Siga Technologies Inc. · NASDAQ:SIGA
Siga Technologies Inc. shareholders
As of Jun 30, 2026, 157 institutions reported holding Siga Technologies Inc., 48.5% of its shares. Largest: BlackRock, Dimensional and Vanguard. New holders, exits, insiders and big stakes, each with its filing.
| Holder | Shares | % of Siga Technologies Inc. | Change | Filed |
|---|---|---|---|---|
| BlackRock | 4.19M | 5.8% | +692K | Aug 7, 2026 |
| Dimensional | 2.72M | 3.8% | +16,844 | Aug 11, 2026 |
| Vanguard | 2.62M | 3.7% | −44,545 | Aug 13, 2026 |
| AltraVue Capital, LLC | 2.33M | 3.2% | −105K | Aug 13, 2026 |
| American Century | 1.51M | 2.1% | +188K | Aug 12, 2026 |
| Arrowstreet Capital, Limited Partnership | 1.47M | 2.1% | −51,143 | Aug 13, 2026 |
| Geode Capital | 1.42M | 2.0% | +102K | Aug 12, 2026 |
| First Wilshire Securities Management Inc | 1.34M | 1.9% | +449K | Aug 14, 2026 |
| AQR Capital Management LLC | 1.25M | 1.7% | +26,315 | Aug 14, 2026 |
| State Street | 1.13M | 1.6% | +122K | Aug 7, 2026 |