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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
Capital Advisors, Ltd. LLC28$00.00%−193−87.3%Reduced
CWM, LLC8$00.00%+8New
Nelson, Van Denburg & Campbell Wealth Management Group, LLC10$850.00%+10New
Sofos Investments, Inc.18$1570.00%+18New
Sunbelt Securities, Inc.27$2310.00%00.0%Unchanged
Game Plan Financial Advisors, LLC35$3000.00%00.0%Unchanged
Lindbrook Capital, LLC64$5480.00%−140−68.6%Reduced
Farther Finance Advisors, LLC88$7740.00%−927−91.3%Reduced
Smartleaf Asset Management LLC113$9600.00%+113New
Avion Wealth108$1.00K0.00%00.0%Unchanged
Covestor Ltd100$1.00K0.00%+11+12.4%Added
Russell Investments Group, Ltd.214$1.83K0.00%−257−54.6%Reduced
Parallel Advisors, LLC223$1.91K0.00%+183+457.5%Added
Daiwa Securities Group Inc.270$2.00K0.00%00.0%Unchanged
The PNC Financial Services Group, Inc.487$4.17K0.00%+26+5.6%Added
nVerses Capital, LLC500$4.28K0.01%––
Allworth Financial LP657$5.62K0.00%−49−6.9%Reduced
Clear Street Markets LLC941$8.00K0.00%+941New
Signaturefd, LLC1,378$11.8K0.00%−810−37.0%Reduced
NBC Securities, Inc.1,500$12.0K0.00%00.0%Unchanged
Amalgamated Bank1,680$14.0K0.00%−4,970−74.7%Reduced
Tower Research Capital LLC (TRC)1,671$14.3K0.00%−6,284−79.0%Reduced
Metropolitan Life Insurance Co2,607$22.3K0.00%00.0%Unchanged
FMR LLC2,661$22.8K0.00%−1,626−37.9%Reduced
Steward Partners Investment Advisory, LLC3,200$27.4K0.00%00.0%Unchanged
Point72 Asia (Singapore) Pte. Ltd.3,382$28.9K0.01%+3,382New
Clearstead Advisors, LLC4,000$29.8K0.00%00.0%Unchanged
Ameritas Investment Partners, Inc.3,774$32.3K0.00%00.0%Unchanged
Quadrant Capital Group LLC4,349$37.2K0.00%−1,568−26.5%Reduced
Royal Bank of Canada5,111$44.0K0.00%−8,467−62.4%Reduced
Point72 (DIFC) Ltd7,386$63.2K0.00%+7,386New
Citigroup Inc7,984$68.3K0.00%+128+1.6%Added
Advisor Group Holdings, Inc.9,128$78.1K0.00%−313−3.3%Reduced
Zurcher Kantonalbank (Zurich Cantonalbank)9,855$84.4K0.00%00.0%Unchanged
Steward Partners Investment Solutions, LLC10,385$88.9K0.01%00.0%Unchanged
Captrust Financial Advisors11,104$95.0K0.00%−10.0%Reduced
Bayesian Capital Management, LP11,300$96.7K0.01%+11,300New
Cresset Asset Management, LLC10,637$97.4K0.00%+69+0.7%Added
Atom Investors LP11,502$98.5K0.01%+11,502New
Arizona State Retirement System11,723$100.3K0.00%−200−1.7%Reduced
Commonwealth Equity Services, LLC11,775$101.0K0.00%+125+1.1%Added
Raymond James & Associates12,120$103.7K0.00%00.0%Unchanged
Lazard Asset Management LLC12,331$105.0K0.00%+12,331New
Linden Thomas Advisory Services, LLC12,501$107.0K0.02%+12,501New
EntryPoint Capital, LLC12,986$111.2K0.10%+12,986New
Wolverine Trading, LLC13,136$112.4K0.00%+2,567+24.3%Added
ProShare Advisors LLC13,261$113.5K0.00%+1,092+9.0%Added
Onyx Bridge Wealth Group LLC13,000$114.3K0.02%+1,700+15.0%Added
Gotham Asset Management, LLC14,000$119.8K0.00%−3,340−19.3%Reduced
Bailard, Inc.14,300$122.4K0.00%+14,300New
China Universal Asset Management Co., Ltd.13,660$124.5K0.02%+5,435+66.1%Added
