Omeros (OMER) Tax Rate (2020 - 2026)

Omeros' (OMER) quarterly Tax Rate came in at 0.11% in Q1 2026, down 99.37% quarter-over-quarter from 17.6% in Q4 2020.

Omeros (OMER) Tax Rate (2020 - 2026) Analysis & Trends

Omeros has disclosed Tax Rate across 2 years of filings, most recently posting 0.11% for Q1 2026.

Tax Rate for Q1 2026 came in at 0.11%, changed N/A year-over-year; the trailing twelve-month figure through Mar 2026 was 80.33% (changed N/A YoY), and the FY2025 annual result was 71.96%, down 7068.0% from the prior year.
Tax Rate came in at 0.11% for Q1 2026 at Omeros, down from 17.6% in the prior quarter.
In the past five years, Tax Rate ranged from a high of 0.11% in Q1 2026 to a low of 0.11% in Q1 2026.

Peer Comparison

#	Company	Market Cap	Enterprise Value	Gross Profit (Qtr)	Tax Rate (Qtr)
1	Alterity Therapeutics	925,601.88 Bn	925,601.85 Bn	-	-
2	Belite Bio	58,560.00 Bn	58,560.00 Bn	-	-
3	Quantum Biopharma	17,284.41 Bn	17,284.40 Bn	-	-
4	Legend Biotech	2,809.00 Bn	2,808.71 Bn	242.10 Mn	-57.14
5	Evaxion A	1,334.43 Bn	1,334.42 Bn	-	-6.79
6	Akari Therapeutics	1,312.27 Bn	1,312.26 Bn	-	5.61
7	Psyence Biomedical	212.16 Bn	212.16 Bn	-	-
8	Vertex Pharmaceuticals	114.83 Bn	107.58 Bn	2.59 Bn	17.68
9	Abivax	91.96 Bn	91.96 Bn	-	-
10	Omeros	737.87 Mn	602.55 Mn	9.31 Mn	0.11

Historic Data

Download Data

Date	Value
Mar 31, 2026	0.11%
Mar 31, 2026	0.11%
Dec 31, 2020	17.60%
Dec 31, 2020	17.60%
Sep 30, 2020	16.96%
Sep 30, 2020	16.96%