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

TWIN DISC INC is the larger business by last-quarter revenue ($90.2M vs $47.1M, roughly 1.9× STEM, INC.). TWIN DISC INC runs the higher net margin — 24.8% vs -33.9%, a 58.7% gap on every dollar of revenue. On growth, TWIN DISC INC posted the faster year-over-year revenue change (0.3% vs -15.6%). Over the past eight quarters, STEM, INC.'s revenue compounded faster (36.1% CAGR vs 10.3%).

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.

Twin Disc, Inc. designs, manufactures, and distributes power transmission equipment for a wide range of applications, including marine, off-road vehicle, and industrial. The company was founded in 1918 to manufacture clutches for farm tractors. It is now a worldwide company with subsidiaries or sales offices in Asia, Europe, North America, Oceania, and South America.

STEM vs TWIN — Head-to-Head

Bigger by revenue
TWIN
TWIN
1.9× larger
TWIN
$90.2M
$47.1M
STEM
Growing faster (revenue YoY)
TWIN
TWIN
+15.8% gap
TWIN
0.3%
-15.6%
STEM
Higher net margin
TWIN
TWIN
58.7% more per $
TWIN
24.8%
-33.9%
STEM
Faster 2-yr revenue CAGR
STEM
STEM
Annualised
STEM
36.1%
10.3%
TWIN

Income Statement — Q4 FY2025 vs Q2 FY2026

Metric
STEM
STEM
TWIN
TWIN
Revenue
$47.1M
$90.2M
Net Profit
$-16.0M
$22.4M
Gross Margin
48.9%
24.8%
Operating Margin
-17.7%
2.3%
Net Margin
-33.9%
24.8%
Revenue YoY
-15.6%
0.3%
Net Profit YoY
68.8%
2334.3%
EPS (diluted)
$-4.40
$1.55

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
STEM
STEM
TWIN
TWIN
Q4 25
$47.1M
$90.2M
Q3 25
$38.2M
$80.0M
Q2 25
$38.4M
$96.7M
Q1 25
$32.5M
$81.2M
Q4 24
$55.8M
$89.9M
Q3 24
$29.3M
$72.9M
Q2 24
$34.0M
$84.4M
Q1 24
$25.5M
$74.2M
Net Profit
STEM
STEM
TWIN
TWIN
Q4 25
$-16.0M
$22.4M
Q3 25
$-23.8M
$-518.0K
Q2 25
$202.5M
$1.4M
Q1 25
$-25.0M
$-1.5M
Q4 24
$-51.1M
$919.0K
Q3 24
$-148.3M
$-2.8M
Q2 24
$-582.3M
$7.4M
Q1 24
$-72.3M
$3.8M
Gross Margin
STEM
STEM
TWIN
TWIN
Q4 25
48.9%
24.8%
Q3 25
35.5%
28.7%
Q2 25
33.4%
31.0%
Q1 25
32.4%
26.7%
Q4 24
-4.4%
24.1%
Q3 24
21.2%
26.5%
Q2 24
27.6%
29.7%
Q1 24
-95.0%
28.2%
Operating Margin
STEM
STEM
TWIN
TWIN
Q4 25
-17.7%
2.3%
Q3 25
-33.6%
2.8%
Q2 25
-34.8%
5.5%
Q1 25
-65.0%
2.4%
Q4 24
-84.4%
3.1%
Q3 24
-493.2%
-0.2%
Q2 24
-1705.5%
5.6%
Q1 24
-267.0%
4.9%
Net Margin
STEM
STEM
TWIN
TWIN
Q4 25
-33.9%
24.8%
Q3 25
-62.2%
-0.6%
Q2 25
527.8%
1.5%
Q1 25
-76.9%
-1.8%
Q4 24
-91.6%
1.0%
Q3 24
-506.3%
-3.8%
Q2 24
-1712.6%
8.8%
Q1 24
-283.9%
5.2%
EPS (diluted)
STEM
STEM
TWIN
TWIN
Q4 25
$-4.40
$1.55
Q3 25
$-2.84
$-0.04
Q2 25
$-1.79
$0.10
Q1 25
$-0.15
$-0.11
Q4 24
$-15.29
$0.07
Q3 24
$-18.24
$-0.20
Q2 24
$-71.81
$0.54
Q1 24
$-0.46
$0.27