Centiva Capital, LP14,577$124.8K0.01%+14,577New
Mirae Asset Global Investments Co., Ltd.21,861$130.8K0.00%+335+1.6%Added
Wedbush Securities Inc15,914$136.0K0.01%+2,335+17.2%Added
Quantbot Technologies LP16,200$138.7K0.01%+16,200New
Voya Investment Management LLC16,539$141.6K0.00%−3,100−15.8%Reduced
Walleye Capital LLC16,945$145.0K0.00%+13,603+407.0%Added
Toroso Investments, LLC18,295$156.6K0.00%+18,295New
Principal Financial Group Inc18,373$157.3K0.00%−39,408−68.2%Reduced
Renaissance Technologies LLC18,436$158.0K0.00%+18,436New
Manufacturers Life Insurance Company, The18,577$159.0K0.00%−1,227−6.2%Reduced
Janus Henderson Group PLC19,789$169.1K0.00%+50.0%Added
Franklin Resources Inc19,966$170.9K0.00%−7,167−26.4%Reduced
Metis Global Partners, LLC20,164$172.6K0.01%00.0%Unchanged
Deutsche Bank AG22,450$192.2K0.00%+708+3.3%Added
American International Group, Inc.22,708$194.4K0.00%−195−0.9%Reduced
Susquehanna International Group, LLP23,300$199.4K0.00%−20,826−47.2%Reduced
Great West Life Assurance Co24,836$212.0K0.00%+22,571+996.5%Added
Aviva PLC25,269$216.3K0.00%+25,269New
MetLife Investment Management25,369$217.2K0.00%−3,192−11.2%Reduced
CIBC Private Wealth Group, LLC26,000$228.5K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC25,317$231.9K0.00%+23,972+1,782.3%Added
Creative Planning28,867$247.1K0.00%−9,556−24.9%Reduced
Price T Rowe Associates Inc29,180$250.0K0.00%+2,218+8.2%Added
Sherbrooke Park Advisers LLC31,877$272.9K0.05%+31,877New
Group One Trading, L.P.33,270$284.8K0.01%−26,920−44.7%Reduced
JPMorgan Chase & Co33,941$290.5K0.00%−10,397−23.4%Reduced
UBS Asset Management Americas Inc33,955$290.7K0.00%00.0%Unchanged
Engineers Gate Manager LP35,242$301.7K0.01%+20,068+132.3%Added
Legal & General Group Plc37,143$317.9K0.00%+3,839+11.5%Added
State of Wyoming38,678$331.1K0.06%+10,502+37.3%Added
SEI Investments Co39,445$337.6K0.00%00.0%Unchanged
Wells Fargo & Company42,079$360.2K0.00%−15,174−26.5%Reduced
California State Teachers Retirement System42,943$367.6K0.00%−2,562−5.6%Reduced
STRS Ohio48,600$416.0K0.00%+46,000+1,769.2%Added
Davenport & Co LLC49,000$419.4K0.00%−46,000−48.4%Reduced
Allspring Global Investments Holdings, LLC52,526$449.6K0.00%+5,468+11.6%Added
Balyasny Asset Management LLC52,929$453.1K0.00%+15,694+42.1%Added
James Investment Research Inc53,546$458.4K0.05%00.0%Unchanged
BNP Paribas Arbitrage, SA59,053$505.5K0.00%+44,205+297.7%Added
TRUE Private Wealth Advisors59,389$508.4K0.06%00.0%Unchanged
Jane Street Group, LLC61,091$522.9K0.00%+18,308+42.8%Added
Qube Research & Technologies Ltd61,387$525.5K0.00%+14,470+30.8%Added
Simplex Trading, LLC62,756$537.0K0.02%−34,239−35.3%Reduced
Barclays PLC63,308$541.9K0.00%−9,425−13.0%Reduced
UBS Group AG64,890$555.5K0.00%+9,584+17.3%Added
Rhumbline Advisers67,096$574.3K0.00%+454+0.7%Added
IMC-Chicago, LLC70,322$602.0K0.02%+24,430+53.2%Added
Teza Capital Management LLC73,445$628.7K0.08%+73,445New
Alliancebernstein L.P.74,460$637.4K0.00%00.0%Unchanged