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, 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 | 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, 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 |
|---|---|---|---|---|---|
| Allianz Asset Management GmbH | 97,743 | $562.0K | 0.00% | +51,351+110.7% | Added |
| Ancora Advisors, LLC | 103,735 | $596.5K | 0.02% | 00.0% | Unchanged |
| Invesco Ltd. | 112,669 | $647.8K | 0.00% | +11,789+11.7% | Added |
| Simplex Trading, LLC | 120,086 | $690.0K | 0.03% | +120,086 | New |
| Nuveen Asset Management, LLC | 149,649 | $860.0K | 0.00% | −1,578−1.0% | Reduced |
| First Trust Advisors LP | 149,938 | $862.1K | 0.00% | −145,015−49.2% | Reduced |
| Janus Henderson Group PLC | 151,045 | $868.2K | 0.00% | +57,270+61.1% | Added |
| Ameriprise Financial Inc | 168,714 | $970.1K | 0.00% | +168,714 | New |
| Millennium Management LLC | 187,504 | $1.08M | 0.00% | +157,215+519.0% | Added |
| Arrowstreet Capital, Limited Partnership | 187,720 | $1.08M | 0.00% | −454,693−70.8% | Reduced |
| Victory Capital Management Inc | 216,537 | $1.25M | 0.00% | +19,496+9.9% | Added |
| Goldman Sachs Group Inc | 218,416 | $1.26M | 0.00% | −156,802−41.8% | Reduced |
| Credit Suisse AG | 233,708 | $1.34M | 0.00% | +18,626+8.7% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 235,772 | $1.36M | 0.00% | 00.0% | Unchanged |
| Uniplan Investment Counsel, Inc. | 253,428 | $1.46M | 0.10% | +160,661+173.2% | Added |
| Qube Research & Technologies Ltd | 264,786 | $1.52M | 0.01% | −402,419−60.3% | Reduced |
| General American Investors Co Inc | 277,589 | $1.60M | 0.15% | +68,185+32.6% | Added |
| Bank of New York Mellon Corp | 281,096 | $1.62M | 0.00% | −6,181−2.2% | Reduced |
| New York State Common Retirement Fund | 300,563 | $1.73M | 0.00% | −23,200−7.2% | Reduced |
| Charles Schwab Investment Management Inc | 311,278 | $1.79M | 0.00% | +2,563+0.8% | Added |
| Los Angeles Capital Management LLC | 372,103 | $2.14M | 0.01% | +146,586+65.0% | Added |
| American Century Companies Inc | 430,686 | $2.40M | 0.00% | +66,766+18.3% | Added |
| Price Jennifer C. | 458,700 | $2.64M | 0.84% | 00.0% | Unchanged |
| Northern Trust Corp | 467,958 | $2.69M | 0.00% | +29,784+6.8% | Added |
| Prudential Financial Inc | 575,170 | $3.31M | 0.01% | +225,750+64.6% | Added |
| Citadel Advisors LLC | 606,244 | $3.49M | 0.00% | +559,550+1,198.3% | Added |
| Bank of America Corp | 653,339 | $3.76M | 0.00% | +475,294+267.0% | Added |
| Principal Financial Group Inc | 702,992 | $4.04M | 0.00% | −67,454−8.8% | Reduced |
| Renaissance Technologies LLC | 704,636 | $4.05M | 0.01% | −343,690−32.8% | Reduced |
| Geode Capital Management, LLC | 834,570 | $4.80M | 0.00% | +31,859+4.0% | Added |
| Royce & Associates LP | 915,344 | $5.26M | 0.05% | +251,063+37.8% | Added |
| State Street Corp | 955,185 | $5.49M | 0.00% | −414,841−30.3% | Reduced |
| First Wilshire Securities Management Inc | 985,291 | $5.67M | 1.93% | +867,905+739.4% | Added |
| Morgan Stanley | 1,015,581 | $5.84M | 0.00% | −1,133−0.1% | Reduced |
| Dimensional Fund Advisors LP | 1,062,481 | $6.11M | 0.00% | −42,941−3.9% | Reduced |
