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Side-by-side financial comparison of INNOSPEC INC. (IOSP) 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 $455.6M, roughly 1.2× INNOSPEC INC.). INNOSPEC INC. runs the higher net margin — 10.4% vs -2.8%, a 13.2% gap on every dollar of revenue. On growth, Ultra Clean Holdings, Inc. posted the faster year-over-year revenue change (2.9% vs -2.4%). Over the past eight quarters, Ultra Clean Holdings, Inc.'s revenue compounded faster (1.7% CAGR vs -4.6%).

Innospec Inc., formerly known as Octel Corporation and Associated Octel Company, Ltd., is an American specialty chemical company. It comprises three business units:The Performance Chemicals business trades in the personal care, home care, agrochemical, mining and industrial markets. The Fuel Specialties business specializes in manufacturing and supplying fuel additives. The Oilfield Services business supplies drilling, completion and production chemicals.

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.

IOSP vs UCTT — Head-to-Head

Bigger by revenue
UCTT
UCTT
1.2× larger
UCTT
$533.7M
$455.6M
IOSP
Growing faster (revenue YoY)
UCTT
UCTT
+5.3% gap
UCTT
2.9%
-2.4%
IOSP
Higher net margin
IOSP
IOSP
13.2% more per $
IOSP
10.4%
-2.8%
UCTT
Faster 2-yr revenue CAGR
UCTT
UCTT
Annualised
UCTT
1.7%
-4.6%
IOSP

Income Statement — Q4 FY2025 vs Q1 FY2026

Metric
IOSP
IOSP
UCTT
UCTT
Revenue
$455.6M
$533.7M
Net Profit
$47.4M
$-15.0M
Gross Margin
28.0%
12.2%
Operating Margin
10.3%
2.1%
Net Margin
10.4%
-2.8%
Revenue YoY
-2.4%
2.9%
Net Profit YoY
167.3%
-500.0%
EPS (diluted)
$1.90
$-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
IOSP
IOSP
UCTT
UCTT
Q1 26
$533.7M
Q4 25
$455.6M
$506.6M
Q3 25
$441.9M
$510.0M
Q2 25
$439.7M
$518.8M
Q1 25
$440.8M
$518.6M
Q4 24
$466.8M
$563.4M
Q3 24
$443.4M
$540.4M
Q2 24
$435.0M
$516.1M
Net Profit
IOSP
IOSP
UCTT
UCTT
Q1 26
$-15.0M
Q4 25
$47.4M
$-3.3M
Q3 25
$12.9M
$-10.9M
Q2 25
$23.5M
$-162.0M
Q1 25
$32.8M
$-5.0M
Q4 24
$-70.4M
$16.3M
Q3 24
$33.4M
$-2.3M
Q2 24
$31.2M
$19.1M
Gross Margin
IOSP
IOSP
UCTT
UCTT
Q1 26
12.2%
Q4 25
28.0%
15.2%
Q3 25
26.4%
16.1%
Q2 25
28.0%
15.3%
Q1 25
28.4%
16.2%
Q4 24
29.2%
16.3%
Q3 24
28.0%
17.3%
Q2 24
29.2%
17.1%
Operating Margin
IOSP
IOSP
UCTT
UCTT
Q1 26
2.1%
Q4 25
10.3%
2.2%
Q3 25
1.3%
2.1%
Q2 25
7.8%
-27.3%
Q1 25
9.6%
2.5%
Q4 24
8.8%
4.6%
Q3 24
10.3%
4.7%
Q2 24
9.4%
4.4%
Net Margin
IOSP
IOSP
UCTT
UCTT
Q1 26
-2.8%
Q4 25
10.4%
-0.7%
Q3 25
2.9%
-2.1%
Q2 25
5.3%
-31.2%
Q1 25
7.4%
-1.0%
Q4 24
-15.1%
2.9%
Q3 24
7.5%
-0.4%
Q2 24
7.2%
3.7%
EPS (diluted)
IOSP
IOSP
UCTT
UCTT
Q1 26
$-0.40
Q4 25
$1.90
$-0.07
Q3 25
$0.52
$-0.24
Q2 25
$0.94
$-3.58
Q1 25
$1.31
$-0.11
Q4 24
$-2.80
$0.36
Q3 24
$1.33
$-0.05
Q2 24
$1.24
$0.42

