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Quest Diagnostics (DGX) Tax Rate (2016 - 2025)

Quest Diagnostics' Tax Rate history spans 17 years, with the latest figure at 24.55% for Q4 2025.

  • For Q4 2025, Tax Rate rose 180.0% year-over-year to 24.55%; the TTM value through Dec 2025 reached 23.82%, up 59.0%, while the annual FY2025 figure was 23.82%, 59.0% up from the prior year.
  • Tax Rate for Q4 2025 was 24.55% at Quest Diagnostics, up from 23.48% in the prior quarter.
  • Across five years, Tax Rate topped out at 47.01% in Q4 2021 and bottomed at 3.67% in Q4 2022.
  • The 5-year median for Tax Rate is 23.47% (2023), against an average of 22.18%.
  • The largest annual shift saw Tax Rate soared 2181bps in 2021 before it plummeted -5068bps in 2022.
  • A 5-year view of Tax Rate shows it stood at 47.01% in 2021, then plummeted by -108bps to 3.67% in 2022, then surged by 560bps to 16.88% in 2023, then surged by 35bps to 22.74% in 2024, then rose by 8bps to 24.55% in 2025.
  • Per Business Quant, the three most recent readings for DGX's Tax Rate are 24.55% (Q4 2025), 23.48% (Q3 2025), and 25.26% (Q2 2025).