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Side-by-side financial comparison of Global Self Storage, Inc. (SELF) and Unusual Machines, Inc. (UMAC). Click either name above to swap in a different company.

Unusual Machines, Inc. is the larger business by last-quarter revenue ($4.9M vs $3.2M, roughly 1.6× Global Self Storage, Inc.). Global Self Storage, Inc. runs the higher net margin — 10.2% vs -215.7%, a 225.9% gap on every dollar of revenue. On growth, Unusual Machines, Inc. posted the faster year-over-year revenue change (144.4% vs -0.9%). Over the past eight quarters, Unusual Machines, Inc.'s revenue compounded faster (181.3% CAGR vs 2.0%).

Hertz Global Holdings, Inc., known as Hertz, is an American car rental company based in Estero, Florida. The company operates its namesake Hertz brand, along with the brands Dollar Rent A Car, Firefly Car Rental, and Thrifty Car Rental.

Thinking Machines Lab Inc. is an American artificial intelligence (AI) startup founded by Mira Murati, the former chief technology officer of OpenAI. The company was founded in February 2025, and by July had completed an early-stage funding round led by Andreessen Horowitz, raising $2 billion at a valuation of $12 billion overall from investors such as Nvidia, AMD, Cisco, and Jane Street. The company is based in San Francisco and structured as a public benefit corporation.

SELF vs UMAC — Head-to-Head

Bigger by revenue
UMAC
UMAC
1.6× larger
UMAC
$4.9M
$3.2M
SELF
Growing faster (revenue YoY)
UMAC
UMAC
+145.3% gap
UMAC
144.4%
-0.9%
SELF
Higher net margin
SELF
SELF
225.9% more per $
SELF
10.2%
-215.7%
UMAC
Faster 2-yr revenue CAGR
UMAC
UMAC
Annualised
UMAC
181.3%
2.0%
SELF

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
SELF
SELF
UMAC
UMAC
Revenue
$3.2M
$4.9M
Net Profit
$322.8K
$-10.6M
Gross Margin
36.2%
Operating Margin
21.5%
-198.7%
Net Margin
10.2%
-215.7%
Revenue YoY
-0.9%
144.4%
Net Profit YoY
282.5%
61.0%
EPS (diluted)
$0.03
$-0.26

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
SELF
SELF
UMAC
UMAC
Q4 25
$3.2M
$4.9M
Q3 25
$3.2M
$2.1M
Q2 25
$3.2M
$2.1M
Q1 25
$3.1M
$2.0M
Q4 24
$3.2M
$2.0M
Q3 24
$3.2M
$1.5M
Q2 24
$3.1M
$1.4M
Q1 24
$3.0M
$618.9K
Net Profit
SELF
SELF
UMAC
UMAC
Q4 25
$322.8K
$-10.6M
Q3 25
$496.3K
$1.6M
Q2 25
$664.2K
$-7.0M
Q1 25
$555.2K
$-3.3M
Q4 24
$84.4K
$-27.1M
Q3 24
$1.2M
$-2.1M
Q2 24
$591.5K
$-1.6M
Q1 24
$266.1K
$-1.1M
Gross Margin
SELF
SELF
UMAC
UMAC
Q4 25
36.2%
Q3 25
39.4%
Q2 25
37.4%
Q1 25
24.3%
Q4 24
27.7%
Q3 24
26.1%
Q2 24
27.5%
Q1 24
33.0%
Operating Margin
SELF
SELF
UMAC
UMAC
Q4 25
21.5%
-198.7%
Q3 25
22.6%
-232.4%
Q2 25
25.9%
-338.5%
Q1 25
23.1%
-160.0%
Q4 24
24.9%
-642.3%
Q3 24
27.3%
-95.4%
Q2 24
20.5%
-111.4%
Q1 24
19.5%
-175.5%
Net Margin
SELF
SELF
UMAC
UMAC
Q4 25
10.2%
-215.7%
Q3 25
15.4%
75.1%
Q2 25
20.8%
-327.9%
Q1 25
17.8%
-159.9%
Q4 24
2.6%
-1353.2%
Q3 24
36.9%
-140.0%
Q2 24
19.0%
-114.3%
Q1 24
8.8%
-178.7%
EPS (diluted)
SELF
SELF
UMAC
UMAC
Q4 25
$0.03
$-0.26
Q3 25
$0.04
$0.05
Q2 25
$0.06
$-0.32
Q1 25
$0.05
$-0.21
Q4 24
$0.02
$-3.20
Q3 24
$0.10
$-0.30
Q2 24
$0.05
$-0.16
Q1 24
$0.02
$-0.18

