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

FactSet is the larger business by last-quarter revenue ($607.6M vs $455.6M, roughly 1.3× INNOSPEC INC.). FactSet runs the higher net margin — 25.1% vs 10.4%, a 14.7% gap on every dollar of revenue. On growth, FactSet posted the faster year-over-year revenue change (6.9% vs -2.4%). FactSet produced more free cash flow last quarter ($90.4M vs $46.8M). Over the past eight quarters, FactSet's revenue compounded faster (5.5% CAGR vs -4.6%).

FactSet Research Systems Inc., trading as FactSet, is an American financial data and software company headquartered in Norwalk, Connecticut, United States. The company provides integrated data and software. For fiscal year 2024, FactSet's total ASV and professional services revenues were $2.2 billion. FactSet's total market value is approximately $17 billion.

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.

FDS vs IOSP — Head-to-Head

Bigger by revenue
FDS
FDS
1.3× larger
FDS
$607.6M
$455.6M
IOSP
Growing faster (revenue YoY)
FDS
FDS
+9.2% gap
FDS
6.9%
-2.4%
IOSP
Higher net margin
FDS
FDS
14.7% more per $
FDS
25.1%
10.4%
IOSP
More free cash flow
FDS
FDS
$43.6M more FCF
FDS
$90.4M
$46.8M
IOSP
Faster 2-yr revenue CAGR
FDS
FDS
Annualised
FDS
5.5%
-4.6%
IOSP

Income Statement — Q1 FY2026 vs Q4 FY2025

Metric
FDS
FDS
IOSP
IOSP
Revenue
$607.6M
$455.6M
Net Profit
$152.6M
$47.4M
Gross Margin
52.6%
28.0%
Operating Margin
31.6%
10.3%
Net Margin
25.1%
10.4%
Revenue YoY
6.9%
-2.4%
Net Profit YoY
1.7%
167.3%
EPS (diluted)
$4.06
$1.90

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
FDS
FDS
IOSP
IOSP
Q4 25
$607.6M
$455.6M
Q3 25
$596.9M
$441.9M
Q2 25
$585.5M
$439.7M
Q1 25
$570.7M
$440.8M
Q4 24
$568.7M
$466.8M
Q3 24
$562.2M
$443.4M
Q2 24
$552.7M
$435.0M
Q1 24
$545.9M
$500.2M
Net Profit
FDS
FDS
IOSP
IOSP
Q4 25
$152.6M
$47.4M
Q3 25
$153.6M
$12.9M
Q2 25
$148.5M
$23.5M
Q1 25
$144.9M
$32.8M
Q4 24
$150.0M
$-70.4M
Q3 24
$89.5M
$33.4M
Q2 24
$158.1M
$31.2M
Q1 24
$140.9M
$41.4M
Gross Margin
FDS
FDS
IOSP
IOSP
Q4 25
52.6%
28.0%
Q3 25
51.6%
26.4%
Q2 25
52.1%
28.0%
Q1 25
52.8%
28.4%
Q4 24
54.5%
29.2%
Q3 24
54.1%
28.0%
Q2 24
55.3%
29.2%
Q1 24
53.3%
31.1%
Operating Margin
FDS
FDS
IOSP
IOSP
Q4 25
31.6%
10.3%
Q3 25
29.7%
1.3%
Q2 25
33.2%
7.8%
Q1 25
32.5%
9.6%
Q4 24
33.6%
8.8%
Q3 24
22.7%
10.3%
Q2 24
36.6%
9.4%
Q1 24
33.3%
10.1%
Net Margin
FDS
FDS
IOSP
IOSP
Q4 25
25.1%
10.4%
Q3 25
25.7%
2.9%
Q2 25
25.4%
5.3%
Q1 25
25.4%
7.4%
Q4 24
26.4%
-15.1%
Q3 24
15.9%
7.5%
Q2 24
28.6%
7.2%
Q1 24
25.8%
8.3%
EPS (diluted)
FDS
FDS
IOSP
IOSP
Q4 25
$4.06
$1.90
Q3 25
$4.03
$0.52
Q2 25
$3.87
$0.94
Q1 25
$3.76
$1.31
Q4 24
$3.89
$-2.80
Q3 24
$2.33
$1.33
Q2 24
$4.09
$1.24
Q1 24
$3.65
$1.65

