SIGA TECHNOLOGIES INC — Director's Dealing 2018

Aug 22, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: SIGA TECHNOLOGIES INC (SIGA)
CIK: 0001010086
Period of Report: 2018-08-20

Reporting Person: ROSE ERIC A MD (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-08-20	Common Stock, par value $.0001 per share	M	400000	$2.49	Acquired	1133267	Direct
2018-08-20	Common Stock, par value $.0001 per share	F	234277	$7.98	Disposed	898990	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-08-20	Stock Option (Right to buy)	$2.49	M	400000	Disposed	2018-11-14	Common Stock, par value $.0001 per share (400000)	Direct

Footnotes

F1: This Form 4 reports the exercise of options for 400,000 shares of common stock of SIGA Technologies, Inc. (the "Issuer") and the related surrender to the Issuer of 234,277 shares of common stock of the Issuer by the Reporting Person in order to (i) effect the option exercise and (ii) satisfy certain tax withholding obligations of the Issuer associated with the exercise of options and the consequent issuance of common stock of the Issuer. No shares of common stock of the Issuer were sold by the Reporting Person in a market transaction.

F2: The options with respect to 100,000 shares vested pro rata on the first, second and third anniversaries of the date of grant. The options with respect to the remaining 300,000 shares vested upon achievement of certain milestones.