OMEROS CORP — Director's Dealing 2011

Aug 22, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: OMEROS CORP (OMER)
CIK: 0001285819
Period of Report: 2011-08-18

Reporting Person: Demopulos Gregory A MD (Director, Chairman, CEO & President, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-08-18	Common Stock	M	1542	$0.52	Acquired	1226822	Direct
2011-08-22	Common Stock	M	10000	$0.98	Acquired	1236822	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-08-18	Stock Option (Right to Buy)	$0.52	M	1542	Disposed	2011-12-11	Common Stock (1542)	Direct
2011-08-22	Stock Option (Right to Buy)	$0.98	M	10000	Disposed	2016-12-11	Common Stock (10000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	250000	Indirect

Footnotes

F1: The reporting person is the sole trustee and annuitant of the Gregory A. Demopulos Annuity Trust, the owner of the securities.

F2: The option vested and became exercisable in 48 equal monthly installments. The first installment became exercisable on March 28, 2005 and subsequent installments became exercisable on each monthly anniversary thereafter.