SIGA Technologies Inc.

Last updated September 27, 2026

Organization details

Legal name
SIGA Technologies Inc.
Former names
Siga Pharmaceuticals Inc
Ownership
Public
Status
Active
Sector (GICS)
Health Care
SIC code
2834 — Pharmaceutical Preparations
Jurisdiction of incorporation
Delaware
Headquarters city
New York
Headquarters state / province
New York
Headquarters country
United States
Fiscal year end
December
Ticker symbol
SIGA
Primary stock exchange
Nasdaq

Identifiers

SEC CIK
0001010086
EIN
13-3864870

Board of directors

Chief executives

Diem Nguyen · Chief Executive Officer
Since January 2024
27 CEO score

Weak · grade F

Out of 100, from shareholder return, dividends, growth and acquisitions.

Partial: only 50% of the scoring weight is on file.

Dividends 15%
91

dividend grew 15.5% a year

Revenue growth 20%
0

-17.8% a year in revenue

Earnings growth 15%
0

-42% a year in earnings per share

50% of the scoring weight is on file. Figures cover December 2023 – December 2025.

Director election results

Annual meeting of June 9, 2026. Support is votes for as a share of votes for and against (or withheld). Below 80% is a clear protest.

Board connections

5 of this board's directors also sit on 7 other boards. 3 are in the same sector.

Network of SIGA Technologies Inc.'s board connections Candel Therapeutics Inc. Candel Therapeutics In... CME Group Inc. CME Group Inc. Gaming and Leisure Properties Inc. Gaming and Leisure Pro... OPKO Health Inc. OPKO Health Inc. REalloys Inc. REalloys Inc. United States Antimony Corporation United States Antimony... Verrica Pharmaceuticals Inc. Verrica Pharmaceutical... Diem Nguyen Diem Nguyen Gary J. Nabel Gary J. Nabel Harold Eugene Ford Jr. Harold Eugene Ford J... John M. Keane John M. Keane Joseph W. Marshall III Joseph W. Marshall I... SIGA Technologies Inc.
Shared director Other board Same sector

Insider trades

All notable trades →

From SEC Forms 4 and 5. Open-market purchases and sales are highlighted; grants, option exercises and shares withheld for tax are routine.

Bought, last 12 months
$0
0 purchases by 0 insiders
Sold, last 12 months
$0
0 sales by 0 insiders
Date Insider Transaction Shares Price Value
Jun 9, 2026 Joseph W. Marshall III Director Option exercise +24,116 — —
Jun 9, 2026 John M. Keane Director Option exercise +24,116 — —
Jun 9, 2026 Harold Eugene Ford Jr. Director Option exercise +24,116 — —
Jun 9, 2026 Holly L. Phillips Director Option exercise +24,116 — —
Jun 9, 2026 Julian Nemirovsky Director Option exercise +24,116 — —
Jun 9, 2026 Jaymie A. Durnan Director Option exercise +24,116 — —
Jun 9, 2026 Gary J. Nabel Director Option exercise +24,116 — —
Jun 9, 2026 Joseph W. Marshall III Director Sold back to the company −7,235 $4.39 $31,762
Jun 9, 2026 John M. Keane Director Sold back to the company −7,235 $4.39 $31,762
Jun 9, 2026 Harold Eugene Ford Jr. Director Sold back to the company −7,235 $4.39 $31,762
Jun 9, 2026 Holly L. Phillips Director Sold back to the company −7,235 $4.39 $31,762
Jun 9, 2026 Julian Nemirovsky Director Sold back to the company −7,235 $4.39 $31,762
Jun 9, 2026 Jaymie A. Durnan Director Sold back to the company −7,235 $4.39 $31,762
Jun 9, 2026 Gary J. Nabel Director Sold back to the company −7,235 $4.39 $31,762
Mar 25, 2026 Miller Larry R. Officer (General Counsel) Option exercise +6,920 — —

Organizations in the same sector, closest in location and size first.

Questions about SIGA Technologies Inc.

Who is the CEO of SIGA Technologies Inc.?

Diem Nguyen has been SIGA Technologies Inc.'s Chief Executive Officer since January 2024.

How many directors are on SIGA Technologies Inc.'s board?

SIGA Technologies Inc.'s board has 10 directors: Diem Nguyen, Evan A. Knisely, Gary J. Nabel, Harold Eugene Ford Jr., Holly L. Phillips, Jay Varma, Jaymie A. Durnan, John M. Keane, Joseph W. Marshall III and Julian Nemirovsky.

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