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, Q4 2023
Institutional positions in Siga Technologies Inc as of Dec 31, 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
- 131
- +3 vs. Q3 2023
- Shares held
- 34.1M
- −286.9K (−0.8%) vs. Q3 2023
- Total value
- $190.9M
- +$10.3M (+5.7%) vs. Q3 2023
- New holders
- 14
- 49 more added
- Sold out
- 11
- 39 more reduced
1 institution that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 160 | $126.9M |
| Q1 2026 | 183 | $184.0M |
| Q4 2025 | 200 | $219.1M |
| Q3 2025 | 197 | $311.0M |
| Q2 2025 | 178 | $224.8M |
| Q1 2025 | 167 | $192.5M |
| Q4 2024 | 170 | $208.0M |
| Q3 2024 | 169 | $240.7M |
| Q2 2024 | 151 | $256.6M |
| Q1 2024 | 144 | $288.1M |
| Q4 2023 | 131 | $190.9M |
| Q3 2023 | 129 | $180.8M |
| Q2 2023 | 131 | $168.1M |
| Q1 2023 | 142 | $182.1M |
| Q4 2022 | 160 | $227.9M |
| Q3 2022 | 155 | $296.8M |
| Q2 2022 | 142 | $302.3M |
| Q1 2022 | 110 | $150.5M |
| Q4 2021 | 116 | $166.7M |
| Q3 2021 | 104 | $159.6M |
| Q2 2021 | 102 | $128.2M |
| Q1 2021 | 105 | $139.8M |
Institutions, Q4 2023
Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 3,513,890 | $19.7M | 0.00% | +149,578+4.4% | Added |
| Federated Hermes, Inc. | 3,219,848 | $18.0M | 0.04% | −1,143,392−26.2% | Reduced |
| First Wilshire Securities Management Inc | 2,362,107 | $13.2M | 4.28% | +297,095+14.4% | Added |
| Kempen Capital Management N.V. | 2,274,359 | $12.7M | 0.18% | +343,599+17.8% | Added |
| Vanguard Group Inc | 2,242,097 | $12.6M | 0.00% | +39,220+1.8% | Added |
| AltraVue Capital, LLC | 2,043,196 | $11.4M | 1.32% | −64,360−3.1% | Reduced |
| Royce & Associates LP | 1,756,311 | $9.84M | 0.09% | +429,500+32.4% | Added |
| Dimensional Fund Advisors LP | 1,698,154 | $9.51M | 0.00% | +226,187+15.4% | Added |
| Goldman Sachs Group Inc | 1,647,455 | $9.23M | 0.00% | −658,770−28.6% | Reduced |
| State Street Corp | 1,053,860 | $5.90M | 0.00% | +53,369+5.3% | Added |
| Hotchkis & Wiley Capital Management LLC | 1,024,960 | $5.74M | 0.02% | +595,856+138.9% | Added |
| Geode Capital Management, LLC | 1,021,653 | $5.72M | 0.00% | +53,138+5.5% | Added |
| Jupiter Asset Management Ltd | 1,003,981 | $5.62M | 0.06% | 00.0% | Unchanged |
| General American Investors Co Inc | 793,042 | $4.44M | 0.37% | −178,089−18.3% | Reduced |
| D. E. Shaw & Co., Inc. | 711,729 | $3.99M | 0.01% | −83,953−10.6% | Reduced |
| Uniplan Investment Counsel, Inc. | 571,677 | $3.22M | 0.24% | +148,621+35.1% | Added |
| Northern Trust Corp | 490,231 | $2.75M | 0.00% | +24,615+5.3% | Added |
| Price Jennifer C. | 458,700 | $2.57M | 1.71% | 00.0% | Unchanged |
| Legato Capital Management LLC | 403,087 | $2.26M | 0.29% | 00.0% | Unchanged |
| Morgan Stanley | 402,873 | $2.26M | 0.00% | +230,622+133.9% | Added |
| New York State Common Retirement Fund | 379,474 | $2.13M | 0.00% | −810.0% | Reduced |
| Charles Schwab Investment Management Inc | 310,849 | $1.74M | 0.00% | −9,738−3.0% | Reduced |
| Bank of America Corp | 290,425 | $1.63M | 0.00% | −123,781−29.9% | Reduced |
| Ameriprise Financial Inc | 287,658 | $1.61M | 0.00% | +61,520+27.2% | Added |
