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Side-by-side financial comparison of MANNATECH INC (MTEX) 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 $29.2M, roughly 1.6× MANNATECH INC). MANNATECH INC runs the higher net margin — 6.6% vs -33.9%, a 40.5% gap on every dollar of revenue. On growth, MANNATECH INC posted the faster year-over-year revenue change (-8.1% vs -15.6%). Over the past eight quarters, STEM, INC.'s revenue compounded faster (36.1% CAGR vs -5.4%).

Mannatech Inc. is a publicly traded, multinational multi-level marketing firm that sells dietary supplements and personal care products. It was founded in November 1993 by Samuel Caster, and is headquartered in Flower Mound, Texas. The company's stock is traded on the NASDAQ exchange under the symbol MTEX. As of 2017, Mannatech employed 252 people and sold its products through some 220,000 independent sales associates.

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.

MTEX vs STEM — Head-to-Head

Bigger by revenue
STEM
STEM
1.6× larger
STEM
$47.1M
$29.2M
MTEX
Growing faster (revenue YoY)
MTEX
MTEX
+7.5% gap
MTEX
-8.1%
-15.6%
STEM
Higher net margin
MTEX
MTEX
40.5% more per $
MTEX
6.6%
-33.9%
STEM
Faster 2-yr revenue CAGR
STEM
STEM
Annualised
STEM
36.1%
-5.4%
MTEX

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
MTEX
MTEX
STEM
STEM
Revenue
$29.2M
$47.1M
Net Profit
$1.9M
$-16.0M
Gross Margin
76.4%
48.9%
Operating Margin
6.9%
-17.7%
Net Margin
6.6%
-33.9%
Revenue YoY
-8.1%
-15.6%
Net Profit YoY
686.6%
68.8%
EPS (diluted)
$1.01
$-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
MTEX
MTEX
STEM
STEM
Q4 25
$47.1M
Q3 25
$29.2M
$38.2M
Q2 25
$38.4M
Q1 25
$26.6M
$32.5M
Q4 24
$29.0M
$55.8M
Q3 24
$31.7M
$29.3M
Q2 24
$27.7M
$34.0M
Q1 24
$29.4M
$25.5M
Net Profit
MTEX
MTEX
STEM
STEM
Q4 25
$-16.0M
Q3 25
$1.9M
$-23.8M
Q2 25
$202.5M
Q1 25
$-1.5M
$-25.0M
Q4 24
$2.3M
$-51.1M
Q3 24
$-328.0K
$-148.3M
Q2 24
$-624.0K
$-582.3M
Q1 24
$1.2M
$-72.3M
Gross Margin
MTEX
MTEX
STEM
STEM
Q4 25
48.9%
Q3 25
76.4%
35.5%
Q2 25
33.4%
Q1 25
74.3%
32.4%
Q4 24
80.6%
-4.4%
Q3 24
74.5%
21.2%
Q2 24
77.1%
27.6%
Q1 24
78.6%
-95.0%
Operating Margin
MTEX
MTEX
STEM
STEM
Q4 25
-17.7%
Q3 25
6.9%
-33.6%
Q2 25
-34.8%
Q1 25
-3.1%
-65.0%
Q4 24
3.0%
-84.4%
Q3 24
2.8%
-493.2%
Q2 24
-4.1%
-1705.5%
Q1 24
2.8%
-267.0%
Net Margin
MTEX
MTEX
STEM
STEM
Q4 25
-33.9%
Q3 25
6.6%
-62.2%
Q2 25
527.8%
Q1 25
-5.8%
-76.9%
Q4 24
7.8%
-91.6%
Q3 24
-1.0%
-506.3%
Q2 24
-2.2%
-1712.6%
Q1 24
4.0%
-283.9%
EPS (diluted)
MTEX
MTEX
STEM
STEM
Q4 25
$-4.40
Q3 25
$1.01
$-2.84
Q2 25
$-1.79
Q1 25
$-0.80
$-0.15
Q4 24
$1.19
$-15.29
Q3 24
$-0.17
$-18.24
Q2 24
$-0.33
$-71.81
Q1 24
$0.63
$-0.46

