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Side-by-side financial comparison of Quest Diagnostics (DGX) and KeyCorp (KEY). Click either name above to swap in a different company.

Quest Diagnostics is the larger business by last-quarter revenue ($2.9B vs $2.0B, roughly 1.4× KeyCorp). KeyCorp runs the higher net margin — 25.4% vs 9.7%, a 15.7% gap on every dollar of revenue. On growth, KeyCorp posted the faster year-over-year revenue change (131.8% vs 9.2%). Over the past eight quarters, KeyCorp's revenue compounded faster (14.4% CAGR vs 9.9%).

Quest Diagnostics Incorporated is an American clinical laboratory. A Fortune 500 company, Quest operates in the United States, Puerto Rico, Mexico, and Brazil. Quest also maintains collaborative agreements with various hospitals and clinics across the globe.

Key is a Japanese visual novel studio known for making dramatic and plot-oriented titles. It was formed on July 21, 1998, as a brand under the publisher Visual Arts, and is located in Kita, Osaka.

DGX vs KEY — Head-to-Head

Bigger by revenue
DGX
DGX
1.4× larger
DGX
$2.9B
$2.0B
KEY
Growing faster (revenue YoY)
KEY
KEY
+122.6% gap
KEY
131.8%
9.2%
DGX
Higher net margin
KEY
KEY
15.7% more per $
KEY
25.4%
9.7%
DGX
Faster 2-yr revenue CAGR
KEY
KEY
Annualised
KEY
14.4%
9.9%
DGX

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
DGX
DGX
KEY
KEY
Revenue
$2.9B
$2.0B
Net Profit
$281.0M
$510.0M
Gross Margin
Operating Margin
15.4%
32.3%
Net Margin
9.7%
25.4%
Revenue YoY
9.2%
131.8%
Net Profit YoY
12.0%
309.0%
EPS (diluted)
$2.24
$0.43

Green = leading value per metric. Periods may differ when fiscal calendars don't align.

8-Quarter Revenue & Profit Trend

Side-by-side quarterly history. Quarters aligned by calendar period so offset fiscal years line up.

Revenue
DGX
DGX
KEY
KEY
Q1 26
$2.9B
Q4 25
$2.8B
$2.0B
Q3 25
$2.8B
$1.9B
Q2 25
$2.8B
$1.8B
Q1 25
$2.7B
$1.8B
Q4 24
$2.6B
$865.0M
Q3 24
$2.5B
$695.0M
Q2 24
$2.4B
$1.5B
Net Profit
DGX
DGX
KEY
KEY
Q1 26
$281.0M
Q4 25
$245.0M
$510.0M
Q3 25
$245.0M
$489.0M
Q2 25
$282.0M
$425.0M
Q1 25
$220.0M
$405.0M
Q4 24
$222.0M
$-244.0M
Q3 24
$226.0M
$-410.0M
Q2 24
$229.0M
$274.0M
Gross Margin
DGX
DGX
KEY
KEY
Q1 26
Q4 25
32.4%
Q3 25
33.7%
Q2 25
34.2%
Q1 25
32.5%
Q4 24
32.7%
Q3 24
32.6%
Q2 24
33.5%
Operating Margin
DGX
DGX
KEY
KEY
Q1 26
15.4%
Q4 25
13.8%
32.3%
Q3 25
13.7%
31.8%
Q2 25
15.9%
29.3%
Q1 25
13.0%
29.0%
Q4 24
13.8%
-92.6%
Q3 24
13.3%
-72.8%
Q2 24
14.8%
22.0%
Net Margin
DGX
DGX
KEY
KEY
Q1 26
9.7%
Q4 25
8.7%
25.4%
Q3 25
8.7%
25.8%
Q2 25
10.2%
23.1%
Q1 25
8.3%
22.8%
Q4 24
8.5%
-54.7%
Q3 24
9.1%
-59.0%
Q2 24
9.6%
18.0%
EPS (diluted)
DGX
DGX
KEY
KEY
Q1 26
$2.24
Q4 25
$2.18
$0.43
Q3 25
$2.16
$0.41
Q2 25
$2.47
$0.35
Q1 25
$1.94
$0.33
Q4 24
$1.95
$-0.30
Q3 24
$1.99
$-0.47
Q2 24
$2.03
$0.25

Balance Sheet & Financial Strength

Snapshot of each company's liquidity, leverage and book value from the latest quarter.