| American Century Companies Inc | 248,802 | $1.39M | 0.00% | −59,474−19.3% | Reduced |
| Campbell & CO Investment Adviser LLC | 218,953 | $1.23M | 0.11% | +179,388+453.4% | Added |
| Bank of New York Mellon Corp | 212,493 | $1.19M | 0.00% | −70,331−24.9% | Reduced |
| Victory Capital Management Inc | 200,589 | $1.12M | 0.00% | +11,557+6.1% | Added |
| Citadel Advisors LLC | 187,260 | $1.05M | 0.00% | −402,977−68.3% | Reduced |
| Macquarie Group Ltd | 171,378 | $960.0K | 0.00% | 00.0% | Unchanged |
| Nuveen Asset Management, LLC | 151,560 | $848.7K | 0.00% | +1,911+1.3% | Added |
| Credit Suisse AG | 145,866 | $816.9K | 0.00% | +3,737+2.6% | Added |
| Los Angeles Capital Management LLC | 132,443 | $741.7K | 0.00% | −192,930−59.3% | Reduced |
| First Trust Advisors LP | 108,386 | $607.0K | 0.00% | +2,366+2.2% | Added |
| Simplex Trading, LLC | 96,995 | $543.0K | 0.02% | −33,299−25.6% | Reduced |
| Davenport & Co LLC | 95,000 | $532.0K | 0.00% | +70,000+280.0% | Added |
| State of Wisconsin Investment Board | 93,043 | $521.0K | 0.00% | +39,039+72.3% | Added |
| Swiss National Bank | 86,500 | $484.4K | 0.00% | 00.0% | Unchanged |
| Invesco Ltd. | 84,168 | $471.3K | 0.00% | −3,737−4.3% | Reduced |
| Pasadena Private Wealth, LLC | 77,818 | $435.8K | 0.11% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 74,460 | $417.0K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 72,733 | $407.3K | 0.00% | +56,686+353.2% | Added |
| Rhumbline Advisers | 66,642 | $373.2K | 0.00% | −574−0.9% | Reduced |
| New York Life Investment Management LLC | 65,011 | $364.1K | 0.00% | −2,013−3.0% | Reduced |
| Group One Trading, L.P. | 60,190 | $337.1K | 0.01% | −17,115−22.1% | Reduced |
| TRUE Private Wealth Advisors | 59,389 | $332.6K | 0.04% | 00.0% | Unchanged |
| Principal Financial Group Inc | 57,781 | $323.6K | 0.00% | +10,813+23.0% | Added |
| Wells Fargo & Company | 57,253 | $320.6K | 0.00% | +2,914+5.4% | Added |
| UBS Group AG | 55,306 | $309.7K | 0.00% | +26,966+95.2% | Added |
| James Investment Research Inc | 53,546 | $299.9K | 0.04% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 47,058 | $263.5K | 0.00% | +1,169+2.5% | Added |
| Qube Research & Technologies Ltd | 46,917 | $262.7K | 0.00% | −25,713−35.4% | Reduced |
| IMC-Chicago, LLC | 45,892 | $257.0K | 0.01% | −1,875−3.9% | Reduced |
| California State Teachers Retirement System | 45,505 | $254.8K | 0.00% | +691+1.5% | Added |
| JPMorgan Chase & Co | 44,338 | $248.3K | 0.00% | −911−2.0% | Reduced |
| Susquehanna International Group, LLP | 44,126 | $247.1K | 0.00% | −7,572−14.6% | Reduced |
| Jane Street Group, LLC | 42,783 | $239.6K | 0.00% | +42,783 | New |
| SEI Investments Co | 39,445 | $220.9K | 0.00% | +21,000+113.9% | Added |
| Creative Planning | 38,423 | $215.2K | 0.00% | +11,566+43.1% | Added |
| Balyasny Asset Management LLC | 37,235 | $208.5K | 0.00% | +37,235 | New |
| Northern Right Capital Management, L.P. | 34,530 | $193.4K | 0.08% | 00.0% | Unchanged |
| UBS Asset Management Americas Inc | 33,955 | $190.1K | 0.00% | −34,785−50.6% | Reduced |
