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Side-by-side financial comparison of Custom Truck One Source, Inc. (CTOS) and Inspire Medical Systems, Inc. (INSP). Click either name above to swap in a different company.

Custom Truck One Source, Inc. is the larger business by last-quarter revenue ($422.2M vs $269.1M, roughly 1.6× Inspire Medical Systems, Inc.). Inspire Medical Systems, Inc. runs the higher net margin — 50.6% vs -4.2%, a 54.8% gap on every dollar of revenue. On growth, Inspire Medical Systems, Inc. posted the faster year-over-year revenue change (12.2% vs -8.5%). Over the past eight quarters, Inspire Medical Systems, Inc.'s revenue compounded faster (28.1% CAGR vs 14.8%).

Custom Truck One Source, Inc. is a leading provider of specialized heavy truck and equipment solutions in North America. It offers custom vehicle manufacturing, equipment sales and rentals, aftermarket parts, and maintenance services, serving core infrastructure, utility, construction, and energy industry segments.

Inspire Medical Systems, Inc. is a medical technology firm that develops, manufactures and commercializes implantable neurostimulation solutions for obstructive sleep apnea. Its core product serves patients intolerant to CPAP therapy, with main markets across North America, Europe, and select Asia-Pacific regions, operating in sleep medicine and otolaryngology segments.

CTOS vs INSP — Head-to-Head

Bigger by revenue
CTOS
CTOS
1.6× larger
CTOS
$422.2M
$269.1M
INSP
Growing faster (revenue YoY)
INSP
INSP
+20.8% gap
INSP
12.2%
-8.5%
CTOS
Higher net margin
INSP
INSP
54.8% more per $
INSP
50.6%
-4.2%
CTOS
Faster 2-yr revenue CAGR
INSP
INSP
Annualised
INSP
28.1%
14.8%
CTOS

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
CTOS
CTOS
INSP
INSP
Revenue
$422.2M
$269.1M
Net Profit
$-17.8M
$136.1M
Gross Margin
20.3%
86.6%
Operating Margin
2.9%
17.1%
Net Margin
-4.2%
50.6%
Revenue YoY
-8.5%
12.2%
Net Profit YoY
-333.7%
286.4%
EPS (diluted)
$-0.08
$4.57

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
CTOS
CTOS
INSP
INSP
Q1 26
$422.2M
Q4 25
$387.3M
$269.1M
Q3 25
$359.9M
$224.5M
Q2 25
$392.2M
$217.1M
Q1 25
$307.1M
$201.3M
Q4 24
$398.3M
$239.7M
Q3 24
$337.5M
$203.2M
Q2 24
$320.6M
$195.9M
Net Profit
CTOS
CTOS
INSP
INSP
Q1 26
$-17.8M
Q4 25
$20.9M
$136.1M
Q3 25
$-5.8M
$9.9M
Q2 25
$-28.4M
$-3.6M
Q1 25
$-17.8M
$3.0M
Q4 24
$27.6M
$35.2M
Q3 24
$-17.4M
$18.5M
Q2 24
$-24.5M
$9.8M
Gross Margin
CTOS
CTOS
INSP
INSP
Q1 26
20.3%
Q4 25
31.8%
86.6%
Q3 25
28.0%
85.8%
Q2 25
26.1%
84.0%
Q1 25
27.9%
84.7%
Q4 24
29.7%
85.0%
Q3 24
27.2%
84.1%
Q2 24
27.8%
84.8%
Operating Margin
CTOS
CTOS
INSP
INSP
Q1 26
2.9%
Q4 25
13.4%
17.1%
Q3 25
9.1%
4.3%
Q2 25
7.1%
-1.5%
Q1 25
4.0%
-0.7%
Q4 24
16.9%
13.3%
Q3 24
6.8%
7.0%
Q2 24
5.5%
2.6%
Net Margin
CTOS
CTOS
INSP
INSP
Q1 26
-4.2%
Q4 25
5.4%
50.6%
Q3 25
-1.6%
4.4%
Q2 25
-7.2%
-1.7%
Q1 25
-5.8%
1.5%
Q4 24
6.9%
14.7%
Q3 24
-5.2%
9.1%
Q2 24
-7.6%
5.0%
EPS (diluted)
CTOS
CTOS
INSP
INSP
Q1 26
$-0.08
Q4 25
$0.10
$4.57
Q3 25
$-0.03
$0.34
Q2 25
$-0.13
$-0.12
Q1 25
$-0.08
$0.10
Q4 24
$0.11
$1.17
Q3 24
$-0.07
$0.60
Q2 24
$-0.10
$0.32

