SIGA TECHNOLOGIES INC — Director's Dealing 2007

Jul 30, 2007

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SIGA TECHNOLOGIES INC (SIGA)
CIK: 0001010086
Period of Report: 2007-07-26

Reporting Person: Hruby Dennis E (Chief Scientific Officer)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2007-07-26	Stock Option (Right to buy)	$3.10	A	300000	Acquired	2017-07-26	Common Stock, par value $.0001 per share (300000)	Direct

Footnotes

F1: The options with respect to 100,000 shares will vest pro rata on the first, second and third anniversaries of the date of grant. The options with respect to the remaining 200,000 shares will vest upon achievement of certain milestones.