Septerna (SEPN) Tax Rate (2024 - 2026)

Septerna (SEPN) posted quarterly Tax Rate of 4.06% for Q1 2026, down 3529.18% quarter-over-quarter from 0.11% in Q4 2025.

Septerna (SEPN) Tax Rate (2024 - 2026) Analysis & Trends

Septerna's Tax Rate history runs 3 years deep, the most recent figure standing at 4.06% for Q1 2026.

In Q1 2026, Tax Rate changed N/A year-over-year to 4.06%; the TTM figure through Mar 2026 stood at 0.98% (down 121.0% YoY), while the FY2025 annual figure was 0.02%, down 71.0% from the prior year.
Tax Rate for Q1 2026 stood at 4.06%, down from 0.11% in the prior quarter.
The five-year high for Tax Rate was 0.77% in Q4 2024, with the low at 4.06% in Q1 2026.
The 3-year median for Tax Rate is 0.38% (2024), against an average of 0.68%.
Peak annual rise in Tax Rate reached 88 bps in 2025, while the deepest fall reached 88 bps in 2025.
Septerna's Tax Rate stood at 0.77% in 2024, then sank by 115 bps to 0.11% in 2025, then tumbled by 3529 bps to 4.06% in 2026.
Business Quant data shows SEPN's Tax Rate at 4.06% in Q1 2026, 0.11% in Q4 2025, and 0.77% in Q4 2024.

#	Company	Market Cap	Enterprise Value	Gross Profit (Qtr)	Tax Rate (Qtr)
1	Vertex Pharmaceuticals	128.13 Bn	120.28 Bn	2.84 Bn	20.98%
2	Regeneron Pharmaceuticals	112.33 Bn	104.33 Bn	3.93 Bn	15.11%
3	Argenx Se	53.24 Bn	48.05 Bn	1.41 Bn	10.91%
4	Revolution Medicines	43.64 Bn	43.64 Bn	-	-
5	BeOne Medicines	39.27 Bn	34.17 Bn	1.53 Bn	24.15%
6	MindWalk Holdings	35.32 Bn	35.31 Bn	1.82 Bn	-9.47%
7	Royalty Pharma	33.72 Bn	35.84 Bn	-	-
8	Alnylam Pharmaceuticals	30.58 Bn	27.27 Bn	992.69 Mn	7.49%
9	Insmed	27.01 Bn	25.85 Bn	358.27 Mn	-16.71%
10	Septerna	2.08 Bn	2.08 Bn	-	-8.07%

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