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Side-by-side financial comparison of GRAIL, Inc. (GRAL) and STEM, INC. (STEM). Click either name above to swap in a different company.

STEM, INC. is the larger business by last-quarter revenue ($47.1M vs $43.6M, roughly 1.1× GRAIL, Inc.). STEM, INC. runs the higher net margin — -33.9% vs -227.5%, a 193.6% gap on every dollar of revenue. On growth, GRAIL, Inc. posted the faster year-over-year revenue change (14.0% vs -15.6%). Over the past eight quarters, STEM, INC.'s revenue compounded faster (36.1% CAGR vs 27.7%).

GRAIL, Inc. is an American biotechnology company based in Menlo Park, California founded in 2015 seeking to develop an early cancer screening test for people who do not have symptoms. As a startup it was a subsidiary of Illumina, which bought it outright in 2021.

StemCells, Inc. is a public biopharmaceutical company headquartered in Newark, California, that is developing purified human neural stem cells (HuCNS-SCs) in the hopes of treating central nervous system disorders and paralysis. StemCells' HuCNS-SCs have the ability to differentiate into the three main types of cells found in the central nervous system: neurons, astrocytes and oligodendrocytes.

GRAL vs STEM — Head-to-Head

Bigger by revenue
STEM
STEM
1.1× larger
STEM
$47.1M
$43.6M
GRAL
Growing faster (revenue YoY)
GRAL
GRAL
+29.5% gap
GRAL
14.0%
-15.6%
STEM
Higher net margin
STEM
STEM
193.6% more per $
STEM
-33.9%
-227.5%
GRAL
Faster 2-yr revenue CAGR
STEM
STEM
Annualised
STEM
36.1%
27.7%
GRAL

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
GRAL
GRAL
STEM
STEM
Revenue
$43.6M
$47.1M
Net Profit
$-99.2M
$-16.0M
Gross Margin
48.9%
Operating Margin
-285.4%
-17.7%
Net Margin
-227.5%
-33.9%
Revenue YoY
14.0%
-15.6%
Net Profit YoY
-2.2%
68.8%
EPS (diluted)
$-2.37
$-4.40

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
GRAL
GRAL
STEM
STEM
Q4 25
$43.6M
$47.1M
Q3 25
$36.2M
$38.2M
Q2 25
$35.5M
$38.4M
Q1 25
$31.8M
$32.5M
Q4 24
$38.3M
$55.8M
Q3 24
$28.7M
$29.3M
Q2 24
$32.0M
$34.0M
Q1 24
$26.7M
$25.5M
Net Profit
GRAL
GRAL
STEM
STEM
Q4 25
$-99.2M
$-16.0M
Q3 25
$-89.0M
$-23.8M
Q2 25
$-114.0M
$202.5M
Q1 25
$-106.2M
$-25.0M
Q4 24
$-97.1M
$-51.1M
Q3 24
$-125.7M
$-148.3M
Q2 24
$-1.6B
$-582.3M
Q1 24
$-218.9M
$-72.3M
Gross Margin
GRAL
GRAL
STEM
STEM
Q4 25
48.9%
Q3 25
35.5%
Q2 25
33.4%
Q1 25
32.4%
Q4 24
-4.4%
Q3 24
21.2%
Q2 24
27.6%
Q1 24
-95.0%
Operating Margin
GRAL
GRAL
STEM
STEM
Q4 25
-285.4%
-17.7%
Q3 25
-346.2%
-33.6%
Q2 25
-446.9%
-34.8%
Q1 25
-482.5%
-65.0%
Q4 24
-358.0%
-84.4%
Q3 24
-640.5%
-493.2%
Q2 24
-5133.8%
-1705.5%
Q1 24
-851.1%
-267.0%
Net Margin
GRAL
GRAL
STEM
STEM
Q4 25
-227.5%
-33.9%
Q3 25
-245.8%
-62.2%
Q2 25
-320.7%
527.8%
Q1 25
-333.6%
-76.9%
Q4 24
-253.8%
-91.6%
Q3 24
-438.7%
-506.3%
Q2 24
-4958.8%
-1712.6%
Q1 24
-819.3%
-283.9%
EPS (diluted)
GRAL
GRAL
STEM
STEM
Q4 25
$-2.37
$-4.40
Q3 25
$-2.46
$-2.84
Q2 25
$-3.18
$-1.79
Q1 25
$-3.10
$-0.15
Q4 24
$-1.49
$-15.29
Q3 24
$-3.94
$-18.24
Q2 24
$-51.06
$-71.81
Q1 24
$-7.05
$-0.46

