Skip to content
Home / Companies / SIGA SIG
SIGA TECHNOLOGIES INC (SIGA) XNAS PHARMACEUTICAL PREPARATIONS Net insider buying (90d)
Latest SIGA Insider Trades
About SIGA TECHNOLOGIES INC (SIGA) SIGA Technologies Inc a commercial-stage pharmaceutical company. The Company sells its product, TPOX oral TPOXX, also known as tecovirimat, Tecovirimat-SIGA, or TEPOXX (tecovirimat) in certain international markets, to the U.S. Government and international governments (including government-affiliated entities). The Company operates in one single operating and reportable segment, which includes all activities related to the sale of the Company's Oral and IV TPOXX as well as research and development services.
Headquarters NEW YORK, NY
Employees 49
Listed 1997
Exchange XNAS https://www.siga.com SEC filings for SIGA on EDGAR
90-Day SEC Filing Activity Form 4 transaction type Transactions Shares Total value Grant or award 7 239,183 Option exercise 14 337,624 Derivative transaction 7 50,645
SIGA Insider Transactions (Form 4) 89 24 Form 4 filings on record, the earliest from Oct 29, 2024, newest first.
Date Insider Transaction Security Shares Price Value Jun 9, 2026 JI Joseph W. Marshall III Grant or award Restricted Stock Units 34,169 $0.00
Recent SIGA Form 8-K Filings 5
SIGA Insider Trading - FAQ
What is the latest insider trade for SIGA? SIGA TECHNOLOGIES INC (SIGA) had 7 insider filings in the last 90 days, with the most recent on 2026-06-11. The full record for SIGA runs to 24 Form 4 filings, the earliest from 2024-10-29. InsiderAlpha tracks every Form 4, Form 144, and 8-K filing in real time.
How many insiders are buying SIGA stock? No insider purchases of SIGA were filed in the last 90 days.
How many insiders are selling SIGA stock? No insider sales of SIGA were filed in the last 90 days.
Where can I see SIGA SEC filings (Form 4, 10-K, 10-Q, 8-K)? This page tracks SIGA Form 4 insider transactions, Form 144 sale notices, and 8-K material event disclosures in one timeline. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
How can I follow SIGA insider buys? Create a free InsiderAlpha account and press Watch on this page to add SIGA to your watchlist. A free account also opens the full scored daily plan with every past day and 3 months of price history. No card is required. Sign up at https://insideralpha.ai/register.
More Health Care Companies with Insider Activity Every Form 4 below links to the original document on SEC EDGAR, so the numbers on this page can be checked against the filing they came from.
Related Companies - Recent Insider Activity What is SEC Form 4? The filing insiders must submit within two business days of a trade, and how to read its transaction codes. Track SIGA insider activity as it files Real-time Form 4 alerts, AI-scored daily trade ideas and 10b5-1 plan flags.
Sign up free
Market cap $219.86M
P/E ratio -
Dividend yield -
Average volume 661.5K
52 week high $9.45
52 week low $2.83
Today's high $3.08
Today's low $2.99
Open $3.08
Volume 568.9K
Previous close $3.06
Shares outstanding 71.85M Market cap
$219.86M
49 employees
Most-Active SIGA Insiders - Last 90 Days 10 Dollar totals are shown for open-market purchases and sales only. Grants, option exercises, gifts and tax withholding are reported by share count because they are not trades at a market price.
Jun 9, 2026 JK John M. Keane Grant or award Restricted Stock Units 34,169 $0.00 -
Jun 9, 2026 JK John M. Keane Option exercise Common Stock, par value $.0001 per share 24,116 - -
Jun 9, 2026 JK John M. Keane Derivative Common Stock, par value $.0001 per share 7,235 $4.39 $32K
Jun 9, 2026 JK John M. Keane Option exercise Restricted Stock Units 24,116 $0.00 -
Jun 9, 2026 HP Holly L. Phillips Option exercise Common Stock, par value $.0001 per share 24,116 - -
Jun 9, 2026 HP Holly L. Phillips Derivative Common Stock, par value $.0001 per share 7,235 $4.39 $32K
Jun 9, 2026 JN Julian Nemirovsky Option exercise Common Stock, par value $.0001 per share 24,116 - -
Jun 9, 2026 JN Julian Nemirovsky Derivative Common Stock, par value $.0001 per share 7,235 $4.39 $32K
Jun 9, 2026 JD Jaymie A. Durnan Option exercise Common Stock, par value $.0001 per share 24,116 - -
Jun 9, 2026 JD Jaymie A. Durnan Derivative Common Stock, par value $.0001 per share 7,235 $4.39 $32K
Jun 9, 2026 GN Gary J. Nabel Option exercise Common Stock, par value $.0001 per share 24,116 - -
Jun 9, 2026 GN Gary J. Nabel Derivative Common Stock, par value $.0001 per share 7,235 $4.39 $32K
Jun 9, 2026 GN Gary J. Nabel Option exercise Restricted Stock Unites 24,116 $0.00 -
