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Side-by-side financial comparison of Arcellx, Inc. (ACLX) and Amgen (AMGN). Click either name above to swap in a different company.

Amgen is the larger business by last-quarter revenue ($9.9B vs $1.7M, roughly 5964.9× Arcellx, Inc.). Amgen runs the higher net margin — 13.5% vs -3513.4%, a 3526.9% gap on every dollar of revenue. On growth, Amgen posted the faster year-over-year revenue change (8.6% vs -89.2%). Amgen produced more free cash flow last quarter ($961.0M vs $-58.9M). Over the past eight quarters, Amgen's revenue compounded faster (15.1% CAGR vs -79.5%).

Arcellx, Inc. is a clinical-stage biotechnology company that develops innovative chimeric antigen receptor T (CAR-T) cell therapies for treating hard-to-treat cancers including hematologic malignancies and solid tumors. Its core pipeline targets unmet oncology medical needs, serving global patient populations and partnering with life sciences stakeholders.

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.

ACLX vs AMGN — Head-to-Head

Bigger by revenue
AMGN
AMGN
5964.9× larger
AMGN
$9.9B
$1.7M
ACLX
Growing faster (revenue YoY)
AMGN
AMGN
+97.8% gap
AMGN
8.6%
-89.2%
ACLX
Higher net margin
AMGN
AMGN
3526.9% more per $
AMGN
13.5%
-3513.4%
ACLX
More free cash flow
AMGN
AMGN
$1.0B more FCF
AMGN
$961.0M
$-58.9M
ACLX
Faster 2-yr revenue CAGR
AMGN
AMGN
Annualised
AMGN
15.1%
-79.5%
ACLX

Income Statement — Q4 2025 vs Q4 2025

Metric
ACLX
ACLX
AMGN
AMGN
Revenue
$1.7M
$9.9B
Net Profit
$-58.1M
$1.3B
Gross Margin
69.8%
Operating Margin
-3850.2%
27.6%
Net Margin
-3513.4%
13.5%
Revenue YoY
-89.2%
8.6%
Net Profit YoY
-23.4%
112.6%
EPS (diluted)
$-1.01
$2.45

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
ACLX
ACLX
AMGN
AMGN
Q4 25
$1.7M
$9.9B
Q3 25
$4.9M
$9.6B
Q2 25
$7.6M
$9.2B
Q1 25
$8.1M
$8.1B
Q4 24
$15.3M
$9.1B
Q3 24
$26.0M
$8.5B
Q2 24
$27.4M
$8.4B
Q1 24
$39.3M
$7.4B
Net Profit
ACLX
ACLX
AMGN
AMGN
Q4 25
$-58.1M
$1.3B
Q3 25
$-55.8M
$3.2B
Q2 25
$-52.8M
$1.4B
Q1 25
$-62.3M
$1.7B
Q4 24
$-47.1M
$627.0M
Q3 24
$-25.9M
$2.8B
Q2 24
$-27.2M
$746.0M
Q1 24
$-7.2M
$-113.0M
Gross Margin
ACLX
ACLX
AMGN
AMGN
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%
Q1 24
57.0%
Operating Margin
ACLX
ACLX
AMGN
AMGN
Q4 25
-3850.2%
27.6%
Q3 25
-1248.3%
26.4%
Q2 25
-777.4%
28.9%
Q1 25
-847.6%
14.5%
Q4 24
-348.2%
25.4%
Q3 24
-129.1%
24.1%
Q2 24
-127.8%
22.8%
Q1 24
-40.3%
13.3%
Net Margin
ACLX
ACLX
AMGN
AMGN
Q4 25
-3513.4%
13.5%
Q3 25
-1127.1%
33.7%
Q2 25
-698.6%
15.6%
Q1 25
-766.0%
21.2%
Q4 24
-308.4%
6.9%
Q3 24
-99.4%
33.3%
Q2 24
-99.3%
8.9%
Q1 24
-18.3%
-1.5%
EPS (diluted)
ACLX
ACLX
AMGN
AMGN
Q4 25
$-1.01
$2.45
Q3 25
$-0.99
$5.93
Q2 25
$-0.94
$2.65
Q1 25
$-1.13
$3.20
Q4 24
$-0.87
$1.17
Q3 24
$-0.48
$5.22
Q2 24
$-0.51
$1.38
Q1 24
$-0.14
$-0.21

