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Siga Technologies Inc

SIGA
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001010086

No open-market purchases or sales by Siga Technologies Inc insiders were filed in the last 90 days; 160 institutions reported holding it in 13F filings for Q2 2026, worth $126.9M in total; no superinvestor holds it.

13F holders, Q3 2023

Institutional positions in Siga Technologies Inc as of Sep 30, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
129
−2 vs. Q2 2023
Shares held
34.4M
+1.22M (+3.7%) vs. Q2 2023
Total value
$180.8M
+$12.7M (+7.6%) vs. Q2 2023
New holders
21
44 more added
Sold out
23
40 more reduced

Compare with Q2 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting SIGA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2023: 129 institutions
Q1 2021: 105 institutionsQ2 2021: 102 institutionsQ3 2021: 104 institutionsQ4 2021: 116 institutionsQ1 2022: 110 institutionsQ2 2022: 142 institutionsQ3 2022: 155 institutionsQ4 2022: 160 institutionsQ1 2023: 142 institutionsQ2 2023: 131 institutionsQ3 2023: 129 institutionsQ4 2023: 131 institutionsQ1 2024: 144 institutionsQ2 2024: 151 institutionsQ3 2024: 169 institutionsQ4 2024: 170 institutionsQ1 2025: 167 institutionsQ2 2025: 178 institutionsQ3 2025: 197 institutionsQ4 2025: 200 institutionsQ1 2026: 183 institutionsQ2 2026: 160 institutions
Value heldQ3 2023: $180.8M
Q1 2021: $139.8MQ2 2021: $128.2MQ3 2021: $159.6MQ4 2021: $166.7MQ1 2022: $150.5MQ2 2022: $302.3MQ3 2022: $296.8MQ4 2022: $227.9MQ1 2023: $182.1MQ2 2023: $168.1MQ3 2023: $180.8MQ4 2023: $190.9MQ1 2024: $288.1MQ2 2024: $256.6MQ3 2024: $240.7MQ4 2024: $208.0MQ1 2025: $192.5MQ2 2025: $224.8MQ3 2025: $311.0MQ4 2025: $219.1MQ1 2026: $184.0MQ2 2026: $126.9M
Institutions holding SIGA and their total value by quarter
QuarterHoldersValue
Q2 2026160$126.9M
Q1 2026183$184.0M
Q4 2025200$219.1M
Q3 2025197$311.0M
Q2 2025178$224.8M
Q1 2025167$192.5M
Q4 2024170$208.0M
Q3 2024169$240.7M
Q2 2024151$256.6M
Q1 2024144$288.1M
Q4 2023131$190.9M
Q3 2023129$180.8M
Q2 2023131$168.1M
Q1 2023142$182.1M
Q4 2022160$227.9M
Q3 2022155$296.8M
Q2 2022142$302.3M
Q1 2022110$150.5M
Q4 2021116$166.7M
Q3 2021104$159.6M
Q2 2021102$128.2M
Q1 2021105$139.8M

Institutions, Q3 2023

Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q2 2023.

