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Side-by-side financial comparison of Alector, Inc. (ALEC) and Aligos Therapeutics, Inc. (ALGS). Click either name above to swap in a different company.

Alector, Inc. is the larger business by last-quarter revenue ($6.2M vs $169.0K, roughly 36.9× Aligos Therapeutics, Inc.). Alector, Inc. runs the higher net margin — -597.5% vs -11763.9%, a 11166.4% gap on every dollar of revenue. On growth, Aligos Therapeutics, Inc. posted the faster year-over-year revenue change (-72.1% vs -88.5%). Over the past eight quarters, Alector, Inc.'s revenue compounded faster (-37.4% CAGR vs -50.7%).

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.

Aligos Therapeutics, Inc. is a clinical-stage biopharmaceutical company focused on developing novel targeted therapies for prevalent liver diseases and viral infections. Its core pipeline includes candidates for chronic hepatitis B, non-alcoholic steatohepatitis, and other liver-related disorders, advancing R&D to serve unmet global patient needs.

ALEC vs ALGS — Head-to-Head

Bigger by revenue
ALEC
ALEC
36.9× larger
ALEC
$6.2M
$169.0K
ALGS
Growing faster (revenue YoY)
ALGS
ALGS
+16.4% gap
ALGS
-72.1%
-88.5%
ALEC
Higher net margin
ALEC
ALEC
11166.4% more per $
ALEC
-597.5%
-11763.9%
ALGS
Faster 2-yr revenue CAGR
ALEC
ALEC
Annualised
ALEC
-37.4%
-50.7%
ALGS

Income Statement — Q4 2025 vs Q4 2025

Metric
ALEC
ALEC
ALGS
ALGS
Revenue
$6.2M
$169.0K
Net Profit
$-37.3M
$-19.9M
Gross Margin
Operating Margin
-634.4%
-12907.7%
Net Margin
-597.5%
-11763.9%
Revenue YoY
-88.5%
-72.1%
Net Profit YoY
-1696.9%
75.8%
EPS (diluted)
$-0.34
$4.23

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
ALGS
ALGS
Q4 25
$6.2M
$169.0K
Q3 25
$3.3M
$741.0K
Q2 25
$7.9M
$965.0K
Q1 25
$3.7M
$311.0K
Q4 24
$54.2M
$606.0K
Q3 24
$15.3M
$1.3M
Q2 24
$15.1M
$1.1M
Q1 24
$15.9M
$694.0K
Net Profit
ALEC
ALEC
ALGS
ALGS
Q4 25
$-37.3M
$-19.9M
Q3 25
$-34.7M
$-31.5M
Q2 25
$-30.5M
$-15.9M
Q1 25
$-40.5M
$43.1M
Q4 24
$-2.1M
$-82.2M
Q3 24
$-42.2M
$-19.3M
Q2 24
$-38.7M
$5.1M
Q1 24
$-36.1M
$-34.9M
Operating Margin
ALEC
ALEC
ALGS
ALGS
Q4 25
-634.4%
-12907.7%
Q3 25
-1153.6%
-3827.4%
Q2 25
-433.6%
-1924.0%
Q1 25
-1216.5%
-6187.5%
Q4 24
-13.4%
-3393.2%
Q3 24
-315.7%
-1610.5%
Q2 24
-302.4%
-2489.5%
Q1 24
-275.0%
-3176.7%
Net Margin
ALEC
ALEC
ALGS
ALGS
Q4 25
-597.5%
-11763.9%
Q3 25
-1063.4%
-4256.0%
Q2 25
-387.7%
-1643.8%
Q1 25
-1101.6%
13854.7%
Q4 24
-3.8%
-13556.1%
Q3 24
-275.2%
-1540.7%
Q2 24
-256.4%
477.0%
Q1 24
-227.0%
-5023.5%
EPS (diluted)
ALEC
ALEC
ALGS
ALGS
Q4 25
$-0.34
$4.23
Q3 25
$-0.34
$-3.04
Q2 25
$-0.30
$-1.53
Q1 25
$-0.41
$-2.11
Q4 24
$-0.02
$-13.10
Q3 24
$-0.43
$-3.07
Q2 24
$-0.40
$0.81
Q1 24
$-0.38
$-5.58