Balance Sheet & Financial Strength

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

Metric
MTEX
MTEX
STEM
STEM
Cash + ST InvestmentsLiquidity on hand
$7.1M
$48.9M
Total DebtLower is stronger
$2.9M
Stockholders' EquityBook value
$7.0M
$-249.4M
Total Assets
$33.9M
$308.9M
Debt / EquityLower = less leverage
0.42×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
MTEX
MTEX
STEM
STEM
Q4 25
$48.9M
Q3 25
$7.1M
$43.1M
Q2 25
$40.8M
Q1 25
$9.3M
$58.6M
Q4 24
$11.4M
$56.3M
Q3 24
$12.2M
$75.4M
Q2 24
$9.2M
$89.6M
Q1 24
$7.9M
$112.8M
Total Debt
MTEX
MTEX
STEM
STEM
Q4 25
Q3 25
$2.9M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Stockholders' Equity
MTEX
MTEX
STEM
STEM
Q4 25
$-249.4M
Q3 25
$7.0M
$-235.7M
Q2 25
$-214.1M
Q1 25
$7.6M
$-417.5M
Q4 24
$8.6M
$-398.4M
Q3 24
$10.0M
$-344.1M
Q2 24
$8.2M
$-203.2M
Q1 24
$10.4M
$371.6M
Total Assets
MTEX
MTEX
STEM
STEM
Q4 25
$308.9M
Q3 25
$33.9M
$362.6M
Q2 25
$379.2M
Q1 25
$36.7M
$405.1M
Q4 24
$36.1M
$437.4M
Q3 24
$40.6M
$537.8M
Q2 24
$39.9M
$691.5M
Q1 24
$41.1M
$1.3B
Debt / Equity
MTEX
MTEX
STEM
STEM
Q4 25
Q3 25
0.42×
Q2 25
Q1 25
Q4 24
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
MTEX
MTEX
STEM
STEM
Operating Cash FlowLast quarter
$-1.3M
$8.2M
Free Cash FlowOCF − Capex
$-2.0M
FCF MarginFCF / Revenue
-6.8%
Capex IntensityCapex / Revenue
2.4%
Cash ConversionOCF / Net Profit
-0.68×
TTM Free Cash FlowTrailing 4 quarters
$-1.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MTEX
MTEX
STEM
STEM
Q4 25
$8.2M
Q3 25
$-1.3M
$11.4M
Q2 25
$-21.3M
Q1 25
$-1.4M
$8.5M
Q4 24
$-219.0K
$-14.7M
Q3 24
$3.3M
$-9.4M
Q2 24
$-2.7M
$-11.9M
Q1 24
$1.9M
$-621.0K
Free Cash Flow
MTEX
MTEX
STEM
STEM
Q4 25
Q3 25
$-2.0M
Q2 25
Q1 25
$-1.9M
Q4 24
$-325.0K
Q3 24
$3.0M
Q2 24
$-2.7M
Q1 24
$1.8M
FCF Margin
MTEX
MTEX
STEM
STEM
Q4 25
Q3 25
-6.8%
Q2 25
Q1 25
-7.0%
Q4 24
-1.1%
Q3 24
9.5%
Q2 24
-9.9%
Q1 24
6.2%
Capex Intensity
MTEX
MTEX
STEM
STEM
Q4 25
Q3 25
2.4%
Q2 25
Q1 25
1.8%
Q4 24
0.4%
Q3 24
0.8%
Q2 24
0.3%
Q1 24
0.2%
Cash Conversion
MTEX
MTEX
STEM
STEM
Q4 25
Q3 25
-0.68×
Q2 25
-0.11×
Q1 25
Q4 24
-0.10×
Q3 24
Q2 24
Q1 24
1.59×

Financial Flow Comparison

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

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