SIGA TECHNOLOGIES INC (SIGA): Institutional Ownership
Hedge funds and institutional managers reporting a position in SIGA · Health Care. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.
Reported Holders
14
13F filers
Aggregate Value
$12.0M
Across holders
Last Price
$3.92
2026-06-26
Sector
Health Care
GICS
Holder activity7 new6 added1 reduced
| Manager⇅ | Type⇅ | Shares⇅ | Market Value▼ | % of Total⇅ | % of Portfolio⇅ | Action⇅ | QoQ Change⇅ | Quarter⇅ |
|---|---|---|---|---|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC CIK 0001037389 | Hedge Fund | 475K | $2.5M | 21.2% | 0.0% | Added | +$518K | Q1 2026 |
| CITADEL ADVISORS LLC CIK 0001423053 | Hedge Fund | 440K | $2.4M | 19.6% | 0.0% | Added | +$2.3M | Q1 2026 |
| TWO SIGMA INVESTMENTS, LP CIK 0001179392 | Hedge Fund | 434K | $2.3M | 19.3% | 0.0% | Added | +$2.3M | Q1 2026 |
| Qube Research & Technologies Ltd CIK 0001729829 | Hedge Fund | 415K | $2.2M | 18.5% | 0.0% | Added | +$1.3M | Q1 2026 |
| Ancora Advisors, LLC CIK 0001446114 | Hedge Fund | 104K | $596K | 5.0% | 0.0% | New | — | Q1 2023 |
| Man Group plc CIK 0001637460 | Hedge Fund | 95K | $506K | 4.2% | 0.0% | Added | +$198K | Q1 2026 |
| BALYASNY ASSET MANAGEMENT LLC CIK 0001218710 | Hedge Fund | 53K | $453K | 3.8% | 0.0% | New | — | Q1 2024 |
| ExodusPoint Capital Management, LP CIK 0001736225 | Hedge Fund | 54K | $330K | 2.8% | 0.0% | New | — | Q4 2025 |
| TUDOR INVESTMENT CORP ET AL CIK 0000923093 | Hedge Fund | 37K | $238K | 2.0% | 0.0% | New | — | Q2 2025 |
| Brevan Howard Capital Management LP CIK 0001512857 | Hedge Fund | 29K | $189K | 1.6% | 0.0% | New | — | Q2 2025 |
| Schonfeld Strategic Advisors LLC CIK 0001665241 | Hedge Fund | 26K | $137K | 1.1% | 0.0% | Reduced | $-102K | Q1 2026 |
| Gotham Asset Management, LLC CIK 0001510387 | Hedge Fund | 10K | $92K | 0.8% | 0.0% | New | — | Q3 2025 |
| Walleye Capital LLC CIK 0001758720 | Hedge Fund | 2K | $17K | 0.1% | 0.0% | New | — | Q3 2025 |
| AQR CAPITAL MANAGEMENT LLC CIK 0001167557 | Hedge Fund | 48 | $257 | 0.0% | 0.0% | Added | +$59 | Q1 2026 |
Added
Hedge Fund
$2.5M· 21.2% of total· 0.0% port· 475K sh· +$518K QoQ· Q1 2026
Added
Hedge Fund
$2.4M· 19.6% of total· 0.0% port· 440K sh· +$2.3M QoQ· Q1 2026
Added
Hedge Fund
$2.3M· 19.3% of total· 0.0% port· 434K sh· +$2.3M QoQ· Q1 2026
Added
Hedge Fund
$2.2M· 18.5% of total· 0.0% port· 415K sh· +$1.3M QoQ· Q1 2026
New
Hedge Fund
$596K· 5.0% of total· 0.0% port· 104K sh· — QoQ· Q1 2023
Added
Hedge Fund
$506K· 4.2% of total· 0.0% port· 95K sh· +$198K QoQ· Q1 2026
New
Hedge Fund
$453K· 3.8% of total· 0.0% port· 53K sh· — QoQ· Q1 2024
New
Hedge Fund
$330K· 2.8% of total· 0.0% port· 54K sh· — QoQ· Q4 2025
New
Hedge Fund
$238K· 2.0% of total· 0.0% port· 37K sh· — QoQ· Q2 2025
New
Hedge Fund
$189K· 1.6% of total· 0.0% port· 29K sh· — QoQ· Q2 2025
Reduced
Hedge Fund
$137K· 1.1% of total· 0.0% port· 26K sh· $-102K QoQ· Q1 2026
New
Hedge Fund
$92K· 0.8% of total· 0.0% port· 10K sh· — QoQ· Q3 2025
New
Hedge Fund
$17K· 0.1% of total· 0.0% port· 2K sh· — QoQ· Q3 2025
Added
Hedge Fund
$257· 0.0% of total· 0.0% port· 48 sh· +$59 QoQ· Q1 2026