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OMERNasdaq
OMEROS CORP
Pharmaceutical Preparations · WA · CIK 1285819
Omeros discovers and develops protein and small-molecule therapeutics for complement-mediated diseases, cancers, and addictive disorders
$632M
Market cap
$9.91
Last close
+14.3%
1D
-4.1%
5D
2.7M
Volume
Price · last 39 sessions-33.5%
May 4L $8.67 · H $14.91Jun 29
317
Total filings
Jun 25, 2026
Last filing
12/31
Fiscal year end
8-KShareholder VoteJun 25, 20268-KCompany UpdateJun 18, 202610-QFORM 10-QMay 13, 20268-KResults of OperationsMay 13, 2026DEF 14ADEF 14AApr 30, 202610-KFORM 10-KMar 31, 20268-KResults of OperationsMar 31, 20268-KResults of OperationsJan 7, 20268-KCompany UpdateDec 29, 20258-KAgreement Terminated · Acquisition / DispositionDec 1, 2025424B5424B5Nov 14, 202510-QFORM 10-QNov 13, 20258-KResults of OperationsNov 13, 20258-KMaterial Agreement · Company UpdateOct 15, 202510-QFORM 10-QAug 14, 20258-KResults of OperationsAug 14, 20258-KCompany UpdateJul 25, 2025424B5424B3Jul 25, 20258-KShareholder VoteJul 2, 2025DEF 14ADEF 14AMay 30, 20258-K/ACompany UpdateMay 16, 202510-QFORM 10-QMay 15, 20258-KMaterial Agreement · Results of OperationsMay 15, 20258-KCompany UpdateMay 6, 202510-K/AFORM 10-K/AApr 30, 202510-KFORM 10-KMar 31, 20258-KResults of OperationsMar 31, 20258-KCompany UpdateFeb 20, 20258-KCompany UpdateJan 16, 20258-KCompany UpdateDec 19, 202410-QFORM 10-QNov 13, 20248-KResults of OperationsNov 13, 202410-QFORM 10-QAug 7, 20248-KResults of OperationsAug 7, 20248-KExecutive Change · Shareholder VoteJun 12, 20248-KMaterial Agreement · New Debt / ObligationJun 3, 202410-QFORM 10-QMay 15, 20248-KResults of OperationsMay 15, 2024DEF 14AFORM DEF 14AApr 29, 202410-KFORM 10-KApr 1, 20248-KResults of OperationsApr 1, 2024SC 13GSCHEDULE 13GFeb 13, 20248-KMaterial Agreement · New Debt / ObligationFeb 7, 2024SC 13GSC 13GJan 29, 202410-QFORM 10-QNov 9, 20238-KResults of OperationsNov 9, 20238-KCompany UpdateOct 16, 202310-Q10-QAug 9, 20238-KResults of OperationsAug 9, 20238-KExecutive Change · Shareholder VoteJun 28, 2023DEF 14ADEF 14AMay 17, 20238-KExecutive ChangeMay 16, 202310-Q10-QMay 9, 20238-KResults of OperationsMay 9, 202310-K/A10-K/AMay 1, 202310-K10-KMar 13, 20238-KResults of OperationsMar 13, 20238-KResults of Operations · Company UpdateFeb 6, 2023424B5424B5Nov 18, 202210-Q10-QNov 9, 20228-KResults of OperationsNov 9, 20228-KMaterial Agreement · New Debt / ObligationOct 6, 202210-Q10-QAug 9, 20228-KResults of OperationsAug 9, 2022SC 13GSC 13GJul 8, 20228-KShareholder VoteJun 24, 202210-Q10-QMay 10, 20228-KResults of OperationsMay 10, 2022DEF 14ADEF 14AMay 2, 202210-K10-KMar 1, 20228-KResults of OperationsMar 1, 20228-KAcquisition / Disposition · Company UpdateDec 30, 20218-KMaterial Agreement · Company UpdateDec 2, 202110-Q10-QNov 9, 20218-KResults of OperationsNov 9, 20218-KExecutive Change · Reg FD DisclosureOct 18, 20218-KCompany UpdateOct 1, 202110-Q10-QAug 9, 20218-KResults of OperationsAug 9, 20218-KExecutive Change · Shareholder VoteJun 16, 2021
Insider Activity
In the 90 days to Jan 13, 2026: 1 sold $751K.
| Date | Insider | Action | Shares | Price | Value |
|---|---|---|---|---|---|
| Jan 13, 2026 | Borges David J.VP, Finance & CAO | Sell | 30,000 | $12.31 | $369K |
| Jan 12, 2026 | Borges David J.VP, Finance & CAO | Sell | 30,000 | $12.72 | $382K |
Open-market buys & sells (Form 4, transaction codes P/S). Source: SEC structured insider data.
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