Supernus Pharmaceuticals (SUPN) Tax Rate (2011 - 2025)

Supernus Pharmaceuticals (SUPN) has 12 years of Tax Rate data on file, last reported at 114.47% in Q4 2025.

• On a quarterly basis, Tax Rate fell 15637.0% year-over-year to 114.47% in Q4 2025; TTM through Dec 2025 was 21.37%, a 310.0% decrease from a year earlier, with the FY2025 full-year figure at 21.37%, down 315.0% from the prior year.
• Tax Rate for Q4 2025 stood at 114.47%, down from 22.15% in the prior quarter.
• Over the last five years, Tax Rate for SUPN reached as high as 493.92% in Q3 2022 and fell as low as 114.47% in Q4 2025.
• Historically, Tax Rate has averaged 34.89% across 5 years, with a median of 24.19% in 2024.
• Across the five-year window, Tax Rate jumped 46837 bps in 2022 and plunged 24731 bps in 2024, its largest moves.
• Year by year, Tax Rate stood at 19.06% in 2021, then jumped by 244 bps to 27.41% in 2022, then sank by 168 bps to 18.69% in 2023, then jumped by 324 bps to 41.9% in 2024, then sank by 373 bps to 114.47% in 2025.
• Per Business Quant data, the three most recent Tax Rate figures were 114.47% in Q4 2025, 22.15% in Q3 2025, and 34.98% in Q2 2025.