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, Q3 2022
Institutional positions in Siga Technologies Inc as of Sep 30, 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
- 155
- +14 vs. Q2 2022
- Shares held
- 28.8M
- +2.87M (+11.1%) vs. Q2 2022
- Total value
- $296.8M
- −$4.06M (−1.4%) vs. Q2 2022
- New holders
- 41
- 50 more added
- Sold out
- 27
- 45 more reduced
1 institution that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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 | 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, Q3 2022
Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Arrowstreet Capital, Limited Partnership | 67,560 | $696.0K | 0.00% | +34,137+102.1% | Added |
| Alliancebernstein L.P. | 67,900 | $699.0K | 0.00% | −16,727−19.8% | Reduced |
| UBS Asset Management Americas Inc | 68,740 | $708.0K | 0.00% | −10,214−12.9% | Reduced |
| Marshall Wace, LLP | 70,273 | $724.0K | 0.00% | −807,856−92.0% | Reduced |
| SG Americas Securities, LLC | 72,830 | $750.0K | 0.01% | +58,558+410.3% | Added |
| Teacher Retirement System of Texas | 72,994 | $752.0K | 0.01% | −144,168−66.4% | Reduced |
| Susquehanna Fundamental Investments, LLC | 76,600 | $789.0K | 0.01% | +76,600 | New |
| Uniplan Investment Counsel, Inc. | 92,379 | $951.0K | 0.07% | −11,032−10.7% | Reduced |
| Bank of America Corp | 96,357 | $992.0K | 0.00% | +77,562+412.7% | Added |
| First Trust Advisors LP | 96,904 | $998.0K | 0.00% | +96,904 | New |
| BNP Paribas Arbitrage, SA | 99,773 | $1.03M | 0.00% | +89,177+841.6% | Added |
| Invesco Ltd. | 100,243 | $1.03M | 0.00% | −119,246−54.3% | Reduced |
| Janus Henderson Group PLC | 100,943 | $1.04M | 0.00% | +20.0% | Added |
| Swiss National Bank | 105,100 | $1.08M | 0.00% | 00.0% | Unchanged |
| Cambria Investment Management, L.P. | 114,048 | $1.18M | 0.13% | +87,973+337.4% | Added |
| ExodusPoint Capital Management, LP | 117,074 | $1.21M | 0.02% | +117,074 | New |
| First Wilshire Securities Management Inc | 118,577 | $1.22M | 0.49% | −43,162−26.7% | Reduced |
| Ancora Advisors, LLC | 119,735 | $1.23M | 0.04% | +10,000+9.1% | Added |
| Verition Fund Management LLC | 120,000 | $1.24M | 0.02% | +120,000 | New |
| Sculptor Capital LP | 130,100 | $1.34M | 0.02% | +130,100 | New |
| Globeflex Capital L P | 138,893 | $1.43M | 0.25% | 00.0% | Unchanged |
| Citadel Advisors LLC | 151,289 | $1.56M | 0.00% | +151,289 | New |
| Jupiter Asset Management Ltd | 157,602 | $1.62M | 0.03% | +157,602 | New |
| Nuveen Asset Management, LLC | 158,830 | $1.64M | 0.00% | −3,460−2.1% | Reduced |
| Hillsdale Investment Management Inc. | 159,905 | $1.65M | 0.15% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 187,852 | $1.94M | 0.00% | +86,714+85.7% | Added |
| Trexquant Investment LP | 190,471 | $1.96M | 0.07% | +190,471 | New |
| Credit Suisse AG | 200,111 | $2.06M | 0.00% | −68,051−25.4% | Reduced |
| Bank of New York Mellon Corp | 226,161 | $2.33M | 0.00% | +13,047+6.1% | Added |
| Legato Capital Management LLC | 271,380 | $2.79M | 0.72% | −137,930−33.7% | Reduced |
| New York State Common Retirement Fund | 283,619 | $2.92M | 0.00% | −47,567−14.4% | Reduced |
| Connor, Clark & Lunn Investment Management Ltd. | 288,883 | $2.98M | 0.02% | −960.0% | Reduced |
| Charles Schwab Investment Management Inc | 304,438 | $3.14M | 0.00% | +183,855+152.5% | Added |
| Gotham Asset Management, LLC | 311,292 | $3.21M | 0.10% | +311,292 | New |
| Royce & Associates LP | 327,027 | $3.37M | 0.04% | +198,345+154.1% | Added |