Metric
DGX
DGX
KEY
KEY
Cash + ST InvestmentsLiquidity on hand
$393.0M
$10.2B
Total DebtLower is stronger
$5.7B
$9.9B
Stockholders' EquityBook value
$7.7B
$20.4B
Total Assets
$16.7B
$184.4B
Debt / EquityLower = less leverage
0.74×
0.49×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
DGX
DGX
KEY
KEY
Q1 26
$393.0M
Q4 25
$420.0M
$10.2B
Q3 25
$432.0M
$13.3B
Q2 25
$319.0M
$11.6B
Q1 25
$188.0M
$15.3B
Q4 24
$549.0M
$17.5B
Q3 24
$764.0M
$22.8B
Q2 24
$271.0M
$15.5B
Total Debt
DGX
DGX
KEY
KEY
Q1 26
$5.7B
Q4 25
$5.2B
$9.9B
Q3 25
$5.2B
$10.9B
Q2 25
$5.2B
$12.1B
Q1 25
$5.9B
$12.4B
Q4 24
$5.6B
$12.1B
Q3 24
$5.6B
$15.7B
Q2 24
$3.8B
$16.9B
Stockholders' Equity
DGX
DGX
KEY
KEY
Q1 26
$7.7B
Q4 25
$7.2B
$20.4B
Q3 25
$7.3B
$20.1B
Q2 25
$7.2B
$19.5B
Q1 25
$6.9B
$19.0B
Q4 24
$6.8B
$18.2B
Q3 24
$6.8B
$16.9B
Q2 24
$6.6B
$14.8B
Total Assets
DGX
DGX
KEY
KEY
Q1 26
$16.7B
Q4 25
$16.2B
$184.4B
Q3 25
$16.2B
$187.4B
Q2 25
$16.0B
$185.5B
Q1 25
$15.8B
$188.7B
Q4 24
$16.2B
$187.2B
Q3 24
$16.1B
$189.8B
Q2 24
$13.9B
$187.4B
Debt / Equity
DGX
DGX
KEY
KEY
Q1 26
0.74×
Q4 25
0.72×
0.49×
Q3 25
0.71×
0.54×
Q2 25
0.72×
0.62×
Q1 25
0.85×
0.65×
Q4 24
0.83×
0.67×
Q3 24
0.83×
0.93×
Q2 24
0.58×
1.14×

Cash Flow & Capital Efficiency

How much cash each business actually produces after reinvestment. Cash flow is harder to manipulate than net income.

Metric
DGX
DGX
KEY
KEY
Operating Cash FlowLast quarter
$278.0M
$2.2B
Free Cash FlowOCF − Capex
$2.1B
FCF MarginFCF / Revenue
104.8%
Capex IntensityCapex / Revenue
3.9%
5.3%
Cash ConversionOCF / Net Profit
0.99×
4.33×
TTM Free Cash FlowTrailing 4 quarters
$3.5B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
DGX
DGX
KEY
KEY
Q1 26
$278.0M
Q4 25
$465.0M
$2.2B
Q3 25
$563.0M
$396.0M
Q2 25
$544.0M
$1.2B
Q1 25
$314.0M
$-140.0M
Q4 24
$464.0M
$664.0M
Q3 24
$356.0M
$-1.2B
Q2 24
$360.0M
$-217.0M
Free Cash Flow
DGX
DGX
KEY
KEY
Q1 26
Q4 25
$307.0M
$2.1B
Q3 25
$419.0M
$367.0M
Q2 25
$436.0M
$1.2B
Q1 25
$197.0M
$-150.0M
Q4 24
$341.0M
$599.0M
Q3 24
$250.0M
$-1.2B
Q2 24
$268.0M
$-230.0M
FCF Margin
DGX
DGX
KEY
KEY
Q1 26
Q4 25
10.9%
104.8%
Q3 25
14.9%
19.4%
Q2 25
15.8%
65.8%
Q1 25
7.4%
-8.5%
Q4 24
13.0%
69.2%
Q3 24
10.0%
-175.8%
Q2 24
11.2%
-15.1%
Capex Intensity
DGX
DGX
KEY
KEY
Q1 26
3.9%
Q4 25
5.6%
5.3%
Q3 25
5.1%
1.5%
Q2 25
3.9%
1.3%
Q1 25
4.4%
0.6%
Q4 24
4.7%
7.5%
Q3 24
4.3%
2.4%
Q2 24
3.8%
0.9%
Cash Conversion
DGX
DGX
KEY
KEY
Q1 26
0.99×
Q4 25
1.90×
4.33×
Q3 25
2.30×
0.81×
Q2 25
1.93×
2.90×
Q1 25
1.43×
-0.35×
Q4 24
2.09×
Q3 24
1.58×
Q2 24
1.57×
-0.79×

Financial Flow Comparison

Revenue → gross profit → operating profit → net profit for each company.

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