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

FLYEXCLUSIVE INC. is the larger business by last-quarter revenue ($92.1M vs $47.1M, roughly 2.0× STEM, INC.). FLYEXCLUSIVE INC. runs the higher net margin — -4.6% vs -33.9%, a 29.3% gap on every dollar of revenue. On growth, FLYEXCLUSIVE INC. posted the faster year-over-year revenue change (19.8% vs -15.6%). Over the past eight quarters, STEM, INC.'s revenue compounded faster (36.1% CAGR vs 21.9%).

FLYEXCLUSIVE INC. is a U.S.-headquartered private aviation services provider that offers private jet charter, aircraft management, maintenance repair, and fractional ownership programs. It primarily serves high-net-worth individuals, corporate clients, and government entities across North America, delivering personalized on-demand air travel solutions prioritizing safety and convenience.

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.

FLYX vs STEM — Head-to-Head

Bigger by revenue
FLYX
FLYX
2.0× larger
FLYX
$92.1M
$47.1M
STEM
Growing faster (revenue YoY)
FLYX
FLYX
+35.3% gap
FLYX
19.8%
-15.6%
STEM
Higher net margin
FLYX
FLYX
29.3% more per $
FLYX
-4.6%
-33.9%
STEM
Faster 2-yr revenue CAGR
STEM
STEM
Annualised
STEM
36.1%
21.9%
FLYX

Income Statement — Q3 FY2025 vs Q4 FY2025

Metric
FLYX
FLYX
STEM
STEM
Revenue
$92.1M
$47.1M
Net Profit
$-4.3M
$-16.0M
Gross Margin
13.7%
48.9%
Operating Margin
-12.3%
-17.7%
Net Margin
-4.6%
-33.9%
Revenue YoY
19.8%
-15.6%
Net Profit YoY
32.0%
68.8%
EPS (diluted)
$-0.25
$-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
FLYX
FLYX
STEM
STEM
Q4 25
$47.1M
Q3 25
$92.1M
$38.2M
Q2 25
$91.3M
$38.4M
Q1 25
$88.1M
$32.5M
Q4 24
$55.8M
Q3 24
$76.9M
$29.3M
Q2 24
$79.0M
$34.0M
Q1 24
$80.0M
$25.5M
Net Profit
FLYX
FLYX
STEM
STEM
Q4 25
$-16.0M
Q3 25
$-4.3M
$-23.8M
Q2 25
$-4.8M
$202.5M
Q1 25
$-5.4M
$-25.0M
Q4 24
$-51.1M
Q3 24
$-6.3M
$-148.3M
Q2 24
$-5.2M
$-582.3M
Q1 24
$-5.8M
$-72.3M
Gross Margin
FLYX
FLYX
STEM
STEM
Q4 25
48.9%
Q3 25
13.7%
35.5%
Q2 25
15.0%
33.4%
Q1 25
12.8%
32.4%
Q4 24
-4.4%
Q3 24
11.3%
21.2%
Q2 24
7.9%
27.6%
Q1 24
7.2%
-95.0%
Operating Margin
FLYX
FLYX
STEM
STEM
Q4 25
-17.7%
Q3 25
-12.3%
-33.6%
Q2 25
-13.5%
-34.8%
Q1 25
-16.7%
-65.0%
Q4 24
-84.4%
Q3 24
-27.2%
-493.2%
Q2 24
-27.6%
-1705.5%
Q1 24
-34.3%
-267.0%
Net Margin
FLYX
FLYX
STEM
STEM
Q4 25
-33.9%
Q3 25
-4.6%
-62.2%
Q2 25
-5.2%
527.8%
Q1 25
-6.2%
-76.9%
Q4 24
-91.6%
Q3 24
-8.2%
-506.3%
Q2 24
-6.5%
-1712.6%
Q1 24
-7.3%
-283.9%
EPS (diluted)
FLYX
FLYX
STEM
STEM
Q4 25
$-4.40
Q3 25
$-0.25
$-2.84
Q2 25
$-0.26
$-1.79
Q1 25
$-0.30
$-0.15
Q4 24
$-15.29
Q3 24
$-0.32
$-18.24
Q2 24
$-0.32
$-71.81
Q1 24
$-0.35
$-0.46

Balance Sheet & Financial Strength

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

Metric
FLYX
FLYX
STEM
STEM
Cash + ST InvestmentsLiquidity on hand
$18.7M
$48.9M
Total DebtLower is stronger
$123.9M
Stockholders' EquityBook value
$-434.2M
$-249.4M
Total Assets
$448.1M
$308.9M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FLYX
FLYX
STEM
STEM
Q4 25
$48.9M
Q3 25
$18.7M
$43.1M
Q2 25
$15.8M
$40.8M
Q1 25
$14.7M
$58.6M
Q4 24
$56.3M
Q3 24
$18.7M
$75.4M
Q2 24
$9.3M
$89.6M
Q1 24
$5.3M
$112.8M
Total Debt
FLYX
FLYX
STEM
STEM
Q4 25
Q3 25
$123.9M
Q2 25
$111.6M
Q1 25
$121.6M
Q4 24
Q3 24
$197.9M
Q2 24
$206.3M
Q1 24
$209.4M
Stockholders' Equity
FLYX
FLYX
STEM
STEM
Q4 25
$-249.4M
Q3 25
$-434.2M
$-235.7M
Q2 25
$-261.4M
$-214.1M
Q1 25
$-281.5M
$-417.5M
Q4 24
$-398.4M
Q3 24
$-192.0M
$-344.1M
Q2 24
$-149.7M
$-203.2M
Q1 24
$-149.5M
$371.6M
Total Assets
FLYX
FLYX
STEM
STEM
Q4 25
$308.9M
Q3 25
$448.1M
$362.6M
Q2 25
$443.4M
$379.2M
Q1 25
$466.8M
$405.1M
Q4 24
$437.4M
Q3 24
$487.1M
$537.8M
Q2 24
$494.7M
$691.5M
Q1 24
$524.1M
$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
FLYX
FLYX
STEM
STEM
Operating Cash FlowLast quarter
$-209.0K
$8.2M
Free Cash FlowOCF − Capex
$-11.0M
FCF MarginFCF / Revenue
-12.0%
Capex IntensityCapex / Revenue
11.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-51.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FLYX
FLYX
STEM
STEM
Q4 25
$8.2M
Q3 25
$-209.0K
$11.4M
Q2 25
$363.0K
$-21.3M
Q1 25
$-10.5M
$8.5M
Q4 24
$-14.7M
Q3 24
$-12.3M
$-9.4M
Q2 24
$-16.2M
$-11.9M
Q1 24
$-26.0M
$-621.0K
Free Cash Flow
FLYX
FLYX
STEM
STEM
Q4 25
Q3 25
$-11.0M
Q2 25
$353.0K
Q1 25
$-14.6M
Q4 24
Q3 24
$-25.7M
Q2 24
$-26.6M
Q1 24
$-64.5M
FCF Margin
FLYX
FLYX
STEM
STEM
Q4 25
Q3 25
-12.0%
Q2 25
0.4%
Q1 25
-16.5%
Q4 24
Q3 24
-33.5%
Q2 24
-33.7%
Q1 24
-80.6%
Capex Intensity
FLYX
FLYX
STEM
STEM
Q4 25
Q3 25
11.7%
Q2 25
0.0%
Q1 25
4.7%
Q4 24
Q3 24
17.5%
Q2 24
13.2%
Q1 24
48.2%
Cash Conversion
FLYX
FLYX
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.

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