vs

Side-by-side financial comparison of Alector, Inc. (ALEC) 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 $6.2M, roughly 1581.9× Alector, Inc.). Amgen runs the higher net margin — 13.5% vs -597.5%, a 611.0% gap on every dollar of revenue. On growth, Amgen posted the faster year-over-year revenue change (8.6% vs -88.5%). Over the past eight quarters, Amgen's revenue compounded faster (15.1% CAGR vs -37.4%).

Alector, Inc. is a clinical-stage biopharmaceutical company focused on developing innovative immunotherapies for neurodegenerative diseases. Its product pipeline targets unmet medical needs including Alzheimer’s disease, frontotemporal dementia, and Parkinson’s disease, and it collaborates with global pharmaceutical partners to advance candidate therapies through clinical trials.

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.

ALEC vs AMGN — Head-to-Head

Bigger by revenue
AMGN
AMGN
1581.9× larger
AMGN
$9.9B
$6.2M
ALEC
Growing faster (revenue YoY)
AMGN
AMGN
+97.1% gap
AMGN
8.6%
-88.5%
ALEC
Higher net margin
AMGN
AMGN
611.0% more per $
AMGN
13.5%
-597.5%
ALEC
Faster 2-yr revenue CAGR
AMGN
AMGN
Annualised
AMGN
15.1%
-37.4%
ALEC

Income Statement — Q4 2025 vs Q4 2025

Metric
ALEC
ALEC
AMGN
AMGN
Revenue
$6.2M
$9.9B
Net Profit
$-37.3M
$1.3B
Gross Margin
69.8%
Operating Margin
-634.4%
27.6%
Net Margin
-597.5%
13.5%
Revenue YoY
-88.5%
8.6%
Net Profit YoY
-1696.9%
112.6%
EPS (diluted)
$-0.34
$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
ALEC
ALEC
AMGN
AMGN
Q4 25
$6.2M
$9.9B
Q3 25
$3.3M
$9.6B
Q2 25
$7.9M
$9.2B
Q1 25
$3.7M
$8.1B
Q4 24
$54.2M
$9.1B
Q3 24
$15.3M
$8.5B
Q2 24
$15.1M
$8.4B
Q1 24
$15.9M
$7.4B
Net Profit
ALEC
ALEC
AMGN
AMGN
Q4 25
$-37.3M
$1.3B
Q3 25
$-34.7M
$3.2B
Q2 25
$-30.5M
$1.4B
Q1 25
$-40.5M
$1.7B
Q4 24
$-2.1M
$627.0M
Q3 24
$-42.2M
$2.8B
Q2 24
$-38.7M
$746.0M
Q1 24
$-36.1M
$-113.0M
Gross Margin
ALEC
ALEC
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
ALEC
ALEC
AMGN
AMGN
Q4 25
-634.4%
27.6%
Q3 25
-1153.6%
26.4%
Q2 25
-433.6%
28.9%
Q1 25
-1216.5%
14.5%
Q4 24
-13.4%
25.4%
Q3 24
-315.7%
24.1%
Q2 24
-302.4%
22.8%
Q1 24
-275.0%
13.3%
Net Margin
ALEC
ALEC
AMGN
AMGN
Q4 25
-597.5%
13.5%
Q3 25
-1063.4%
33.7%
Q2 25
-387.7%
15.6%
Q1 25
-1101.6%
21.2%
Q4 24
-3.8%
6.9%
Q3 24
-275.2%
33.3%
Q2 24
-256.4%
8.9%
Q1 24
-227.0%
-1.5%
EPS (diluted)
ALEC
ALEC
AMGN
AMGN
Q4 25
$-0.34
$2.45
Q3 25
$-0.34
$5.93
Q2 25
$-0.30
$2.65
Q1 25
$-0.41
$3.20
Q4 24
$-0.02
$1.17
Q3 24
$-0.43
$5.22
Q2 24
$-0.40
$1.38
Q1 24
$-0.38
$-0.21

