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, Q1 2023
Institutional positions in Siga Technologies Inc as of Mar 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
- 142
- −18 vs. Q4 2022
- Shares held
- 31.7M
- +709.8K (+2.3%) vs. Q4 2022
- Total value
- $182.1M
- −$45.9M (−20.1%) vs. Q4 2022
- New holders
- 20
- 48 more added
- Sold out
- 38
- 47 more reduced
Compare with Q4 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, Q1 2023
Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q4 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 3,193,996 | $18.4M | 0.00% | −104,816−3.2% | Reduced |
| Federated Hermes, Inc. | 2,812,685 | $16.2M | 0.04% | +2,249,296+399.2% | Added |
| Vanguard Group Inc | 2,247,399 | $12.9M | 0.00% | −23,021−1.0% | Reduced |
| Kempen Capital Management N.V. | 2,224,407 | $12.8M | 0.24% | +331,052+17.5% | Added |
| AltraVue Capital, LLC | 1,724,936 | $9.92M | 1.19% | −3,080−0.2% | Reduced |
| Jupiter Asset Management Ltd | 1,140,543 | $6.54M | 0.09% | +219,846+23.9% | Added |
| D. E. Shaw & Co., Inc. | 1,099,025 | $6.32M | 0.01% | −395,561−26.5% | Reduced |
| Dimensional Fund Advisors LP | 1,062,481 | $6.11M | 0.00% | −42,941−3.9% | Reduced |
| Morgan Stanley | 1,015,581 | $5.84M | 0.00% | −1,133−0.1% | Reduced |
| First Wilshire Securities Management Inc | 985,291 | $5.67M | 1.93% | +867,905+739.4% | Added |
| State Street Corp | 955,185 | $5.49M | 0.00% | −414,841−30.3% | Reduced |
| Royce & Associates LP | 915,344 | $5.26M | 0.05% | +251,063+37.8% | Added |
| Geode Capital Management, LLC | 834,570 | $4.80M | 0.00% | +31,859+4.0% | Added |
| Renaissance Technologies LLC | 704,636 | $4.05M | 0.01% | −343,690−32.8% | Reduced |
| Principal Financial Group Inc | 702,992 | $4.04M | 0.00% | −67,454−8.8% | Reduced |
| Bank of America Corp | 653,339 | $3.76M | 0.00% | +475,294+267.0% | Added |
| Citadel Advisors LLC | 606,244 | $3.49M | 0.00% | +559,550+1,198.3% | Added |
| Prudential Financial Inc | 575,170 | $3.31M | 0.01% | +225,750+64.6% | Added |
| Northern Trust Corp | 467,958 | $2.69M | 0.00% | +29,784+6.8% | Added |
| Price Jennifer C. | 458,700 | $2.64M | 0.84% | 00.0% | Unchanged |
| American Century Companies Inc | 430,686 | $2.40M | 0.00% | +66,766+18.3% | Added |
| Los Angeles Capital Management LLC | 372,103 | $2.14M | 0.01% | +146,586+65.0% | Added |
| Charles Schwab Investment Management Inc | 311,278 | $1.79M | 0.00% | +2,563+0.8% | Added |
| New York State Common Retirement Fund | 300,563 | $1.73M | 0.00% | −23,200−7.2% | Reduced |
| Bank of New York Mellon Corp | 281,096 | $1.62M | 0.00% | −6,181−2.2% | Reduced |
| General American Investors Co Inc | 277,589 | $1.60M | 0.15% | +68,185+32.6% | Added |
| Qube Research & Technologies Ltd | 264,786 | $1.52M | 0.01% | −402,419−60.3% | Reduced |
| Uniplan Investment Counsel, Inc. | 253,428 | $1.46M | 0.10% | +160,661+173.2% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 235,772 | $1.36M | 0.00% | 00.0% | Unchanged |
| Credit Suisse AG | 233,708 | $1.34M | 0.00% | +18,626+8.7% | Added |
| Goldman Sachs Group Inc | 218,416 | $1.26M | 0.00% | −156,802−41.8% | Reduced |
| Victory Capital Management Inc | 216,537 | $1.25M | 0.00% | +19,496+9.9% | Added |
| Arrowstreet Capital, Limited Partnership | 187,720 | $1.08M | 0.00% | −454,693−70.8% | Reduced |
| Millennium Management LLC | 187,504 | $1.08M | 0.00% | +157,215+519.0% | Added |
| Ameriprise Financial Inc | 168,714 | $970.1K | 0.00% | +168,714 | New |
| Janus Henderson Group PLC | 151,045 | $868.2K | 0.00% | +57,270+61.1% | Added |
| First Trust Advisors LP | 149,938 | $862.1K | 0.00% | −145,015−49.2% | Reduced |
| Nuveen Asset Management, LLC | 149,649 | $860.0K | 0.00% | −1,578−1.0% | Reduced |
| Simplex Trading, LLC | 120,086 | $690.0K | 0.03% | +120,086 | New |
| Invesco Ltd. | 112,669 | $647.8K | 0.00% | +11,789+11.7% | Added |
| Ancora Advisors, LLC | 103,735 | $596.5K | 0.02% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 97,743 | $562.0K | 0.00% | +51,351+110.7% | Added |
| Swiss National Bank | 94,500 | $543.4K | 0.00% | −10,600−10.1% | Reduced |
| STRS Ohio | 93,000 | $534.0K | 0.00% | +31,400+51.0% | Added |
| New York Life Investment Management LLC | 82,590 | $474.9K | 0.01% | +82,590 | New |
| Two Sigma Investments, LP | 80,844 | $464.9K | 0.00% | −688,568−89.5% | Reduced |
