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

Merck & Co. is the larger business by last-quarter revenue ($16.4B vs $15.9B, roughly 1.0× IBM). Merck & Co. runs the higher net margin — 18.1% vs 7.6%, a 10.4% gap on every dollar of revenue. On growth, IBM posted the faster year-over-year revenue change (9.5% vs 5.0%). IBM produced more free cash flow last quarter ($2.2B vs $1.8B). Over the past eight quarters, Merck & Co.'s revenue compounded faster (2.0% CAGR vs 0.5%).

International Business Machines Corporation, doing business as IBM, is an American multinational technology company headquartered in Armonk, New York, and present in over 175 countries. It is a publicly traded company and one of the 30 companies in the Dow Jones Industrial Average. IBM is the largest industrial research organization in the world, with 19 research facilities across a dozen countries; for 29 consecutive years, from 1993 to 2021, it held the record for most annual U.S.

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.

IBM vs MRK — Head-to-Head

Bigger by revenue
MRK
MRK
1.0× larger
MRK
$16.4B
$15.9B
IBM
Growing faster (revenue YoY)
IBM
IBM
+4.5% gap
IBM
9.5%
5.0%
MRK
Higher net margin
MRK
MRK
10.4% more per $
MRK
18.1%
7.6%
IBM
More free cash flow
IBM
IBM
$396.0M more FCF
IBM
$2.2B
$1.8B
MRK
Faster 2-yr revenue CAGR
MRK
MRK
Annualised
MRK
2.0%
0.5%
IBM

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
IBM
IBM
MRK
MRK
Revenue
$15.9B
$16.4B
Net Profit
$1.2B
$3.0B
Gross Margin
56.2%
66.2%
Operating Margin
20.9%
Net Margin
7.6%
18.1%
Revenue YoY
9.5%
5.0%
Net Profit YoY
15.3%
-20.8%
EPS (diluted)
$1.28
$1.19

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
IBM
IBM
MRK
MRK
Q1 26
$15.9B
Q4 25
$19.7B
$16.4B
Q3 25
$16.3B
$17.3B
Q2 25
$17.0B
$15.8B
Q1 25
$14.5B
$15.5B
Q4 24
$17.6B
$15.6B
Q3 24
$15.0B
$16.7B
Q2 24
$15.8B
$16.1B
Net Profit
IBM
IBM
MRK
MRK
Q1 26
$1.2B
Q4 25
$5.6B
$3.0B
Q3 25
$1.7B
$5.8B
Q2 25
$2.2B
$4.4B
Q1 25
$1.1B
$5.1B
Q4 24
$2.9B
$3.7B
Q3 24
$-330.0M
$3.2B
Q2 24
$1.8B
$5.5B
Gross Margin
IBM
IBM
MRK
MRK
Q1 26
56.2%
Q4 25
60.6%
66.2%
Q3 25
57.3%
77.7%
Q2 25
58.8%
77.5%
Q1 25
55.2%
78.0%
Q4 24
59.5%
75.5%
Q3 24
56.3%
75.5%
Q2 24
56.8%
76.8%
Operating Margin
IBM
IBM
MRK
MRK
Q1 26
Q4 25
21.0%
20.9%
Q3 25
14.9%
39.0%
Q2 25
15.3%
31.6%
Q1 25
8.0%
38.0%
Q4 24
18.8%
26.7%
Q3 24
-5.4%
24.6%
Q2 24
14.1%
37.3%
Net Margin
IBM
IBM
MRK
MRK
Q1 26
7.6%
Q4 25
28.4%
18.1%
Q3 25
10.7%
33.5%
Q2 25
12.9%
28.0%
Q1 25
7.3%
32.7%
Q4 24
16.6%
24.0%
Q3 24
-2.2%
19.0%
Q2 24
11.6%
33.9%
EPS (diluted)
IBM
IBM
MRK
MRK
Q1 26
$1.28
Q4 25
$5.90
$1.19
Q3 25
$1.84
$2.32
Q2 25
$2.31
$1.76
Q1 25
$1.12
$2.01
Q4 24
$3.11
$1.49
Q3 24
$-0.36
$1.24
Q2 24
$1.96
$2.14