Balance Sheet & Financial Strength

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

Metric
ACLX
ACLX
AMGN
AMGN
Cash + ST InvestmentsLiquidity on hand
$450.3M
$9.1B
Total DebtLower is stronger
$54.6B
Stockholders' EquityBook value
$402.4M
$8.7B
Total Assets
$604.0M
$90.6B
Debt / EquityLower = less leverage
6.31×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ACLX
ACLX
AMGN
AMGN
Q4 25
$450.3M
$9.1B
Q3 25
$461.4M
$9.4B
Q2 25
$453.1M
$8.0B
Q1 25
$543.3M
$8.8B
Q4 24
$587.4M
$12.0B
Q3 24
$574.3M
$9.0B
Q2 24
$516.7M
$9.3B
Q1 24
$573.9M
$9.7B
Total Debt
ACLX
ACLX
AMGN
AMGN
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
Q1 24
$64.0B
Stockholders' Equity
ACLX
ACLX
AMGN
AMGN
Q4 25
$402.4M
$8.7B
Q3 25
$440.8M
$9.6B
Q2 25
$392.2M
$7.4B
Q1 25
$416.9M
$6.2B
Q4 24
$454.8M
$5.9B
Q3 24
$483.0M
$7.5B
Q2 24
$487.2M
$5.9B
Q1 24
$496.6M
$5.0B
Total Assets
ACLX
ACLX
AMGN
AMGN
Q4 25
$604.0M
$90.6B
Q3 25
$655.9M
$90.1B
Q2 25
$619.1M
$87.9B
Q1 25
$648.1M
$89.4B
Q4 24
$711.3M
$91.8B
Q3 24
$764.9M
$90.9B
Q2 24
$734.3M
$90.9B
Q1 24
$779.7M
$93.0B
Debt / Equity
ACLX
ACLX
AMGN
AMGN
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×
Q1 24
12.75×

Cash Flow & Capital Efficiency

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

Metric
ACLX
ACLX
AMGN
AMGN
Operating Cash FlowLast quarter
$-58.2M
$1.6B
Free Cash FlowOCF − Capex
$-58.9M
$961.0M
FCF MarginFCF / Revenue
-3563.4%
9.7%
Capex IntensityCapex / Revenue
46.2%
6.5%
Cash ConversionOCF / Net Profit
1.20×
TTM Free Cash FlowTrailing 4 quarters
$-212.6M
$8.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ACLX
ACLX
AMGN
AMGN
Q4 25
$-58.2M
$1.6B
Q3 25
$-49.2M
$4.7B
Q2 25
$-39.7M
$2.3B
Q1 25
$-63.1M
$1.4B
Q4 24
$-46.0M
$4.8B
Q3 24
$30.7M
$3.6B
Q2 24
$-36.2M
$2.5B
Q1 24
$-31.9M
$689.0M
Free Cash Flow
ACLX
ACLX
AMGN
AMGN
Q4 25
$-58.9M
$961.0M
Q3 25
$-49.5M
$4.2B
Q2 25
$-40.2M
$1.9B
Q1 25
$-63.9M
$980.0M
Q4 24
$-47.5M
$4.4B
Q3 24
$28.4M
$3.3B
Q2 24
$-39.5M
$2.2B
Q1 24
$-38.3M
$459.0M
FCF Margin
ACLX
ACLX
AMGN
AMGN
Q4 25
-3563.4%
9.7%
Q3 25
-1000.3%
44.4%
Q2 25
-532.4%
20.8%
Q1 25
-786.4%
12.0%
Q4 24
-311.3%
48.4%
Q3 24
109.2%
39.0%
Q2 24
-144.1%
26.5%
Q1 24
-97.7%
6.2%
Capex Intensity
ACLX
ACLX
AMGN
AMGN
Q4 25
46.2%
6.5%
Q3 25
6.0%
4.6%
Q2 25
6.4%
4.0%
Q1 25
9.6%
5.0%
Q4 24
9.8%
4.1%
Q3 24
8.8%
3.0%
Q2 24
11.7%
2.8%
Q1 24
16.4%
3.1%
Cash Conversion
ACLX
ACLX
AMGN
AMGN
Q4 25
1.20×
Q3 25
1.46×
Q2 25
1.59×
Q1 25
0.80×
Q4 24
7.61×
Q3 24
1.26×
Q2 24
3.30×
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

ACLX
ACLX

Segment breakdown not available.

AMGN
AMGN

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

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