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On October 12, 2016, the reporting person exercised options to purchase 3,004 of these shares and held such shares for her account."}],"balance_after":13040,"derivative":{"exercise_price":6.05,"expiration_date":"2020-03-28","underlying":"Common Stock","underlying_shares":3004},"source":{"system":"sec-edgar","filing":"0000899243-16-031631","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1472163/000089924316031631/doc4.xml","form_type":"4"}},{"id":4580697,"issuer":{"id":4756,"kind":"organization","name":"OMEROS CORP","symbol":"OMER"},"owners":[{"id":156822,"kind":"person","name":"Kelbon Marcia S.","position":1,"cik":"0001472163","reported_name":"Kelbon Marcia S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP Patent and General Counsel"}}],"security":"Common Stock","published_at":"2016-10-12T21:00:41.000Z","date":"2016-10-12","kind":"exercise","acquired":true,"shares":3004,"price":6.05,"value":18174.2,"ownership":{"direct":true},"balance_after":166601,"source":{"system":"sec-edgar","filing":"0000899243-16-031631","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1472163/000089924316031631/doc4.xml","form_type":"4"}},{"id":4601503,"issuer":{"id":4756,"kind":"organization","name":"OMEROS CORP","symbol":"OMER"},"owners":[{"id":156822,"kind":"person","name":"Kelbon Marcia S.","position":1,"cik":"0001472163","reported_name":"Kelbon Marcia S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP Patent and General Counsel"}}],"security":"Stock Option (Right to Buy)","published_at":"2016-09-16T20:00:46.000Z","date":"2016-09-15","kind":"exercise","acquired":false,"shares":16000,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"derivative.exercise_date","element":"exerciseDate","label":"F4","text":"The option vested and became exercisable in 48 equal monthly installments. The first installment became exercisable on November 1, 2005 and subsequent installments became exercisable on each monthly anniversary thereafter."}],"balance_after":0,"derivative":{"exercise_price":0.98,"expiration_date":"2016-12-11","underlying":"Common Stock","underlying_shares":16000},"source":{"system":"sec-edgar","filing":"0000899243-16-029181","document":"doc4.xml","document_sequence":1,"table":"derivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1472163/000089924316029181/doc4.xml","form_type":"4"}},{"id":4601502,"issuer":{"id":4756,"kind":"organization","name":"OMEROS CORP","symbol":"OMER"},"owners":[{"id":156822,"kind":"person","name":"Kelbon Marcia S.","position":1,"cik":"0001472163","reported_name":"Kelbon Marcia S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP Patent and General Counsel"}}],"security":"Common Stock","published_at":"2016-09-16T20:00:46.000Z","date":"2016-09-15","kind":"sale","acquired":false,"shares":16000,"price":10.9111,"value":174577.6,"ownership":{"direct":true},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Open market sale pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 3, 2014, and amended on May 13, 2016,  which provided for the exercise and sale of options to purchase 175,000 shares of common stock that expire on December 11, 2016. The May 13, 2016 amendment to Ms. Kelbon's trading plan provided for the future exercise and sale of certain other series of the issuer's stock options.  Under the plan, the options expiring on December 11, 2016 would be exercised and sold at fixed sale periods, price and numbers set at the time the plan was adopted in 2014 over a one-year period beginning in November 2015, with sale periods commencing approximately monthly and with approximately 15,900 such options to be exercised and sold in each sale period. This sale was the last scheduled sale of options expiring in 2016 under the plan. Consistent with applicable trading rules, Ms. Kelbon has had no further control over the terms or timing of sales under the plan."},{"field":"kind","element":"transactionCoding","label":"F2","text":"(Continued from Footnote 1) A portion of the proceeds from the exercise of the options expiring on December 11, 2016 are being used to fund Ms. Kelbon's exercise of other series of the issuer's stock options and retention of the underlying shares, and may also be used to fund the payment of taxes incurred by the exercise of such options."},{"field":"price","element":"transactionPricePerShare","label":"F3","text":"This transaction was executed in multiple trades at prices ranging from $10.69 to $11.08; the price reported above reflects the weighted average sales price. The reporting person hereby undertakes to provide full information regarding the number of shares and prices at which the transactions referenced in this footnote were effected upon request to the SEC staff, the issuer, or a security holder of the issuer."}],"balance_after":163597,"source":{"system":"sec-edgar","filing":"0000899243-16-029181","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1472163/000089924316029181/doc4.xml","form_type":"4"}},{"id":4601501,"issuer":{"id":4756,"kind":"organization","name":"OMEROS CORP","symbol":"OMER"},"owners":[{"id":156822,"kind":"person","name":"Kelbon Marcia S.","position":1,"cik":"0001472163","reported_name":"Kelbon Marcia S.","relationship":{"director":false,"officer":true,"ten_percent_owner":false,"other":false,"officer_title":"VP Patent and General Counsel"}}],"security":"Common Stock","published_at":"2016-09-16T20:00:46.000Z","date":"2016-09-15","kind":"exercise","acquired":true,"shares":16000,"price":0.98,"value":15680.0,"ownership":{"direct":true},"balance_after":179597,"source":{"system":"sec-edgar","filing":"0000899243-16-029181","document":"doc4.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1472163/000089924316029181/doc4.xml","form_type":"4"}}]}