SIGA TECHNOLOGIES INC — Director's Dealing 2010

Oct 18, 2010

SEC Form 4/A — Form 4/A

Issuer: SIGA TECHNOLOGIES INC (SIGA)
CIK: 0001010086
Period of Report: 2010-08-13

Reporting Person: SAVAS PAUL G (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2010-08-13	Common Stock	X	948	$1.8288	Acquired	121840	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2010-08-13	Warrant (right to buy)	$1.8288	X	948	Disposed	2010-08-13	Common Stock (948)	Direct

Footnotes

F1: Acquired pursuant to the exercise of the warrants described in Table II.

F2: Includes 8,531 shares of common stock issuable upon exercise of warrants and 85,000 shares of common stock issuable upon exercise of options.

F3: These warrants were previously reported as the right to buy 868 shares of common stock of SIGA Technologies, Inc. ("SIGA") at an exercise price of $2.00 per share, but, pursuant to the anti-dilution provisions of the warrants, were adjusted to reflect the effects of certain of SIGA's subsequent issuances.