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Side-by-side financial comparison of Amgen (AMGN) and Schlumberger (SLB). Click either name above to swap in a different company.

Amgen is the larger business by last-quarter revenue ($9.9B vs $8.7B, roughly 1.1× Schlumberger). Amgen runs the higher net margin — 13.5% vs 8.6%, a 4.9% gap on every dollar of revenue. On growth, Amgen posted the faster year-over-year revenue change (8.6% vs 2.7%). Amgen produced more free cash flow last quarter ($961.0M vs $103.0M). Over the past eight quarters, Amgen's revenue compounded faster (15.1% CAGR vs -2.3%).

Amgen Inc. is an American multinational biopharmaceutical company headquartered in Thousand Oaks, California. The company is ranked 18th on the list of largest biomedical companies by revenue. The name "AMGen" is a portmanteau of the company's original name, Applied Molecular Genetics.

SLB, formerly known as Schlumberger, is an American multinational oilfield services company. Founded in France in 1926, the company is now incorporated as SLB N.V. in Willemstad, Curaçao, with principal executive offices in four cities: Paris, France; Houston, Texas, United States; London, UK; and The Hague, Netherlands. As of 2022, it is both the world's largest offshore drilling company and the world's largest offshore drilling contractor by revenue.

AMGN vs SLB — Head-to-Head

Bigger by revenue
AMGN
AMGN
1.1× larger
AMGN
$9.9B
$8.7B
SLB
Growing faster (revenue YoY)
AMGN
AMGN
+5.9% gap
AMGN
8.6%
2.7%
SLB
Higher net margin
AMGN
AMGN
4.9% more per $
AMGN
13.5%
8.6%
SLB
More free cash flow
AMGN
AMGN
$858.0M more FCF
AMGN
$961.0M
$103.0M
SLB
Faster 2-yr revenue CAGR
AMGN
AMGN
Annualised
AMGN
15.1%
-2.3%
SLB

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
AMGN
AMGN
SLB
SLB
Revenue
$9.9B
$8.7B
Net Profit
$1.3B
$752.0M
Gross Margin
69.8%
Operating Margin
27.6%
Net Margin
13.5%
8.6%
Revenue YoY
8.6%
2.7%
Net Profit YoY
112.6%
-5.6%
EPS (diluted)
$2.45
$0.50

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
AMGN
AMGN
SLB
SLB
Q1 26
$8.7B
Q4 25
$9.9B
$9.7B
Q3 25
$9.6B
$8.9B
Q2 25
$9.2B
$8.5B
Q1 25
$8.1B
$8.5B
Q4 24
$9.1B
$9.3B
Q3 24
$8.5B
$9.2B
Q2 24
$8.4B
$9.1B
Net Profit
AMGN
AMGN
SLB
SLB
Q1 26
$752.0M
Q4 25
$1.3B
$824.0M
Q3 25
$3.2B
$739.0M
Q2 25
$1.4B
$1.0B
Q1 25
$1.7B
$797.0M
Q4 24
$627.0M
$1.1B
Q3 24
$2.8B
$1.2B
Q2 24
$746.0M
$1.1B
Gross Margin
AMGN
AMGN
SLB
SLB
Q1 26
Q4 25
69.8%
Q3 25
67.8%
Q2 25
67.2%
Q1 25
63.6%
Q4 24
65.7%
Q3 24
61.1%
Q2 24
61.4%
Operating Margin
AMGN
AMGN
SLB
SLB
Q1 26
Q4 25
27.6%
9.7%
Q3 25
26.4%
11.2%
Q2 25
28.9%
15.0%
Q1 25
14.5%
12.5%
Q4 24
25.4%
14.9%
Q3 24
24.1%
16.5%
Q2 24
22.8%
15.5%
Net Margin
AMGN
AMGN
SLB
SLB
Q1 26
8.6%
Q4 25
13.5%
8.5%
Q3 25
33.7%
8.3%
Q2 25
15.6%
11.9%
Q1 25
21.2%
9.4%
Q4 24
6.9%
11.8%
Q3 24
33.3%
12.9%
Q2 24
8.9%
12.2%
EPS (diluted)
AMGN
AMGN
SLB
SLB
Q1 26
$0.50
Q4 25
$2.45
$0.53
Q3 25
$5.93
$0.50
Q2 25
$2.65
$0.74
Q1 25
$3.20
$0.58
Q4 24
$1.17
$0.77
Q3 24
$5.22
$0.83
Q2 24
$1.38
$0.77

