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.
Q2 2026 vs. Q1 2026
How the institutions holding Siga Technologies Inc changed between Q1 2026 and Q2 2026.
All holders in Q2 2026All holders in Q1 2026
| Measure | Q1 2026 | Of which not filed for Q2 2026 | Q2 2026 | Change |
|---|---|---|---|---|
| Holders | 183 | 3 | 161 | −19 |
| Shares | 34.4M | 240.1K | 34.9M | +703.3K (+2.1%) |
| Value | $184.0M | $1.28M | $127.0M | −$55.8M (−30.5%) |
3 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so the changes leave them out.
New holders (16)
Institutions that held Siga Technologies Inc at the end of Q2 2026 but not at the end of Q1 2026.
| Institution | Shares | Value | % of portfolio |
|---|---|---|---|
| XTX Topco Ltd | 62,668 | $228.1K | 0.00% |
| Atom Investors LP | 57,464 | $209.2K | 0.02% |
| Abel Hall, LLC | 45,563 | $165.8K | 0.03% |
| Viking Fund Management LLC | 40,000 | $145.6K | 0.01% |
| Tudor Investment Corp Et Al | 37,237 | $135.5K | 0.00% |
| Stifel Financial Corp | 15,197 | $55.3K | 0.00% |
| R Squared Ltd | 14,793 | $53.8K | 0.03% |
| Intech Investment Management LLC | 11,362 | $41.4K | 0.00% |
| Voya Investment Management LLC | 10,092 | $36.7K | 0.00% |
| Global Retirement Partners, LLC | 1,268 | $4.62K | 0.00% |
| Markowski Investments | 500 | $1.82K | 0.00% |
| Jones Financial Companies LLLP | 315 | $1.24K | 0.00% |
| Zions Bancorporation, National Association | 154 | $561 | 0.00% |
| Fifth Third Bancorp | 127 | $462 | 0.00% |
| TD Private Client Wealth LLC | 92 | $335 | 0.00% |
| Wealth Enhancement Trust Services, Inc. | 76 | $277 | 0.00% |
Sold out (35)
Institutions that held Siga Technologies Inc at the end of Q1 2026 and filed for Q2 2026 without it.
Not filed for Q2 2026 yet (3)
Institutions that held Siga Technologies Inc at the end of Q1 2026 and haven't filed a 13F for Q2 2026. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q1 2026 | Value, Q1 2026 |
|---|---|---|
| Janus Henderson Group PLC | 187,521 | $1.00M |
| DGS Capital Management, LLC | 42,434 | $227.0K |
| CWM, LLC | 10,173 | $54.4K |