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Side-by-side financial comparison of MOBIX LABS, INC (MOBX) and MESABI TRUST (MSB). Click either name above to swap in a different company.

MESABI TRUST is the larger business by last-quarter revenue ($3.6M vs $1.9M, roughly 1.9× MOBIX LABS, INC). MESABI TRUST runs the higher net margin — 77.1% vs -540.0%, a 617.1% gap on every dollar of revenue. On growth, MOBIX LABS, INC posted the faster year-over-year revenue change (-40.8% vs -95.5%). Over the past eight quarters, MOBIX LABS, INC's revenue compounded faster (28.0% CAGR vs -24.1%).

Mesabi Trust is a United States-based royalty trust that holds permanent royalty interests in iron ore mining properties located in Minnesota's Mesabi Range. It earns revenue primarily from royalty payments tied to the production and sale of iron ore products, with core earnings sourced from active mining partners operating on the land it holds interests in, catering to the global steel manufacturing market.

MOBX vs MSB — Head-to-Head

Bigger by revenue
MSB
MSB
1.9× larger
MSB
$3.6M
$1.9M
MOBX
Growing faster (revenue YoY)
MOBX
MOBX
+54.6% gap
MOBX
-40.8%
-95.5%
MSB
Higher net margin
MSB
MSB
617.1% more per $
MSB
77.1%
-540.0%
MOBX
Faster 2-yr revenue CAGR
MOBX
MOBX
Annualised
MOBX
28.0%
-24.1%
MSB

Income Statement — Q1 FY2026 vs Q3 FY2026

Metric
MOBX
MOBX
MSB
MSB
Revenue
$1.9M
$3.6M
Net Profit
$-10.1M
$2.8M
Gross Margin
31.0%
77.1%
Operating Margin
-471.1%
Net Margin
-540.0%
77.1%
Revenue YoY
-40.8%
-95.5%
Net Profit YoY
49.0%
-96.5%
EPS (diluted)
$-0.16

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
MOBX
MOBX
MSB
MSB
Q4 25
$1.9M
$3.6M
Q3 25
$1.9M
$5.6M
Q2 25
$2.4M
$4.7M
Q1 25
$2.5M
$6.9M
Q4 24
$3.2M
$79.0M
Q3 24
$3.0M
$6.5M
Q2 24
$2.1M
$6.3M
Q1 24
$1.1M
$6.2M
Net Profit
MOBX
MOBX
MSB
MSB
Q4 25
$-10.1M
$2.8M
Q3 25
$-15.7M
$4.7M
Q2 25
$-8.3M
$3.6M
Q1 25
$-2.3M
$6.1M
Q4 24
$-19.8M
$78.3M
Q3 24
$-11.5M
$5.4M
Q2 24
$-7.7M
$3.5M
Q1 24
$-1.8M
$4.7M
Gross Margin
MOBX
MOBX
MSB
MSB
Q4 25
31.0%
77.1%
Q3 25
50.5%
84.6%
Q2 25
57.4%
76.7%
Q1 25
40.6%
88.5%
Q4 24
53.2%
99.1%
Q3 24
56.6%
83.2%
Q2 24
35.5%
55.7%
Q1 24
16.9%
75.3%
Operating Margin
MOBX
MOBX
MSB
MSB
Q4 25
-471.1%
Q3 25
-834.9%
Q2 25
-343.4%
Q1 25
-311.7%
Q4 24
-461.7%
Q3 24
-378.0%
Q2 24
-454.2%
Q1 24
-747.8%
Net Margin
MOBX
MOBX
MSB
MSB
Q4 25
-540.0%
77.1%
Q3 25
-835.8%
84.6%
Q2 25
-352.0%
76.7%
Q1 25
-91.2%
88.5%
Q4 24
-626.0%
99.1%
Q3 24
-390.6%
83.2%
Q2 24
-373.1%
55.7%
Q1 24
-153.1%
75.3%
EPS (diluted)
MOBX
MOBX
MSB
MSB
Q4 25
$-0.16
Q3 25
$-0.26
Q2 25
$-0.17
Q1 25
$-0.06
Q4 24
$-0.52
Q3 24
$-0.33
Q2 24
$-0.25
Q1 24
$-0.21

Balance Sheet & Financial Strength

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

Metric
MOBX
MOBX
MSB
MSB
Cash + ST InvestmentsLiquidity on hand
Total DebtLower is stronger
$6.3M
Stockholders' EquityBook value
$4.7M
$21.1M
Total Assets
$32.7M
$26.0M
Debt / EquityLower = less leverage
1.34×

8-quarter trend — quarters aligned by calendar period.

Total Debt
MOBX
MOBX
MSB
MSB
Q4 25
$6.3M
Q3 25
$6.2M
Q2 25
$4.4M
Q1 25
$4.6M
Q4 24
$3.6M
Q3 24
$3.4M
Q2 24
$3.2M
Q1 24
$3.2M
Stockholders' Equity
MOBX
MOBX
MSB
MSB
Q4 25
$4.7M
$21.1M
Q3 25
$-336.0K
$22.8M
Q2 25
$425.0K
$19.6M
Q1 25
$342.0K
$23.3M
Q4 24
$-3.0M
$95.3M
Q3 24
$5.5M
$22.1M
Q2 24
$8.5M
$20.7M
Q1 24
$4.2M
$21.0M
Total Assets
MOBX
MOBX
MSB
MSB
Q4 25
$32.7M
$26.0M
Q3 25
$37.1M
$24.8M
Q2 25
$34.6M
$27.4M
Q1 25
$36.5M
$101.7M
Q4 24
$37.3M
$100.7M
Q3 24
$39.1M
$26.2M
Q2 24
$41.3M
$25.1M
Q1 24
$29.5M
$26.7M
Debt / Equity
MOBX
MOBX
MSB
MSB
Q4 25
1.34×
Q3 25
Q2 25
10.26×
Q1 25
13.44×
Q4 24
Q3 24
0.62×
Q2 24
0.38×
Q1 24
0.76×

Cash Flow & Capital Efficiency

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

Metric
MOBX
MOBX
MSB
MSB
Operating Cash FlowLast quarter
$-4.8M
$3.5M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
1.27×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
MOBX
MOBX
MSB
MSB
Q4 25
$-4.8M
$3.5M
Q3 25
$-4.5M
$4.4M
Q2 25
$-4.1M
$2.1M
Q1 25
$-586.0K
$93.9M
Q4 24
$-930.0K
$78.2M
Q3 24
$-3.6M
$3.8M
Q2 24
$-3.1M
$2.5M
Q1 24
$-8.1M
$14.6M
Free Cash Flow
MOBX
MOBX
MSB
MSB
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
$-4.6M
Q2 24
$-3.1M
Q1 24
$-9.1M
FCF Margin
MOBX
MOBX
MSB
MSB
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
-157.1%
Q2 24
-151.8%
Q1 24
-794.1%
Capex Intensity
MOBX
MOBX
MSB
MSB
Q4 25
Q3 25
Q2 25
Q1 25
Q4 24
Q3 24
34.5%
Q2 24
2.2%
Q1 24
87.3%
Cash Conversion
MOBX
MOBX
MSB
MSB
Q4 25
1.27×
Q3 25
0.92×
Q2 25
0.57×
Q1 25
15.48×
Q4 24
1.00×
Q3 24
0.71×
Q2 24
0.72×
Q1 24
3.11×

Financial Flow Comparison

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

Revenue Breakdown by Segment

MOBX
MOBX

US$1.7M92%
Other$155.0K8%

MSB
MSB

Segment breakdown not available.

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