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

Global Self Storage, Inc. is the larger business by last-quarter revenue ($3.2M vs $2.9M, roughly 1.1× KULR Technology Group, Inc.). Global Self Storage, Inc. runs the higher net margin — 10.2% vs -1545.5%, a 1555.7% gap on every dollar of revenue. On growth, Global Self Storage, Inc. posted the faster year-over-year revenue change (-0.9% vs -15.0%). Over the past eight quarters, KULR Technology Group, Inc.'s revenue compounded faster (28.0% CAGR vs 2.0%).

KULR Technology Group, Inc. develops and manufactures high-performance thermal management and energy safety solutions. Its core offerings include heat dissipation materials, battery safety systems and temperature control components, serving clients across aerospace, electric vehicle, consumer electronics and renewable energy sectors in major global markets.

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.

KULR vs SELF — Head-to-Head

Bigger by revenue
SELF
SELF
1.1× larger
SELF
$3.2M
$2.9M
KULR
Growing faster (revenue YoY)
SELF
SELF
+14.2% gap
SELF
-0.9%
-15.0%
KULR
Higher net margin
SELF
SELF
1555.7% more per $
SELF
10.2%
-1545.5%
KULR
Faster 2-yr revenue CAGR
KULR
KULR
Annualised
KULR
28.0%
2.0%
SELF

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
KULR
KULR
SELF
SELF
Revenue
$2.9M
$3.2M
Net Profit
$-44.3M
$322.8K
Gross Margin
-27.2%
Operating Margin
-536.6%
21.5%
Net Margin
-1545.5%
10.2%
Revenue YoY
-15.0%
-0.9%
Net Profit YoY
-857.9%
282.5%
EPS (diluted)
$-1.54
$0.03

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
KULR
KULR
SELF
SELF
Q4 25
$2.9M
$3.2M
Q3 25
$6.9M
$3.2M
Q2 25
$4.0M
$3.2M
Q1 25
$2.4M
$3.1M
Q4 24
$3.4M
$3.2M
Q3 24
$3.2M
$3.2M
Q2 24
$2.4M
$3.1M
Q1 24
$1.7M
$3.0M
Net Profit
KULR
KULR
SELF
SELF
Q4 25
$-44.3M
$322.8K
Q3 25
$-7.0M
$496.3K
Q2 25
$8.1M
$664.2K
Q1 25
$-18.8M
$555.2K
Q4 24
$-4.6M
$84.4K
Q3 24
$-2.0M
$1.2M
Q2 24
$-5.9M
$591.5K
Q1 24
$-5.0M
$266.1K
Gross Margin
KULR
KULR
SELF
SELF
Q4 25
-27.2%
Q3 25
9.1%
Q2 25
18.0%
Q1 25
8.4%
Q4 24
63.6%
Q3 24
70.9%
Q2 24
23.5%
Q1 24
29.2%
Operating Margin
KULR
KULR
SELF
SELF
Q4 25
-536.6%
21.5%
Q3 25
-126.9%
22.6%
Q2 25
-237.9%
25.9%
Q1 25
-385.7%
23.1%
Q4 24
-105.1%
24.9%
Q3 24
-53.7%
27.3%
Q2 24
-219.0%
20.5%
Q1 24
-266.2%
19.5%
Net Margin
KULR
KULR
SELF
SELF
Q4 25
-1545.5%
10.2%
Q3 25
-101.3%
15.4%
Q2 25
204.9%
20.8%
Q1 25
-768.1%
17.8%
Q4 24
-137.1%
2.6%
Q3 24
-62.9%
36.9%
Q2 24
-242.2%
19.0%
Q1 24
-286.4%
8.8%
EPS (diluted)
KULR
KULR
SELF
SELF
Q4 25
$-1.54
$0.03
Q3 25
$-0.17
$0.04
Q2 25
$0.22
$0.06
Q1 25
$-0.07
$0.05
Q4 24
$-0.37
$0.02
Q3 24
$-0.08
$0.10
Q2 24
$-0.26
$0.05
Q1 24
$-0.04
$0.02

Balance Sheet & Financial Strength

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

Metric
KULR
KULR
SELF
SELF
Cash + ST InvestmentsLiquidity on hand
$13.3M
$7.4M
Total DebtLower is stronger
Stockholders' EquityBook value
$121.6M
$46.5M
Total Assets
$129.0M
$64.1M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
KULR
KULR
SELF
SELF
Q4 25
$13.3M
$7.4M
Q3 25
$20.6M
$7.5M
Q2 25
$20.6M
$7.5M
Q1 25
$24.4M
$7.2M
Q4 24
$29.8M
$7.2M
Q3 24
$912.4K
$6.8M
Q2 24
$1.0M
$7.0M
Q1 24
$798.8K
$6.7M
Stockholders' Equity
KULR
KULR
SELF
SELF
Q4 25
$121.6M
$46.5M
Q3 25
$148.0M
$46.9M
Q2 25
$136.4M
$47.2M
Q1 25
$89.7M
$47.3M
Q4 24
$57.4M
$47.4M
Q3 24
$5.2M
$48.1M
Q2 24
$3.8M
$47.6M
Q1 24
$2.6M
$47.8M
Total Assets
KULR
KULR
SELF
SELF
Q4 25
$129.0M
$64.1M
Q3 25
$156.1M
$64.8M
Q2 25
$141.5M
$65.0M
Q1 25
$93.8M
$65.1M
Q4 24
$62.9M
$65.5M
Q3 24
$12.4M
$66.3M
Q2 24
$11.4M
$66.0M
Q1 24
$11.3M
$66.1M

Cash Flow & Capital Efficiency

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

Metric
KULR
KULR
SELF
SELF
Operating Cash FlowLast quarter
$-13.8M
$4.5M
Free Cash FlowOCF − Capex
$-16.2M
FCF MarginFCF / Revenue
-567.4%
Capex IntensityCapex / Revenue
84.0%
Cash ConversionOCF / Net Profit
13.86×
TTM Free Cash FlowTrailing 4 quarters
$-47.9M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
KULR
KULR
SELF
SELF
Q4 25
$-13.8M
$4.5M
Q3 25
$-9.3M
$1.0M
Q2 25
$-11.9M
$1.3M
Q1 25
$-9.8M
$1.1M
Q4 24
$-4.8M
$4.3M
Q3 24
$-3.3M
$1.0M
Q2 24
$-5.3M
$1.2M
Q1 24
$-3.9M
$797.0K
Free Cash Flow
KULR
KULR
SELF
SELF
Q4 25
$-16.2M
Q3 25
$-9.6M
Q2 25
$-12.2M
Q1 25
$-9.9M
Q4 24
$-5.2M
Q3 24
$-3.4M
Q2 24
$-5.4M
Q1 24
$-3.9M
FCF Margin
KULR
KULR
SELF
SELF
Q4 25
-567.4%
Q3 25
-138.9%
Q2 25
-306.1%
Q1 25
-404.0%
Q4 24
-155.1%
Q3 24
-105.3%
Q2 24
-222.6%
Q1 24
-224.2%
Capex Intensity
KULR
KULR
SELF
SELF
Q4 25
84.0%
Q3 25
3.6%
Q2 25
5.4%
Q1 25
4.9%
Q4 24
11.4%
Q3 24
1.7%
Q2 24
5.0%
Q1 24
0.8%
Cash Conversion
KULR
KULR
SELF
SELF
Q4 25
13.86×
Q3 25
2.10×
Q2 25
-1.47×
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

KULR
KULR

Energy Management Platform Segment$1.9M67%
Other$944.5K33%

SELF
SELF

Segment breakdown not available.

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