Karyopharm Therapeutics (KPTI) Tax Rate (2017 - 2025)

Karyopharm Therapeutics has reported Tax Rate for 9 years, with the latest figure at 0.07% in Q4 2025.

• For the quarter ending Q4 2025, Tax Rate rose 16.0% year-over-year to 0.07%; the trailing twelve-month figure through Dec 2025 stood at 1.19% (down 7244.0% YoY), and the FY2025 full-year result was 1.19%, down 7244.0% from the prior year.
• Tax Rate for Q4 2025 stood at 0.07%, up from 0.1% in the prior quarter.
• The five-year high for Tax Rate was 0.28% in Q2 2024, with the low at 0.39% in Q2 2023.
• Historically, Tax Rate has averaged 0.16% across 5 years, with a median of 0.18% in 2021.
• Annual changes were most pronounced in 2024 — Tax Rate surged 67 bps — and 2025, when it sank 39 bps.
• Karyopharm Therapeutics' Tax Rate stood at 0.18% in 2021, then dropped by 8 bps to 0.19% in 2022, then slumped by 35 bps to 0.26% in 2023, then increased by 7 bps to 0.24% in 2024, then soared by 69 bps to 0.07% in 2025.
• The last three Tax Rate figures came in at 0.07% (Q4 2025), 0.1% (Q3 2025), and 0.11% (Q2 2025), per Business Quant data.