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Side-by-side financial comparison of Custom Truck One Source, Inc. (CTOS) and SentinelOne, Inc. (S). 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 $258.9M, roughly 1.6× SentinelOne, Inc.). Custom Truck One Source, Inc. runs the higher net margin — -4.2% vs -23.3%, a 19.1% gap on every dollar of revenue. On growth, SentinelOne, Inc. posted the faster year-over-year revenue change (22.9% vs -8.5%).

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.

SentinelOne, Inc. is an American cybersecurity company listed on NYSE based in Mountain View, California. The company was founded in 2013 by Tomer Weingarten, Almog Cohen and Ehud ("Udi") Shamir. Weingarten acts as the company's CEO. The company has approximately 2,800 employees and offices in Mountain View, Boston, Prague, Tokyo, and Tel Aviv. The company uses machine learning for monitoring personal computers, IoT devices, and cloud workloads. The company's platform utilizes a heuristic mod...

CTOS vs S — Head-to-Head

Bigger by revenue
CTOS
CTOS
1.6× larger
CTOS
$422.2M
$258.9M
S
Growing faster (revenue YoY)
S
S
+31.4% gap
S
22.9%
-8.5%
CTOS
Higher net margin
CTOS
CTOS
19.1% more per $
CTOS
-4.2%
-23.3%
S

Income Statement — Q1 FY2026 vs Q3 FY2026

Metric
CTOS
CTOS
S
S
Revenue
$422.2M
$258.9M
Net Profit
$-17.8M
$-60.3M
Gross Margin
20.3%
73.8%
Operating Margin
2.9%
-28.3%
Net Margin
-4.2%
-23.3%
Revenue YoY
-8.5%
22.9%
Net Profit YoY
-333.7%
23.1%
EPS (diluted)
$-0.08
$-0.18

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
S
S
Q1 26
$422.2M
Q4 25
$387.3M
$258.9M
Q3 25
$359.9M
$242.2M
Q2 25
$392.2M
$229.0M
Q1 25
$307.1M
Q4 24
$398.3M
Q3 24
$337.5M
Q2 24
$320.6M
Net Profit
CTOS
CTOS
S
S
Q1 26
$-17.8M
Q4 25
$20.9M
$-60.3M
Q3 25
$-5.8M
$-72.0M
Q2 25
$-28.4M
$-208.2M
Q1 25
$-17.8M
Q4 24
$27.6M
Q3 24
$-17.4M
Q2 24
$-24.5M
Gross Margin
CTOS
CTOS
S
S
Q1 26
20.3%
Q4 25
31.8%
73.8%
Q3 25
28.0%
75.0%
Q2 25
26.1%
75.3%
Q1 25
27.9%
Q4 24
29.7%
Q3 24
27.2%
Q2 24
27.8%
Operating Margin
CTOS
CTOS
S
S
Q1 26
2.9%
Q4 25
13.4%
-28.3%
Q3 25
9.1%
-33.3%
Q2 25
7.1%
-38.2%
Q1 25
4.0%
Q4 24
16.9%
Q3 24
6.8%
Q2 24
5.5%
Net Margin
CTOS
CTOS
S
S
Q1 26
-4.2%
Q4 25
5.4%
-23.3%
Q3 25
-1.6%
-29.7%
Q2 25
-7.2%
-90.9%
Q1 25
-5.8%
Q4 24
6.9%
Q3 24
-5.2%
Q2 24
-7.6%
EPS (diluted)
CTOS
CTOS
S
S
Q1 26
$-0.08
Q4 25
$0.10
$-0.18
Q3 25
$-0.03
$-0.22
Q2 25
$-0.13
$-0.63
Q1 25
$-0.08
Q4 24
$0.11
Q3 24
$-0.07
Q2 24
$-0.10

Balance Sheet & Financial Strength

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

Metric
CTOS
CTOS
S
S
Cash + ST InvestmentsLiquidity on hand
$6.3M
$649.8M
Total DebtLower is stronger
$25.9M
Stockholders' EquityBook value
$809.1M
$1.5B
Total Assets
$3.4B
$2.4B
Debt / EquityLower = less leverage
0.03×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTOS
CTOS
S
S
Q1 26
$6.3M
Q4 25
$6.3M
$649.8M
Q3 25
$13.1M
$810.8M
Q2 25
$5.3M
$766.9M
Q1 25
$5.4M
Q4 24
$3.8M
Q3 24
$8.4M
Q2 24
$8.1M
Total Debt
CTOS
CTOS
S
S
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
S
S
Q1 26
$809.1M
Q4 25
$809.1M
$1.5B
Q3 25
$784.7M
$1.5B
Q2 25
$790.1M
$1.5B
Q1 25
$813.4M
Q4 24
$861.3M
Q3 24
$837.5M
Q2 24
$856.7M
Total Assets
CTOS
CTOS
S
S
Q1 26
$3.4B
Q4 25
$3.4B
$2.4B
Q3 25
$3.5B
$2.4B
Q2 25
$3.6B
$2.4B
Q1 25
$3.5B
Q4 24
$3.5B
Q3 24
$3.6B
Q2 24
$3.5B
Debt / Equity
CTOS
CTOS
S
S
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
S
S
Operating Cash FlowLast quarter
$21.0M
Free Cash FlowOCF − Capex
$20.9M
FCF MarginFCF / Revenue
8.1%
Capex IntensityCapex / Revenue
0.0%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CTOS
CTOS
S
S
Q1 26
Q4 25
$47.3M
$21.0M
Q3 25
$81.5M
$-1.0M
Q2 25
$125.7M
$52.3M
Q1 25
$55.6M
Q4 24
$82.1M
Q3 24
$16.5M
Q2 24
$37.8M
Free Cash Flow
CTOS
CTOS
S
S
Q1 26
Q4 25
$20.9M
Q3 25
$-1.3M
Q2 25
$52.1M
Q1 25
Q4 24
Q3 24
Q2 24
FCF Margin
CTOS
CTOS
S
S
Q1 26
Q4 25
8.1%
Q3 25
-0.5%
Q2 25
22.8%
Q1 25
Q4 24
Q3 24
Q2 24
Capex Intensity
CTOS
CTOS
S
S
Q1 26
Q4 25
0.0%
Q3 25
0.1%
Q2 25
0.1%
Q1 25
Q4 24
Q3 24
Q2 24
Cash Conversion
CTOS
CTOS
S
S
Q1 26
Q4 25
2.27×
Q3 25
Q2 25
Q1 25
Q4 24
2.98×
Q3 24
Q2 24

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%

S
S

US$154.8M60%
Non Us$104.1M40%

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