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Side-by-side financial comparison of INNOSPEC INC. (IOSP) and MIAMI INTERNATIONAL HOLDINGS, INC. (MIAX). Click either name above to swap in a different company.

INNOSPEC INC. is the larger business by last-quarter revenue ($453.2M vs $339.8M, roughly 1.3× MIAMI INTERNATIONAL HOLDINGS, INC.). INNOSPEC INC. runs the higher net margin — 6.8% vs -30.0%, a 36.8% gap on every dollar of revenue. On growth, MIAMI INTERNATIONAL HOLDINGS, INC. posted the faster year-over-year revenue change (22.8% vs 2.8%).

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.

Miami Air International was an American charter airline based in Miami-Dade County, Florida, United States. It operated worldwide passenger charter flights for diverse groups including cruise operators, professional sports teams and the United States military. It was based at Miami International Airport. Miami Air's customers included incentive groups, sports teams, Fortune 500 companies, major cruise lines, entertainers, political candidates and the United States government. Under the Civil ...

IOSP vs MIAX — Head-to-Head

Bigger by revenue
IOSP
IOSP
1.3× larger
IOSP
$453.2M
$339.8M
MIAX
Growing faster (revenue YoY)
MIAX
MIAX
+20.0% gap
MIAX
22.8%
2.8%
IOSP
Higher net margin
IOSP
IOSP
36.8% more per $
IOSP
6.8%
-30.0%
MIAX

Income Statement — Q1 FY2026 vs Q3 FY2025

Metric
IOSP
IOSP
MIAX
MIAX
Revenue
$453.2M
$339.8M
Net Profit
$30.8M
$-102.1M
Gross Margin
27.3%
32.2%
Operating Margin
8.1%
-0.1%
Net Margin
6.8%
-30.0%
Revenue YoY
2.8%
22.8%
Net Profit YoY
-8.3%
-3086.0%
EPS (diluted)
$1.22
$-1.46

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
MIAX
MIAX
Q1 26
$453.2M
Q4 25
$455.6M
Q3 25
$441.9M
$339.8M
Q2 25
$439.7M
Q1 25
$440.8M
Q4 24
$466.8M
Q3 24
$443.4M
$276.7M
Q2 24
$435.0M
Net Profit
IOSP
IOSP
MIAX
MIAX
Q1 26
$30.8M
Q4 25
$47.4M
Q3 25
$12.9M
$-102.1M
Q2 25
$23.5M
Q1 25
$32.8M
Q4 24
$-70.4M
Q3 24
$33.4M
$-3.2M
Q2 24
$31.2M
Gross Margin
IOSP
IOSP
MIAX
MIAX
Q1 26
27.3%
Q4 25
28.0%
Q3 25
26.4%
32.2%
Q2 25
28.0%
Q1 25
28.4%
Q4 24
29.2%
Q3 24
28.0%
25.1%
Q2 24
29.2%
Operating Margin
IOSP
IOSP
MIAX
MIAX
Q1 26
8.1%
Q4 25
10.3%
Q3 25
1.3%
-0.1%
Q2 25
7.8%
Q1 25
9.6%
Q4 24
8.8%
Q3 24
10.3%
-0.4%
Q2 24
9.4%
Net Margin
IOSP
IOSP
MIAX
MIAX
Q1 26
6.8%
Q4 25
10.4%
Q3 25
2.9%
-30.0%
Q2 25
5.3%
Q1 25
7.4%
Q4 24
-15.1%
Q3 24
7.5%
-1.2%
Q2 24
7.2%
EPS (diluted)
IOSP
IOSP
MIAX
MIAX
Q1 26
$1.22
Q4 25
$1.90
Q3 25
$0.52
$-1.46
Q2 25
$0.94
Q1 25
$1.31
Q4 24
$-2.80
Q3 24
$1.33
$-0.05
Q2 24
$1.24

