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

INNOSPEC INC. is the larger business by last-quarter revenue ($455.6M vs $240.1M, roughly 1.9× ASTRONICS CORP). On growth, ASTRONICS CORP posted the faster year-over-year revenue change (15.1% vs -2.4%). INNOSPEC INC. produced more free cash flow last quarter ($46.8M vs $15.8M). Over the past eight quarters, ASTRONICS CORP's revenue compounded faster (13.9% CAGR vs -4.6%).

Astronics Corporation is an American aerospace electronics corporation founded in 1968, headquartered in East Aurora, New York. It is traded on NASDAQ as Nasdaq: ATRO. It is known for lighting and electronics integrations on military, commercial, and business aircraft and semiconductor test systems.

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.

ATRO vs IOSP — Head-to-Head

Bigger by revenue
IOSP
IOSP
1.9× larger
IOSP
$455.6M
$240.1M
ATRO
Growing faster (revenue YoY)
ATRO
ATRO
+17.5% gap
ATRO
15.1%
-2.4%
IOSP
More free cash flow
IOSP
IOSP
$31.0M more FCF
IOSP
$46.8M
$15.8M
ATRO
Faster 2-yr revenue CAGR
ATRO
ATRO
Annualised
ATRO
13.9%
-4.6%
IOSP

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ATRO
ATRO
IOSP
IOSP
Revenue
$240.1M
$455.6M
Net Profit
$47.4M
Gross Margin
33.3%
28.0%
Operating Margin
14.8%
10.3%
Net Margin
10.4%
Revenue YoY
15.1%
-2.4%
Net Profit YoY
167.3%
EPS (diluted)
$0.82
$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
ATRO
ATRO
IOSP
IOSP
Q4 25
$240.1M
$455.6M
Q3 25
$211.4M
$441.9M
Q2 25
$204.7M
$439.7M
Q1 25
$205.9M
$440.8M
Q4 24
$208.5M
$466.8M
Q3 24
$203.7M
$443.4M
Q2 24
$198.1M
$435.0M
Q1 24
$185.1M
$500.2M
Net Profit
ATRO
ATRO
IOSP
IOSP
Q4 25
$47.4M
Q3 25
$-11.1M
$12.9M
Q2 25
$1.3M
$23.5M
Q1 25
$9.5M
$32.8M
Q4 24
$-70.4M
Q3 24
$-11.7M
$33.4M
Q2 24
$1.5M
$31.2M
Q1 24
$-3.2M
$41.4M
Gross Margin
ATRO
ATRO
IOSP
IOSP
Q4 25
33.3%
28.0%
Q3 25
30.5%
26.4%
Q2 25
25.8%
28.0%
Q1 25
29.5%
28.4%
Q4 24
29.8%
29.2%
Q3 24
27.1%
28.0%
Q2 24
28.0%
29.2%
Q1 24
25.7%
31.1%
Operating Margin
ATRO
ATRO
IOSP
IOSP
Q4 25
14.8%
10.3%
Q3 25
10.9%
1.3%
Q2 25
2.3%
7.8%
Q1 25
6.4%
9.6%
Q4 24
4.3%
8.8%
Q3 24
4.1%
10.3%
Q2 24
3.8%
9.4%
Q1 24
0.9%
10.1%
Net Margin
ATRO
ATRO
IOSP
IOSP
Q4 25
10.4%
Q3 25
-5.2%
2.9%
Q2 25
0.6%
5.3%
Q1 25
4.6%
7.4%
Q4 24
-15.1%
Q3 24
-5.8%
7.5%
Q2 24
0.8%
7.2%
Q1 24
-1.7%
8.3%
EPS (diluted)
ATRO
ATRO
IOSP
IOSP
Q4 25
$0.82
$1.90
Q3 25
$-0.31
$0.52
Q2 25
$0.04
$0.94
Q1 25
$0.26
$1.31
Q4 24
$-0.07
$-2.80
Q3 24
$-0.34
$1.33
Q2 24
$0.04
$1.24
Q1 24
$-0.09
$1.65

