{"url_path":"/sec/omer/8-k/2026-07-20/cover-page","section_key":"cover-page","section_title":"Cover Page","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-07-20","source_url":"https://www.sec.gov/Archives/edgar/data/1285819/0001437749-26-023886-index.html","accession_number":"0001437749-26-023886","cik":"0001285819","ticker":"OMER","issuer_name":"OMEROS CORP","edgar_url":"https://www.sec.gov/Archives/edgar/data/1285819/0001437749-26-023886-index.html","primary_entity_key":"0001285819","primary_entity_name":"OMEROS CORP"},"word_count":309,"has_tables":true,"body_markdown":"omer20260716_8k.htm\n\nfalse\n0001285819\n\n0001285819\n\n2026-07-20\n2026-07-20\n\n**UNITED STATES**\n\n**SECURITIES AND EXCHANGE COMMISSION**\n\n**WASHINGTON, D.C. 20549**\n\n \n\n**FORM** **8-K**\n\n**CURRENT REPORT**\n\n \n\n**Pursuant to Section** **13 or 15(d)** **of the Securities Exchange Act of 1934**\n\n \n\n**Date of Report (Date of earliest event reported): ****July 20, 2026**\n\n \n\n**OMEROS CORPORATION**\n\n**(Exact name of Registrant as Specified in Its Charter)**\n\n \n\n \n\n**Washington**\n\n**001-34475**\n\n**91-1663741**\n\n**(State or Other Jurisdiction**\n\n**of Incorporation)**\n\n**(Commission File Number)**\n\n**(IRS Employer**\n\n**Identification No.)**\n\n \n\n \n\n \n\n**201 Elliott Avenue West** \n**Seattle****, ****WA**\n\n \n\n**98119**\n\n**(Address of Principal Executive Offices)**\n\n \n\n**(Zip Code)**\n\n \n\n**Registrant**’**s Telephone Number, Including Area Code: (****206****) ****676-5000**\n\n \n\n**(Former Name or Former Address, if Changed Since Last Report)**\n\n \n\nCheck the appropriate box below if the Form 8‑K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):\n\n \n\n☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)\n\n \n\n☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)\n\n \n\n☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))\n\n \n\n☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))\n\n \n\nSecurities Registered Pursuant to Section 12(b) of the Act:\n\n \n\nTitle of each class\n\nTrading Symbol(s)\n\nName of each exchange on which registered\n\nCommon stock, par value $0.01 per share\n\nOMER\n\nThe Nasdaq Stock Market LLC\n\n \n\nIndicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 under the Securities Act of 1933 (17 CFR 230.405) or Rule 12b-2 under the Securities Exchange Act of 1934 (17 CFR 240.12b-2).\n\n \n\nEmerging growth company ☐\n\n \n\nIf an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐"}