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 2022
Institutional positions in Siga Technologies Inc as of Dec 31, 2022. 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
- 160
- +7 vs. Q3 2022
- Shares held
- 31.0M
- +2.16M (+7.5%) vs. Q3 2022
- Total value
- $227.9M
- −$68.8M (−23.2%) vs. Q3 2022
- New holders
- 31
- 50 more added
- Sold out
- 24
- 50 more reduced
2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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 2022
Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 3,298,812 | $24.3M | 0.00% | +96,992+3.0% | Added |
| Vanguard Group Inc | 2,270,420 | $16.7M | 0.00% | +41,611+1.9% | Added |
| Kempen Capital Management N.V. | 1,893,355 | $13.9M | 0.41% | +1,110,171+141.8% | Added |
| AltraVue Capital, LLC | 1,728,016 | $12.7M | 1.78% | +270,480+18.6% | Added |
| D. E. Shaw & Co., Inc. | 1,494,586 | $11.0M | 0.02% | −707,407−32.1% | Reduced |
| State Street Corp | 1,370,026 | $10.1M | 0.00% | −144,079−9.5% | Reduced |
| Dimensional Fund Advisors LP | 1,105,422 | $8.14M | 0.00% | −7,764−0.7% | Reduced |
| Renaissance Technologies LLC | 1,048,326 | $7.72M | 0.01% | −1,304,921−55.5% | Reduced |
| Morgan Stanley | 1,016,714 | $7.48M | 0.00% | +282,166+38.4% | Added |
| Jupiter Asset Management Ltd | 920,697 | $6.77M | 0.10% | +763,095+484.2% | Added |
| Geode Capital Management, LLC | 802,711 | $5.91M | 0.00% | +20,352+2.6% | Added |
| Principal Financial Group Inc | 770,446 | $5.67M | 0.00% | +73,580+10.6% | Added |
| Two Sigma Investments, LP | 769,412 | $5.66M | 0.02% | −224,629−22.6% | Reduced |
| Qube Research & Technologies Ltd | 667,205 | $4.91M | 0.03% | −410,463−38.1% | Reduced |
| Royce & Associates LP | 664,281 | $4.89M | 0.05% | +337,254+103.1% | Added |
| Arrowstreet Capital, Limited Partnership | 642,413 | $4.73M | 0.01% | +574,853+850.9% | Added |
| Federated Hermes, Inc. | 563,389 | $4.15M | 0.01% | +563,389 | New |
| Norges Bank | 493,700 | $3.63M | 0.00% | +493,700 | New |
| Price Jennifer C. | 458,700 | $3.38M | 0.81% | +76,300+20.0% | Added |
| Northern Trust Corp | 438,174 | $3.22M | 0.00% | −6,952−1.6% | Reduced |
| Goldman Sachs Group Inc | 375,218 | $2.76M | 0.00% | +187,366+99.7% | Added |
| American Century Companies Inc | 363,920 | $2.68M | 0.00% | −38,471−9.6% | Reduced |
| Prudential Financial Inc | 349,420 | $2.57M | 0.00% | +349,420 | New |
| Cubist Systematic Strategies, LLC | 344,089 | $2.53M | 0.02% | −238,853−41.0% | Reduced |
| New York State Common Retirement Fund | 323,763 | $2.38M | 0.00% | +40,144+14.2% | Added |
| Charles Schwab Investment Management Inc | 308,715 | $2.27M | 0.00% | +4,277+1.4% | Added |
| First Trust Advisors LP | 294,953 | $2.17M | 0.00% | +198,049+204.4% | Added |
| Bank of New York Mellon Corp | 287,277 | $2.11M | 0.00% | +61,116+27.0% | Added |
| Two Sigma Advisers, LP | 249,900 | $1.84M | 0.01% | +249,900 | New |
| Gotham Asset Management, LLC | 241,943 | $1.78M | 0.05% | −69,349−22.3% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 235,772 | $1.74M | 0.00% | +235,772 | New |
| Los Angeles Capital Management LLC | 225,517 | $1.66M | 0.01% | +225,517 | New |
| Credit Suisse AG | 215,082 | $1.58M | 0.00% | +14,971+7.5% | Added |
| General American Investors Co Inc | 209,404 | $1.54M | 0.15% | +209,404 | New |
| Victory Capital Management Inc | 197,041 | $1.45M | 0.00% | +138,648+237.4% | Added |
| Cambria Investment Management, L.P. | 185,328 | $1.36M | 0.11% | +71,280+62.5% | Added |
| Bank of America Corp | 178,045 | $1.31M | 0.00% | +81,688+84.8% | Added |
| Barclays PLC | 165,695 | $1.22M | 0.00% | −183,646−52.6% | Reduced |
| Hillsdale Investment Management Inc. | 159,905 | $1.18M | 0.10% | 00.0% | Unchanged |
| Voloridge Investment Management, LLC | 158,747 | $1.17M | 0.01% | −235,924−59.8% | Reduced |
| Nuveen Asset Management, LLC | 151,227 | $1.11M | 0.00% | −7,603−4.8% | Reduced |
| Assenagon Asset Management S.A. | 142,021 | $1.04M | 0.00% | +142,021 | New |
| Globeflex Capital L P | 138,893 | $1.02M | 0.13% | 00.0% | Unchanged |
| First Wilshire Securities Management Inc | 117,386 | $864.0K | 0.30% | −1,191−1.0% | Reduced |
| Brandywine Global Investment Management, LLC | 116,137 | $854.8K | 0.01% | +116,137 | New |
| Swiss National Bank | 105,100 | $773.5K | 0.00% | 00.0% | Unchanged |
