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, Q4 2024
Institutional positions in Siga Technologies Inc as of Dec 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
- 170
- +3 vs. Q3 2024
- Shares held
- 34.6M
- −1.02M (−2.9%) vs. Q3 2024
- Total value
- $208.0M
- −$32.5M (−13.5%) vs. Q3 2024
- New holders
- 25
- 62 more added
- Sold out
- 22
- 51 more reduced
2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: 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 | 161 | $127.0M |
| 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 2024
Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Deutsche Bank AG | 41,804 | $251.2K | 0.00% | +14,527+53.3% | Added |
| FMR LLC | 42,118 | $253.1K | 0.00% | +24,042+133.0% | Added |
| ExodusPoint Capital Management, LP | 44,017 | $265.0K | 0.00% | +44,017 | New |
| Alps Advisors Inc | 44,250 | $265.9K | 0.00% | −500−1.1% | Reduced |
| State of Wyoming | 45,668 | $274.5K | 0.04% | +28,339+163.5% | Added |
| Citigroup Inc | 47,374 | $284.7K | 0.00% | −3,781−7.4% | Reduced |
| Vestcor Inc | 48,177 | $290.0K | 0.01% | +48,177 | New |
| Exchange Traded Concepts, LLC | 49,179 | $295.6K | 0.01% | +13,807+39.0% | Added |
| Allianz Asset Management GmbH | 50,100 | $301.1K | 0.00% | +37,200+288.4% | Added |
| Kestra Advisory Services, LLC | 50,940 | $306.1K | 0.00% | +50,940 | New |
| James Investment Research Inc | 53,546 | $321.8K | 0.04% | 00.0% | Unchanged |
| Ameriprise Financial Inc | 55,752 | $335.1K | 0.00% | −8,897−13.8% | Reduced |
| Penn Mutual Asset Management, LLC | 58,280 | $350.3K | 0.63% | −26,800−31.5% | Reduced |
| Legal & General Group Plc | 59,944 | $360.3K | 0.00% | +8,906+17.4% | Added |
| UBS Group AG | 62,609 | $376.3K | 0.00% | +30,310+93.8% | Added |
| Alliancebernstein L.P. | 65,110 | $391.3K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 67,100 | $403.3K | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 67,119 | $403.4K | 0.00% | −842−1.2% | Reduced |
| Millennium Management LLC | 67,735 | $407.1K | 0.00% | −459,831−87.2% | Reduced |
| Simplex Trading, LLC | 68,869 | $413.0K | 0.01% | +34,072+97.9% | Added |
| Ashton Thomas Private Wealth, LLC | 70,292 | $422.5K | 0.02% | +70,292 | New |
| Franklin Resources Inc | 74,596 | $448.3K | 0.00% | +28,615+62.2% | Added |
| Susquehanna International Group, LLP | 79,045 | $475.1K | 0.00% | +48,950+162.7% | Added |
| KLP Kapitalforvaltning AS | 81,200 | $488.0K | 0.00% | +81,200 | New |
| Martingale Asset Management L P | 83,473 | $501.7K | 0.01% | +18,058+27.6% | Added |
| Swiss National Bank | 83,900 | $504.2K | 0.00% | 00.0% | Unchanged |
| Los Angeles Capital Management LLC | 87,843 | $527.9K | 0.00% | −17,300−16.5% | Reduced |
| Barclays PLC | 87,978 | $528.7K | 0.00% | +10,166+13.1% | Added |
| SummerHaven Investment Management, LLC | 93,804 | $563.8K | 0.35% | 00.0% | Unchanged |
| Aviva PLC | 94,165 | $565.9K | 0.00% | +18,887+25.1% | Added |
| Winton Group Ltd | 101,644 | $610.9K | 0.04% | −44,331−30.4% | Reduced |
| Wellington Management Group LLP | 120,225 | $722.6K | 0.00% | +8,028+7.2% | Added |
| Invesco Ltd. | 121,280 | $728.9K | 0.00% | −12,468−9.3% | Reduced |
| UBS Asset Management Americas Inc | 134,382 | $807.6K | 0.00% | +29,442+28.1% | Added |
| First Trust Advisors LP | 146,226 | $878.8K | 0.00% | −1,276−0.9% | Reduced |
| Nuveen Asset Management, LLC | 148,721 | $893.8K | 0.00% | 00.0% | Unchanged |
| LSV Asset Management | 161,988 | $974.0K | 0.00% | +55,600+52.3% | Added |
| Harbor Capital Advisors, Inc. | 168,478 | $1.01M | 0.04% | +5,772+3.5% | Added |
| Prudential Financial Inc | 188,970 | $1.14M | 0.00% | +77,400+69.4% | Added |
| Morgan Stanley | 251,654 | $1.51M | 0.00% | −71,840−22.2% | Reduced |
| Bank of New York Mellon Corp | 289,712 | $1.74M | 0.00% | +99,670+52.4% | Added |
| State of Wisconsin Investment Board | 302,905 | $1.82M | 0.00% | −11,172−3.6% | Reduced |
| Victory Capital Management Inc | 308,498 | $1.85M | 0.00% | +49,355+19.0% | Added |