Balance Sheet & Financial Strength

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

Metric
AMGN
AMGN
SLB
SLB
Cash + ST InvestmentsLiquidity on hand
$9.1B
$3.4B
Total DebtLower is stronger
$54.6B
$9.7B
Stockholders' EquityBook value
$8.7B
$27.4B
Total Assets
$90.6B
$19.3B
Debt / EquityLower = less leverage
6.31×
0.35×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
AMGN
AMGN
SLB
SLB
Q1 26
$3.4B
Q4 25
$9.1B
$1.2B
Q3 25
$9.4B
$571.0M
Q2 25
$8.0B
$511.0M
Q1 25
$8.8B
$961.0M
Q4 24
$12.0B
$1.1B
Q3 24
$9.0B
$1.4B
Q2 24
$9.3B
$1.1B
Total Debt
AMGN
AMGN
SLB
SLB
Q1 26
$9.7B
Q4 25
$54.6B
Q3 25
$54.6B
Q2 25
$56.2B
Q1 25
$57.4B
Q4 24
$60.1B
Q3 24
$60.4B
Q2 24
$62.6B
Stockholders' Equity
AMGN
AMGN
SLB
SLB
Q1 26
$27.4B
Q4 25
$8.7B
$26.1B
Q3 25
$9.6B
$25.6B
Q2 25
$7.4B
$20.3B
Q1 25
$6.2B
$19.5B
Q4 24
$5.9B
$21.1B
Q3 24
$7.5B
$21.5B
Q2 24
$5.9B
$21.1B
Total Assets
AMGN
AMGN
SLB
SLB
Q1 26
$19.3B
Q4 25
$90.6B
$54.9B
Q3 25
$90.1B
$55.1B
Q2 25
$87.9B
$48.8B
Q1 25
$89.4B
$49.0B
Q4 24
$91.8B
$48.9B
Q3 24
$90.9B
$49.8B
Q2 24
$90.9B
$49.4B
Debt / Equity
AMGN
AMGN
SLB
SLB
Q1 26
0.35×
Q4 25
6.31×
Q3 25
5.67×
Q2 25
7.57×
Q1 25
9.24×
Q4 24
10.23×
Q3 24
8.02×
Q2 24
10.57×

Cash Flow & Capital Efficiency

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

Metric
AMGN
AMGN
SLB
SLB
Operating Cash FlowLast quarter
$1.6B
Free Cash FlowOCF − Capex
$961.0M
$103.0M
FCF MarginFCF / Revenue
9.7%
1.2%
Capex IntensityCapex / Revenue
6.5%
Cash ConversionOCF / Net Profit
1.20×
TTM Free Cash FlowTrailing 4 quarters
$8.1B
$4.6B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
AMGN
AMGN
SLB
SLB
Q1 26
Q4 25
$1.6B
$3.0B
Q3 25
$4.7B
$1.7B
Q2 25
$2.3B
$1.1B
Q1 25
$1.4B
$660.0M
Q4 24
$4.8B
$2.4B
Q3 24
$3.6B
$2.4B
Q2 24
$2.5B
$1.4B
Free Cash Flow
AMGN
AMGN
SLB
SLB
Q1 26
$103.0M
Q4 25
$961.0M
$2.5B
Q3 25
$4.2B
$1.3B
Q2 25
$1.9B
$771.0M
Q1 25
$980.0M
$262.0M
Q4 24
$4.4B
$1.8B
Q3 24
$3.3B
$2.0B
Q2 24
$2.2B
$973.0M
FCF Margin
AMGN
AMGN
SLB
SLB
Q1 26
1.2%
Q4 25
9.7%
25.5%
Q3 25
44.4%
14.3%
Q2 25
20.8%
9.0%
Q1 25
12.0%
3.1%
Q4 24
48.4%
19.2%
Q3 24
39.0%
21.7%
Q2 24
26.5%
10.6%
Capex Intensity
AMGN
AMGN
SLB
SLB
Q1 26
Q4 25
6.5%
5.3%
Q3 25
4.6%
4.6%
Q2 25
4.0%
4.3%
Q1 25
5.0%
4.7%
Q4 24
4.1%
6.6%
Q3 24
3.0%
5.0%
Q2 24
2.8%
5.1%
Cash Conversion
AMGN
AMGN
SLB
SLB
Q1 26
Q4 25
1.20×
3.65×
Q3 25
1.46×
2.28×
Q2 25
1.59×
1.13×
Q1 25
0.80×
0.83×
Q4 24
7.61×
2.18×
Q3 24
1.26×
2.06×
Q2 24
3.30×
1.29×

Financial Flow Comparison

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

Revenue Breakdown by Segment

AMGN
AMGN

Products$9.4B95%
Xgeva$291.0M3%
Vectibix$163.0M2%
Aranesp$115.0M1%

SLB
SLB

Segment breakdown not available.

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