Balance Sheet & Financial Strength

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

Metric
CTOS
CTOS
INSP
INSP
Cash + ST InvestmentsLiquidity on hand
$6.3M
$308.3M
Total DebtLower is stronger
$25.9M
Stockholders' EquityBook value
$809.1M
$781.2M
Total Assets
$3.4B
$907.3M
Debt / EquityLower = less leverage
0.03×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTOS
CTOS
INSP
INSP
Q1 26
$6.3M
Q4 25
$6.3M
$308.3M
Q3 25
$13.1M
$322.6M
Q2 25
$5.3M
$300.9M
Q1 25
$5.4M
$369.2M
Q4 24
$3.8M
$445.5M
Q3 24
$8.4M
$411.0M
Q2 24
$8.1M
$439.7M
Total Debt
CTOS
CTOS
INSP
INSP
Q1 26
$25.9M
Q4 25
$1.6B
Q3 25
$1.6B
Q2 25
$1.6B
Q1 25
$1.6B
Q4 24
$1.5B
Q3 24
$1.6B
Q2 24
$1.5B
Stockholders' Equity
CTOS
CTOS
INSP
INSP
Q1 26
$809.1M
Q4 25
$809.1M
$781.2M
Q3 25
$784.7M
$666.5M
Q2 25
$790.1M
$677.8M
Q1 25
$813.4M
$635.7M
Q4 24
$861.3M
$689.7M
Q3 24
$837.5M
$696.6M
Q2 24
$856.7M
$638.1M
Total Assets
CTOS
CTOS
INSP
INSP
Q1 26
$3.4B
Q4 25
$3.4B
$907.3M
Q3 25
$3.5B
$807.7M
Q2 25
$3.6B
$802.2M
Q1 25
$3.5B
$730.8M
Q4 24
$3.5B
$808.4M
Q3 24
$3.6B
$796.2M
Q2 24
$3.5B
$728.4M
Debt / Equity
CTOS
CTOS
INSP
INSP
Q1 26
0.03×
Q4 25
2.03×
Q3 25
2.10×
Q2 25
2.04×
Q1 25
1.97×
Q4 24
1.77×
Q3 24
1.87×
Q2 24
1.79×

Cash Flow & Capital Efficiency

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

Metric
CTOS
CTOS
INSP
INSP
Operating Cash FlowLast quarter
$52.5M
Free Cash FlowOCF − Capex
$41.8M
FCF MarginFCF / Revenue
15.5%
Capex IntensityCapex / Revenue
4.0%
Cash ConversionOCF / Net Profit
0.39×
TTM Free Cash FlowTrailing 4 quarters
$78.5M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTOS
CTOS
INSP
INSP
Q1 26
Q4 25
$47.3M
$52.5M
Q3 25
$81.5M
$68.5M
Q2 25
$125.7M
$2.7M
Q1 25
$55.6M
$-6.7M
Q4 24
$82.1M
$69.2M
Q3 24
$16.5M
$52.3M
Q2 24
$37.8M
$-78.0K
Free Cash Flow
CTOS
CTOS
INSP
INSP
Q1 26
Q4 25
$41.8M
Q3 25
$58.1M
Q2 25
$-6.3M
Q1 25
$-15.1M
Q4 24
$62.2M
Q3 24
$44.3M
Q2 24
$-12.5M
FCF Margin
CTOS
CTOS
INSP
INSP
Q1 26
Q4 25
15.5%
Q3 25
25.9%
Q2 25
-2.9%
Q1 25
-7.5%
Q4 24
25.9%
Q3 24
21.8%
Q2 24
-6.4%
Capex Intensity
CTOS
CTOS
INSP
INSP
Q1 26
Q4 25
4.0%
Q3 25
4.6%
Q2 25
4.1%
Q1 25
4.2%
Q4 24
2.9%
Q3 24
3.9%
Q2 24
6.3%
Cash Conversion
CTOS
CTOS
INSP
INSP
Q1 26
Q4 25
2.27×
0.39×
Q3 25
6.90×
Q2 25
Q1 25
-2.24×
Q4 24
2.98×
1.96×
Q3 24
2.83×
Q2 24
-0.01×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CTOS
CTOS

Equipment sales$273.9M65%
Rental revenue$116.3M28%
Parts sales and services$32.1M8%

INSP
INSP

Segment breakdown not available.

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