, LLC 0.13% Add +6.5% 441,729 $2.7M
Arrowstreet Capital, Limited Partnership 0.00% Reduce -46.5% 431,773 $2.6M
Renaissance Technologies 0.00% Add +237.7% 417,436 $2.5M
Denali Advisors LLC 0.24% Add +58.3% 378,544 $2.3M
Federated Hermes, Inc. 0.00% Add +2.6% 360,931 $2.2M
Goldman Sachs Group Inc. 0.00% Add +33.0% 341,593 $2.1M
Segall Bryant & Hamill, LLC 0.03% Reduce -3.4% 314,035 $1.9M
Victory Capital Management Inc. 0.00% Add +19.1% 308,498 $1.9M
State of Wisconsin Investment Board 0.00% Reduce -3.6% 302,905 $1.8M
Bank of New York Mellon Corp 0.00% Add +52.5% 289,712 $1.7M
Morgan Stanley 0.00% Reduce -22.2% 251,654 $1.5M
Prudential Financial Inc. 0.00% Add +69.4% 188,970 $1.1M
Harbor Capital Advisors, Inc. 0.04% Add +3.5% 168,478 $1.0M
LSV Asset Management 0.00% Add +52.3% 161,988 $974K
Nuveen Asset Management, LLC 0.00% No change 148,721 $894K
First Trust Advisors LP 0.00% Reduce -0.9% 146,226 $879K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +28.1% 134,382 $808K
Invesco Ltd. 0.00% Reduce -9.3% 121,280 $729K
Wellington Management Group LLP 0.00% Add +7.2% 120,225 $723K
WINTON GROUP Ltd 0.04% Reduce -30.4% 101,644 $611K
Aviva PLC 0.00% Add +25.1% 94,165 $566K
SummerHaven Investment Management, LLC 0.35% No change 93,804 $564K
Barclays PLC 0.00% Add +13.1% 87,978 $529K
Los Angeles Capital Management LLC 0.00% Reduce -16.4% 87,843 $528K
Swiss National Bank 0.00% No change 83,900 $504K
Martingale Asset Management L P 0.01% Add +27.6% 83,473 $502K
KLP Kapitalforvaltning As 0.00% — 81,200 $488K
Susquehanna International Group, LLP 0.00% Add +162.7% 79,045 $475K
Franklin Resources Inc. 0.00% Add +62.2% 74,596 $448K
Ashton Thomas Private Wealth, LLC 0.02% New 70,292 $422K
Simplex Trading, LLC 0.01% Add +97.9% 68,869 $413K
Millennium Management 0.00% Reduce -87.2% 67,735 $407K
Rhumbline Advisers 0.00% Reduce -1.2% 67,119 $403K
STRS Ohio 0.00% No change 67,100 $403K
Alliancebernstein L.P. 0.00% No change 65,110 $391K
UBS Group AG 0.00% Add +93.8% 62,609 $376K
Legal & General Group Plc 0.00% Add +17.4% 59,944 $360K
Penn Mutual Asset Management 0.91% Reduce -31.5% 58,280 $350K
Ameriprise Financial Inc. 0.00% Reduce -13.8% 55,752 $335K
James Investment Research, Inc. 0.04% No change 53,546 $322K
Kestra Advisory Services, LLC 0.00% New 50,940 $306K
Allianz Asset Management GmbH 0.00% Add +288.4% 50,100 $301K
Exchange Traded Concepts, LLC 0.01% Add +39.0% 49,179 $296K
Vestcor Inc 0.01% New 48,177 $290K
Citigroup Inc. 0.00% Reduce -7.4% 47,374 $285K
State of Wyoming 0.04% Add +163.5% 45,668 $274K
Alps Advisors Inc. 0.00% Reduce -1.1% 44,250 $266K
ExodusPoint Capital Management, LP 0.00% New 44,017 $265K
FMR LLC 0.00% Add +133.0% 42,118 $253K
Deutsche Bank AG 0.00% Add +53.3% 41,804 $251K
California State Teachers Retirement System 0.00% Reduce -0.8% 40,272 $242K
T. Rowe Price Associates Inc. 0.00% Add +26.1% 40,005 $241K
