Ironwood Pharmaceuticals (IRWD) Tax Rate (2010 - 2026)

Ironwood Pharmaceuticals (IRWD) has 9 years of Tax Rate data on file, last reported at 37.44% in Q1 2026.

• For the quarter ending Q1 2026, Tax Rate rose 4051.0% year-over-year to 37.44%; the trailing twelve-month figure through Mar 2026 stood at 671.77% (up 66728.0% YoY), and the FY2025 full-year result was 50.48%, down 5867.0% from the prior year.
• Tax Rate rose to 37.44% in Q1 2026, from 1.69% in the prior quarter.
• In the past five years, Tax Rate ranged from a high of 183.54% in Q1 2024 to a low of 75.07% in Q4 2022.
• A 5-year average of 34.25% and a median of 31.06% in 2022 frame the typical range for Tax Rate.
• Across the five-year window, Tax Rate jumped 65068 bps in 2022 and tumbled 18661 bps in 2025, its largest moves.
• Tracing IRWD's Tax Rate over 5 years: stood at 75.07% in 2022, then soared by 134 bps to 25.83% in 2023, then slumped by 189 bps to 22.96% in 2024, then jumped by 93 bps to 1.69% in 2025, then jumped by 2310 bps to 37.44% in 2026.
• Business Quant data shows IRWD's Tax Rate at 37.44% in Q1 2026, 1.69% in Q4 2025, and 41.08% in Q3 2025.