Siga Technologies Inc (NASDAQ:SIGA) currently has 46 active institutional owners and shareholders as of today (December 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).
| Owner Name | Date | Shares Held | Change (QoQ) | Change (%) | Value (USD) |
|---|---|---|---|---|---|
| BlackRock, Inc. | 30 Sep, 2025 | 3,526,009 | -101,955 | -2.81% | $32,262,984.00 |
| VANGUARD GROUP INC | 30 Sep, 2025 | 2,655,942 | 142,036 | 5.65% | $24,301,870.00 |
| DIMENSIONAL FUND ADVISORS LP | 30 Sep, 2025 | 2,432,380 | 24,901 | 1.03% | $22,254,626.00 |
| AltraVue Capital, LLC | 30 Sep, 2025 | 2,417,514 | -83,630 | -3.34% | $22,120,253.00 |
| AMERICAN CENTURY COMPANIES INC | 30 Sep, 2025 | 1,232,732 | -172,442 | -12.27% | $11,279,503.00 |
| CITADEL ADVISORS LLC | 30 Sep, 2025 | 1,125,163 | 1,125,163 | 0.00% | $10,295,242.00 |
| STATE STREET CORP | 30 Sep, 2025 | 1,033,854 | -76,163 | -6.86% | $9,459,764.00 |
| GEODE CAPITAL MANAGEMENT, LLC | 30 Sep, 2025 | 998,222 | 274 | 0.03% | $9,135,064.00 |
| JUPITER ASSET MANAGEMENT LTD | 30 Sep, 2025 | 990,648 | 0 | 0.00% | $9,064,429.00 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 30 Sep, 2025 | 834,683 | 255,902 | 44.21% | $7,637,349.00 |
| HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC | 30 Sep, 2025 | 827,587 | -1,240,173 | -59.98% | $7,572,421.00 |
| FIRST WILSHIRE SECURITIES MANAGEMENT INC | 30 Sep, 2025 | 687,897 | -9,312 | -1.34% | $6,294,258.00 |
| ROYCE & ASSOCIATES LP | 30 Sep, 2025 | 680,222 | 37,640 | 5.86% | $6,224,031.00 |
| MORGAN STANLEY | 30 Sep, 2025 | 656,962 | 135,094 | 25.89% | $6,011,209.00 |
| CSM Advisors, LLC | 30 Sep, 2025 | 596,512 | 238,255 | 66.50% | $5,458.00 |
| NEW YORK STATE COMMON RETIREMENT FUND | 30 Sep, 2025 | 570,561 | -22,489 | -3.79% | $5,220,633.00 |
| GOLDMAN SACHS GROUP INC | 30 Sep, 2025 | 532,140 | 10,533 | 2.02% | $4,869,081.00 |
| BANK OF AMERICA CORP /DE/ | 30 Sep, 2025 | 518,771 | 113,041 | 27.86% | $4,746,755.00 |
| Legato Capital Management LLC | 30 Sep, 2025 | 512,039 | -24,472 | -4.56% | $4,685,157.00 |
| D. E. Shaw & Co., Inc. | 30 Sep, 2025 | 499,753 | 66,731 | 15.41% | $4,572,740.00 |