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Side-by-side financial comparison of Merck & Co. (MRK) and Warner Bros. Discovery (WBD). Click either name above to swap in a different company.

Merck & Co. is the larger business by last-quarter revenue ($16.4B vs $9.5B, roughly 1.7× Warner Bros. Discovery). Merck & Co. runs the higher net margin — 18.1% vs -2.7%, a 20.7% gap on every dollar of revenue. On growth, Merck & Co. posted the faster year-over-year revenue change (5.0% vs -5.7%). Merck & Co. produced more free cash flow last quarter ($1.8B vs $1.4B). Over the past eight quarters, Merck & Co.'s revenue compounded faster (2.0% CAGR vs -2.5%).

Merck & Co., Inc. is an American multinational pharmaceutical company headquartered in Rahway, New Jersey. The company does business as Merck Sharp & Dohme or MSD outside the United States and Canada. The company is ranked fourth on the list of largest biomedical companies by revenue.

Warner Bros. Discovery, Inc. (WBD) is an American multinational mass media and entertainment conglomerate headquartered in New York City. It was formed from WarnerMedia's spin-off by AT&T and merger with Discovery, Inc. on April 8, 2022.

MRK vs WBD — Head-to-Head

Bigger by revenue
MRK
MRK
1.7× larger
MRK
$16.4B
$9.5B
WBD
Growing faster (revenue YoY)
MRK
MRK
+10.6% gap
MRK
5.0%
-5.7%
WBD
Higher net margin
MRK
MRK
20.7% more per $
MRK
18.1%
-2.7%
WBD
More free cash flow
MRK
MRK
$441.0M more FCF
MRK
$1.8B
$1.4B
WBD
Faster 2-yr revenue CAGR
MRK
MRK
Annualised
MRK
2.0%
-2.5%
WBD

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
MRK
MRK
WBD
WBD
Revenue
$16.4B
$9.5B
Net Profit
$3.0B
$-252.0M
Gross Margin
66.2%
Operating Margin
20.9%
3.7%
Net Margin
18.1%
-2.7%
Revenue YoY
5.0%
-5.7%
Net Profit YoY
-20.8%
49.0%
EPS (diluted)
$1.19
$-0.10

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
MRK
MRK
WBD
WBD
Q4 25
$16.4B
$9.5B
Q3 25
$17.3B
$9.0B
Q2 25
$15.8B
$9.8B
Q1 25
$15.5B
$9.0B
Q4 24
$15.6B
$10.0B
Q3 24
$16.7B
$9.6B
Q2 24
$16.1B
$9.7B
Q1 24
$15.8B
$10.0B
Net Profit
MRK
MRK
WBD
WBD
Q4 25
$3.0B
$-252.0M
Q3 25
$5.8B
$-148.0M
Q2 25
$4.4B
$1.6B
Q1 25
$5.1B
$-453.0M
Q4 24
$3.7B
$-494.0M
Q3 24
$3.2B
$135.0M
Q2 24
$5.5B
$-10.0B
Q1 24
$4.8B
$-966.0M
Gross Margin
MRK
MRK
WBD
WBD
Q4 25
66.2%
Q3 25
77.7%
Q2 25
77.5%
Q1 25
78.0%
Q4 24
75.5%
Q3 24
75.5%
Q2 24
76.8%
Q1 24
77.6%
Operating Margin
MRK
MRK
WBD
WBD
Q4 25
20.9%
3.7%
Q3 25
39.0%
6.8%
Q2 25
31.6%
-1.9%
Q1 25
38.0%
-0.4%
Q4 24
26.7%
1.6%
Q3 24
24.6%
2.9%
Q2 24
37.3%
-105.1%
Q1 24
35.9%
-2.7%
Net Margin
MRK
MRK
WBD
WBD
Q4 25
18.1%
-2.7%
Q3 25
33.5%
-1.6%
Q2 25
28.0%
16.1%
Q1 25
32.7%
-5.0%
Q4 24
24.0%
-4.9%
Q3 24
19.0%
1.4%
Q2 24
33.9%
-102.8%
Q1 24
30.2%
-9.7%
EPS (diluted)
MRK
MRK
WBD
WBD
Q4 25
$1.19
$-0.10
Q3 25
$2.32
$-0.06
Q2 25
$1.76
$0.63
Q1 25
$2.01
$-0.18
Q4 24
$1.49
$-0.20
Q3 24
$1.24
$0.05
Q2 24
$2.14
$-4.07
Q1 24
$1.87
$-0.40