Balance Sheet & Financial Strength

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

Metric
SELF
SELF
UMAC
UMAC
Cash + ST InvestmentsLiquidity on hand
$7.4M
$142.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$46.5M
$174.9M
Total Assets
$64.1M
$182.7M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
SELF
SELF
UMAC
UMAC
Q4 25
$7.4M
$142.5M
Q3 25
$7.5M
$81.1M
Q2 25
$7.5M
$38.9M
Q1 25
$7.2M
$5.0M
Q4 24
$7.2M
$3.8M
Q3 24
$6.8M
$1.7M
Q2 24
$7.0M
$2.2M
Q1 24
$6.7M
$3.2M
Stockholders' Equity
SELF
SELF
UMAC
UMAC
Q4 25
$46.5M
$174.9M
Q3 25
$46.9M
$106.0M
Q2 25
$47.2M
$51.3M
Q1 25
$47.3M
$15.9M
Q4 24
$47.4M
$14.8M
Q3 24
$48.1M
$19.2M
Q2 24
$47.6M
$20.0M
Q1 24
$47.8M
$21.2M
Total Assets
SELF
SELF
UMAC
UMAC
Q4 25
$64.1M
$182.7M
Q3 25
$64.8M
$113.1M
Q2 25
$65.0M
$52.4M
Q1 25
$65.1M
$17.3M
Q4 24
$65.5M
$16.1M
Q3 24
$66.3M
$24.5M
Q2 24
$66.0M
$25.2M
Q1 24
$66.1M
$24.2M

Cash Flow & Capital Efficiency

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

Metric
SELF
SELF
UMAC
UMAC
Operating Cash FlowLast quarter
$4.5M
$-9.8M
Free Cash FlowOCF − Capex
FCF MarginFCF / Revenue
Capex IntensityCapex / Revenue
Cash ConversionOCF / Net Profit
13.86×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
SELF
SELF
UMAC
UMAC
Q4 25
$4.5M
$-9.8M
Q3 25
$1.0M
$-7.5M
Q2 25
$1.3M
$-2.7M
Q1 25
$1.1M
$-1.2M
Q4 24
$4.3M
$-1.3M
Q3 24
$1.0M
$-536.7K
Q2 24
$1.2M
$-986.2K
Q1 24
$797.0K
$-1.2M
Free Cash Flow
SELF
SELF
UMAC
UMAC
Q4 25
Q3 25
$-8.8M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
FCF Margin
SELF
SELF
UMAC
UMAC
Q4 25
Q3 25
-413.2%
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Q1 24
Capex Intensity
SELF
SELF
UMAC
UMAC
Q4 25
Q3 25
60.3%
Q2 25
Q1 25
Q4 24
Q3 24
0.0%
Q2 24
Q1 24
Cash Conversion
SELF
SELF
UMAC
UMAC
Q4 25
13.86×
Q3 25
2.10×
-4.70×
Q2 25
2.02×
Q1 25
1.93×
Q4 24
51.30×
Q3 24
0.87×
Q2 24
2.11×
Q1 24
2.99×

Financial Flow Comparison

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

Revenue Breakdown by Segment

SELF
SELF

Segment breakdown not available.

UMAC
UMAC

Retail Revenue$4.5M92%
Other$412.7K8%

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