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Side-by-side financial comparison of COMPX INTERNATIONAL INC (CIX) and Simpson Manufacturing Co., Inc. (SSD). Click either name above to swap in a different company.

Simpson Manufacturing Co., Inc. is the larger business by last-quarter revenue ($539.3M vs $37.7M, roughly 14.3× COMPX INTERNATIONAL INC). COMPX INTERNATIONAL INC runs the higher net margin — 12.4% vs 10.4%, a 2.0% gap on every dollar of revenue. On growth, Simpson Manufacturing Co., Inc. posted the faster year-over-year revenue change (4.2% vs -1.9%). Simpson Manufacturing Co., Inc. produced more free cash flow last quarter ($119.0M vs $11.4M). Over the past eight quarters, Simpson Manufacturing Co., Inc.'s revenue compounded faster (0.8% CAGR vs -0.4%).

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.

Simpson Manufacturing Company is a leading building materials manufacturer in the United States that produces structural connectors, fasteners, anchors, and products for new construction and retrofitting.

CIX vs SSD — Head-to-Head

Bigger by revenue
SSD
SSD
14.3× larger
SSD
$539.3M
$37.7M
CIX
Growing faster (revenue YoY)
SSD
SSD
+6.1% gap
SSD
4.2%
-1.9%
CIX
Higher net margin
CIX
CIX
2.0% more per $
CIX
12.4%
10.4%
SSD
More free cash flow
SSD
SSD
$107.6M more FCF
SSD
$119.0M
$11.4M
CIX
Faster 2-yr revenue CAGR
SSD
SSD
Annualised
SSD
0.8%
-0.4%
CIX

Income Statement — Q4 2025 vs Q4 2025

Metric
CIX
CIX
SSD
SSD
Revenue
$37.7M
$539.3M
Net Profit
$4.7M
$56.2M
Gross Margin
32.1%
43.4%
Operating Margin
15.0%
13.9%
Net Margin
12.4%
10.4%
Revenue YoY
-1.9%
4.2%
Net Profit YoY
3.6%
1.4%
EPS (diluted)
$0.38
$1.34

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
CIX
CIX
SSD
SSD
Q4 25
$37.7M
$539.3M
Q3 25
$40.0M
$623.5M
Q2 25
$40.4M
$631.1M
Q1 25
$40.3M
$538.9M
Q4 24
$38.4M
$517.4M
Q3 24
$33.7M
$587.2M
Q2 24
$35.9M
$597.0M
Q1 24
$38.0M
$530.6M
Net Profit
CIX
CIX
SSD
SSD
Q4 25
$4.7M
$56.2M
Q3 25
$4.2M
$107.4M
Q2 25
$5.5M
$103.5M
Q1 25
$5.1M
$77.9M
Q4 24
$4.5M
$55.4M
Q3 24
$3.5M
$93.5M
Q2 24
$4.8M
$97.8M
Q1 24
$3.8M
$75.4M
Gross Margin
CIX
CIX
SSD
SSD
Q4 25
32.1%
43.4%
Q3 25
27.6%
46.4%
Q2 25
31.9%
46.7%
Q1 25
30.2%
46.8%
Q4 24
28.8%
44.0%
Q3 24
28.1%
46.8%
Q2 24
31.1%
46.7%
Q1 24
25.5%
46.1%
Operating Margin
CIX
CIX
SSD
SSD
Q4 25
15.0%
13.9%
Q3 25
11.9%
22.6%
Q2 25
15.7%
22.2%
Q1 25
14.6%
19.0%
Q4 24
12.7%
14.8%
Q3 24
9.9%
21.3%
Q2 24
14.2%
22.1%
Q1 24
9.8%
18.1%
Net Margin
CIX
CIX
SSD
SSD
Q4 25
12.4%
10.4%
Q3 25
10.6%
17.2%
Q2 25
13.5%
16.4%
Q1 25
12.7%
14.5%
Q4 24
11.7%
10.7%
Q3 24
10.3%
15.9%
Q2 24
13.5%
16.4%
Q1 24
9.9%
14.2%
EPS (diluted)
CIX
CIX
SSD
SSD
Q4 25
$0.38
$1.34
Q3 25
$0.34
$2.58
Q2 25
$0.44
$2.47
Q1 25
$0.42
$1.85
Q4 24
$0.37
$1.31
Q3 24
$0.28
$2.21
Q2 24
$0.39
$2.31
Q1 24
$0.31
$1.77