Teza Capital Management LLC 0.04% Reduce -9.9% 39,373 $237K
Creative Planning 0.00% Add +0.3% 39,247 $236K
Group One Trading LLC 0.01% Add +187.8% 35,827 $215K
Cornercap Investment Counsel Inc. 0.07% No change 34,894 $210K
Jane Street Group, LLC 0.00% Reduce -78.5% 34,182 $205K
Oxford Asset Management LLP 0.09% New 33,735 $203K
Engineers Gate Manager LP 0.00% Reduce -45.1% 31,638 $190K
DAVENPORT & Co LLC 0.00% Add +168.4% 31,500 $189K
Allspring Global Investments Holdings, LLC 0.00% Reduce -85.2% 31,183 $187K
State of Tennessee, Department of Treasury 0.00% New 30,829 $185K
Cresset Asset Management, LLC 0.00% Reduce -2.5% 28,355 $170K
Significant Wealth Partners LLC 0.09% New 28,217 $170K
MetLife Investment Management, LLC 0.00% No change 27,976 $168K
JPMorgan Chase & Co. 0.00% Reduce -61.2% 27,298 $164K
Bank of America Corp. 0.00% Reduce -93.1% 27,220 $164K
CIBC Private Wealth Group LLC 0.00% No change 26,000 $163K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Add +4.5% 26,423 $159K
Cim Investment Management Inc. 0.05% No change 25,825 $155K
Intech Investment Management LLC 0.00% Add +41.9% 25,280 $152K
Freedom Investment Management, Inc. 0.01% Add +5.7% 24,593 $148K
Linden Thomas Advisory Services, LLC 0.02% Add +21.6% 24,292 $146K
Principal Financial Group Inc. 0.00% Add +8.1% 23,927 $144K
Wells Fargo & Company 0.00% Add +29.7% 23,604 $142K
Corebridge Financial, Inc. 0.00% Reduce -7.0% 23,026 $138K
SG Americas Securities, LLC 0.00% Add +7.8% 22,819 $137K
Lazard Asset Management LLC 0.00% Add +1.2% 22,189 $132K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +53.9% 21,057 $127K
Metis Global Partners, LLC 0.00% No change 20,164 $121K
DGS Capital Management, LLC 0.03% Reduce -17.9% 20,033 $120K
HRT Financial LP 0.00% New 20,132 $120K
Empirical Financial Services, LLC d.b.a. Empirical Wealth Management 0.00% Add +30.0% 19,902 $120K
Janus Henderson Group PLC 0.00% No change 19,579 $118K
Bailard, Inc. 0.00% Add +31.5% 18,800 $113K
Manufacturers Life Insurance Company, The 0.00% Reduce -2.5% 17,663 $106K
ProShare Advisors LLC 0.00% Add +26.6% 16,424 $99K
O'shaughnessy Asset Management, LLC 0.00% Reduce -64.1% 16,010 $96K
Wedbush Securities Inc. 0.00% No change 15,914 $96K
Verition Fund Management LLC 0.00% New 15,415 $93K
China Universal Asset Management Co., Ltd. 0.01% Add +10.3% 15,140 $91K
Voya Investment Management LLC 0.00% Reduce -6.6% 14,787 $89K
EP Wealth Advisors, LLC 0.00% Add +14.5% 13,887 $83K
Sherbrooke Park Advisers LLC 0.03% New 13,762 $83K
State Board of Administration of Florida Retirement System 0.00% Reduce -86.7% 13,360 $80K
Globeflex Capital L P 0.01% No change 13,104 $79K
Onyx Bridge Wealth Group LLC 0.01% No change 13,000 $78K
Dynamic Technology Lab Private Ltd 0.01% New 13,037 $78K
Teacher Retirement System of Texas 0.00% Add +19.9% 12,829 $77K
