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Side-by-side financial comparison of INNOSPEC INC. (IOSP) and MSA Safety Inc (MSA). Click either name above to swap in a different company.

MSA Safety Inc is the larger business by last-quarter revenue ($510.9M vs $455.6M, roughly 1.1× INNOSPEC INC.). MSA Safety Inc runs the higher net margin — 17.0% vs 10.4%, a 6.6% gap on every dollar of revenue. On growth, MSA Safety Inc posted the faster year-over-year revenue change (2.2% vs -2.4%). MSA Safety Inc produced more free cash flow last quarter ($106.0M vs $46.8M). Over the past eight quarters, MSA Safety Inc's revenue compounded faster (11.2% 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.

Mine Safety Appliances, or MSA Safety Incorporated, is an American manufacturer and supplier of safety equipment designed for use in a variety of hazardous conditions in industries such as construction, the military, fire service, and chemical, oil, and gas production. MSA is based in the Pittsburgh suburb of Cranberry.

IOSP vs MSA — Head-to-Head

Bigger by revenue
MSA
MSA
1.1× larger
MSA
$510.9M
$455.6M
IOSP
Growing faster (revenue YoY)
MSA
MSA
+4.6% gap
MSA
2.2%
-2.4%
IOSP
Higher net margin
MSA
MSA
6.6% more per $
MSA
17.0%
10.4%
IOSP
More free cash flow
MSA
MSA
$59.2M more FCF
MSA
$106.0M
$46.8M
IOSP
Faster 2-yr revenue CAGR
MSA
MSA
Annualised
MSA
11.2%
-4.6%
IOSP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
IOSP
IOSP
MSA
MSA
Revenue
$455.6M
$510.9M
Net Profit
$47.4M
$86.9M
Gross Margin
28.0%
46.9%
Operating Margin
10.3%
22.3%
Net Margin
10.4%
17.0%
Revenue YoY
-2.4%
2.2%
Net Profit YoY
167.3%
-1.2%
EPS (diluted)
$1.90
$2.22

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
MSA
MSA
Q4 25
$455.6M
$510.9M
Q3 25
$441.9M
$468.4M
Q2 25
$439.7M
$474.1M
Q1 25
$440.8M
$421.3M
Q4 24
$466.8M
$499.7M
Q3 24
$443.4M
$432.7M
Q2 24
$435.0M
$462.5M
Q1 24
$500.2M
$413.3M
Net Profit
IOSP
IOSP
MSA
MSA
Q4 25
$47.4M
$86.9M
Q3 25
$12.9M
$69.6M
Q2 25
$23.5M
$62.8M
Q1 25
$32.8M
$59.6M
Q4 24
$-70.4M
$87.9M
Q3 24
$33.4M
$66.6M
Q2 24
$31.2M
$72.2M
Q1 24
$41.4M
$58.1M
Gross Margin
IOSP
IOSP
MSA
MSA
Q4 25
28.0%
46.9%
Q3 25
26.4%
46.5%
Q2 25
28.0%
46.6%
Q1 25
28.4%
45.9%
Q4 24
29.2%
46.9%
Q3 24
28.0%
47.9%
Q2 24
29.2%
48.2%
Q1 24
31.1%
47.3%
Operating Margin
IOSP
IOSP
MSA
MSA
Q4 25
10.3%
22.3%
Q3 25
1.3%
20.1%
Q2 25
7.8%
18.1%
Q1 25
9.6%
18.5%
Q4 24
8.8%
23.5%
Q3 24
10.3%
21.1%
Q2 24
9.4%
21.6%
Q1 24
10.1%
19.4%
Net Margin
IOSP
IOSP
MSA
MSA
Q4 25
10.4%
17.0%
Q3 25
2.9%
14.9%
Q2 25
5.3%
13.2%
Q1 25
7.4%
14.1%
Q4 24
-15.1%
17.6%
Q3 24
7.5%
15.4%
Q2 24
7.2%
15.6%
Q1 24
8.3%
14.1%
EPS (diluted)
IOSP
IOSP
MSA
MSA
Q4 25
$1.90
$2.22
Q3 25
$0.52
$1.77
Q2 25
$0.94
$1.59
Q1 25
$1.31
$1.51
Q4 24
$-2.80
$2.22
Q3 24
$1.33
$1.69
Q2 24
$1.24
$1.83
Q1 24
$1.65
$1.47

