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Side-by-side financial comparison of ASPEN AEROGELS INC (ASPN) and COMPX INTERNATIONAL INC (CIX). Click either name above to swap in a different company.

ASPEN AEROGELS INC is the larger business by last-quarter revenue ($41.3M vs $37.7M, roughly 1.1× COMPX INTERNATIONAL INC). COMPX INTERNATIONAL INC runs the higher net margin — 12.4% vs -176.4%, a 188.8% gap on every dollar of revenue. On growth, COMPX INTERNATIONAL INC posted the faster year-over-year revenue change (-1.9% vs -66.4%). ASPEN AEROGELS INC produced more free cash flow last quarter ($13.7M vs $11.4M). Over the past eight quarters, COMPX INTERNATIONAL INC's revenue compounded faster (-0.4% CAGR vs -33.9%).

Aspen Aerogels Inc is a leading manufacturer of high-performance aerogel-based insulation and thermal management materials. It serves core sectors including renewable energy, oil and gas infrastructure, aerospace, commercial construction and industrial manufacturing, with key markets across North America, Europe and Asia-Pacific. Its products are prized for superior thermal resistance, fire safety and lightweight performance for harsh operating conditions.

COMPX International Inc. is a diversified manufacturer of security and control products, including high-performance locking systems, electronic access solutions, ergonomic workstation components, and marine hardware. It primarily serves North American and European markets, catering to commercial, residential, industrial, healthcare, and recreational marine segments.

ASPN vs CIX — Head-to-Head

Bigger by revenue
ASPN
ASPN
1.1× larger
ASPN
$41.3M
$37.7M
CIX
Growing faster (revenue YoY)
CIX
CIX
+64.5% gap
CIX
-1.9%
-66.4%
ASPN
Higher net margin
CIX
CIX
188.8% more per $
CIX
12.4%
-176.4%
ASPN
More free cash flow
ASPN
ASPN
$2.2M more FCF
ASPN
$13.7M
$11.4M
CIX
Faster 2-yr revenue CAGR
CIX
CIX
Annualised
CIX
-0.4%
-33.9%
ASPN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ASPN
ASPN
CIX
CIX
Revenue
$41.3M
$37.7M
Net Profit
$-72.9M
$4.7M
Gross Margin
-55.5%
32.1%
Operating Margin
-170.3%
15.0%
Net Margin
-176.4%
12.4%
Revenue YoY
-66.4%
-1.9%
Net Profit YoY
-741.7%
3.6%
EPS (diluted)
$-0.87
$0.38

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
ASPN
ASPN
CIX
CIX
Q4 25
$41.3M
$37.7M
Q3 25
$73.0M
$40.0M
Q2 25
$78.0M
$40.4M
Q1 25
$78.7M
$40.3M
Q4 24
$123.1M
$38.4M
Q3 24
$117.3M
$33.7M
Q2 24
$117.8M
$35.9M
Q1 24
$94.5M
$38.0M
Net Profit
ASPN
ASPN
CIX
CIX
Q4 25
$-72.9M
$4.7M
Q3 25
$-6.3M
$4.2M
Q2 25
$-9.1M
$5.5M
Q1 25
$-301.2M
$5.1M
Q4 24
$11.4M
$4.5M
Q3 24
$-13.0M
$3.5M
Q2 24
$16.8M
$4.8M
Q1 24
$-1.8M
$3.8M
Gross Margin
ASPN
ASPN
CIX
CIX
Q4 25
-55.5%
32.1%
Q3 25
28.5%
27.6%
Q2 25
32.4%
31.9%
Q1 25
29.0%
30.2%
Q4 24
38.3%
28.8%
Q3 24
41.8%
28.1%
Q2 24
43.8%
31.1%
Q1 24
37.2%
25.5%
Operating Margin
ASPN
ASPN
CIX
CIX
Q4 25
-170.3%
15.0%
Q3 25
-4.6%
11.9%
Q2 25
-6.6%
15.7%
Q1 25
-380.2%
14.6%
Q4 24
12.0%
12.7%
Q3 24
14.8%
9.9%
Q2 24
17.0%
14.2%
Q1 24
2.6%
9.8%
Net Margin
ASPN
ASPN
CIX
CIX
Q4 25
-176.4%
12.4%
Q3 25
-8.7%
10.6%
Q2 25
-11.6%
13.5%
Q1 25
-382.7%
12.7%
Q4 24
9.2%
11.7%
Q3 24
-11.1%
10.3%
Q2 24
14.3%
13.5%
Q1 24
-1.9%
9.9%
EPS (diluted)
ASPN
ASPN
CIX
CIX
Q4 25
$-0.87
$0.38
Q3 25
$-0.08
$0.34
Q2 25
$-0.11
$0.44
Q1 25
$-3.67
$0.42
Q4 24
$0.15
$0.37
Q3 24
$-0.17
$0.28
Q2 24
$0.21
$0.39
Q1 24
$-0.02
$0.31