Balance Sheet & Financial Strength

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

Metric
IOSP
IOSP
UCTT
UCTT
Cash + ST InvestmentsLiquidity on hand
$292.5M
$323.5M
Total DebtLower is stronger
$601.9M
Stockholders' EquityBook value
$1.3B
$702.1M
Total Assets
$1.8B
$1.9B
Debt / EquityLower = less leverage
0.86×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IOSP
IOSP
UCTT
UCTT
Q1 26
$323.5M
Q4 25
$292.5M
$311.8M
Q3 25
$270.8M
$314.1M
Q2 25
$266.6M
$327.4M
Q1 25
$299.8M
$317.6M
Q4 24
$289.2M
$313.9M
Q3 24
$303.8M
$318.2M
Q2 24
$240.2M
$319.5M
Total Debt
IOSP
IOSP
UCTT
UCTT
Q1 26
$601.9M
Q4 25
$481.4M
Q3 25
Q2 25
Q1 25
Q4 24
$499.7M
Q3 24
Q2 24
Stockholders' Equity
IOSP
IOSP
UCTT
UCTT
Q1 26
$702.1M
Q4 25
$1.3B
$711.0M
Q3 25
$1.3B
$709.9M
Q2 25
$1.3B
$719.4M
Q1 25
$1.3B
$872.0M
Q4 24
$1.2B
$873.6M
Q3 24
$1.2B
$857.9M
Q2 24
$1.2B
$852.3M
Total Assets
IOSP
IOSP
UCTT
UCTT
Q1 26
$1.9B
Q4 25
$1.8B
$1.7B
Q3 25
$1.8B
$1.7B
Q2 25
$1.8B
$1.7B
Q1 25
$1.8B
$1.9B
Q4 24
$1.7B
$1.9B
Q3 24
$1.8B
$1.9B
Q2 24
$1.7B
$1.9B
Debt / Equity
IOSP
IOSP
UCTT
UCTT
Q1 26
0.86×
Q4 25
0.68×
Q3 25
Q2 25
Q1 25
Q4 24
0.57×
Q3 24
Q2 24

Cash Flow & Capital Efficiency

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

Metric
IOSP
IOSP
UCTT
UCTT
Operating Cash FlowLast quarter
$61.4M
Free Cash FlowOCF − Capex
$46.8M
FCF MarginFCF / Revenue
10.3%
Capex IntensityCapex / Revenue
3.2%
Cash ConversionOCF / Net Profit
1.30×
TTM Free Cash FlowTrailing 4 quarters
$88.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IOSP
IOSP
UCTT
UCTT
Q1 26
Q4 25
$61.4M
$8.1M
Q3 25
$39.3M
$100.0K
Q2 25
$9.3M
$29.2M
Q1 25
$28.3M
$28.2M
Q4 24
$25.7M
$17.1M
Q3 24
$73.5M
$14.9M
Q2 24
$4.7M
$23.2M
Free Cash Flow
IOSP
IOSP
UCTT
UCTT
Q1 26
Q4 25
$46.8M
$-2.0M
Q3 25
$25.0M
$-10.9M
Q2 25
$-3.7M
$12.4M
Q1 25
$19.9M
$15.8M
Q4 24
$13.6M
$-200.0K
Q3 24
$65.8M
$-300.0K
Q2 24
$-6.2M
$10.2M
FCF Margin
IOSP
IOSP
UCTT
UCTT
Q1 26
Q4 25
10.3%
-0.4%
Q3 25
5.7%
-2.1%
Q2 25
-0.8%
2.4%
Q1 25
4.5%
3.0%
Q4 24
2.9%
-0.0%
Q3 24
14.8%
-0.1%
Q2 24
-1.4%
2.0%
Capex Intensity
IOSP
IOSP
UCTT
UCTT
Q1 26
Q4 25
3.2%
2.0%
Q3 25
3.2%
2.2%
Q2 25
3.0%
3.2%
Q1 25
1.9%
2.4%
Q4 24
2.6%
3.1%
Q3 24
1.7%
2.8%
Q2 24
2.5%
2.5%
Cash Conversion
IOSP
IOSP
UCTT
UCTT
Q1 26
Q4 25
1.30×
Q3 25
3.05×
Q2 25
0.40×
Q1 25
0.86×
Q4 24
1.05×
Q3 24
2.20×
Q2 24
0.15×
1.21×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IOSP
IOSP

Refinery And Performance$147.0M32%
Personal Care$99.7M22%
Oilfield Services$93.1M20%
Other Fuel Specialties$47.1M10%
Other Performance Chemicals$40.0M9%
Home Care$28.7M6%

UCTT
UCTT

Products$465.7M87%
Services$68.0M13%

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