Quest Diagnostics (DGX) Debt Ratio (2009 - 2026)

Quest Diagnostics (DGX) posted Debt Ratio of 0.33 for Q2 2026, down 1.67% sequentially from 0.34 in Q1 2026, and down 6.08% YoY from 0.36 in Q2 2025.

Quest Diagnostics (DGX) Debt Ratio (2009 - 2026) Analysis & Trends

Quest Diagnostics has reported Debt Ratio for 18 years, with the latest figure at 0.33 in Q2 2026.

Quarterly Debt Ratio fell 6.08% year-over-year to 0.33 in Q2 2026, while the trailing twelve-month figure through Jun 2026 was 0.33 (down 6.08% YoY) and the FY2025 annual result came in at 0.38, down 9.85% from the prior year.
Debt Ratio slipped to 0.33 in Q2 2026 per DGX's latest filing, from 0.34 in the prior quarter.
Over five years, Debt Ratio peaked at 0.43 in Q3 2024 and troughed at 0.3 in Q1 2022.
A 5-year average of 0.34 and a median of 0.34 in 2026 frame the typical range for Debt Ratio.
The sharpest annual moves came in 2024 and 2025: Debt Ratio jumped 35.09% in 2024, then fell 17.72% in 2025.
Over 5 years, Debt Ratio stood at 0.31 in 2022, then rose by 15.32% to 0.36 in 2023, then advanced by 18.01% to 0.42 in 2024, then slipped by 9.85% to 0.38 in 2025, then declined by 12.33% to 0.33 in 2026.
According to Business Quant data, Debt Ratio over the past three periods registered 0.33, 0.34, and 0.38 for Q2 2026, Q1 2026, and Q4 2025 respectively.

#	Company	Market Cap	Enterprise Value	Gross Profit (Qtr)	Debt Ratio (Qtr)
1	Thermo Fisher Scientific	213.96 Bn	209.90 Bn	8.34 Bn	0.40
2	Danaher	140.29 Bn	135.94 Bn	3.61 Bn	0.29
3	Idexx Laboratories	46.08 Bn	45.88 Bn	779.09 Mn	0.24
4	Agilent Technologies	39.78 Bn	37.97 Bn	990.00 Mn	0.26
5	Iqvia Holdings	39.43 Bn	37.35 Bn	1.44 Bn	0.54
6	Natera	38.72 Bn	37.62 Bn	696.04 Mn	0.01
7	Illumina	30.05 Bn	28.88 Bn	770.00 Mn	0.22
8	Mettler Toledo International	28.63 Bn	28.58 Bn	650.22 Mn	0.58
9	Quest Diagnostics	26.17 Bn	25.54 Bn	1.03 Bn	0.33
10	Labcorp Holdings	25.89 Bn	24.91 Bn	1.01 Bn	0.33

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