| D. E. Shaw & Co., Inc. | 1,099,025 | $6.32M | 0.01% | −395,561−26.5% | Reduced |
| Jupiter Asset Management Ltd | 1,140,543 | $6.54M | 0.09% | +219,846+23.9% | Added |
| AltraVue Capital, LLC | 1,724,936 | $9.92M | 1.19% | −3,080−0.2% | Reduced |
| Kempen Capital Management N.V. | 2,224,407 | $12.8M | 0.24% | +331,052+17.5% | Added |
| Vanguard Group Inc | 2,247,399 | $12.9M | 0.00% | −23,021−1.0% | Reduced |
| Federated Hermes, Inc. | 2,812,685 | $16.2M | 0.04% | +2,249,296+399.2% | Added |
| BlackRock Inc. | 3,193,996 | $18.4M | 0.00% | −104,816−3.2% | Reduced |
| Norges Bank | 0 | $0 | 0.00% | −493,700−100.0% | Sold out |
| Cambria Investment Management, L.P. | 0 | $0 | 0.00% | −185,328−100.0% | Sold out |
| Hillsdale Investment Management Inc. | 0 | $0 | 0.00% | −159,905−100.0% | Sold out |
| Voloridge Investment Management, LLC | 0 | $0 | 0.00% | −158,747−100.0% | Sold out |
| Assenagon Asset Management S.A. | 0 | $0 | 0.00% | −142,021−100.0% | Sold out |
| Globeflex Capital L P | 0 | $0 | 0.00% | −138,893−100.0% | Sold out |
| Brandywine Global Investment Management, LLC | 0 | $0 | 0.00% | −116,137−100.0% | Sold out |
| Trexquant Investment LP | 0 | $0 | 0.00% | −58,059−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −52,612−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −32,800−100.0% | Sold out |
| Man Group plc | 0 | $0 | 0.00% | −24,655−100.0% | Sold out |
| Bailard, Inc. | 0 | $0 | 0.00% | −24,000−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −23,838−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −20,326−100.0% | Sold out |
| CSS LLC | 0 | $0 | 0.00% | −20,000−100.0% | Sold out |
| Fox Run Management, L.L.C. | 0 | $0 | 0.00% | −18,700−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −15,276−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −14,082−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −13,619−100.0% | Sold out |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −13,427−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −13,284−100.0% | Sold out |
| Rafferty Asset Management, LLC | 0 | $0 | 0.00% | −13,159−100.0% | Sold out |
| Cambridge Investment Research Advisors, Inc. | 0 | $0 | 0.00% | −13,014−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −5,278−100.0% | Sold out |
| Point72 Middle East FZE | 0 | $0 | 0.00% | −3,652−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −3,543−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −2,950−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −700−100.0% | Sold out |
| HM Payson & Co | 0 | $0 | 0.00% | −150−100.0% | Sold out |
| Allworth Financial LP | 0 | $0 | 0.00% | −113−100.0% | Sold out |
| Accurate Wealth Management, LLC | 0 | $0 | 0.00% | −50−100.0% | Sold out |
| Glassman Wealth Services | 0 | $0 | 0.00% | −48−100.0% | Sold out |
| Belpointe Asset Management LLC | 0 | $0 | 0.00% | −24−100.0% | Sold out |
| Massmutual Trust Co FSB | 0 | $0 | 0.00% | −38−100.0% | Sold out |
| CWM, LLC | 0 | $0 | 0.00% | −32−100.0% | Sold out |
| Ronald Blue Trust, Inc. | 0 | $0 | 0.00% | −33−100.0% | Sold out |
| IFP Advisors, Inc | 0 | $0 | 0.00% | −59−100.0% | Sold out |
| Gordian Capital Singapore Pte Ltd | 0 | $0 | 0.00% | −15−100.0% | Sold out |