| Ancora Advisors, LLC | 103,735 | $763.0K | 0.02% | −16,000−13.4% | Reduced |
| Invesco Ltd. | 100,880 | $742.5K | 0.00% | +637+0.6% | Added |
| Janus Henderson Group PLC | 93,775 | $690.1K | 0.00% | −7,168−7.1% | Reduced |
| Uniplan Investment Counsel, Inc. | 92,767 | $682.0K | 0.05% | +388+0.4% | Added |
| Pasadena Private Wealth, LLC | 77,818 | $572.7K | 0.18% | +36,224+87.1% | Added |
| Teacher Retirement System of Texas | 73,560 | $541.0K | 0.00% | +566+0.8% | Added |
| ETF Managers Group, LLC | 71,080 | $523.1K | 0.02% | +49,531+229.9% | Added |
| UBS Asset Management Americas Inc | 68,740 | $505.9K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 67,900 | $499.7K | 0.00% | 00.0% | Unchanged |
| STRS Ohio | 61,600 | $453.0K | 0.00% | +5,100+9.0% | Added |
| Rhumbline Advisers | 60,568 | $446.0K | 0.00% | +1,032+1.7% | Added |
| SummerHaven Investment Management, LLC | 60,036 | $441.9K | 0.26% | +1,234+2.1% | Added |
| Trexquant Investment LP | 58,059 | $427.3K | 0.01% | −132,412−69.5% | Reduced |
| California State Teachers Retirement System | 56,877 | $418.6K | 0.00% | −207−0.4% | Reduced |
| DekaBank Deutsche Girozentrale | 57,254 | $416.0K | 0.00% | +27,254+90.8% | Added |
| JPMorgan Chase & Co | 56,099 | $413.0K | 0.00% | +5,223+10.3% | Added |
| TRUE Private Wealth Advisors | 54,114 | $398.3K | 0.06% | 00.0% | Unchanged |
| James Investment Research Inc | 53,300 | $392.0K | 0.05% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 53,032 | $390.3K | 0.00% | +1,189+2.3% | Added |
| Marshall Wace, LLP | 52,612 | $387.2K | 0.00% | −17,661−25.1% | Reduced |
| Exchange Traded Concepts, LLC | 51,820 | $381.4K | 0.01% | +17,953+53.0% | Added |
| Martingale Asset Management L P | 50,552 | $372.1K | 0.01% | +50,552 | New |
| Citadel Advisors LLC | 46,694 | $343.7K | 0.00% | −104,595−69.1% | Reduced |
| Allianz Asset Management GmbH | 46,392 | $341.4K | 0.00% | +46,392 | New |
| State of Wisconsin Investment Board | 42,349 | $311.7K | 0.00% | −2,843−6.3% | Reduced |
| Susquehanna Fundamental Investments, LLC | 40,877 | $300.9K | 0.01% | −35,723−46.6% | Reduced |
| Jane Street Group, LLC | 36,943 | $271.9K | 0.00% | −14,387−28.0% | Reduced |
| SG Americas Securities, LLC | 35,518 | $261.0K | 0.00% | −37,312−51.2% | Reduced |
| Russell Investments Group, Ltd. | 32,800 | $241.4K | 0.00% | +32,800 | New |
| Balyasny Asset Management LLC | 31,556 | $232.3K | 0.00% | +31,556 | New |
| Hussman Strategic Advisors, Inc. | 31,000 | $228.2K | 0.04% | 00.0% | Unchanged |
| Millennium Management LLC | 30,289 | $223.0K | 0.00% | +6,549+27.6% | Added |
| Raymond James & Associates | 29,056 | $213.9K | 0.00% | −31,389−51.9% | Reduced |
| MetLife Investment Management | 28,561 | $210.2K | 0.00% | 00.0% | Unchanged |
| Franklin Resources Inc | 27,172 | $200.0K | 0.00% | +12,753+88.4% | Added |
| Deutsche Bank AG | 26,575 | $195.6K | 0.00% | +4,960+22.9% | Added |
| Davenport & Co LLC | 25,000 | $184.0K | 0.00% | −5,000−16.7% | Reduced |
| Allspring Global Investments Holdings, LLC | 24,830 | $182.7K | 0.00% | −543−2.1% | Reduced |
| Man Group plc | 24,655 | $181.5K | 0.00% | +24,655 | New |
| Price T Rowe Associates Inc | 24,263 | $179.0K | 0.00% | +756+3.2% | Added |
| Bailard, Inc. | 24,000 | $176.6K | 0.01% | +24,000 | New |
| Alps Advisors Inc | 23,838 | $175.4K | 0.00% | +79+0.3% | Added |
| American International Group, Inc. | 22,282 | $164.0K | 0.00% | −81−0.4% | Reduced |
| Virginia Retirement Systems Et Al | 22,000 | $161.9K | 0.00% | −100−0.5% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 21,599 | $159.0K | 0.00% | +26+0.1% | Added |
| Squarepoint Ops LLC | 20,326 | $149.6K | 0.00% | −3,686−15.4% | Reduced |
| Metis Global Partners, LLC | 20,164 | $148.4K | 0.01% | +20,164 | New |
| CSS LLC | 20,000 | $147.2K | 0.01% | +20,000 | New |
| Manufacturers Life Insurance Company, The | 19,381 | $142.6K | 0.00% | −521−2.6% | Reduced |
| Euclidean Technologies Management, LLC | 18,980 | $139.7K | 0.13% | +18,980 | New |
| Fox Run Management, L.L.C. | 18,700 | $137.6K | 0.06% | +18,700 | New |
| Legal & General Group Plc | 18,312 | $134.8K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 18,140 | $133.5K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 17,624 | $129.7K | 0.00% | −953−5.1% | Reduced |