Balance Sheet & Financial Strength

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

Metric
FDS
FDS
IOSP
IOSP
Cash + ST InvestmentsLiquidity on hand
$292.7M
$292.5M
Total DebtLower is stronger
$1.4B
Stockholders' EquityBook value
$2.2B
$1.3B
Total Assets
$4.2B
$1.8B
Debt / EquityLower = less leverage
0.63×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
FDS
FDS
IOSP
IOSP
Q4 25
$292.7M
$292.5M
Q3 25
$355.1M
$270.8M
Q2 25
$364.0M
$266.6M
Q1 25
$287.0M
$299.8M
Q4 24
$358.8M
$289.2M
Q3 24
$492.6M
$303.8M
Q2 24
$522.0M
$240.2M
Q1 24
$450.2M
$270.1M
Total Debt
FDS
FDS
IOSP
IOSP
Q4 25
$1.4B
Q3 25
$1.4B
Q2 25
$1.4B
Q1 25
$1.5B
Q4 24
$1.4B
Q3 24
$1.4B
Q2 24
$1.4B
Q1 24
$1.5B
Stockholders' Equity
FDS
FDS
IOSP
IOSP
Q4 25
$2.2B
$1.3B
Q3 25
$2.2B
$1.3B
Q2 25
$2.2B
$1.3B
Q1 25
$2.1B
$1.3B
Q4 24
$2.0B
$1.2B
Q3 24
$1.9B
$1.2B
Q2 24
$1.9B
$1.2B
Q1 24
$1.8B
$1.2B
Total Assets
FDS
FDS
IOSP
IOSP
Q4 25
$4.2B
$1.8B
Q3 25
$4.3B
$1.8B
Q2 25
$4.3B
$1.8B
Q1 25
$4.2B
$1.8B
Q4 24
$4.0B
$1.7B
Q3 24
$4.1B
$1.8B
Q2 24
$4.0B
$1.7B
Q1 24
$4.0B
$1.7B
Debt / Equity
FDS
FDS
IOSP
IOSP
Q4 25
0.63×
Q3 25
0.63×
Q2 25
0.66×
Q1 25
0.72×
Q4 24
0.68×
Q3 24
0.71×
Q2 24
0.76×
Q1 24
0.83×

Cash Flow & Capital Efficiency

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

Metric
FDS
FDS
IOSP
IOSP
Operating Cash FlowLast quarter
$121.3M
$61.4M
Free Cash FlowOCF − Capex
$90.4M
$46.8M
FCF MarginFCF / Revenue
14.9%
10.3%
Capex IntensityCapex / Revenue
5.1%
3.2%
Cash ConversionOCF / Net Profit
0.79×
1.30×
TTM Free Cash FlowTrailing 4 quarters
$647.4M
$88.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
FDS
FDS
IOSP
IOSP
Q4 25
$121.3M
$61.4M
Q3 25
$212.1M
$39.3M
Q2 25
$253.8M
$9.3M
Q1 25
$174.0M
$28.3M
Q4 24
$86.4M
$25.7M
Q3 24
$163.2M
$73.5M
Q2 24
$238.2M
$4.7M
Q1 24
$143.8M
$80.6M
Free Cash Flow
FDS
FDS
IOSP
IOSP
Q4 25
$90.4M
$46.8M
Q3 25
$178.1M
$25.0M
Q2 25
$228.6M
$-3.7M
Q1 25
$150.2M
$19.9M
Q4 24
$60.5M
$13.6M
Q3 24
$137.2M
$65.8M
Q2 24
$216.9M
$-6.2M
Q1 24
$121.9M
$69.9M
FCF Margin
FDS
FDS
IOSP
IOSP
Q4 25
14.9%
10.3%
Q3 25
29.8%
5.7%
Q2 25
39.0%
-0.8%
Q1 25
26.3%
4.5%
Q4 24
10.6%
2.9%
Q3 24
24.4%
14.8%
Q2 24
39.2%
-1.4%
Q1 24
22.3%
14.0%
Capex Intensity
FDS
FDS
IOSP
IOSP
Q4 25
5.1%
3.2%
Q3 25
5.7%
3.2%
Q2 25
4.3%
3.0%
Q1 25
4.2%
1.9%
Q4 24
4.5%
2.6%
Q3 24
4.6%
1.7%
Q2 24
3.9%
2.5%
Q1 24
4.0%
2.1%
Cash Conversion
FDS
FDS
IOSP
IOSP
Q4 25
0.79×
1.30×
Q3 25
1.38×
3.05×
Q2 25
1.71×
0.40×
Q1 25
1.20×
0.86×
Q4 24
0.58×
Q3 24
1.82×
2.20×
Q2 24
1.51×
0.15×
Q1 24
1.02×
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

FDS
FDS

Americas Segment$399.7M66%
EMEA Segment$149.1M25%
Asia Pacific Segment$62.2M10%

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%

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