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SIGA TECHNOLOGIES INC (SIGA) Stock Ownership and Short Interest

USA - NASDAQ:SIGA - US8269171067 - Common Stock

8.44 USD
+0.04 (+0.48%)
Last: 10/24/2025, 8:00:02 PM
8.44 USD
0 (0%)
After Hours: 10/24/2025, 8:00:02 PM
SIGA Ownership Chart.SIGA Ownership Chart: showing Insider, Institutional ownership and shares available to the public.SIGA Ownership.InsiderInstitutionalPublic



Shares Outstanding71.61M
Float40.59M
Float Short Interest Percentage6.75%
Owners (insider)8.89%
Owners (institutional)50.43%
Owners (insider) change2.68%
Owners (institutional) change-0.94%
SIGA Institutional Ownership HistorySIGA Institutional Ownership HistorySIGA Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 10M 20M 30M
SIGA Historical Insider Transactions ChartSIGA Historical Insider Buy and Sell Transactions ChartSIGA Historical Insider Transactions Nov 2024 Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 20K 40K 60K 80K 100K
Date Name Type Shares Price Amount
Jul 1, 2025 Luckshire Daniel J Option Excercise 24193 0.00 $ 0.00
Jul 1, 2025 Luckshire Daniel J Option Excercise 12346 6.49 $ 80,125.54
Jul 1, 2025 Hruby Dennis E Option Excercise 32258 0.00 $ 0.00
Jul 1, 2025 Hruby Dennis E Option Excercise 10467 6.49 $ 67,930.83
Jun 10, 2025 Nemirovsky Julian Other Disposition 5725 6.22 $ 35,609.50
Jun 10, 2025 Phillips Holly L. Option Excercise 19084 $ 0.00
Jun 10, 2025 Phillips Holly L. Other Disposition 5725 6.22 $ 35,609.50
Jun 10, 2025 Marshall Joseph W III Option Excercise 19084 $ 0.00
Jun 10, 2025 Marshall Joseph W III Other Disposition 5725 6.22 $ 35,609.50
Jun 10, 2025 DURNAN JAYMIE A Option Excercise 19084 $ 0.00
Jun 10, 2025 DURNAN JAYMIE A Other Disposition 5725 6.22 $ 35,609.50
Jun 10, 2025 Nabel Gary J. Option Excercise 19084 $ 0.00
Jun 10, 2025 Nabel Gary J. Other Disposition 5725 6.22 $ 35,609.50
Jun 10, 2025 Ford Harold Eugene Jr. Option Excercise 19084 $ 0.00
Jun 10, 2025 Ford Harold Eugene Jr. Other Disposition 5725 6.22 $ 35,609.50
Jun 10, 2025 Nemirovsky Julian Option Excercise 19084 $ 0.00
Apr 18, 2025 Miller Larry R. Option Excercise 6920 0.00 $ 0.00
Apr 18, 2025 Miller Larry R. Option Excercise 3532 5.99 $ 21,156.68
Mar 25, 2025 Miller Larry R. Option Excercise 6920 0.00 $ 0.00
Mar 25, 2025 Miller Larry R. Option Excercise 2764 5.89 $ 16,279.96
Jan 27, 2025 Nguyen Diem Option Excercise 55902 0.00 $ 0.00
Jan 27, 2025 Nguyen Diem Option Excercise 23644 6.34 $ 149,902.96