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Siga Technologies (SIGA) Institutional Ownership

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$8.22 -0.03 (-0.30%)
As of 10:51 AM Eastern
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Institutional Ownership Changes (13F Filings) for Siga Technologies (NASDAQ:SIGA)

Current
Institutional Ownership
Percentage
55.40%
Number of
Institutional Buyers
(last 12 months)
93
Total
Institutional Inflows
(last 12 months)
$49.39M
Number of
Institutional Sellers
(last 12 months)
45
Total
Institutional Outflows
(last 12 months)
$26.16M
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SIGA Institutional Buying and Selling by Quarter

Siga Technologies Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/22/2025 Cim Investment Management Inc.50,635$317K0.1%+100.7%0.071%
8/19/2025 State of Wyoming40,302$263K0.0%-53.8%0.056%
8/15/2025 Tower Research Capital LLC TRC 6,817$44K0.0%+116.6%0.010%
8/15/2025 Corient Private Wealth LLC28,194$184K0.0%+132.8%0.039%
8/15/2025 State of Tennessee Department of Treasury30,708$200K0.0%-39.5%0.043%
8/15/2025 Oxford Asset Management LLP27,112$177K0.1%N/A0.038%
8/15/2025 BNP Paribas Financial Markets4,661$30K0.0%+34.1%0.007%
8/15/2025 Bridgeway Capital Management LLC111,568$727K0.0%N/A0.156%
8/15/2025 Brevan Howard Capital Management LP28,936$189K0.0%N/A0.040%
8/15/2025 Bank of America Corp DE405,730$2.65M0.0%+143.2%0.567%
8/15/2025 Ameriprise Financial Inc.266,905$1.74M0.0%+34.8%0.373%
8/14/2025 Jane Street Group LLC98,233$640K0.0%-13.9%0.137%
8/14/2025 MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.22,480$147K0.0%-18.5%0.031%
8/14/2025 The Manufacturers Life Insurance Company 15,664$102K0.0%-9.4%0.022%
8/14/2025 Sei Investments Co.30,420$198K0.0%N/A0.042%
8/14/2025 First Wilshire Securities Management Inc.697,209$4.55M1.2%-56.1%0.974%
8/14/2025 Federated Hermes Inc.362,961$2.37M0.0%+0.6%0.507%
8/13/2025 Cresset Asset Management LLC30,097$196K0.0%+5.5%0.042%
8/13/2025 Walleye Capital LLC49,080$320K0.0%N/A0.069%
8/13/2025 First Trust Advisors LP150,913$984K0.0%+5.5%0.211%
8/13/2025 Invesco Ltd.109,628$715K0.0%-9.2%0.153%
8/13/2025 Arrowstreet Capital Limited Partnership578,781$3.77M0.0%-2.4%0.808%
8/13/2025 New York State Common Retirement Fund593,050$3.87M0.0%+0.6%0.828%
8/13/2025 Russell Investments Group Ltd.15,637$102K0.0%+57.6%0.022%
8/12/2025 American Century Companies Inc.1,405,174$9.16M0.0%+2.5%1.962%
8/12/2025 Segall Bryant & Hamill LLC282,345$1.84M0.0%-9.7%0.394%
8/12/2025 Legal & General Group Plc53,094$346K0.0%-10.7%0.074%
8/12/2025 JPMorgan Chase & Co.24,988$163K0.0%-19.0%0.035%
8/11/2025 Universal Beteiligungs und Servicegesellschaft mbH14,615$95K0.0%N/A0.020%
8/8/2025 Intech Investment Management LLC22,956$150K0.0%-24.5%0.032%
8/8/2025 Creative Planning34,546$225K0.0%-8.3%0.048%
8/8/2025 Bailard Inc.11,900$78K0.0%N/A0.017%
8/8/2025 Geode Capital Management LLC997,948$6.51M0.0%-4.9%1.394%
8/7/2025 ProShare Advisors LLC11,089$72K0.0%-16.3%0.016%
8/7/2025 CSM Advisors LLC358,257$2.34M0.1%N/A0.501%
8/7/2025 Campbell & CO Investment Adviser LLC198,413$1.29M0.1%+413.6%0.278%
8/7/2025Aviva PLC51,144$333K0.0%-51.7%0.072%
8/7/2025 Los Angeles Capital Management LLC160,853$1.05M0.0%-43.7%0.225%
7/30/2025 Freedom Investment Management Inc.16,799$110K0.0%-27.8%0.024%
7/30/2025 DekaBank Deutsche Girozentrale5,160$34K0.0%N/A0.007%
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7/25/2025 Vanguard Personalized Indexing Management LLC21,432$140K0.0%+44.7%0.030%
7/22/2025 DAVENPORT & Co LLC50,000$326K0.0%+150.0%0.070%
7/21/2025 Washington Growth Strategies LLC26,216$171K0.1%N/A0.037%
7/17/2025 SummerHaven Investment Management LLC98,525$642K0.4%+2.4%0.138%