| Barclays PLC | 349,341 | $3.60M | 0.00% | +343,103+5,500.2% | Added |
| Price Jennifer C. | 382,400 | $3.94M | 0.81% | −422,159−52.5% | Reduced |
| Voloridge Investment Management, LLC | 394,671 | $4.07M | 0.02% | −11,085−2.7% | Reduced |
| American Century Companies Inc | 402,391 | $4.14M | 0.00% | +190,156+89.6% | Added |
| Northern Trust Corp | 445,126 | $4.58M | 0.00% | −2,462−0.6% | Reduced |
| Cubist Systematic Strategies, LLC | 582,942 | $6.00M | 0.04% | +256,302+78.5% | Added |
| Principal Financial Group Inc | 696,866 | $7.18M | 0.01% | +696,866 | New |
| Morgan Stanley | 734,548 | $7.57M | 0.00% | +489,014+199.2% | Added |
| Geode Capital Management, LLC | 782,359 | $8.06M | 0.00% | −3,615−0.5% | Reduced |
| Kempen Capital Management N.V. | 783,184 | $8.07M | 0.32% | −678,687−46.4% | Reduced |
| Two Sigma Investments, LP | 994,041 | $10.2M | 0.04% | +325,837+48.8% | Added |
| Qube Research & Technologies Ltd | 1,077,668 | $11.1M | 0.07% | +1,048,721+3,622.9% | Added |
| Dimensional Fund Advisors LP | 1,113,186 | $11.5M | 0.00% | −24,846−2.2% | Reduced |
| AltraVue Capital, LLC | 1,457,536 | $15.0M | 2.24% | −404,940−21.7% | Reduced |
| State Street Corp | 1,514,105 | $15.6M | 0.00% | +521,261+52.5% | Added |
| D. E. Shaw & Co., Inc. | 2,201,993 | $22.7M | 0.04% | −1,014,535−31.5% | Reduced |
| Vanguard Group Inc | 2,228,809 | $23.0M | 0.00% | +69,423+3.2% | Added |
| Renaissance Technologies LLC | 2,353,247 | $24.2M | 0.03% | +1,715,736+269.1% | Added |
| BlackRock Inc. | 3,201,820 | $33.0M | 0.00% | −217,513−6.4% | Reduced |
| IFP Advisors, Inc | 442 | – | – | −3−0.7% | Reduced |
| Two Sigma Advisers, LP | 0 | $0 | 0.00% | −256,300−100.0% | Sold out |
| EAM Global Investors LLC | 0 | $0 | 0.00% | −159,135−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −133,327−100.0% | Sold out |
| EAM Investors, LLC | 0 | $0 | 0.00% | −108,941−100.0% | Sold out |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 0 | $0 | 0.00% | −53,677−100.0% | Sold out |
| Timelo Investment Management Inc. | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −44,291−100.0% | Sold out |
| Los Angeles Capital Management LLC | 0 | $0 | 0.00% | −37,084−100.0% | Sold out |
| Alberta Investment Management Corp | 0 | $0 | 0.00% | −34,333−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −33,778−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −31,870−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | – | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −28,292−100.0% | Sold out |
| Westwood Holdings Group Inc. | 0 | $0 | 0.00% | −24,097−100.0% | Sold out |
| Two Sigma Securities, LLC | 0 | $0 | 0.00% | −20,635−100.0% | Sold out |
| Regions Financial Corp | 0 | $0 | 0.00% | −20,497−100.0% | Sold out |
| Ci Investments Inc. | 0 | $0 | 0.00% | −18,200−100.0% | Sold out |
| Martingale Asset Management L P | 0 | $0 | 0.00% | −13,977−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −13,204−100.0% | Sold out |
| Bailard, Inc. | 0 | $0 | 0.00% | −13,100−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −12,265−100.0% | Sold out |
| Independent Financial Group, LLC | 0 | $0 | 0.00% | −11,759−100.0% | Sold out |
| Bank of Nova Scotia | 0 | $0 | 0.00% | −10,842−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −10,318−100.0% | Sold out |
| Difesa Capital Management, LP | 0 | $0 | 0.00% | −10,000−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Total Clarity Wealth Management, Inc. | 0 | $0 | 0.00% | −250−100.0% | Sold out |
| Friess Associates LLC | – | – | – | – | Not filed |