Jun 9, 2026 GN Gary J. Nabel Grant or award Restricted Stock Units 34,169 $0.00 -
Mar 25, 2026 LM Larry R. Miller - Officer Option exercise Common Stock, par value $.0001 per share 6,920 $0.00 -
Mar 25, 2026 LM Larry R. Miller - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 3,526 $4.99 $18K
Mar 25, 2026 LM Larry R. Miller - Officer Option exercise Restricted Stock Units 6,920 $0.00 -
Mar 13, 2026 DL Daniel J. Luckshire - Officer Option exercise Common Stock, par value $.0001 per share 11,503 $0.00 -
Mar 13, 2026 DL Daniel J. Luckshire - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 6,074 $5.26 $32K
Mar 13, 2026 DH Dennis E. Hruby - Officer Option exercise Common Stock, par value $.0001 per share 11,445 $0.00 -
Mar 13, 2026 DH Dennis E. Hruby - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 3,955 $5.26 $21K
Mar 13, 2026 DH Dennis E. Hruby - Officer Option exercise Restricted Stock Units 11,445 $0.00 -
Mar 13, 2026 DH Dennis E. Hruby - Officer Grant or award Restricted Stock Units 54,942 $0.00 -
Mar 13, 2026 LM Larry R. Miller - Officer Option exercise Common Stock, par value $.0001 per share 21,261 $0.00 -
Mar 13, 2026 LM Larry R. Miller - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 11,187 $5.26 $59K
Mar 13, 2026 LM Larry R. Miller - Officer Option exercise Restricted Stock Units 21,261 $0.00 -
Mar 13, 2026 LM Larry R. Miller - Officer Grant or award Restricted Stock Units 68,060 $0.00 -
Mar 13, 2026 DN Diem Nguyen - Officer Option exercise Common Stock, par value $.0001 per share 85,045 $0.00 -
Mar 13, 2026 DN Diem Nguyen - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 47,029 $5.26 $247K
Mar 13, 2026 DN Diem Nguyen - Officer Option exercise Restricted Stock Units 85,045 $0.00 -
Mar 13, 2026 DN Diem Nguyen - Officer Grant or award Restricted Stock Units 272,243 $0.00 -
Jan 27, 2026 DN Diem Nguyen - Officer Option exercise Common Stock, par value $.0001 per share 55,902 $0.00 -
Jan 27, 2026 DN Diem Nguyen - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 22,804 $6.82 $156K
Jan 27, 2026 DN Diem Nguyen - Officer Option exercise Restricted Stock Units 55,902 $0.00 -
Jul 1, 2025 DL Daniel J. Luckshire - Officer Option exercise Common Stock, par value $.0001 per share 24,193 $0.00 -
Jul 1, 2025 DL Daniel J. Luckshire - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 12,346 $6.49 $80K
Jul 1, 2025 DH Dennis E. Hruby - Officer Option exercise Common Stock, par value $.0001 per share 32,258 $0.00 -
Jul 1, 2025 DH Dennis E. Hruby - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 10,467 $6.49 $68K
Jul 1, 2025 DH Dennis E. Hruby - Officer Option exercise Restricted Stock Units 32,258 $0.00 -
Jun 10, 2025 JK John M. Keane Grant or award Restricted Stock Units 24,116 $0.00 -
Jun 10, 2025 JD Jaymie A. Durnan Option exercise Common Stock, par value $.0001 per share 19,084 - -
Jun 10, 2025 JD Jaymie A. Durnan Derivative Common Stock, par value $.0001 per share 5,725 $6.22 $36K
Jun 10, 2025 HP Holly L. Phillips Option exercise Common Stock, par value $.0001 per share 19,084 - -
Jun 10, 2025 HP Holly L. Phillips Derivative Common Stock, par value $.0001 per share 5,725 $6.22 $36K
Jun 10, 2025 JN Julian Nemirovsky Option exercise Common Stock, par value $.0001 per share 19,084 - -
Jun 10, 2025 JN Julian Nemirovsky Derivative Common Stock, par value $.0001 per share 5,725 $6.22 $36K
Jun 10, 2025 GN Gary J. Nabel Option exercise Common Stock, par value $.0001 per share 19,084 - -
Jun 10, 2025 GN Gary J. Nabel Derivative Common Stock, par value $.0001 per share 5,725 $6.22 $36K
Jun 10, 2025 GN Gary J. Nabel Option exercise Restricted Stock Units 19,084 $0.00 -
Jun 10, 2025 GN Gary J. Nabel Grant or award Restricted Stock Units 24,116 $0.00 -
Apr 18, 2025 LM Larry R. Miller - Officer Option exercise Common Stock, par value $.0001 per share 6,920 $0.00 -
Apr 18, 2025 LM Larry R. Miller - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 3,532 $5.99 $21K
Apr 18, 2025 LM Larry R. Miller - Officer Option exercise Performance Stock Units 6,920 $0.00 -
Apr 18, 2025 LM Larry R. Miller - Officer Derivative Performance Stock Units 13,841 $0.00 -
Apr 18, 2025 LM Larry R. Miller - Officer Grant or award Performance Stock Units 13,841 $0.00 -
Oct 25, 2024 DN Diem Nguyen - Officer Option exercise Common Stock, par value $.0001 per share 59,288 $0.00 -
Oct 25, 2024 DN Diem Nguyen - Officer Tax withholding / forfeiture Common Stock, par value $.0001 per share 23,893 $6.77 $162K
Oct 25, 2024 DN Diem Nguyen - Officer Option exercise Performance Stock Units 59,288 $0.00 -
$CORT
CORCEPT THERAPEUTICS INC