Balance Sheet & Financial Strength

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

Metric
ALEC
ALEC
ALGS
ALGS
Cash + ST InvestmentsLiquidity on hand
$256.0M
$77.8M
Total DebtLower is stronger
$10.0M
Stockholders' EquityBook value
$30.6M
$53.5M
Total Assets
$293.2M
$88.5M
Debt / EquityLower = less leverage
0.33×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ALEC
ALEC
ALGS
ALGS
Q4 25
$256.0M
$77.8M
Q3 25
$291.1M
$99.1M
Q2 25
$307.3M
$122.9M
Q1 25
$354.6M
$137.9M
Q4 24
$413.4M
$56.9M
Q3 24
$457.2M
$74.9M
Q2 24
$503.3M
$94.5M
Q1 24
$562.1M
$112.7M
Total Debt
ALEC
ALEC
ALGS
ALGS
Q4 25
$10.0M
Q3 25
Q2 25
Q1 25
Q4 24
$10.0M
Q3 24
Q2 24
Q1 24
Stockholders' Equity
ALEC
ALEC
ALGS
ALGS
Q4 25
$30.6M
$53.5M
Q3 25
$57.7M
$71.8M
Q2 25
$71.2M
$101.9M
Q1 25
$94.6M
$116.4M
Q4 24
$126.8M
$-29.0M
Q3 24
$118.9M
$50.1M
Q2 24
$150.6M
$67.2M
Q1 24
$178.9M
$59.8M
Total Assets
ALEC
ALEC
ALGS
ALGS
Q4 25
$293.2M
$88.5M
Q3 25
$335.3M
$109.8M
Q2 25
$356.4M
$134.7M
Q1 25
$408.3M
$150.7M
Q4 24
$468.3M
$70.1M
Q3 24
$516.0M
$88.4M
Q2 24
$570.7M
$108.8M
Q1 24
$635.5M
$127.9M
Debt / Equity
ALEC
ALEC
ALGS
ALGS
Q4 25
0.33×
Q3 25
Q2 25
Q1 25
Q4 24
0.08×
Q3 24
Q2 24
Q1 24

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
ALGS
ALGS
Operating Cash FlowLast quarter
$-41.7M
$-21.7M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ALEC
ALEC
ALGS
ALGS
Q4 25
$-41.7M
$-21.7M
Q3 25
$-32.5M
$-24.3M
Q2 25
$-49.0M
$-15.5M
Q1 25
$-60.8M
$-20.9M
Q4 24
$-55.0M
$-18.4M
Q3 24
$-50.7M
$-20.1M
Q2 24
$-62.8M
$-19.5M
Q1 24
$-61.3M
$-22.7M
Free Cash Flow
ALEC
ALEC
ALGS
ALGS
Q4 25
Q3 25
$-32.5M
Q2 25
$-49.1M
Q1 25
$-60.8M
Q4 24
$-55.2M
Q3 24
$-50.9M
Q2 24
$-63.1M
Q1 24
$-61.9M
FCF Margin
ALEC
ALEC
ALGS
ALGS
Q4 25
Q3 25
-997.6%
Q2 25
-623.0%
Q1 25
-1655.0%
Q4 24
-101.8%
Q3 24
-332.1%
Q2 24
-418.6%
Q1 24
-389.3%
Capex Intensity
ALEC
ALEC
ALGS
ALGS
Q4 25
0.0%
Q3 25
0.3%
Q2 25
0.1%
Q1 25
0.5%
Q4 24
0.3%
Q3 24
1.4%
Q2 24
2.2%
Q1 24
3.4%
Cash Conversion
ALEC
ALEC
ALGS
ALGS
Q4 25
Q3 25
Q2 25
Q1 25
-0.49×
Q4 24
Q3 24
Q2 24
-3.85×
Q1 24

Financial Flow Comparison

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

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