Quest Diagnostics DGX
NYSE DGX
$244.63 -0.37 (-0.15%)
As of: Aug 27, 2026 · 3:59 PM EDT

Quest Diagnostics (DGX) Tax Rate (2009 - 2026)

Quest Diagnostics (DGX) posted Tax Rate of 21.36% for Q2 2026, down 3.59% sequentially from 22.16% in Q1 2026, and down 390.0% YoY from 7.37% in Q2 2025.

Quest Diagnostics (DGX) Tax Rate (2009 - 2026) Analysis & Trends

Quest Diagnostics has reported Tax Rate for 18 years, with the latest figure at 21.36% in Q2 2026.

  • Quarterly Tax Rate fell 390.0% year-over-year to 21.36% in Q2 2026, while the trailing twelve-month figure through Jun 2026 was 22.79% (down 24.0% YoY) and the FY2025 annual result came in at 23.82%, up 59.0% from the prior year.
  • Tax Rate retreated to 21.36% in Q2 2026 per DGX's latest filing, from 22.16% in the prior quarter.
  • Over five years, Tax Rate peaked at 25.26% in Q2 2025 and troughed at 3.67% in Q4 2022.
  • A 5-year average of 21.42% and a median of 23.27% in 2022 frame the typical range for Tax Rate.
  • The sharpest annual moves came in 2022 and 2023: Tax Rate plunged 2638 bps in 2022, then surged 2055 bps in 2023.
  • Over 5 years, Tax Rate stood at 3.67% in 2022, then soared by 560 bps to 16.88% in 2023, then soared by 35 bps to 22.74% in 2024, then gained by 8 bps to 24.55% in 2025, then dropped by 13 bps to 21.36% in 2026.
  • According to Business Quant data, Tax Rate over the past three periods registered 21.36%, 22.16%, and 24.55% for Q2 2026, Q1 2026, and Q4 2025 respectively.

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr) Tax Rate (Qtr)
1 Thermo Fisher Scientific 234.15 Bn 230.09 Bn 8.34 Bn 8.68%
2 Danaher 152.10 Bn 147.75 Bn 3.61 Bn 19.29%
3 Natera 48.48 Bn 47.38 Bn 486.15 Mn 0.45%
4 Agilent Technologies 44.35 Bn 42.55 Bn 990.00 Mn 16.91%
5 Iqvia Holdings 43.68 Bn 41.60 Bn 1.44 Bn 19.93%
6 Idexx Laboratories 43.02 Bn 42.83 Bn 779.09 Mn 18.89%
7 Illumina 34.39 Bn 33.22 Bn 770.00 Mn 20.38%
8 Mettler Toledo International 28.29 Bn 28.24 Bn 650.22 Mn 19.52%
9 Labcorp Holdings 27.51 Bn 27.37 Bn 1.11 Bn 22.59%
10 Quest Diagnostics 27.10 Bn 26.47 Bn 1.03 Bn 21.36%

Historic Data

Download Data
DateValue
Jun 30, 2026 21.36
Jun 30, 2026 21.36
Jun 30, 2026 21.36
Mar 31, 2026 22.16
Mar 31, 2026 22.16
Mar 31, 2026 22.16
Dec 31, 2025 24.55
Dec 31, 2025 24.55
Dec 31, 2025 24.55
Sep 30, 2025 23.48
Sep 30, 2025 23.48
Sep 30, 2025 23.48
Jun 30, 2025 25.26
Jun 30, 2025 25.26
Jun 30, 2025 25.26
Mar 31, 2025 21.38
Mar 31, 2025 21.38
Mar 31, 2025 21.38
Dec 31, 2024 22.74
Dec 31, 2024 22.74