Balance Sheet & Financial Strength

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

Metric
IOSP
IOSP
MIAX
MIAX
Cash + ST InvestmentsLiquidity on hand
$289.1M
$401.5M
Total DebtLower is stronger
$6.5M
Stockholders' EquityBook value
$1.4B
$831.9M
Total Assets
$1.8B
$1.2B
Debt / EquityLower = less leverage
0.01×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
IOSP
IOSP
MIAX
MIAX
Q1 26
$289.1M
Q4 25
$292.5M
Q3 25
$270.8M
$401.5M
Q2 25
$266.6M
Q1 25
$299.8M
Q4 24
$289.2M
Q3 24
$303.8M
$125.1M
Q2 24
$240.2M
Total Debt
IOSP
IOSP
MIAX
MIAX
Q1 26
Q4 25
Q3 25
$6.5M
Q2 25
Q1 25
Q4 24
Q3 24
Q2 24
Stockholders' Equity
IOSP
IOSP
MIAX
MIAX
Q1 26
$1.4B
Q4 25
$1.3B
Q3 25
$1.3B
$831.9M
Q2 25
$1.3B
Q1 25
$1.3B
Q4 24
$1.2B
Q3 24
$1.2B
$351.4M
Q2 24
$1.2B
Total Assets
IOSP
IOSP
MIAX
MIAX
Q1 26
$1.8B
Q4 25
$1.8B
Q3 25
$1.8B
$1.2B
Q2 25
$1.8B
Q1 25
$1.8B
Q4 24
$1.7B
Q3 24
$1.8B
Q2 24
$1.7B
Debt / Equity
IOSP
IOSP
MIAX
MIAX
Q1 26
Q4 25
Q3 25
0.01×
Q2 25
Q1 25
Q4 24
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
MIAX
MIAX
Operating Cash FlowLast quarter
$17.6M
$120.8M
Free Cash FlowOCF − Capex
$102.2M
FCF MarginFCF / Revenue
30.1%
Capex IntensityCapex / Revenue
2.0%
5.5%
Cash ConversionOCF / Net Profit
0.57×
TTM Free Cash FlowTrailing 4 quarters

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
IOSP
IOSP
MIAX
MIAX
Q1 26
$17.6M
Q4 25
$61.4M
Q3 25
$39.3M
$120.8M
Q2 25
$9.3M
Q1 25
$28.3M
Q4 24
$25.7M
Q3 24
$73.5M
Q2 24
$4.7M
Free Cash Flow
IOSP
IOSP
MIAX
MIAX
Q1 26
Q4 25
$46.8M
Q3 25
$25.0M
$102.2M
Q2 25
$-3.7M
Q1 25
$19.9M
Q4 24
$13.6M
Q3 24
$65.8M
Q2 24
$-6.2M
FCF Margin
IOSP
IOSP
MIAX
MIAX
Q1 26
Q4 25
10.3%
Q3 25
5.7%
30.1%
Q2 25
-0.8%
Q1 25
4.5%
Q4 24
2.9%
Q3 24
14.8%
Q2 24
-1.4%
Capex Intensity
IOSP
IOSP
MIAX
MIAX
Q1 26
2.0%
Q4 25
3.2%
Q3 25
3.2%
5.5%
Q2 25
3.0%
Q1 25
1.9%
Q4 24
2.6%
Q3 24
1.7%
Q2 24
2.5%
Cash Conversion
IOSP
IOSP
MIAX
MIAX
Q1 26
0.57×
Q4 25
1.30×
Q3 25
3.05×
Q2 25
0.40×
Q1 25
0.86×
Q4 24
Q3 24
2.20×
Q2 24
0.15×

Financial Flow Comparison

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

Revenue Breakdown by Segment

IOSP
IOSP

Segment breakdown not available.

MIAX
MIAX

Transferred At Point In Time$246.7M73%
Transferred Over Time$29.9M9%
Access Fees$27.1M8%
Futures Segment$19.4M6%
Other$9.1M3%
TISEG$4.7M1%

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