---
schema_version: "secwatch.filing_event.v1"
accession: "0001552781-26-000377"
form_type: "8-K"
ticker: "OMER"
cik: "0001285819"
company_name: "OMEROS CORP"
filed_at: "2026-07-06T12:30:27+00:00"
generated_at: "2026-07-06T12:35:16.541638+00:00"
event_type: "debt"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Omeros to repurchase additional $14.5M of 9.50% Convertible Notes due 2029

## Summary
- Previously disclosed repurchase of $16.0M principal for ~$31.3M expected to close July 6, 2026.
- New agreements to repurchase up to $14.5M additional principal for up to ~$31.0M, closing July 20-30, 2026.
- After both repurchases, ~$40.3M principal of Notes will remain outstanding.
- Company may seek unsecured or limited-collateral debt financing to replace cash used.

## SEC filing metadata
- accession: 0001552781-26-000377
- form_type: 8-K
- ticker: OMER
- cik: 0001285819
- company_name: OMEROS CORP
- filed_at: 2026-07-06T12:30:27+00:00
- event_type: debt
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1285819/000155278126000377/0001552781-26-000377-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1285819/000155278126000377/e26295_omer-8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001552781-26-000377
- JSON: https://secwatch.observer/filing/0001552781-26-000377.json
- Plain text: https://secwatch.observer/filing/0001552781-26-000377.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.