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 2022
Institutional positions in Siga Technologies Inc as of Mar 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
- 110
- −6 vs. Q4 2021
- Shares held
- 21.2M
- −950.1K (−4.3%) vs. Q4 2021
- Total value
- $150.5M
- −$16.2M (−9.7%) vs. Q4 2021
- New holders
- 11
- 28 more added
- Sold out
- 17
- 45 more reduced
Compare with Q4 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 | 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 2022
Shares, value and share of portfolio for each institution holding Siga Technologies Inc; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 3,587,855 | $25.4M | 0.00% | −137,468−3.7% | Reduced |
| AltraVue Capital, LLC | 2,471,966 | $17.5M | 2.38% | −27,260−1.1% | Reduced |
| Vanguard Group Inc | 2,234,517 | $15.8M | 0.00% | −1610.0% | Reduced |
| Kempen Capital Management N.V. | 1,376,982 | $9.76M | 0.30% | +224,423+19.5% | Added |
| Price Michael F | 1,148,577 | $8.14M | 0.96% | 00.0% | Unchanged |
| State Street Corp | 1,064,207 | $7.54M | 0.00% | +17,145+1.6% | Added |
| Dimensional Fund Advisors LP | 952,634 | $6.75M | 0.00% | +44,801+4.9% | Added |
| Geode Capital Management, LLC | 813,992 | $5.77M | 0.00% | +6,925+0.9% | Added |
| Renaissance Technologies LLC | 685,314 | $4.86M | 0.01% | −208,190−23.3% | Reduced |
| Legato Capital Management LLC | 542,010 | $3.84M | 0.78% | 00.0% | Unchanged |
| Royce & Associates LP | 453,360 | $3.21M | 0.03% | −88,154−16.3% | Reduced |
| Northern Trust Corp | 435,966 | $3.09M | 0.00% | −19,924−4.4% | Reduced |
| New York State Common Retirement Fund | 430,053 | $3.05M | 0.00% | +560.0% | Added |
| Allspring Global Investments Holdings, LLC | 272,141 | $1.93M | 0.00% | −195,629−41.8% | Reduced |
| Credit Suisse AG | 251,186 | $1.78M | 0.00% | +64,638+34.6% | Added |
| Bank of New York Mellon Corp | 225,277 | $1.60M | 0.00% | +4,555+2.1% | Added |
| Davenport & Co LLC | 219,077 | $1.55M | 0.01% | 00.0% | Unchanged |
| Globeflex Capital L P | 185,535 | $1.31M | 0.27% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 173,172 | $1.23M | 0.00% | −126,178−42.2% | Reduced |
| Nuveen Asset Management, LLC | 169,580 | $1.20M | 0.00% | +1,796+1.1% | Added |
| Los Angeles Capital Management LLC | 166,025 | $1.18M | 0.00% | +20,209+13.9% | Added |
| Hillsdale Investment Management Inc. | 159,905 | $1.13M | 0.07% | +159,905 | New |
| D. E. Shaw & Co., Inc. | 144,206 | $1.02M | 0.00% | −3,129−2.1% | Reduced |
| Charles Schwab Investment Management Inc | 126,333 | $896.0K | 0.00% | +3,804+3.1% | Added |
| Goldman Sachs Group Inc | 126,122 | $894.0K | 0.00% | −165,882−56.8% | Reduced |
| Citadel Advisors LLC | 122,327 | $867.0K | 0.00% | +99,227+429.6% | Added |
| Swiss National Bank | 105,100 | $745.0K | 0.00% | +6,000+6.1% | Added |
| UBS Asset Management Americas Inc | 101,841 | $722.1K | 0.00% | +40,586+66.3% | Added |
| STRS Ohio | 98,100 | $695.0K | 0.00% | −4,400−4.3% | Reduced |
| Ancora Advisors, LLC | 94,135 | $667.0K | 0.02% | 00.0% | Unchanged |
| Wells Fargo & Company | 93,426 | $662.0K | 0.00% | −173,726−65.0% | Reduced |
| Morgan Stanley | 90,619 | $642.0K | 0.00% | −19,695−17.9% | Reduced |
| Invesco Ltd. | 88,798 | $630.0K | 0.00% | +9,241+11.6% | Added |
| American Century Companies Inc | 87,308 | $619.0K | 0.00% | +24,550+39.1% | Added |
| Man Group plc | 84,253 | $597.0K | 0.00% | −4,147−4.7% | Reduced |
| Parametric Portfolio Associates LLC | 80,367 | $570.0K | 0.00% | −12,264−13.2% | Reduced |
| Raymond James & Associates | 78,075 | $554.0K | 0.00% | −23,000−22.8% | Reduced |
| Bank of America Corp | 75,918 | $539.0K | 0.00% | −3,444−4.3% | Reduced |
| Alliancebernstein L.P. | 72,800 | $516.0K | 0.00% | +200+0.3% | Added |
| Exchange Traded Concepts, LLC | 72,236 | $512.0K | 0.01% | +72,236 | New |
| Martingale Asset Management L P | 70,203 | $499.0K | 0.01% | +1,291+1.9% | Added |
| Arrowstreet Capital, Limited Partnership | 69,758 | $495.0K | 0.00% | −163,370−70.1% | Reduced |
| State of Wisconsin Investment Board | 63,900 | $453.0K | 0.00% | 00.0% | Unchanged |
| Teacher Retirement System of Texas | 61,874 | $439.0K | 0.00% | −29,767−32.5% | Reduced |
| Victory Capital Management Inc | 63,247 | $435.0K | 0.00% | −677−1.1% | Reduced |
| California State Teachers Retirement System | 58,974 | $418.0K | 0.00% | −5,942−9.2% | Reduced |