Balance Sheet & Financial Strength

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

Metric
ATRO
ATRO
IOSP
IOSP
Cash + ST InvestmentsLiquidity on hand
$18.2M
$292.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$140.1M
$1.3B
Total Assets
$706.7M
$1.8B
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ATRO
ATRO
IOSP
IOSP
Q4 25
$18.2M
$292.5M
Q3 25
$13.5M
$270.8M
Q2 25
$13.5M
$266.6M
Q1 25
$24.8M
$299.8M
Q4 24
$9.3M
$289.2M
Q3 24
$5.2M
$303.8M
Q2 24
$2.9M
$240.2M
Q1 24
$5.3M
$270.1M
Stockholders' Equity
ATRO
ATRO
IOSP
IOSP
Q4 25
$140.1M
$1.3B
Q3 25
$108.9M
$1.3B
Q2 25
$271.6M
$1.3B
Q1 25
$266.8M
$1.3B
Q4 24
$256.1M
$1.2B
Q3 24
$249.2M
$1.2B
Q2 24
$257.9M
$1.2B
Q1 24
$251.7M
$1.2B
Total Assets
ATRO
ATRO
IOSP
IOSP
Q4 25
$706.7M
$1.8B
Q3 25
$682.2M
$1.8B
Q2 25
$646.7M
$1.8B
Q1 25
$662.2M
$1.8B
Q4 24
$648.8M
$1.7B
Q3 24
$651.6M
$1.8B
Q2 24
$644.9M
$1.7B
Q1 24
$630.0M
$1.7B

Cash Flow & Capital Efficiency

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

Metric
ATRO
ATRO
IOSP
IOSP
Operating Cash FlowLast quarter
$27.6M
$61.4M
Free Cash FlowOCF − Capex
$15.8M
$46.8M
FCF MarginFCF / Revenue
6.6%
10.3%
Capex IntensityCapex / Revenue
4.9%
3.2%
Cash ConversionOCF / Net Profit
1.30×
TTM Free Cash FlowTrailing 4 quarters
$43.1M
$88.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ATRO
ATRO
IOSP
IOSP
Q4 25
$27.6M
$61.4M
Q3 25
$34.2M
$39.3M
Q2 25
$-7.6M
$9.3M
Q1 25
$20.6M
$28.3M
Q4 24
$26.4M
$25.7M
Q3 24
$8.4M
$73.5M
Q2 24
$-6.3M
$4.7M
Q1 24
$2.0M
$80.6M
Free Cash Flow
ATRO
ATRO
IOSP
IOSP
Q4 25
$15.8M
$46.8M
Q3 25
$21.0M
$25.0M
Q2 25
$-12.2M
$-3.7M
Q1 25
$18.5M
$19.9M
Q4 24
$23.2M
$13.6M
Q3 24
$6.5M
$65.8M
Q2 24
$-8.1M
$-6.2M
Q1 24
$439.0K
$69.9M
FCF Margin
ATRO
ATRO
IOSP
IOSP
Q4 25
6.6%
10.3%
Q3 25
9.9%
5.7%
Q2 25
-6.0%
-0.8%
Q1 25
9.0%
4.5%
Q4 24
11.1%
2.9%
Q3 24
3.2%
14.8%
Q2 24
-4.1%
-1.4%
Q1 24
0.2%
14.0%
Capex Intensity
ATRO
ATRO
IOSP
IOSP
Q4 25
4.9%
3.2%
Q3 25
6.2%
3.2%
Q2 25
2.2%
3.0%
Q1 25
1.0%
1.9%
Q4 24
1.5%
2.6%
Q3 24
0.9%
1.7%
Q2 24
0.9%
2.5%
Q1 24
0.9%
2.1%
Cash Conversion
ATRO
ATRO
IOSP
IOSP
Q4 25
1.30×
Q3 25
3.05×
Q2 25
-5.81×
0.40×
Q1 25
2.17×
0.86×
Q4 24
Q3 24
2.20×
Q2 24
-4.08×
0.15×
Q1 24
1.95×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ATRO
ATRO

Product Line Electrical Power And Motion$113.8M47%
Product Line Avionics$32.0M13%
Military Aircraft$28.0M12%
General Aviation$22.3M9%
Government And Defense$20.5M9%
Product Line Systems Certification$13.2M6%
Product Line Structures$3.7M2%
Product Line Other$2.3M1%

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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