Balance Sheet & Financial Strength

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

Metric
GRAL
GRAL
STEM
STEM
Cash + ST InvestmentsLiquidity on hand
$249.7M
$48.9M
Total DebtLower is stronger
Stockholders' EquityBook value
$2.6B
$-249.4M
Total Assets
$2.9B
$308.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
GRAL
GRAL
STEM
STEM
Q4 25
$249.7M
$48.9M
Q3 25
$126.9M
$43.1M
Q2 25
$127.4M
$40.8M
Q1 25
$133.9M
$58.6M
Q4 24
$214.2M
$56.3M
Q3 24
$853.6M
$75.4M
Q2 24
$958.8M
$89.6M
Q1 24
$199.7M
$112.8M
Stockholders' Equity
GRAL
GRAL
STEM
STEM
Q4 25
$2.6B
$-249.4M
Q3 25
$2.2B
$-235.7M
Q2 25
$2.3B
$-214.1M
Q1 25
$2.4B
$-417.5M
Q4 24
$2.5B
$-398.4M
Q3 24
$2.6B
$-344.1M
Q2 24
$2.7B
$-203.2M
Q1 24
$371.6M
Total Assets
GRAL
GRAL
STEM
STEM
Q4 25
$2.9B
$308.9M
Q3 25
$2.6B
$362.6M
Q2 25
$2.7B
$379.2M
Q1 25
$2.8B
$405.1M
Q4 24
$3.0B
$437.4M
Q3 24
$3.1B
$537.8M
Q2 24
$3.3B
$691.5M
Q1 24
$1.3B

Cash Flow & Capital Efficiency

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

Metric
GRAL
GRAL
STEM
STEM
Operating Cash FlowLast quarter
$-63.8M
$8.2M
Free Cash FlowOCF − Capex
$-63.9M
FCF MarginFCF / Revenue
-146.5%
Capex IntensityCapex / Revenue
0.2%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-299.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
GRAL
GRAL
STEM
STEM
Q4 25
$-63.8M
$8.2M
Q3 25
$-63.2M
$11.4M
Q2 25
$-77.0M
$-21.3M
Q1 25
$-95.0M
$8.5M
Q4 24
$-14.7M
Q3 24
$-104.6M
$-9.4M
Q2 24
$-171.8M
$-11.9M
Q1 24
$-207.3M
$-621.0K
Free Cash Flow
GRAL
GRAL
STEM
STEM
Q4 25
$-63.9M
Q3 25
$-63.6M
Q2 25
$-77.3M
Q1 25
$-95.1M
Q4 24
Q3 24
$-105.6M
Q2 24
$-173.2M
Q1 24
$-209.8M
FCF Margin
GRAL
GRAL
STEM
STEM
Q4 25
-146.5%
Q3 25
-175.8%
Q2 25
-217.6%
Q1 25
-298.6%
Q4 24
Q3 24
-368.4%
Q2 24
-541.7%
Q1 24
-785.3%
Capex Intensity
GRAL
GRAL
STEM
STEM
Q4 25
0.2%
Q3 25
1.1%
Q2 25
1.0%
Q1 25
0.2%
Q4 24
Q3 24
3.4%
Q2 24
4.3%
Q1 24
9.5%
Cash Conversion
GRAL
GRAL
STEM
STEM
Q4 25
Q3 25
Q2 25
-0.11×
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24

Financial Flow Comparison

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

Revenue Breakdown by Segment

GRAL
GRAL

Screening Revenue$42.3M97%
Developmental Services Revenue$1.3M3%

STEM
STEM

Segment breakdown not available.

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