{"url_path":"/sec/omer/8-k/2026-05-13/body","section_key":"body","section_title":"Body","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-05-13","source_url":"https://www.sec.gov/Archives/edgar/data/1285819/0001437749-26-016718-index.html","accession_number":"0001437749-26-016718","cik":"0001285819","ticker":"OMER","issuer_name":"OMEROS CORP","edgar_url":"https://www.sec.gov/Archives/edgar/data/1285819/0001437749-26-016718-index.html","primary_entity_key":"0001285819","primary_entity_name":"OMEROS CORP"},"word_count":604,"has_tables":true,"body_markdown":"omer20260403_8k.htm\n\nfalse\n0001285819\n\n0001285819\n\n2026-05-13\n2026-05-13\n\n \n\n \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**Pursuant to Section** **13 or 15(d)** **of the Securities Exchange Act of 1934**\n\n**Date of Report (Date of earliest event reported):****May 13, 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**201 Elliott Avenue West**\n\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, $0.01 par value 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 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).         \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. ☐\n\n \n\n \n\n \n\n \n\n \n\n**Item** **2.02 Results of Operations and Financial Condition.**\n\n \n\nOn May 13, 2026, Omeros Corporation issued a press release announcing financial results for the three months ended March 31, 2026. A copy of such press release is furnished herewith as Exhibit 99.1 and is incorporated herein by reference.\n\n \n\nThe information in this Current Report on Form 8-K, including the exhibit hereto, shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to liability under that Section or Sections 11 and 12(a)(2) of the Securities Act of 1933, as amended. The information contained herein and in the accompanying exhibit, including any information contained on or accessible through any website reference in the exhibit shall not be incorporated by reference into any filing with the United States Securities and Exchange Commission made by Omeros Corporation, whether made before or after the date hereof, regardless of any general incorporation language in such filing. The inclusion of any website address in this Current Report on Form 8-K by incorporation by reference of the press release is as an inactive textual reference only.\n\n \n\n**Item** **9.01 Financial Statements and Exhibits.**\n\n \n\n(d) Exhibits.\n\n \n\n**Exhibit**\n\n**Number**\n\n \n\n**Description**\n\n \n \n \n\n99.1\n\n \n\n[Press release, dated May 13, 2026, pertaining to Omeros Corporation's financial results for the three months ended March 31, 2026](ex_941648.htm)\n\n104\n\n \n\nCover Page Interactive Data File (embedded within the Inline XBRL document)\n\n \n\n \n\n \n\n \n\n \n\n**SIGNATURES**\n\n \n\nPursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.\n\n \n\n \n \n \n\n \n\n**OMEROS CORPORATION**\n\n \n \n \n\nDate: May 13, 2026\n\nBy:\n\n/s/ Gregory A. Demopulos\n\n \n \n\nGregory A. Demopulos, M.D.\n\n \n \n\nPresident, Chief Executive Officer and\n\n \n \n\nChairman of the Board of Directors"}