Balance Sheet & Financial Strength

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

Metric
ASPN
ASPN
CIX
CIX
Cash + ST InvestmentsLiquidity on hand
$156.9M
$54.1M
Total DebtLower is stronger
$65.5M
Stockholders' EquityBook value
$235.5M
$138.6M
Total Assets
$406.7M
$156.2M
Debt / EquityLower = less leverage
0.28×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ASPN
ASPN
CIX
CIX
Q4 25
$156.9M
$54.1M
Q3 25
$150.7M
$46.3M
Q2 25
$167.6M
$56.2M
Q1 25
$192.0M
$56.1M
Q4 24
$220.9M
$60.8M
Q3 24
$113.5M
$58.8M
Q2 24
$91.4M
$82.1M
Q1 24
$101.5M
$75.6M
Total Debt
ASPN
ASPN
CIX
CIX
Q4 25
$65.5M
Q3 25
$70.1M
Q2 25
$77.3M
Q1 25
$95.4M
Q4 24
$95.0M
Q3 24
$93.7M
Q2 24
Q1 24
Stockholders' Equity
ASPN
ASPN
CIX
CIX
Q4 25
$235.5M
$138.6M
Q3 25
$305.7M
$137.7M
Q2 25
$308.8M
$149.5M
Q1 25
$314.8M
$147.6M
Q4 24
$614.7M
$146.1M
Q3 24
$507.6M
$145.3M
Q2 24
$517.8M
$170.2M
Q1 24
$491.2M
$168.9M
Total Assets
ASPN
ASPN
CIX
CIX
Q4 25
$406.7M
$156.2M
Q3 25
$491.4M
$153.7M
Q2 25
$525.1M
$164.8M
Q1 25
$555.0M
$162.2M
Q4 24
$895.1M
$163.0M
Q3 24
$782.6M
$160.1M
Q2 24
$748.6M
$185.1M
Q1 24
$698.0M
$181.7M
Debt / Equity
ASPN
ASPN
CIX
CIX
Q4 25
0.28×
Q3 25
0.23×
Q2 25
0.25×
Q1 25
0.30×
Q4 24
0.15×
Q3 24
0.18×
Q2 24
Q1 24

Cash Flow & Capital Efficiency

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

Metric
ASPN
ASPN
CIX
CIX
Operating Cash FlowLast quarter
$16.1M
$12.0M
Free Cash FlowOCF − Capex
$13.7M
$11.4M
FCF MarginFCF / Revenue
33.1%
30.3%
Capex IntensityCapex / Revenue
6.0%
1.6%
Cash ConversionOCF / Net Profit
2.57×
TTM Free Cash FlowTrailing 4 quarters
$-4.6M
$19.1M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ASPN
ASPN
CIX
CIX
Q4 25
$16.1M
$12.0M
Q3 25
$15.0M
$6.3M
Q2 25
$-3.9M
$4.7M
Q1 25
$5.6M
$-137.0K
Q4 24
$35.7M
$7.3M
Q3 24
$20.8M
$4.1M
Q2 24
$6.8M
$9.8M
Q1 24
$-17.7M
$1.7M
Free Cash Flow
ASPN
ASPN
CIX
CIX
Q4 25
$13.7M
$11.4M
Q3 25
$5.9M
$5.3M
Q2 25
$-16.8M
$3.4M
Q1 25
$-7.4M
$-959.0K
Q4 24
$20.9M
$7.1M
Q3 24
$-50.0K
$3.6M
Q2 24
$-18.0M
$9.4M
Q1 24
$-43.6M
$1.4M
FCF Margin
ASPN
ASPN
CIX
CIX
Q4 25
33.1%
30.3%
Q3 25
8.1%
13.2%
Q2 25
-21.6%
8.4%
Q1 25
-9.4%
-2.4%
Q4 24
17.0%
18.5%
Q3 24
-0.0%
10.8%
Q2 24
-15.3%
26.2%
Q1 24
-46.1%
3.6%
Capex Intensity
ASPN
ASPN
CIX
CIX
Q4 25
6.0%
1.6%
Q3 25
12.5%
2.5%
Q2 25
16.5%
3.3%
Q1 25
16.5%
2.0%
Q4 24
12.0%
0.6%
Q3 24
17.7%
1.4%
Q2 24
21.1%
1.2%
Q1 24
27.4%
0.8%
Cash Conversion
ASPN
ASPN
CIX
CIX
Q4 25
2.57×
Q3 25
1.48×
Q2 25
0.87×
Q1 25
-0.03×
Q4 24
3.14×
1.62×
Q3 24
1.18×
Q2 24
0.41×
2.03×
Q1 24
0.45×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ASPN
ASPN

Energy Industrial$14.5M35%
Other$13.9M34%
Thermal Barrier$12.9M31%

CIX
CIX

Security Products$29.5M78%
Marine Components$8.2M22%

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