Balance Sheet & Financial Strength

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

Metric
MRK
MRK
WBD
WBD
Cash + ST InvestmentsLiquidity on hand
$14.6B
$4.6B
Total DebtLower is stronger
$32.4B
Stockholders' EquityBook value
$52.6B
$35.9B
Total Assets
$136.9B
$100.1B
Debt / EquityLower = less leverage
0.90×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MRK
MRK
WBD
WBD
Q4 25
$14.6B
$4.6B
Q3 25
$18.2B
$4.3B
Q2 25
$8.6B
$4.9B
Q1 25
$9.2B
$3.9B
Q4 24
$13.7B
$5.3B
Q3 24
$14.6B
$3.3B
Q2 24
$11.4B
$3.6B
Q1 24
$5.6B
$3.0B
Total Debt
MRK
MRK
WBD
WBD
Q4 25
$32.4B
Q3 25
$33.4B
Q2 25
$34.4B
Q1 25
$34.6B
Q4 24
$36.8B
Q3 24
$37.2B
Q2 24
$37.3B
Q1 24
$39.1B
Stockholders' Equity
MRK
MRK
WBD
WBD
Q4 25
$52.6B
$35.9B
Q3 25
$51.9B
$36.0B
Q2 25
$49.0B
$36.0B
Q1 25
$48.3B
$33.8B
Q4 24
$46.3B
$34.0B
Q3 24
$44.5B
$35.1B
Q2 24
$43.6B
$34.3B
Q1 24
$40.4B
$44.2B
Total Assets
MRK
MRK
WBD
WBD
Q4 25
$136.9B
$100.1B
Q3 25
$129.5B
$100.5B
Q2 25
$117.5B
$101.7B
Q1 25
$115.1B
$101.7B
Q4 24
$117.1B
$104.6B
Q3 24
$117.5B
$106.3B
Q2 24
$112.6B
$108.0B
Q1 24
$105.8B
$119.8B
Debt / Equity
MRK
MRK
WBD
WBD
Q4 25
0.90×
Q3 25
0.93×
Q2 25
0.95×
Q1 25
1.02×
Q4 24
1.08×
Q3 24
1.06×
Q2 24
1.09×
Q1 24
0.89×

Cash Flow & Capital Efficiency

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

Metric
MRK
MRK
WBD
WBD
Operating Cash FlowLast quarter
$2.9B
$1.8B
Free Cash FlowOCF − Capex
$1.8B
$1.4B
FCF MarginFCF / Revenue
11.1%
14.6%
Capex IntensityCapex / Revenue
6.3%
4.5%
Cash ConversionOCF / Net Profit
0.96×
TTM Free Cash FlowTrailing 4 quarters
$12.4B
$3.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MRK
MRK
WBD
WBD
Q4 25
$2.9B
$1.8B
Q3 25
$7.8B
$979.0M
Q2 25
$3.3B
$983.0M
Q1 25
$2.5B
$553.0M
Q4 24
$3.5B
$2.7B
Q3 24
$9.3B
$847.0M
Q2 24
$5.6B
$1.2B
Q1 24
$3.1B
$585.0M
Free Cash Flow
MRK
MRK
WBD
WBD
Q4 25
$1.8B
$1.4B
Q3 25
$6.8B
$701.0M
Q2 25
$2.5B
$702.0M
Q1 25
$1.2B
$302.0M
Q4 24
$2.5B
$2.4B
Q3 24
$8.5B
$632.0M
Q2 24
$4.8B
$976.0M
Q1 24
$2.2B
$390.0M
FCF Margin
MRK
MRK
WBD
WBD
Q4 25
11.1%
14.6%
Q3 25
39.6%
7.8%
Q2 25
16.0%
7.2%
Q1 25
7.5%
3.4%
Q4 24
16.1%
24.2%
Q3 24
51.1%
6.6%
Q2 24
30.1%
10.0%
Q1 24
14.1%
3.9%
Capex Intensity
MRK
MRK
WBD
WBD
Q4 25
6.3%
4.5%
Q3 25
5.7%
3.1%
Q2 25
4.8%
2.9%
Q1 25
8.6%
2.8%
Q4 24
6.0%
2.9%
Q3 24
4.7%
2.2%
Q2 24
4.9%
2.6%
Q1 24
5.5%
2.0%
Cash Conversion
MRK
MRK
WBD
WBD
Q4 25
0.96×
Q3 25
1.35×
Q2 25
0.74×
0.62×
Q1 25
0.49×
Q4 24
0.92×
Q3 24
2.94×
6.27×
Q2 24
1.03×
Q1 24
0.65×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MRK
MRK

Pharmaceuticalsegment$8.7B53%
Keytruda$4.9B30%
Other$2.7B16%
Janumet$57.0M0%
Isentress Isentress HD$38.0M0%
Pifeltro$25.0M0%
Belsomra$23.0M0%
Dificid$17.0M0%
Delstrigo$14.0M0%
Lagevrio$12.0M0%
Pneumovax23$4.0M0%

WBD
WBD

Distribution Revenue$4.8B51%
Global Linear Networks$4.2B44%
Service Other$307.0M3%
Related Party$204.0M2%
Other$7.0M0%

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