| Jennison Associates LLC | 79,111 | $454.9K | 0.00% | +79,111 | New |
| Pasadena Private Wealth, LLC | 77,818 | $447.5K | 0.13% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 74,265 | $427.0K | 0.00% | +21,233+40.0% | Added |
| HRT Financial LP | 68,986 | $396.0K | 0.00% | +68,986 | New |
| UBS Asset Management Americas Inc | 68,740 | $395.3K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 67,900 | $390.4K | 0.00% | 00.0% | Unchanged |
| Exchange Traded Concepts, LLC | 66,745 | $383.8K | 0.01% | +14,925+28.8% | Added |
| Martingale Asset Management L P | 63,737 | $366.5K | 0.01% | +13,185+26.1% | Added |
| Rhumbline Advisers | 62,925 | $362.0K | 0.00% | +2,357+3.9% | Added |
| SummerHaven Investment Management, LLC | 62,809 | $361.2K | 0.21% | +2,773+4.6% | Added |
| DekaBank Deutsche Girozentrale | 57,254 | $332.0K | 0.00% | 00.0% | Unchanged |
| California State Teachers Retirement System | 55,945 | $321.7K | 0.00% | −932−1.6% | Reduced |
| TRUE Private Wealth Advisors | 54,114 | $311.2K | 0.05% | 00.0% | Unchanged |
| James Investment Research Inc | 53,546 | $308.0K | 0.04% | +246+0.5% | Added |
| NinePointTwo Capital | 48,386 | $278.0K | 0.10% | +30,754+174.4% | Added |
| Gotham Asset Management, LLC | 42,155 | $242.4K | 0.01% | −199,788−82.6% | Reduced |
| JPMorgan Chase & Co | 38,920 | $224.0K | 0.00% | −17,179−30.6% | Reduced |
| Jane Street Group, LLC | 38,670 | $222.4K | 0.00% | +1,727+4.7% | Added |
| State of Wisconsin Investment Board | 38,108 | $219.1K | 0.00% | −4,241−10.0% | Reduced |
| Susquehanna Fundamental Investments, LLC | 36,659 | $210.8K | 0.00% | −4,218−10.3% | Reduced |
| HSBC Holdings PLC | 33,270 | $191.6K | 0.00% | +33,270 | New |
| State of Wyoming | 33,167 | $190.7K | 0.06% | +20,948+171.4% | Added |
| Wells Fargo & Company | 32,947 | $189.4K | 0.00% | +15,323+86.9% | Added |
| UBS Group AG | 31,712 | $182.3K | 0.00% | +21,808+220.2% | Added |
| Hussman Strategic Advisors, Inc. | 31,000 | $178.3K | 0.03% | 00.0% | Unchanged |
| Deutsche Bank AG | 30,372 | $174.6K | 0.00% | +3,797+14.3% | Added |
| Allspring Global Investments Holdings, LLC | 29,138 | $167.5K | 0.00% | +4,308+17.3% | Added |
| ExodusPoint Capital Management, LP | 29,055 | $167.0K | 0.00% | +29,055 | New |
| MetLife Investment Management | 28,561 | $164.2K | 0.00% | 00.0% | Unchanged |
| Franklin Resources Inc | 27,238 | $156.6K | 0.00% | +66+0.2% | Added |
| Price T Rowe Associates Inc | 24,998 | $144.0K | 0.00% | +735+3.0% | Added |
| Davenport & Co LLC | 25,000 | $143.8K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 24,851 | $142.9K | 0.00% | −140,844−85.0% | Reduced |
| Raymond James & Associates | 24,183 | $139.1K | 0.00% | −4,873−16.8% | Reduced |
| ETF Managers Group, LLC | 23,952 | $137.7K | 0.00% | −47,128−66.3% | Reduced |
| American International Group, Inc. | 22,734 | $130.7K | 0.00% | +452+2.0% | Added |
| Caxton Associates LP | 22,477 | $129.2K | 0.02% | +22,477 | New |
| Cubist Systematic Strategies, LLC | 22,197 | $127.6K | 0.00% | −321,892−93.5% | Reduced |
| BNP Paribas Arbitrage, SA | 21,915 | $126.0K | 0.00% | +7,301+50.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 21,552 | $123.9K | 0.00% | −47−0.2% | Reduced |
| Campbell & CO Investment Adviser LLC | 20,247 | $116.4K | 0.02% | +20,247 | New |
| Metis Global Partners, LLC | 20,164 | $115.9K | 0.01% | 00.0% | Unchanged |
| Eqis Capital Management, Inc. | 19,621 | $112.8K | 0.01% | +19,621 | New |
| Virginia Retirement Systems Et Al | 19,600 | $112.7K | 0.00% | −2,400−10.9% | Reduced |
| Legal & General Group Plc | 19,342 | $111.2K | 0.00% | +1,030+5.6% | Added |
| Commonwealth Equity Services, LLC | 19,198 | $110.0K | 0.00% | +8,412+78.0% | Added |
| State of Tennessee, Treasury Department | 19,046 | $109.5K | 0.00% | +19,046 | New |
| Euclidean Technologies Management, LLC | 18,980 | $109.1K | 0.10% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 18,706 | $107.6K | 0.00% | −675−3.5% | Reduced |
| Balyasny Asset Management LLC | 18,357 | $105.6K | 0.00% | −13,199−41.8% | Reduced |
| Voya Investment Management LLC | 18,140 | $104.3K | 0.00% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 16,067 | $92.0K | 0.00% | −19,451−54.8% | Reduced |
| AQR Capital Management LLC | 14,743 | $84.8K | 0.00% | −1,050−6.6% | Reduced |
| Teacher Retirement System of Texas | 13,497 | $78.0K | 0.00% | −60,063−81.7% | Reduced |