Commonwealth Equity Services, LLC 0.00% Add +1.4% 12,577 $76K
Corient Private Wealth LP 0.00% Add +0.1% 12,611 $76K
Arizona State Retirement System 0.00% Add +1.1% 12,417 $75K
Campbell & CO Investment Adviser LLC 0.01% New 11,036 $66K
Captrust Financial Advisors 0.00% Reduce -1.9% 10,753 $65K
Gsa Capital Partners LLP 0.00% New 10,491 $63K
Vanguard Personalized Indexing Management, LLC 0.00% New 10,048 $60K
Police & Firemen's Retirement System of New Jersey 0.00% — 9,102 $55K
DekaBank Deutsche Girozentrale 0.00% No change 5,160 $42K
BNP Paribas Financial Markets 0.00% Reduce -43.7% 6,375 $38K
Osaic Holdings, Inc. 0.00% Add +93.2% 5,700 $34K
Larson Financial Group LLC 0.00% No change 4,400 $26K
Quadrant Capital Group LLC 0.00% No change 4,349 $26K
Covestor Ltd 0.02% Reduce -6.6% 4,205 $25K
Ameritas Investment Partners, Inc. 0.00% No change 3,774 $23K
SBI Securities Co., Ltd. 0.00% — 3,399 $20K
Clearstead Advisors, LLC 0.00% No change 3,000 $18K
Steward Partners Investment Advisory, LLC 0.00% Reduce -78.7% 2,900 $17K
Royal Bank of Canada 0.00% Reduce -45.1% 2,533 $15K
US Bancorp \de 0.00% No change 2,414 $15K
Mirae Asset Global Investments Co., Ltd. 0.00% Reduce -7.8% 2,379 $14K
CANADA LIFE ASSURANCE Co 0.00% Reduce -90.9% 2,265 $14K
Amalgamated Bank 0.00% No change 1,680 $10K
GF Fund Management Co. LTD. 0.00% — 1,499 $9K
Nisa Investment Advisors, LLC 0.00% Add +1.9% 1,414 $8K
Signaturefd, LLC 0.00% Reduce -27.5% 1,378 $8K
National Bank of Canada 0.00% New 1,000 $6K
Northwestern Mutual Wealth Management Co. 0.00% New 1,000 $6K
WealthCollab, LLC 0.00% Reduce -5.9% 914 $5K
Venturi Wealth Management, LLC 0.00% New 776 $5K
Allworth Financial LP 0.00% No change 657 $4K
Tower Research Capital LLC (TRC) 0.00% Reduce -89.5% 603 $4K
Sterling Capital Management LLC 0.00% Add +508.1% 450 $3K
Daiwa Securities Group Inc. 0.00% No change 270 $2K
Parallel Advisors, LLC 0.00% Reduce -92.3% 278 $2K
Brooklyn Investment Group 0.00% New 236 $1K
EverSource Wealth Advisors, LLC 0.00% New 200 $1K
Smartleaf Asset Management LLC 0.00% Add +77.9% 201 $1K
Federation des caisses Desjardins du Quebec 0.00% Reduce -76.8% 193 $1K
Cwm, LLC 0.00% Reduce -70.5% 243 $1K
Russell Investments Group, Ltd. 0.00% Reduce -34.8% 154 $926
Lindbrook Capital, LLC 0.00% Add +17.1% 144 $865
GAMMA Investing LLC 0.00% Reduce -2.1% 137 $823
Synergy Asset Management, LLC 0.00% New 100 $675
Principal Securities, Inc. 0.00% No change 100 $601
Farther Finance Advisors, LLC 0.00% No change 96 $577
Jones Financial Companies LLLP 0.00% New 39 $234
Game Plan Financial Advisors, LLC 0.00% No change 35 $206
Sunbelt Securities, Inc. 0.00% No change 27 $160
Global Retirement Partners, LLC 0.00% No change 4 $24
Capital Advisors, Ltd. LLC 0.00% No change 22 $0

"% of holder's portfolio" is SIGA's weight in each manager's 13F, not the share of Siga Technologies Inc. the manager owns.