7/15/2025 Significant Wealth Partners LLC43,721$285K0.1%+27.6%0.061%
7/15/2025 Public Employees Retirement System of Ohio18,900$123K0.0%N/A0.026%
7/14/2025 Kapitalo Investimentos Ltda28,089$183K0.0%N/A0.039%
7/10/2025 Wealth Enhancement Advisory Services LLC58,892$394K0.0%N/A0.082%
7/9/2025 Harbor Capital Advisors Inc.136,457$890K0.0%-38.5%0.191%
6/27/2025 Goldman Sachs Group Inc.283,196$1.55M0.0%-17.1%0.396%
6/18/2025 Voya Investment Management LLC13,065$72K0.0%-11.6%0.018%
5/28/2025 Strs Ohio30,200$165K0.0%N/A0.042%
5/19/2025 Jane Street Group LLC114,147$626K0.0%+138.4%0.160%
5/16/2025 Ashton Thomas Private Wealth LLC58,737$322K0.0%-16.4%0.082%
5/16/2025 Goldman Sachs Group Inc.283,196$1.55M0.0%-17.1%0.396%
5/16/2025 Teza Capital Management LLC11,141$61K0.0%-71.7%0.016%
5/16/2025 Uniplan Investment Counsel Inc.504,561$2.77M0.3%+0.7%0.706%
5/15/2025 EP Wealth Advisors LLC20,018$110K0.0%+44.1%0.028%
5/15/2025 State of Wyoming87,203$478K0.1%+90.9%0.122%
5/14/2025 Hotchkis & Wiley Capital Management LLC3,158,320$17.31M0.1%+52.9%4.421%
5/14/2025 Martingale Asset Management L P86,157$472K0.0%+3.2%0.121%
5/14/2025 First Wilshire Securities Management Inc.1,586,849$8.70M2.5%-33.2%2.221%
5/14/2025 Wellington Management Group LLP182,328$999K0.0%+51.7%0.255%
5/13/2025 American Century Companies Inc.1,370,660$7.51M0.0%+7.8%1.919%
5/13/2025 Russell Investments Group Ltd.9,925$54K0.0%+6,344.8%0.014%
5/12/2025 Nuveen LLC148,721$815K0.0%N/A0.208%
5/9/2025 Deutsche Bank AG36,665$201K0.0%-12.3%0.051%
5/9/2025 Charles Schwab Investment Management Inc.360,784$1.98M0.0%-21.9%0.505%
5/7/2025 Corton Capital Inc.10,594$58K0.2%N/A0.015%
5/6/2025 Royce & Associates LP758,676$4.16M0.0%-10.1%1.062%
5/5/2025 Allianz Asset Management GmbH45,200$248K0.0%-9.8%0.063%
5/5/2025 Denali Advisors LLC390,530$2.14M0.2%+3.2%0.547%
5/5/2025Foundry Partners LLC447,783$2.45M0.1%+1.4%0.627%
5/2/2025 Victory Capital Management Inc.280,041$1.54M0.0%-9.2%0.392%
4/30/2025 Cerity Partners LLC21,797$119K0.0%N/A0.031%
4/30/2025 Significant Wealth Partners LLC34,269$188K0.1%+21.4%0.048%
4/30/2025 Linden Thomas Advisory Services LLC26,230$144K0.0%+8.0%0.037%
4/28/2025 DAVENPORT & Co LLC20,000$110K0.0%-36.5%0.028%
4/17/2025 Exchange Traded Concepts LLC44,631$245K0.0%-9.2%0.062%
4/16/2025 SummerHaven Investment Management LLC96,208$527K0.4%+2.6%0.135%
4/14/2025 Harbor Capital Advisors Inc.222,012$1.22M0.1%+31.8%0.311%
3/24/2025 Wellington Management Group LLP120,225$723K0.0%+7.2%0.168%
2/17/2025 UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC134,382$808K0.0%+28.1%0.188%
2/17/2025 Teza Capital Management LLC39,373$237K0.0%-9.9%0.055%
2/17/2025 State of Wyoming45,668$274K0.0%+163.5%0.064%
2/17/2025 Sherbrooke Park Advisers LLC13,762$83K0.0%N/A0.019%
2/17/2025 ProShare Advisors LLC16,424$99K0.0%+26.6%0.023%
2/17/2025 Deutsche Bank AG41,804$251K0.0%+53.3%0.059%
2/17/2025 D. E. Shaw & Co. Inc.592,660$3.56M0.0%-12.9%0.830%
2/17/2025 EP Wealth Advisors LLC13,887$83K0.0%+14.5%0.019%
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2/17/2025 Bank of America Corp DE27,220$164K0.0%-93.1%0.038%
2/17/2025 BNP Paribas Financial Markets6,375$38K0.0%-43.7%0.009%
2/17/2025 Ameriprise Financial Inc.55,752$335K0.0%-13.8%0.078%
2/14/2025 Northern Trust Corp464,808$2.79M0.0%+6.0%0.651%
2/14/2025 Oxford Asset Management LLP33,735$203K0.1%N/A0.047%
2/14/2025 Price T Rowe Associates Inc. MD40,005$241K0.0%+26.1%0.056%
2/14/2025 Uniplan Investment Counsel Inc.500,989$3.01M0.3%-1.1%0.702%
2/14/2025 State of Tennessee Department of Treasury30,829$185K0.0%N/A0.043%
2/14/2025 Dimensional Fund Advisors LP2,126,065$12.78M0.0%+11.4%2.978%
2/13/2025 Barclays PLC87,978$528K0.0%+13.1%0.123%
(Data available from 1/1/2016 forward)

