EntityWire

EntityWire / EIN 91-1663741

Employer with a benefit plan

OMEROS CORPORATION

EIN 91-1663741. What DOL Form 5500 filings (EFAST2) and SEC EDGAR company filings say about this entity, with the source and date on every fact. Latest record 2026-09-01.

Employer with a benefit plan ยท SEC filer

OMEROS CORPORATION

201 ELLIOTT AVENUE WEST, SUITE 500, SEATTLE, WA 981194265

EIN

91-1663741

SEC CIK

0001285819

SEC · 2026-09-01

Industry (SIC)

Pharmaceutical Preparations (2834)

SEC · 2026-09-01

State of incorporation

WA

SEC · 2026-09-01

Ticker

OMER

SEC · 2026-09-01

Latest SEC filing

4 2026-09-01

SEC · 2026-09-01

Benefit plan 1, 2024 filing

OMEROS CORPORATION RETIREMENT PLAN

DOL · 2025-09-22

Participants (start of year)

323

DOL · 2025-09-22

Plan features

code 2E2F2G2J2K2T3D

DOL · 2025-09-22

Plan type

Single-employer plan

DOL · 2025-09-22

Business code (NAICS)

541700

DOL · 2025-09-22

Benefit plan 501, 2024 filing

OMEROS CORPORATION EMPLOYEE BENEFIT PLAN

DOL · 2025-08-22

Participants (start of year)

192

DOL · 2025-08-22

Plan features

code 4A4B4D4E4F4H

DOL · 2025-08-22

Plan type

Single-employer plan

DOL · 2025-08-22

From DOL Form 5500 filings (EFAST2) · SEC EDGAR company filings. Latest record 2026-09-01.

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