Institutions holding SIGA in Q3 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Federated Hermes, Inc.4,363,240$22.9M0.06%−41,408−0.9%Reduced
BlackRock Inc.3,364,312$17.7M0.00%+126,443+3.9%Added
Goldman Sachs Group Inc2,306,225$12.1M0.00%−215,026−8.5%Reduced
Vanguard Group Inc2,202,877$11.6M0.00%+8,205+0.4%Added
AltraVue Capital, LLC2,107,556$11.1M1.32%+364,380+20.9%Added
First Wilshire Securities Management Inc2,065,012$10.8M3.71%+630,125+43.9%Added
Kempen Capital Management N.V.1,930,760$10.1M0.19%−253,083−11.6%Reduced
Dimensional Fund Advisors LP1,471,967$7.73M0.00%+336,905+29.7%Added
Royce & Associates LP1,326,811$6.97M0.07%+351,455+36.0%Added
Jupiter Asset Management Ltd1,003,981$5.27M0.06%−29,945−2.9%Reduced
State Street Corp1,000,491$5.25M0.00%+37,101+3.9%Added
General American Investors Co Inc971,131$5.10M0.46%+587,123+152.9%Added
Geode Capital Management, LLC968,515$5.09M0.00%+115,518+13.5%Added
D. E. Shaw & Co., Inc.795,682$4.18M0.01%−44,953−5.3%Reduced
Citadel Advisors LLC590,237$3.10M0.00%−184,584−23.8%Reduced
Northern Trust Corp465,616$2.44M0.00%−3,922−0.8%Reduced
Price Jennifer C.458,700$2.41M1.39%00.0%Unchanged
Hotchkis & Wiley Capital Management LLC429,104$2.25M0.01%+429,104New
Uniplan Investment Counsel, Inc.423,056$2.22M0.17%+9,822+2.4%Added
Bank of America Corp414,206$2.17M0.00%+345,917+506.5%Added
Legato Capital Management LLC403,087$2.12M0.31%+82,447+25.7%Added
New York State Common Retirement Fund379,555$1.99M0.00%+74,777+24.5%Added
Los Angeles Capital Management LLC325,373$1.71M0.01%−68,431−17.4%Reduced
Charles Schwab Investment Management Inc320,587$1.68M0.00%+14,780+4.8%Added
American Century Companies Inc308,276$1.62M0.00%−72,368−19.0%Reduced
Bank of New York Mellon Corp282,824$1.48M0.00%+3,030+1.1%Added
Ameriprise Financial Inc226,138$1.19M0.00%+49,302+27.9%Added
Victory Capital Management Inc189,032$992.4K0.00%−12,759−6.3%Reduced
Morgan Stanley172,251$904.3K0.00%+13,609+8.6%Added
Macquarie Group Ltd171,378$900.0K0.00%+171,378New
Nuveen Asset Management, LLC149,649$785.7K0.00%00.0%Unchanged
Walleye Capital LLC142,296$747.1K0.01%+88,009+162.1%Added
Credit Suisse AG142,129$746.2K0.00%−109,211−43.5%Reduced
Simplex Trading, LLC130,294$684.0K0.03%−8,368−6.0%Reduced
First Trust Advisors LP106,020$556.6K0.00%+106,020New
Invesco Ltd.87,905$461.5K0.00%+1,696+2.0%Added
Swiss National Bank86,500$454.1K0.00%00.0%Unchanged
Exchange Traded Concepts, LLC83,904$440.5K0.01%+83,904New
Pasadena Private Wealth, LLC77,818$408.5K0.12%00.0%Unchanged
Group One Trading, L.P.77,305$405.9K0.02%+77,305New
Alliancebernstein L.P.74,460$390.9K0.00%00.0%Unchanged
Qube Research & Technologies Ltd72,630$381.3K0.00%−94,520−56.5%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main69,407$364.4K0.00%−61,287−46.9%Reduced
UBS Asset Management Americas Inc68,740$360.9K0.00%00.0%Unchanged
Rhumbline Advisers67,216$352.9K0.00%−992−1.5%Reduced
New York Life Investment Management LLC67,024$351.9K0.00%−10,559−13.6%Reduced
TRUE Private Wealth Advisors59,389$311.8K0.04%+5,275+9.7%Added
Wells Fargo & Company54,339$285.3K0.00%+11,266+26.2%Added
State of Wisconsin Investment Board54,004$283.5K0.00%+54,004New