Balance Sheet & Financial Strength

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

Metric
CIX
CIX
SSD
SSD
Cash + ST InvestmentsLiquidity on hand
$54.1M
$384.1M
Total DebtLower is stronger
$300.0M
Stockholders' EquityBook value
$138.6M
$2.0B
Total Assets
$156.2M
$3.1B
Debt / EquityLower = less leverage
0.15×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CIX
CIX
SSD
SSD
Q4 25
$54.1M
$384.1M
Q3 25
$46.3M
$297.3M
Q2 25
$56.2M
$190.4M
Q1 25
$56.1M
$150.3M
Q4 24
$60.8M
$239.4M
Q3 24
$58.8M
$339.4M
Q2 24
$82.1M
$354.9M
Q1 24
$75.6M
$369.1M
Total Debt
CIX
CIX
SSD
SSD
Q4 25
$300.0M
Q3 25
$371.3M
Q2 25
$376.9M
Q1 25
$382.5M
Q4 24
$388.1M
Q3 24
$393.8M
Q2 24
$399.4M
Q1 24
$405.0M
Stockholders' Equity
CIX
CIX
SSD
SSD
Q4 25
$138.6M
$2.0B
Q3 25
$137.7M
$2.0B
Q2 25
$149.5M
$1.9B
Q1 25
$147.6M
$1.9B
Q4 24
$146.1M
$1.8B
Q3 24
$145.3M
$1.9B
Q2 24
$170.2M
$1.8B
Q1 24
$168.9M
$1.7B
Total Assets
CIX
CIX
SSD
SSD
Q4 25
$156.2M
$3.1B
Q3 25
$153.7M
$3.0B
Q2 25
$164.8M
$3.0B
Q1 25
$162.2M
$2.8B
Q4 24
$163.0M
$2.7B
Q3 24
$160.1M
$2.9B
Q2 24
$185.1M
$2.8B
Q1 24
$181.7M
$2.7B
Debt / Equity
CIX
CIX
SSD
SSD
Q4 25
0.15×
Q3 25
0.19×
Q2 25
0.20×
Q1 25
0.21×
Q4 24
0.21×
Q3 24
0.21×
Q2 24
0.23×
Q1 24
0.23×

Cash Flow & Capital Efficiency

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

Metric
CIX
CIX
SSD
SSD
Operating Cash FlowLast quarter
$12.0M
$155.7M
Free Cash FlowOCF − Capex
$11.4M
$119.0M
FCF MarginFCF / Revenue
30.3%
22.1%
Capex IntensityCapex / Revenue
1.6%
6.8%
Cash ConversionOCF / Net Profit
2.57×
2.77×
TTM Free Cash FlowTrailing 4 quarters
$19.1M
$297.6M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CIX
CIX
SSD
SSD
Q4 25
$12.0M
$155.7M
Q3 25
$6.3M
$170.2M
Q2 25
$4.7M
$125.2M
Q1 25
$-137.0K
$7.6M
Q4 24
$7.3M
$115.8M
Q3 24
$4.1M
$103.3M
Q2 24
$9.8M
$111.1M
Q1 24
$1.7M
$7.9M
Free Cash Flow
CIX
CIX
SSD
SSD
Q4 25
$11.4M
$119.0M
Q3 25
$5.3M
$133.9M
Q2 25
$3.4M
$87.3M
Q1 25
$-959.0K
$-42.6M
Q4 24
$7.1M
$60.3M
Q3 24
$3.6M
$58.1M
Q2 24
$9.4M
$70.9M
Q1 24
$1.4M
$-31.5M
FCF Margin
CIX
CIX
SSD
SSD
Q4 25
30.3%
22.1%
Q3 25
13.2%
21.5%
Q2 25
8.4%
13.8%
Q1 25
-2.4%
-7.9%
Q4 24
18.5%
11.7%
Q3 24
10.8%
9.9%
Q2 24
26.2%
11.9%
Q1 24
3.6%
-5.9%
Capex Intensity
CIX
CIX
SSD
SSD
Q4 25
1.6%
6.8%
Q3 25
2.5%
5.8%
Q2 25
3.3%
6.0%
Q1 25
2.0%
9.3%
Q4 24
0.6%
10.7%
Q3 24
1.4%
7.7%
Q2 24
1.2%
6.7%
Q1 24
0.8%
7.4%
Cash Conversion
CIX
CIX
SSD
SSD
Q4 25
2.57×
2.77×
Q3 25
1.48×
1.58×
Q2 25
0.87×
1.21×
Q1 25
-0.03×
0.10×
Q4 24
1.62×
2.09×
Q3 24
1.18×
1.10×
Q2 24
2.03×
1.14×
Q1 24
0.45×
0.11×

Financial Flow Comparison

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

Revenue Breakdown by Segment

CIX
CIX

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

SSD
SSD

Wood Construction$352.0M65%
Other$122.4M23%
Concrete Construction$64.6M12%
Other Products$318.0K0%

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