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 2021
Institutional positions in Siga Technologies Inc as of Sep 30, 2021. 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
- 104
- +3 vs. Q2 2021
- Shares held
- 21.6M
- +1.21M (+5.9%) vs. Q2 2021
- Total value
- $159.6M
- +$31.4M (+24.5%) vs. Q2 2021
- New holders
- 19
- 37 more added
- Sold out
- 16
- 28 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: 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 2021
Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Price Michael F | 1,205,900 | $8.91M | 1.03% | 00.0% | Unchanged |
| Vanguard Group Inc | 2,237,774 | $16.5M | 0.00% | −134,905−5.7% | Reduced |
| AltraVue Capital, LLC | 2,500,776 | $18.5M | 2.73% | +512,030+25.7% | Added |
| BlackRock Inc. | 4,097,003 | $30.3M | 0.00% | +164,097+4.2% | Added |
| State Board of Administration of Florida Retirement System | 0 | $0 | 0.00% | −99,496−100.0% | Sold out |
| ExodusPoint Capital Management, LP | 0 | $0 | 0.00% | −61,199−100.0% | Sold out |
| Nantahala Capital Management, LLC | 0 | $0 | 0.00% | −49,605−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −37,962−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −26,091−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −22,401−100.0% | Sold out |
| Mutual Advisors, LLC | 0 | $0 | 0.00% | −20,546−100.0% | Sold out |
| Federated Hermes, Inc. | 0 | $0 | 0.00% | −15,053−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −13,297−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −13,354−100.0% | Sold out |
| FinTrust Capital Advisors, LLC | 0 | $0 | 0.00% | −5,000−100.0% | Sold out |
| Advisory Services Network, LLC | 0 | $0 | 0.00% | −4,000−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −1,200−100.0% | Sold out |
| Panagora Asset Management Inc | 0 | $0 | 0.00% | −806−100.0% | Sold out |
| First Horizon Advisors, Inc. | 0 | $0 | 0.00% | −111−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Elmwood Wealth Management, Inc. | – | – | – | – | Not filed |