| Segall Bryant & Hamill, LLC | 314,035 | $1.89M | 0.03% | −11,101−3.4% | Reduced |
| Goldman Sachs Group Inc | 341,593 | $2.05M | 0.00% | +84,774+33.0% | Added |
| Federated Hermes, Inc. | 360,931 | $2.17M | 0.00% | +9,075+2.6% | Added |
| Denali Advisors LLC | 378,544 | $2.27M | 0.24% | +139,354+58.3% | Added |
| Renaissance Technologies LLC | 417,436 | $2.51M | 0.00% | +293,836+237.7% | Added |
| Arrowstreet Capital, Limited Partnership | 431,773 | $2.59M | 0.00% | −375,059−46.5% | Reduced |
| Foundry Partners, LLC | 441,729 | $2.65M | 0.13% | +26,813+6.5% | Added |
| Charles Schwab Investment Management Inc | 462,188 | $2.78M | 0.00% | −45,074−8.9% | Reduced |
| Northern Trust Corp | 464,808 | $2.79M | 0.00% | +26,344+6.0% | Added |
| Uniplan Investment Counsel, Inc. | 500,989 | $3.01M | 0.28% | −5,400−1.1% | Reduced |
| Macquarie Group Ltd | 528,691 | $3.18M | 0.00% | +42,448+8.7% | Added |
| Legato Capital Management LLC | 532,441 | $3.20M | 0.42% | +65,800+14.1% | Added |
| General American Investors Co Inc | 539,738 | $3.24M | 0.23% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 589,620 | $3.54M | 0.00% | +94,490+19.1% | Added |
| D. E. Shaw & Co., Inc. | 592,660 | $3.56M | 0.00% | −87,853−12.9% | Reduced |
| Royce & Associates LP | 844,320 | $5.07M | 0.05% | −14,486−1.7% | Reduced |
| Jupiter Asset Management Ltd | 990,648 | $5.95M | 0.06% | 00.0% | Unchanged |
| Citadel Advisors LLC | 1,051,903 | $6.32M | 0.01% | −16,668−1.6% | Reduced |
| Geode Capital Management, LLC | 1,132,397 | $6.81M | 0.00% | +19,654+1.8% | Added |
| State Street Corp | 1,157,127 | $6.95M | 0.00% | +59,314+5.4% | Added |
| American Century Companies Inc | 1,271,972 | $7.64M | 0.00% | +114,270+9.9% | Added |
| Hotchkis & Wiley Capital Management LLC | 2,065,240 | $12.4M | 0.04% | +16,800+0.8% | Added |
| Dimensional Fund Advisors LP | 2,126,065 | $12.8M | 0.00% | +217,926+11.4% | Added |
| First Wilshire Securities Management Inc | 2,374,336 | $14.3M | 3.88% | −64,293−2.6% | Reduced |
| Vanguard Group Inc | 2,482,608 | $14.9M | 0.00% | −83,589−3.3% | Reduced |
| AltraVue Capital, LLC | 2,639,524 | $15.9M | 1.32% | +326,630+14.1% | Added |
| BlackRock, Inc. | 3,876,247 | $23.3M | 0.00% | −140,931−3.5% | Reduced |
| Kempen Capital Management N.V. | 0 | $0 | 0.00% | −924,812−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −68,796−100.0% | Sold out |
| Prosperity Wealth Management, Inc. | 0 | $0 | 0.00% | −56,480−100.0% | Sold out |
| CWA Asset Management Group, LLC | 0 | $0 | 0.00% | −49,259−100.0% | Sold out |
| TD Waterhouse Canada Inc. | 0 | $0 | 0.00% | −46,689−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −41,936−100.0% | Sold out |
| Advantage Alpha Capital Partners LP | 0 | $0 | 0.00% | −40,841−100.0% | Sold out |
| Cetera Investment Advisers | 0 | $0 | 0.00% | −24,900−100.0% | Sold out |
| GTS Securities LLC | 0 | $0 | 0.00% | −24,297−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −22,299−100.0% | Sold out |
| Inceptionr LLC | 0 | $0 | 0.00% | −13,760−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −13,328−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −13,220−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −12,654−100.0% | Sold out |
| Caxton Associates LP | 0 | $0 | 0.00% | −12,246−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −10,666−100.0% | Sold out |
| Gladius Capital Management LP | 0 | $0 | 0.00% | −3,245−100.0% | Sold out |
| Altshuler Shaham Ltd | 0 | $0 | 0.00% | −478−100.0% | Sold out |
| The PNC Financial Services Group, Inc. | 0 | $0 | 0.00% | −458−100.0% | Sold out |
| SRS Capital Advisors, Inc. | 0 | $0 | 0.00% | −217−100.0% | Sold out |
| Capital Performance Advisors LLP | 0 | $0 | 0.00% | −138−100.0% | Sold out |
| Avion Wealth | 0 | $0 | 0.00% | −108−100.0% | Sold out |
| Raymond James & Associates | – | – | – | – | Not filed |
| Washington Growth Strategies LLC | – | – | – | – | Not filed |