Balance Sheet & Financial Strength

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

Metric
STEM
STEM
TWIN
TWIN
Cash + ST InvestmentsLiquidity on hand
$48.9M
Total DebtLower is stronger
$44.5M
Stockholders' EquityBook value
$-249.4M
$184.5M
Total Assets
$308.9M
$384.0M
Debt / EquityLower = less leverage
0.24×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
STEM
STEM
TWIN
TWIN
Q4 25
$48.9M
Q3 25
$43.1M
Q2 25
$40.8M
Q1 25
$58.6M
Q4 24
$56.3M
Q3 24
$75.4M
Q2 24
$89.6M
Q1 24
$112.8M
Total Debt
STEM
STEM
TWIN
TWIN
Q4 25
$44.5M
Q3 25
$43.7M
Q2 25
$31.4M
Q1 25
$40.8M
Q4 24
$24.9M
Q3 24
$29.8M
Q2 24
$25.8M
Q1 24
$17.0M
Stockholders' Equity
STEM
STEM
TWIN
TWIN
Q4 25
$-249.4M
$184.5M
Q3 25
$-235.7M
$160.3M
Q2 25
$-214.1M
$164.0M
Q1 25
$-417.5M
$149.5M
Q4 24
$-398.4M
$147.0M
Q3 24
$-344.1M
$157.5M
Q2 24
$-203.2M
$154.7M
Q1 24
$371.6M
$146.3M
Total Assets
STEM
STEM
TWIN
TWIN
Q4 25
$308.9M
$384.0M
Q3 25
$362.6M
$363.5M
Q2 25
$379.2M
$355.6M
Q1 25
$405.1M
$332.9M
Q4 24
$437.4M
$307.4M
Q3 24
$537.8M
$323.5M
Q2 24
$691.5M
$312.1M
Q1 24
$1.3B
$288.8M
Debt / Equity
STEM
STEM
TWIN
TWIN
Q4 25
0.24×
Q3 25
0.27×
Q2 25
0.19×
Q1 25
0.27×
Q4 24
0.17×
Q3 24
0.19×
Q2 24
0.17×
Q1 24
0.12×

Cash Flow & Capital Efficiency

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

Metric
STEM
STEM
TWIN
TWIN
Operating Cash FlowLast quarter
$8.2M
$4.6M
Free Cash FlowOCF − Capex
$1.2M
FCF MarginFCF / Revenue
1.4%
Capex IntensityCapex / Revenue
3.7%
Cash ConversionOCF / Net Profit
0.20×
TTM Free Cash FlowTrailing 4 quarters
$-70.0K

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
STEM
STEM
TWIN
TWIN
Q4 25
$8.2M
$4.6M
Q3 25
$11.4M
$-7.5M
Q2 25
$-21.3M
$16.4M
Q1 25
$8.5M
$3.2M
Q4 24
$-14.7M
$8.7M
Q3 24
$-9.4M
$-4.3M
Q2 24
$-11.9M
$11.4M
Q1 24
$-621.0K
$6.2M
Free Cash Flow
STEM
STEM
TWIN
TWIN
Q4 25
$1.2M
Q3 25
$-11.0M
Q2 25
$8.7M
Q1 25
$906.0K
Q4 24
$5.9M
Q3 24
$-6.7M
Q2 24
$10.3M
Q1 24
$4.0M
FCF Margin
STEM
STEM
TWIN
TWIN
Q4 25
1.4%
Q3 25
-13.7%
Q2 25
9.0%
Q1 25
1.1%
Q4 24
6.5%
Q3 24
-9.2%
Q2 24
12.2%
Q1 24
5.5%
Capex Intensity
STEM
STEM
TWIN
TWIN
Q4 25
3.7%
Q3 25
4.3%
Q2 25
8.0%
Q1 25
2.8%
Q4 24
3.1%
Q3 24
3.2%
Q2 24
1.3%
Q1 24
2.9%
Cash Conversion
STEM
STEM
TWIN
TWIN
Q4 25
0.20×
Q3 25
Q2 25
-0.11×
11.55×
Q1 25
Q4 24
9.42×
Q3 24
Q2 24
1.54×
Q1 24
1.63×

Financial Flow Comparison

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

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