James Investment Research Inc53,546$281.1K0.04%00.0%Unchanged
Susquehanna International Group, LLP51,698$271.4K0.00%−70,062−57.5%Reduced
Millennium Management LLC49,388$259.3K0.00%−74,493−60.1%Reduced
IMC-Chicago, LLC47,767$250.8K0.02%+47,767New
Principal Financial Group Inc46,968$246.6K0.00%+10,719+29.6%Added
Allspring Global Investments Holdings, LLC45,889$240.9K0.00%−27,278−37.3%Reduced
JPMorgan Chase & Co45,249$237.6K0.00%+6,618+17.1%Added
California State Teachers Retirement System44,814$235.3K0.00%−5,444−10.8%Reduced
Campbell & CO Investment Adviser LLC39,565$207.7K0.02%+39,565New
Man Group plc–$190.0K0.00%–New
State of Tennessee, Treasury Department36,134$189.7K0.00%+9,212+34.2%Added
Northern Right Capital Management, L.P.34,530$181.3K0.07%+34,530New
Virginia Retirement Systems Et Al33,600$176.4K0.00%+5,800+20.9%Added
Legal & General Group Plc33,255$174.6K0.00%−535−1.6%Reduced
Winton Group Ltd32,733$171.8K0.01%+19,543+148.2%Added
MetLife Investment Management28,561$149.9K0.00%00.0%Unchanged
UBS Group AG28,340$148.8K0.00%−9,112−24.3%Reduced
Creative Planning26,857$141.0K0.00%+26,857New
Price T Rowe Associates Inc26,342$139.0K0.00%+947+3.7%Added
CIBC Private Wealth Group, LLC26,000$136.5K0.00%+26,000New
Davenport & Co LLC25,000$131.3K0.00%−30,000−54.5%Reduced
Gotham Asset Management, LLC24,506$128.7K0.00%−3,000−10.9%Reduced
American International Group, Inc.22,995$120.7K0.00%+817+3.7%Added
Mirae Asset Global Investments Co., Ltd.21,421$112.5K0.00%+59+0.3%Added
Deutsche Bank AG21,048$110.5K0.00%00.0%Unchanged
NinePointTwo Capital21,086$110.0K0.04%−27,300−56.4%Reduced
Metis Global Partners, LLC20,164$105.9K0.01%00.0%Unchanged
Janus Henderson Group PLC19,820$104.2K0.00%−10.0%Reduced
Manufacturers Life Insurance Company, The19,804$104.0K0.00%00.0%Unchanged
Franklin Resources Inc19,444$102.1K0.00%−29,738−60.5%Reduced
Renaissance Technologies LLC19,400$102.0K0.00%−36,736−65.4%Reduced
Voya Investment Management LLC18,944$99.5K0.00%00.0%Unchanged
Aigen Investment Management, LP18,818$98.8K0.02%+18,818New
SEI Investments Co18,445$96.8K0.00%+18,445New
Independent Financial Group, LLC17,400$91.3K0.01%+5,564+47.0%Added
Barclays PLC16,047$84.2K0.00%−1,264−7.3%Reduced
Commonwealth Equity Services, LLC14,015$74.0K0.00%−5,648−28.7%Reduced
State Board of Administration of Florida Retirement System13,360$70.1K0.00%+280+2.1%Added
BNP Paribas Arbitrage, SA12,869$67.6K0.00%+959+8.1%Added
Raymond James & Associates12,120$63.6K0.00%−8,000−39.8%Reduced
Teacher Retirement System of Texas11,188$59.0K0.00%+402+3.7%Added
Arizona State Retirement System11,160$58.6K0.00%+6+0.1%Added
Captrust Financial Advisors10,971$57.6K0.00%−244−2.2%Reduced
Evergreen Capital Management LLC10,767$56.5K0.00%+10,767New
ProShare Advisors LLC10,633$55.8K0.00%+29+0.3%Added
Susquehanna Fundamental Investments, LLC10,609$55.7K0.00%−2,653−20.0%Reduced
Cresset Asset Management, LLC10,596$55.6K0.00%+535+5.3%Added
Advisor Group Holdings, Inc.10,291$54.0K0.00%−225−2.1%Reduced
Onyx Bridge Wealth Group LLC10,000$52.5K0.01%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)9,855$51.7K0.00%00.0%Unchanged
Bank of Montreal10,562$48.5K0.00%−582,842−98.2%Reduced