SIGA Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of SIGA shares?

During the previous two years, 135 institutional investors and hedge funds held shares of Siga Technologies. The most heavily invested institutionals were Vanguard Group Inc. ($19.55M), Hotchkis & Wiley Capital Management LLC ($17.31M), AltraVue Capital LLC ($15.86M), Van Lanschot Kempen Investment Management N.V. ($13.04M), Dimensional Fund Advisors LP ($12.78M), American Century Companies Inc. ($9.16M), and State Street Corp ($7.41M).Learn more on Siga Technologies' institutional investors.

What percentage of Siga Technologies' stock is owned by institutional investors?

55.40% of Siga Technologies' stock is owned by institutional investors. Learn more on SIGA's institutional investor holdings.

Which institutional investors have been buying Siga Technologies' stock?

Of the 112 institutional investors that purchased Siga Technologies' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Hotchkis & Wiley Capital Management LLC ($2.33M), First Wilshire Securities Management Inc. ($927.22K), American Century Companies Inc. ($849.56K), General American Investors Co. Inc. ($592.04K), AltraVue Capital LLC ($461.08K), Foundry Partners LLC ($447.78K), and Denali Advisors LLC ($390.44K).

How much institutional buying is happening at Siga Technologies?

Institutional investors have bought a total of 7,920,981 shares in the last 24 months. This purchase volume represents approximately $49.39M in transactions.

Which of Siga Technologies' major shareholders have been selling company stock?

Of the 45 institutional investors that sold Siga Technologies' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: First Wilshire Securities Management Inc. ($1.74M), Arrowstreet Capital Limited Partnership ($389.55K), Bank of America Corp DE ($367.68K), General American Investors Co. Inc. ($206.91K), Allspring Global Investments Holdings LLC ($180.05K), Los Angeles Capital Management LLC ($154.04K), and Charles Schwab Investment Management Inc. ($146.48K).

How much institutional selling is happening at Siga Technologies?

Institutional investors have sold a total of 4,291,397 shares in the last 24 months. This volume of shares sold represents approximately $26.16M in transactions.


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This page (NASDAQ:SIGA) was last updated on 8/28/2025 by MarketBeat.com Staff
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