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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; 161 institutions reported holding it in 13F filings for Q2 2026, worth $127.0M in total; no superinvestor holds it.

13F holders, Q1 2024

Institutional positions in Siga Technologies Inc as of Mar 31, 2024. 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
144
+14 vs. Q4 2023
Shares held
33.6M
−487.2K (−1.4%) vs. Q4 2023
Total value
$288.1M
+$97.3M (+51.0%) vs. Q4 2023
New holders
25
43 more added
Sold out
11
48 more reduced

1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 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 holdersQ1 2024: 144 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: 161 institutions
Value heldQ1 2024: $288.1M
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: $127.0M
Institutions holding SIGA and their total value by quarter
QuarterHoldersValue
Q2 2026161$127.0M
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, Q1 2024

Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q4 2023.

Institutions holding SIGA in Q1 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Linden Thomas Advisory Services, LLC12,501$107.0K0.02%+12,501New
Lazard Asset Management LLC12,331$105.0K0.00%+12,331New
Raymond James & Associates12,120$103.7K0.00%00.0%Unchanged
Commonwealth Equity Services, LLC11,775$101.0K0.00%+125+1.1%Added
Arizona State Retirement System11,723$100.3K0.00%−200−1.7%Reduced
Atom Investors LP11,502$98.5K0.01%+11,502New
Cresset Asset Management, LLC10,637$97.4K0.00%+69+0.7%Added
Bayesian Capital Management, LP11,300$96.7K0.01%+11,300New
Captrust Financial Advisors11,104$95.0K0.00%−10.0%Reduced
Steward Partners Investment Solutions, LLC10,385$88.9K0.01%00.0%Unchanged
Zurcher Kantonalbank (Zurich Cantonalbank)9,855$84.4K0.00%00.0%Unchanged
Advisor Group Holdings, Inc.9,128$78.1K0.00%−313−3.3%Reduced
Citigroup Inc7,984$68.3K0.00%+128+1.6%Added
Point72 (DIFC) Ltd7,386$63.2K0.00%+7,386New
Royal Bank of Canada5,111$44.0K0.00%−8,467−62.4%Reduced
Quadrant Capital Group LLC4,349$37.2K0.00%−1,568−26.5%Reduced
Ameritas Investment Partners, Inc.3,774$32.3K0.00%00.0%Unchanged
Clearstead Advisors, LLC4,000$29.8K0.00%00.0%Unchanged
Point72 Asia (Singapore) Pte. Ltd.3,382$28.9K0.01%+3,382New
Steward Partners Investment Advisory, LLC3,200$27.4K0.00%00.0%Unchanged
FMR LLC2,661$22.8K0.00%−1,626−37.9%Reduced
Metropolitan Life Insurance Co2,607$22.3K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)1,671$14.3K0.00%−6,284−79.0%Reduced
Amalgamated Bank1,680$14.0K0.00%−4,970−74.7%Reduced
NBC Securities, Inc.1,500$12.0K0.00%00.0%Unchanged
Signaturefd, LLC1,378$11.8K0.00%−810−37.0%Reduced
Clear Street Markets LLC941$8.00K0.00%+941New
Allworth Financial LP657$5.62K0.00%−49−6.9%Reduced
nVerses Capital, LLC500$4.28K0.01%––
The PNC Financial Services Group, Inc.487$4.17K0.00%+26+5.6%Added
Daiwa Securities Group Inc.270$2.00K0.00%00.0%Unchanged
Parallel Advisors, LLC223$1.91K0.00%+183+457.5%Added
Russell Investments Group, Ltd.214$1.83K0.00%−257−54.6%Reduced
Avion Wealth108$1.00K0.00%00.0%Unchanged
Covestor Ltd100$1.00K0.00%+11+12.4%Added
Smartleaf Asset Management LLC113$9600.00%+113New
Farther Finance Advisors, LLC88$7740.00%−927−91.3%Reduced
Lindbrook Capital, LLC64$5480.00%−140−68.6%Reduced
Game Plan Financial Advisors, LLC35$3000.00%00.0%Unchanged
Sunbelt Securities, Inc.27$2310.00%00.0%Unchanged
Sofos Investments, Inc.18$1570.00%+18New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC10$850.00%+10New
Capital Advisors, Ltd. LLC28$00.00%−193−87.3%Reduced
CWM, LLC8$00.00%+8New
New York Life Investment Management LLC0$00.00%−65,011−100.0%Sold out
Northern Right Capital Management, L.P.0$00.00%−34,530−100.0%Sold out
Winton Group Ltd0$00.00%−25,693−100.0%Sold out
Aigen Investment Management, LP0$00.00%−15,834−100.0%Sold out
Quadcap Wealth Management, LLC0$00.00%−14,014−100.0%Sold out
State Board of Administration of Florida Retirement System0$00.00%−13,360−100.0%Sold out
Gladius Capital Management LP0$00.00%−6,038−100.0%Sold out
Cutler Group LP0$00.00%−3,200−100.0%Sold out
US Bancorp0$00.00%−281−100.0%Sold out
Gradient Investments LLC0$00.00%−100−100.0%Sold out
Financial Synergies Wealth Advisors, Inc.0$00.00%−38−100.0%Sold out
NinePointTwo Capital––––Not filed