| Legal & General Group Plc | 33,304 | $186.5K | 0.00% | +49+0.1% | Added |
| MetLife Investment Management | 28,561 | $159.9K | 0.00% | 00.0% | Unchanged |
| State of Wyoming | 28,176 | $157.8K | 0.03% | +28,176 | New |
| Franklin Resources Inc | 27,133 | $151.9K | 0.00% | +7,689+39.5% | Added |
| Price T Rowe Associates Inc | 26,962 | $151.0K | 0.00% | +620+2.4% | Added |
| CIBC Private Wealth Group, LLC | 26,000 | $145.6K | 0.00% | 00.0% | Unchanged |
| Winton Group Ltd | 25,693 | $143.9K | 0.01% | −7,040−21.5% | Reduced |
| American International Group, Inc. | 22,903 | $128.3K | 0.00% | −92−0.4% | Reduced |
| Deutsche Bank AG | 21,742 | $121.8K | 0.00% | +694+3.3% | Added |
| Mirae Asset Global Investments Co., Ltd. | 21,526 | $120.5K | 0.00% | +105+0.5% | Added |
| NinePointTwo Capital | 21,086 | $118.0K | 0.05% | 00.0% | Unchanged |
| Metis Global Partners, LLC | 20,164 | $112.9K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 19,804 | $110.9K | 0.00% | 00.0% | Unchanged |
| Janus Henderson Group PLC | 19,784 | $110.9K | 0.00% | −36−0.2% | Reduced |
| Voya Investment Management LLC | 19,639 | $110.0K | 0.00% | +695+3.7% | Added |
| Gotham Asset Management, LLC | 17,340 | $97.1K | 0.00% | −7,166−29.2% | Reduced |
| Aigen Investment Management, LP | 15,834 | $88.7K | 0.02% | −2,984−15.9% | Reduced |
| Engineers Gate Manager LP | 15,174 | $85.0K | 0.00% | +15,174 | New |
| BNP Paribas Arbitrage, SA | 14,848 | $83.1K | 0.00% | +1,979+15.4% | Added |
| Quadcap Wealth Management, LLC | 14,014 | $78.5K | 0.02% | +14,014 | New |
| Royal Bank of Canada | 13,578 | $76.0K | 0.00% | +5,808+74.7% | Added |
| Wedbush Securities Inc | 13,579 | $76.0K | 0.00% | +13,579 | New |
| State Board of Administration of Florida Retirement System | 13,360 | $74.8K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 12,169 | $68.1K | 0.00% | +1,536+14.4% | Added |
| Raymond James & Associates | 12,120 | $67.9K | 0.00% | 00.0% | Unchanged |
| Arizona State Retirement System | 11,923 | $66.8K | 0.00% | +763+6.8% | Added |
| Commonwealth Equity Services, LLC | 11,650 | $65.0K | 0.00% | −2,365−16.9% | Reduced |
| Millennium Management LLC | 11,334 | $63.5K | 0.00% | −38,054−77.1% | Reduced |
| Onyx Bridge Wealth Group LLC | 11,300 | $63.3K | 0.01% | +1,300+13.0% | Added |
| Captrust Financial Advisors | 11,105 | $62.2K | 0.00% | +134+1.2% | Added |
| Wolverine Trading, LLC | 10,569 | $59.2K | 0.00% | +10,569 | New |
| Cresset Asset Management, LLC | 10,568 | $59.2K | 0.00% | −28−0.3% | Reduced |
| Steward Partners Investment Solutions, LLC | 10,385 | $58.2K | 0.02% | +10,385 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 9,855 | $55.2K | 0.00% | 00.0% | Unchanged |
| Advisor Group Holdings, Inc. | 9,441 | $52.5K | 0.00% | −850−8.3% | Reduced |
| China Universal Asset Management Co., Ltd. | 8,225 | $46.1K | 0.01% | +6,404+351.7% | Added |
| Tower Research Capital LLC (TRC) | 7,955 | $44.5K | 0.00% | +5,309+200.6% | Added |
| Citigroup Inc | 7,856 | $44.0K | 0.00% | +6,560+506.2% | Added |