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Side-by-side financial comparison of Custom Truck One Source, Inc. (CTOS) and Ultra Clean Holdings, Inc. (UCTT). Click either name above to swap in a different company.

Ultra Clean Holdings, Inc. is the larger business by last-quarter revenue ($533.7M vs $422.2M, roughly 1.3× Custom Truck One Source, Inc.). Ultra Clean Holdings, Inc. runs the higher net margin — -2.8% vs -4.2%, a 1.4% gap on every dollar of revenue. On growth, Ultra Clean Holdings, Inc. posted the faster year-over-year revenue change (2.9% vs -8.5%). Over the past eight quarters, Custom Truck One Source, Inc.'s revenue compounded faster (14.8% CAGR vs 1.7%).

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.

Ultra Clean Holdings, Inc. is a leading global supplier of critical subsystems, ultra-high purity cleaning services, and precision process components for the semiconductor, advanced display, and life sciences sectors. It operates across North America, Asia, and Europe, serving top semiconductor fabs and high-tech equipment manufacturers to support advanced microelectronics production.

CTOS vs UCTT — Head-to-Head

Bigger by revenue
UCTT
UCTT
1.3× larger
UCTT
$533.7M
$422.2M
CTOS
Growing faster (revenue YoY)
UCTT
UCTT
+11.4% gap
UCTT
2.9%
-8.5%
CTOS
Higher net margin
UCTT
UCTT
1.4% more per $
UCTT
-2.8%
-4.2%
CTOS
Faster 2-yr revenue CAGR
CTOS
CTOS
Annualised
CTOS
14.8%
1.7%
UCTT

Income Statement — Q1 FY2026 vs Q1 FY2026

Metric
CTOS
CTOS
UCTT
UCTT
Revenue
$422.2M
$533.7M
Net Profit
$-17.8M
$-15.0M
Gross Margin
20.3%
12.2%
Operating Margin
2.9%
2.1%
Net Margin
-4.2%
-2.8%
Revenue YoY
-8.5%
2.9%
Net Profit YoY
-333.7%
-500.0%
EPS (diluted)
$-0.08
$-0.40

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
UCTT
UCTT
Q1 26
$422.2M
$533.7M
Q4 25
$387.3M
$506.6M
Q3 25
$359.9M
$510.0M
Q2 25
$392.2M
$518.8M
Q1 25
$307.1M
$518.6M
Q4 24
$398.3M
$563.4M
Q3 24
$337.5M
$540.4M
Q2 24
$320.6M
$516.1M
Net Profit
CTOS
CTOS
UCTT
UCTT
Q1 26
$-17.8M
$-15.0M
Q4 25
$20.9M
$-3.3M
Q3 25
$-5.8M
$-10.9M
Q2 25
$-28.4M
$-162.0M
Q1 25
$-17.8M
$-5.0M
Q4 24
$27.6M
$16.3M
Q3 24
$-17.4M
$-2.3M
Q2 24
$-24.5M
$19.1M
Gross Margin
CTOS
CTOS
UCTT
UCTT
Q1 26
20.3%
12.2%
Q4 25
31.8%
15.2%
Q3 25
28.0%
16.1%
Q2 25
26.1%
15.3%
Q1 25
27.9%
16.2%
Q4 24
29.7%
16.3%
Q3 24
27.2%
17.3%
Q2 24
27.8%
17.1%
Operating Margin
CTOS
CTOS
UCTT
UCTT
Q1 26
2.9%
2.1%
Q4 25
13.4%
2.2%
Q3 25
9.1%
2.1%
Q2 25
7.1%
-27.3%
Q1 25
4.0%
2.5%
Q4 24
16.9%
4.6%
Q3 24
6.8%
4.7%
Q2 24
5.5%
4.4%
Net Margin
CTOS
CTOS
UCTT
UCTT
Q1 26
-4.2%
-2.8%
Q4 25
5.4%
-0.7%
Q3 25
-1.6%
-2.1%
Q2 25
-7.2%
-31.2%
Q1 25
-5.8%
-1.0%
Q4 24
6.9%
2.9%
Q3 24
-5.2%
-0.4%
Q2 24
-7.6%
3.7%
EPS (diluted)
CTOS
CTOS
UCTT
UCTT
Q1 26
$-0.08
$-0.40
Q4 25
$0.10
$-0.07
Q3 25
$-0.03
$-0.24
Q2 25
$-0.13
$-3.58
Q1 25
$-0.08
$-0.11
Q4 24
$0.11
$0.36
Q3 24
$-0.07
$-0.05
Q2 24
$-0.10
$0.42

Balance Sheet & Financial Strength

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

Metric
CTOS
CTOS
UCTT
UCTT
Cash + ST InvestmentsLiquidity on hand
$6.3M
$323.5M
Total DebtLower is stronger
$25.9M
$601.9M
Stockholders' EquityBook value
$809.1M
$702.1M
Total Assets
$3.4B
$1.9B
Debt / EquityLower = less leverage
0.03×
0.86×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CTOS
CTOS
UCTT
UCTT
Q1 26
$6.3M
$323.5M
Q4 25
$6.3M
$311.8M
Q3 25
$13.1M
$314.1M
Q2 25
$5.3M
$327.4M
Q1 25
$5.4M
$317.6M
Q4 24
$3.8M
$313.9M
Q3 24
$8.4M
$318.2M
Q2 24
$8.1M
$319.5M
Total Debt
CTOS
CTOS
UCTT
UCTT
Q1 26
$25.9M
$601.9M
Q4 25
$1.6B
$481.4M
Q3 25
$1.6B
Q2 25
$1.6B
Q1 25
$1.6B
Q4 24
$1.5B
$499.7M
Q3 24
$1.6B
Q2 24
$1.5B
Stockholders' Equity
CTOS
CTOS
UCTT
UCTT
Q1 26
$809.1M
$702.1M
Q4 25
$809.1M
$711.0M
Q3 25
$784.7M
$709.9M
Q2 25
$790.1M
$719.4M
Q1 25
$813.4M
$872.0M
Q4 24
$861.3M
$873.6M
Q3 24
$837.5M
$857.9M
Q2 24
$856.7M
$852.3M
Total Assets
CTOS
CTOS
UCTT
UCTT
Q1 26
$3.4B
$1.9B
Q4 25
$3.4B
$1.7B
Q3 25
$3.5B
$1.7B
Q2 25
$3.6B
$1.7B
Q1 25
$3.5B
$1.9B
Q4 24
$3.5B
$1.9B
Q3 24
$3.6B
$1.9B
Q2 24
$3.5B
$1.9B
Debt / Equity
CTOS
CTOS
UCTT
UCTT
Q1 26
0.03×
0.86×
Q4 25
2.03×
0.68×
Q3 25
2.10×
Q2 25
2.04×
Q1 25
1.97×
Q4 24
1.77×
0.57×
Q3 24
1.87×
Q2 24
1.79×

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%

UCTT
UCTT

Products$465.7M87%
Services$68.0M13%

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