Balance Sheet & Financial Strength

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

Metric
IOSP
IOSP
MSA
MSA
Cash + ST InvestmentsLiquidity on hand
$292.5M
$165.1M
Total DebtLower is stronger
$580.9M
Stockholders' EquityBook value
$1.3B
$1.4B
Total Assets
$1.8B
$2.6B
Debt / EquityLower = less leverage
0.42×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IOSP
IOSP
MSA
MSA
Q4 25
$292.5M
$165.1M
Q3 25
$270.8M
$170.0M
Q2 25
$266.6M
$147.0M
Q1 25
$299.8M
$170.6M
Q4 24
$289.2M
$164.6M
Q3 24
$303.8M
$154.4M
Q2 24
$240.2M
$146.8M
Q1 24
$270.1M
$148.3M
Total Debt
IOSP
IOSP
MSA
MSA
Q4 25
$580.9M
Q3 25
$628.6M
Q2 25
$679.3M
Q1 25
$502.1M
Q4 24
$508.0M
Q3 24
$554.7M
Q2 24
$588.2M
Q1 24
$596.2M
Stockholders' Equity
IOSP
IOSP
MSA
MSA
Q4 25
$1.3B
$1.4B
Q3 25
$1.3B
$1.3B
Q2 25
$1.3B
$1.3B
Q1 25
$1.3B
$1.2B
Q4 24
$1.2B
$1.1B
Q3 24
$1.2B
$1.1B
Q2 24
$1.2B
$1.0B
Q1 24
$1.2B
$994.8M
Total Assets
IOSP
IOSP
MSA
MSA
Q4 25
$1.8B
$2.6B
Q3 25
$1.8B
$2.6B
Q2 25
$1.8B
$2.6B
Q1 25
$1.8B
$2.2B
Q4 24
$1.7B
$2.2B
Q3 24
$1.8B
$2.2B
Q2 24
$1.7B
$2.2B
Q1 24
$1.7B
$2.2B
Debt / Equity
IOSP
IOSP
MSA
MSA
Q4 25
0.42×
Q3 25
0.48×
Q2 25
0.54×
Q1 25
0.42×
Q4 24
0.44×
Q3 24
0.51×
Q2 24
0.57×
Q1 24
0.60×

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
MSA
MSA
Operating Cash FlowLast quarter
$61.4M
$122.4M
Free Cash FlowOCF − Capex
$46.8M
$106.0M
FCF MarginFCF / Revenue
10.3%
20.8%
Capex IntensityCapex / Revenue
3.2%
3.2%
Cash ConversionOCF / Net Profit
1.30×
1.41×
TTM Free Cash FlowTrailing 4 quarters
$88.0M
$295.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IOSP
IOSP
MSA
MSA
Q4 25
$61.4M
$122.4M
Q3 25
$39.3M
$112.5M
Q2 25
$9.3M
$67.2M
Q1 25
$28.3M
$61.8M
Q4 24
$25.7M
$107.9M
Q3 24
$73.5M
$84.3M
Q2 24
$4.7M
$53.3M
Q1 24
$80.6M
$50.9M
Free Cash Flow
IOSP
IOSP
MSA
MSA
Q4 25
$46.8M
$106.0M
Q3 25
$25.0M
$100.5M
Q2 25
$-3.7M
$37.9M
Q1 25
$19.9M
$51.0M
Q4 24
$13.6M
$93.5M
Q3 24
$65.8M
$70.1M
Q2 24
$-6.2M
$39.0M
Q1 24
$69.9M
$39.7M
FCF Margin
IOSP
IOSP
MSA
MSA
Q4 25
10.3%
20.8%
Q3 25
5.7%
21.4%
Q2 25
-0.8%
8.0%
Q1 25
4.5%
12.1%
Q4 24
2.9%
18.7%
Q3 24
14.8%
16.2%
Q2 24
-1.4%
8.4%
Q1 24
14.0%
9.6%
Capex Intensity
IOSP
IOSP
MSA
MSA
Q4 25
3.2%
3.2%
Q3 25
3.2%
2.6%
Q2 25
3.0%
6.2%
Q1 25
1.9%
2.6%
Q4 24
2.6%
2.9%
Q3 24
1.7%
3.3%
Q2 24
2.5%
3.1%
Q1 24
2.1%
2.7%
Cash Conversion
IOSP
IOSP
MSA
MSA
Q4 25
1.30×
1.41×
Q3 25
3.05×
1.62×
Q2 25
0.40×
1.07×
Q1 25
0.86×
1.04×
Q4 24
1.23×
Q3 24
2.20×
1.27×
Q2 24
0.15×
0.74×
Q1 24
1.95×
0.88×

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%

MSA
MSA

Americas Segment$335.2M66%
International Segment$175.7M34%

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