# SIGA TECHNOLOGIES INC COM

SIGA TECHNOLOGIES INC COM is a security (CUSIP 826917106) tracked across SEC portfolio filings. 181 institutional managers reported $171.0M on Form 13F as of 2026-06-30; 15 registered fund positions totaling $6.9M via N-PORT as of 2026-05-31.

## Summary

- Issuer: SIGA TECHNOLOGIES INC
- Class: COM
- CUSIP: 826917106
- Asset category: EC
- 13F holders: 181
- 13F value: $171.0M
- 13F period: 2026-06-30
- N-PORT fund positions: 15
- N-PORT value: $6.9M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 181 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $16.6M | 2,723,750 |
| BlackRock, Inc. | New York, NY | $15.2M | 4,186,282 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $14.5M | 2,702,724 |
| [AltraVue Capital, LLC](https://search.stillhousedata.com/firm/283260) | BELLEVUE, WA | $13.0M | 2,432,024 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | BOSTON, MA | $8.2M | 1,525,960 |
| AMERICAN CENTURY COMPANIES INC | KANSAS CITY, MO | $7.1M | 1,317,784 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $7.0M | 1,315,545 |
| [AQR CAPITAL MANAGEMENT LLC](https://search.stillhousedata.com/firm/111883) | Greenwich, CT | $6.5M | 1,219,677 |
| [FIRST WILSHIRE SECURITIES MANAGEMENT INC](https://search.stillhousedata.com/firm/171971) | PASADENA, CA | $4.8M | 890,498 |
| [HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC](https://search.stillhousedata.com/firm/114649) | Los Angeles, CA | $4.4M | 827,047 |
| STATE STREET CORP | BOSTON, MA | $4.1M | 1,133,989 |
| [CITADEL ADVISORS LLC](https://search.stillhousedata.com/firm/148826) | MIAMI, FL | $3.8M | 705,137 |
| [ROYCE & ASSOCIATES LP](https://search.stillhousedata.com/firm/107689) | New York, NY | $3.6M | 667,646 |
| GOLDMAN SACHS GROUP INC | NEW YORK, NY | $3.3M | 624,903 |
| BANK OF AMERICA CORP /DE/ | CHARLOTTE, NC | $2.6M | 484,672 |

## Top fund holders (N-PORT)

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $2.5M | 0.31% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $1.2M | 1.58% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $991K | 0.57% |
| [Royce Capital Fund - Small-Cap Portfolio](https://search.stillhousedata.com/fund/S000009497) | ROYCE CAPITAL FUND | $914K | 53.49% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $376K | 0.78% |
| [Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000048296) | Goldman Sachs ETF Trust | $253K | 2.56% |
| [Cambria Micro and SmallCap Shareholder Yield ETF](https://search.stillhousedata.com/fund/S000083494) | Cambria ETF Trust | $194K | 65.44% |
| [Integrity Dividend Summit Fund](https://search.stillhousedata.com/fund/S000080312) | INTEGRITY FUNDS | $184K | 124.00% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $120K | 0.04% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $106K | 0.02% |
| [Invesco NASDAQ Future Gen 200 ETF](https://search.stillhousedata.com/fund/S000077288) | Invesco Exchange-Traded Fund Trust II | $63K | 33.24% |
| [DWS Small Cap Index VIP](https://search.stillhousedata.com/fund/S000006223) | DEUTSCHE DWS INVESTMENTS VIT FUNDS | $30K | 0.72% |
| [TIAA Separate Account VA-1 - Stock Index Account](https://search.stillhousedata.com/fund/S000005098) | TIAA Separate Account VA-1 | $10K | 0.08% |
| [Blackstone Alternative Multi-Strategy Fund](https://search.stillhousedata.com/fund/S000045538) | Blackstone Alternative Investment Funds | $7K | 0.02% |
| [Longview Advantage ETF](https://search.stillhousedata.com/fund/S000086399) | RBB Fund Trust | $159 | 0.00% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/826917106.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.