Balance Sheet & Financial Strength

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

Metric
IBM
IBM
MRK
MRK
Cash + ST InvestmentsLiquidity on hand
$10.8B
$14.6B
Total DebtLower is stronger
$66.4B
Stockholders' EquityBook value
$33.1B
$52.6B
Total Assets
$156.2B
$136.9B
Debt / EquityLower = less leverage
2.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IBM
IBM
MRK
MRK
Q1 26
$10.8B
Q4 25
$13.6B
$14.6B
Q3 25
$11.6B
$18.2B
Q2 25
$11.9B
$8.6B
Q1 25
$11.0B
$9.2B
Q4 24
$13.9B
$13.7B
Q3 24
$13.2B
$14.6B
Q2 24
$12.2B
$11.4B
Total Debt
IBM
IBM
MRK
MRK
Q1 26
$66.4B
Q4 25
$54.8B
Q3 25
$55.2B
Q2 25
$55.2B
Q1 25
$56.4B
Q4 24
$49.9B
Q3 24
$53.0B
Q2 24
$52.9B
Stockholders' Equity
IBM
IBM
MRK
MRK
Q1 26
$33.1B
Q4 25
$32.6B
$52.6B
Q3 25
$27.9B
$51.9B
Q2 25
$27.5B
$49.0B
Q1 25
$26.9B
$48.3B
Q4 24
$27.3B
$46.3B
Q3 24
$24.4B
$44.5B
Q2 24
$24.0B
$43.6B
Total Assets
IBM
IBM
MRK
MRK
Q1 26
$156.2B
Q4 25
$151.9B
$136.9B
Q3 25
$146.3B
$129.5B
Q2 25
$148.6B
$117.5B
Q1 25
$145.7B
$115.1B
Q4 24
$137.2B
$117.1B
Q3 24
$134.3B
$117.5B
Q2 24
$133.8B
$112.6B
Debt / Equity
IBM
IBM
MRK
MRK
Q1 26
2.01×
Q4 25
1.68×
Q3 25
1.98×
Q2 25
2.01×
Q1 25
2.10×
Q4 24
1.83×
Q3 24
2.17×
Q2 24
2.20×

Cash Flow & Capital Efficiency

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

Metric
IBM
IBM
MRK
MRK
Operating Cash FlowLast quarter
$5.2B
$2.9B
Free Cash FlowOCF − Capex
$2.2B
$1.8B
FCF MarginFCF / Revenue
13.9%
11.1%
Capex IntensityCapex / Revenue
2.4%
6.3%
Cash ConversionOCF / Net Profit
4.25×
0.96×
TTM Free Cash FlowTrailing 4 quarters
$10.2B
$12.4B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IBM
IBM
MRK
MRK
Q1 26
$5.2B
Q4 25
$4.0B
$2.9B
Q3 25
$3.1B
$7.8B
Q2 25
$1.7B
$3.3B
Q1 25
$4.4B
$2.5B
Q4 24
$4.3B
$3.5B
Q3 24
$2.9B
$9.3B
Q2 24
$2.1B
$5.6B
Free Cash Flow
IBM
IBM
MRK
MRK
Q1 26
$2.2B
Q4 25
$3.7B
$1.8B
Q3 25
$2.8B
$6.8B
Q2 25
$1.5B
$2.5B
Q1 25
$4.1B
$1.2B
Q4 24
$4.0B
$2.5B
Q3 24
$2.6B
$8.5B
Q2 24
$1.8B
$4.8B
FCF Margin
IBM
IBM
MRK
MRK
Q1 26
13.9%
Q4 25
18.6%
11.1%
Q3 25
17.3%
39.6%
Q2 25
8.8%
16.0%
Q1 25
28.4%
7.5%
Q4 24
22.9%
16.1%
Q3 24
17.3%
51.1%
Q2 24
11.7%
30.1%
Capex Intensity
IBM
IBM
MRK
MRK
Q1 26
2.4%
Q4 25
1.9%
6.3%
Q3 25
1.6%
5.7%
Q2 25
1.2%
4.8%
Q1 25
1.7%
8.6%
Q4 24
1.7%
6.0%
Q3 24
1.9%
4.7%
Q2 24
1.4%
4.9%
Cash Conversion
IBM
IBM
MRK
MRK
Q1 26
4.25×
Q4 25
0.72×
0.96×
Q3 25
1.77×
1.35×
Q2 25
0.78×
0.74×
Q1 25
4.14×
0.49×
Q4 24
1.49×
0.92×
Q3 24
2.94×
Q2 24
1.13×
1.03×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IBM
IBM

Software$7.1B44%
Consulting$5.3B33%
Infrastructure$3.3B21%
Financing$220.0M1%

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%

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