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CIK 0001285819 · Non-accelerated filer<br>Smaller reporting company

OMEROS CORP

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Ticker
OMER
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
FY end
Dec 31
Incorporated
WA
Entity type
operating
EIN
911663741
Phone
206-676-5000
Business address
201 ELLIOTT AVENUE WEST, SEATTLE, WA, 98119
Open-market buys, last 90 days
$0
in 0 filings
Open-market sales, last 90 days
$2,114,339
in 5 filings, $626K under 10b5-1 plans

Net −$2,114,339. Shares bought or sold at a price by officers, directors and 10% owners (Form 4 codes P and S). Grants, option exercises and tax withholding aren't counted.

Reading 100 more Form 4s from the SEC; this list fills in as they're read.

Date Insider Transaction Shares Price Value Owned after
2026-08-27 HANISH ARNOLD C Director Option exercise · Stock Option (Right to Buy) −7,500 0
2026-08-26 HANISH ARNOLD C Director Option exercise +5,000 $15.81 $79K 5,000
2026-08-26 HANISH ARNOLD C Director Sale −5,000 $18.53 $93K 0
2026-08-26 HANISH ARNOLD C Director Option exercise · Stock Option (Right to Buy) −5,000 2,500
2026-08-24 Borges David J. VP, Finance & CAO Option exercise 10b5-1 +906 $2.94 $3K 906
2026-08-24 Borges David J. VP, Finance & CAO Sale 10b5-1 −906 $19.10 $17K 0
2026-08-24 Borges David J. VP, Finance & CAO Option exercise · Stock Option (Right to Buy) 10b5-1 −906 20,000
2026-08-21 Borges David J. VP, Finance & CAO Option exercise 10b5-1 +5,906 $3.93 $23K 5,906
2026-08-21 Borges David J. VP, Finance & CAO Option exercise 10b5-1 +4,094 $2.94 $12K 10,000
2026-08-21 Borges David J. VP, Finance & CAO Sale 10b5-1 −10,000 $18.95 $190K 0
2026-08-21 Borges David J. VP, Finance & CAO Option exercise · Stock Option (Right to Buy) 10b5-1 −5,906 9,094
2026-08-21 Borges David J. VP, Finance & CAO Option exercise · Stock Option (Right to Buy) 10b5-1 −4,094 20,906
2026-08-20 Cable Thomas J. Director Option exercise +7,500 $2.00 $15K 42,567
2026-08-20 Cable Thomas J. Director Option exercise +7,500 $3.93 $29K 50,067
2026-08-20 Cable Thomas J. Director Sale −15,000 $18.45 $277K 35,067
2026-08-20 Cable Thomas J. Director Option exercise · Stock Option (Right to Buy) −7,500 0
2026-08-20 Cable Thomas J. Director Option exercise · Stock Option (Right to Buy) −7,500 0
2026-08-13 Borges David J. VP, Finance & CAO Option exercise 10b5-1 +5,000 $3.93 $20K 5,000
2026-08-13 Borges David J. VP, Finance & CAO Sale 10b5-1 −5,000 $16.95 $85K 0
2026-08-13 Borges David J. VP, Finance & CAO Option exercise · Stock Option (Right to Buy) 10b5-1 −5,000 15,000

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