Balance Sheet & Financial Strength

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

Metric
ALEC
ALEC
AMGN
AMGN
Cash + ST InvestmentsLiquidity on hand
$256.0M
$9.1B
Total DebtLower is stronger
$10.0M
$54.6B
Stockholders' EquityBook value
$30.6M
$8.7B
Total Assets
$293.2M
$90.6B
Debt / EquityLower = less leverage
0.33×
6.31×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALEC
ALEC
AMGN
AMGN
Q4 25
$256.0M
$9.1B
Q3 25
$291.1M
$9.4B
Q2 25
$307.3M
$8.0B
Q1 25
$354.6M
$8.8B
Q4 24
$413.4M
$12.0B
Q3 24
$457.2M
$9.0B
Q2 24
$503.3M
$9.3B
Q1 24
$562.1M
$9.7B
Total Debt
ALEC
ALEC
AMGN
AMGN
Q4 25
$10.0M
$54.6B
Q3 25
$54.6B
Q2 25
$56.2B
Q1 25
$57.4B
Q4 24
$10.0M
$60.1B
Q3 24
$60.4B
Q2 24
$62.6B
Q1 24
$64.0B
Stockholders' Equity
ALEC
ALEC
AMGN
AMGN
Q4 25
$30.6M
$8.7B
Q3 25
$57.7M
$9.6B
Q2 25
$71.2M
$7.4B
Q1 25
$94.6M
$6.2B
Q4 24
$126.8M
$5.9B
Q3 24
$118.9M
$7.5B
Q2 24
$150.6M
$5.9B
Q1 24
$178.9M
$5.0B
Total Assets
ALEC
ALEC
AMGN
AMGN
Q4 25
$293.2M
$90.6B
Q3 25
$335.3M
$90.1B
Q2 25
$356.4M
$87.9B
Q1 25
$408.3M
$89.4B
Q4 24
$468.3M
$91.8B
Q3 24
$516.0M
$90.9B
Q2 24
$570.7M
$90.9B
Q1 24
$635.5M
$93.0B
Debt / Equity
ALEC
ALEC
AMGN
AMGN
Q4 25
0.33×
6.31×
Q3 25
5.67×
Q2 25
7.57×
Q1 25
9.24×
Q4 24
0.08×
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
ALEC
ALEC
AMGN
AMGN
Operating Cash FlowLast quarter
$-41.7M
$1.6B
Free Cash FlowOCF − Capex
$961.0M
FCF MarginFCF / Revenue
9.7%
Capex IntensityCapex / Revenue
0.0%
6.5%
Cash ConversionOCF / Net Profit
1.20×
TTM Free Cash FlowTrailing 4 quarters
$8.1B

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALEC
ALEC
AMGN
AMGN
Q4 25
$-41.7M
$1.6B
Q3 25
$-32.5M
$4.7B
Q2 25
$-49.0M
$2.3B
Q1 25
$-60.8M
$1.4B
Q4 24
$-55.0M
$4.8B
Q3 24
$-50.7M
$3.6B
Q2 24
$-62.8M
$2.5B
Q1 24
$-61.3M
$689.0M
Free Cash Flow
ALEC
ALEC
AMGN
AMGN
Q4 25
$961.0M
Q3 25
$-32.5M
$4.2B
Q2 25
$-49.1M
$1.9B
Q1 25
$-60.8M
$980.0M
Q4 24
$-55.2M
$4.4B
Q3 24
$-50.9M
$3.3B
Q2 24
$-63.1M
$2.2B
Q1 24
$-61.9M
$459.0M
FCF Margin
ALEC
ALEC
AMGN
AMGN
Q4 25
9.7%
Q3 25
-997.6%
44.4%
Q2 25
-623.0%
20.8%
Q1 25
-1655.0%
12.0%
Q4 24
-101.8%
48.4%
Q3 24
-332.1%
39.0%
Q2 24
-418.6%
26.5%
Q1 24
-389.3%
6.2%
Capex Intensity
ALEC
ALEC
AMGN
AMGN
Q4 25
0.0%
6.5%
Q3 25
0.3%
4.6%
Q2 25
0.1%
4.0%
Q1 25
0.5%
5.0%
Q4 24
0.3%
4.1%
Q3 24
1.4%
3.0%
Q2 24
2.2%
2.8%
Q1 24
3.4%
3.1%
Cash Conversion
ALEC
ALEC
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

ALEC
ALEC

Segment breakdown not available.

AMGN
AMGN

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

Related Comparisons