| Alberta Investment Management Corp | 57,578 | $408.0K | 0.00% | 00.0% | Unchanged |
| TRUE Private Wealth Advisors | 54,114 | $391.0K | 0.06% | 00.0% | Unchanged |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 53,677 | $380.6K | 0.00% | 00.0% | Unchanged |
| James Investment Research Inc | 53,300 | $378.0K | 0.04% | +53,300 | New |
| Rhumbline Advisers | 51,603 | $366.0K | 0.00% | −1,002−1.9% | Reduced |
| Virginia Retirement Systems Et Al | 49,900 | $354.0K | 0.00% | −1,200−2.3% | Reduced |
| Tower Research Capital LLC (TRC) | 48,212 | $342.0K | 0.00% | +32,823+213.3% | Added |
| Millennium Management LLC | 39,186 | $278.0K | 0.00% | −35,034−47.2% | Reduced |
| JPMorgan Chase & Co | 33,569 | $237.0K | 0.00% | −29,580−46.8% | Reduced |
| O'Shaughnessy Asset Management, LLC | 32,522 | $231.0K | 0.00% | −9,878−23.3% | Reduced |
| Price T Rowe Associates Inc | 30,576 | $217.0K | 0.00% | +17,400+132.1% | Added |
| CIBC Private Wealth Group, LLC | 30,000 | $213.0K | 0.00% | 00.0% | Unchanged |
| MetLife Investment Management | 28,561 | $202.5K | 0.00% | +10,222+55.7% | Added |
| Deutsche Bank AG | 27,781 | $197.0K | 0.00% | −4,344−13.5% | Reduced |
| Principal Financial Group Inc | 25,069 | $178.0K | 0.00% | −12,768−33.7% | Reduced |
| BNP Paribas Arbitrage, SA | 24,814 | $175.9K | 0.00% | −7,224−22.5% | Reduced |
| American International Group, Inc. | 23,954 | $170.0K | 0.00% | −1,685−6.6% | Reduced |
| Campbell & CO Investment Adviser LLC | 23,399 | $166.0K | 0.04% | +1,899+8.8% | Added |
| ETF Managers Group, LLC | 22,482 | $164.0K | 0.00% | +89+0.4% | Added |
| Trexquant Investment LP | 21,618 | $153.0K | 0.01% | +21,618 | New |
| Manufacturers Life Insurance Company, The | 21,283 | $150.9K | 0.00% | −5,444−20.4% | Reduced |
| Regions Financial Corp | 20,497 | $145.0K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 20,326 | $144.0K | 0.00% | 00.0% | Unchanged |
| Legal & General Group Plc | 19,338 | $138.0K | 0.00% | 00.0% | Unchanged |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 18,871 | $134.0K | 0.00% | +4,122+27.9% | Added |
| ProShare Advisors LLC | 16,717 | $118.0K | 0.00% | −4,263−20.3% | Reduced |
| Susquehanna International Group, LLP | 16,361 | $116.0K | 0.00% | +16,361 | New |
| Onyx Bridge Wealth Group LLC | 17,000 | $113.0K | 0.04% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 16,005 | $113.0K | 0.00% | +15,519+3,193.2% | Added |
| Franklin Resources Inc | 14,203 | $101.0K | 0.00% | +219+1.6% | Added |
| Advisor Group Holdings, Inc. | 13,900 | $99.0K | 0.00% | −3,500−20.1% | Reduced |
| Simplex Trading, LLC | 13,681 | $96.0K | 0.00% | +13,681 | New |
| Cypress Capital Management LLC | 12,500 | $89.0K | 0.01% | 00.0% | Unchanged |
| Arizona State Retirement System | 12,021 | $85.0K | 0.00% | −103−0.8% | Reduced |
| Group One Trading, L.P. | 10,766 | $76.0K | 0.00% | −585−5.2% | Reduced |
| Vontobel Holding Ltd. | 10,753 | $76.0K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 10,290 | $72.0K | 0.00% | 00.0% | Unchanged |
| Cresset Asset Management, LLC | 10,033 | $71.0K | 0.00% | 00.0% | Unchanged |
| Citigroup Inc | 9,459 | $67.0K | 0.00% | −5,600−37.2% | Reduced |
| Barclays PLC | 8,040 | $56.0K | 0.00% | −50,521−86.3% | Reduced |
| Amalgamated Bank | 7,881 | $56.0K | 0.00% | +7,881 | New |
| Amalgamated Financial Corp. | 7,881 | $56.0K | 0.00% | +7,881 | New |
| Clearstead Advisors, LLC | 6,000 | $43.0K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 4,965 | $35.0K | 0.00% | −9,820−66.4% | Reduced |
| Ameritas Investment Partners, Inc. | 4,584 | $33.0K | 0.00% | 00.0% | Unchanged |
| Nisa Investment Advisors, LLC | 4,358 | $31.0K | 0.00% | −29,735−87.2% | Reduced |
| State of Wyoming | 4,428 | $31.0K | 0.02% | +476+12.0% | Added |
| UBS Group AG | 3,526 | $25.0K | 0.00% | −17,457−83.2% | Reduced |
| Steward Partners Investment Advisory, LLC | 3,500 | $25.0K | 0.00% | 00.0% | Unchanged |
| Metropolitan Life Insurance Co | 3,442 | $24.4K | 0.00% | −10,222−74.8% | Reduced |
| Macquarie Group Ltd | 1,355 | $10.0K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 1,019 | $8.00K | 0.00% | −2,862−73.7% | Reduced |
| Signaturefd, LLC | 838 | $6.00K | 0.00% | −1,160−58.1% | Reduced |
| FMR LLC | 704 | $5.00K | 0.00% | +216+44.3% | Added |