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

HUDSON TECHNOLOGIES INC is the larger business by last-quarter revenue ($44.4M vs $37.7M, roughly 1.2× COMPX INTERNATIONAL INC). COMPX INTERNATIONAL INC runs the higher net margin — 12.4% vs -19.4%, a 31.8% gap on every dollar of revenue. On growth, HUDSON TECHNOLOGIES INC posted the faster year-over-year revenue change (28.2% vs -1.9%). COMPX INTERNATIONAL INC produced more free cash flow last quarter ($11.4M vs $-33.7M). Over the past eight quarters, COMPX INTERNATIONAL INC's revenue compounded faster (-0.4% CAGR vs -17.5%).

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.

Hudson Technologies Inc is a U.S.-based provider of sustainable refrigerant management solutions, offering virgin and reclaimed refrigerants, refrigerant recovery, reclamation, and compliance support services. It primarily serves the North American market, with core customers across the HVAC, commercial refrigeration, and industrial cooling sectors, focusing on supporting clients' transition to low-GWP refrigerant alternatives.

CIX vs HDSN — Head-to-Head

Bigger by revenue
HDSN
HDSN
1.2× larger
HDSN
$44.4M
$37.7M
CIX
Growing faster (revenue YoY)
HDSN
HDSN
+30.1% gap
HDSN
28.2%
-1.9%
CIX
Higher net margin
CIX
CIX
31.8% more per $
CIX
12.4%
-19.4%
HDSN
More free cash flow
CIX
CIX
$45.1M more FCF
CIX
$11.4M
$-33.7M
HDSN
Faster 2-yr revenue CAGR
CIX
CIX
Annualised
CIX
-0.4%
-17.5%
HDSN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
CIX
CIX
HDSN
HDSN
Revenue
$37.7M
$44.4M
Net Profit
$4.7M
$-8.6M
Gross Margin
32.1%
8.0%
Operating Margin
15.0%
-25.2%
Net Margin
12.4%
-19.4%
Revenue YoY
-1.9%
28.2%
Net Profit YoY
3.6%
-236.6%
EPS (diluted)
$0.38
$-0.19

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
HDSN
HDSN
Q4 25
$37.7M
$44.4M
Q3 25
$40.0M
$74.0M
Q2 25
$40.4M
$72.8M
Q1 25
$40.3M
$55.3M
Q4 24
$38.4M
$34.6M
Q3 24
$33.7M
$61.9M
Q2 24
$35.9M
$75.3M
Q1 24
$38.0M
$65.3M
Net Profit
CIX
CIX
HDSN
HDSN
Q4 25
$4.7M
$-8.6M
Q3 25
$4.2M
$12.4M
Q2 25
$5.5M
$10.2M
Q1 25
$5.1M
$2.8M
Q4 24
$4.5M
$-2.6M
Q3 24
$3.5M
$7.8M
Q2 24
$4.8M
$9.6M
Q1 24
$3.8M
$9.6M
Gross Margin
CIX
CIX
HDSN
HDSN
Q4 25
32.1%
8.0%
Q3 25
27.6%
32.0%
Q2 25
31.9%
31.3%
Q1 25
30.2%
21.8%
Q4 24
28.8%
16.7%
Q3 24
28.1%
25.7%
Q2 24
31.1%
30.0%
Q1 24
25.5%
32.8%
Operating Margin
CIX
CIX
HDSN
HDSN
Q4 25
15.0%
-25.2%
Q3 25
11.9%
18.9%
Q2 25
15.7%
17.5%
Q1 25
14.6%
5.6%
Q4 24
12.7%
-9.4%
Q3 24
9.9%
11.3%
Q2 24
14.2%
17.0%
Q1 24
9.8%
19.6%
Net Margin
CIX
CIX
HDSN
HDSN
Q4 25
12.4%
-19.4%
Q3 25
10.6%
16.7%
Q2 25
13.5%
14.0%
Q1 25
12.7%
5.0%
Q4 24
11.7%
-7.4%
Q3 24
10.3%
12.6%
Q2 24
13.5%
12.7%
Q1 24
9.9%
14.7%
EPS (diluted)
CIX
CIX
HDSN
HDSN
Q4 25
$0.38
$-0.19
Q3 25
$0.34
$0.27
Q2 25
$0.44
$0.23
Q1 25
$0.42
$0.06
Q4 24
$0.37
$-0.05
Q3 24
$0.28
$0.17
Q2 24
$0.39
$0.20
Q1 24
$0.31
$0.20

Balance Sheet & Financial Strength

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

Metric
CIX
CIX
HDSN
HDSN
Cash + ST InvestmentsLiquidity on hand
$54.1M
$39.5M
Total DebtLower is stronger
Stockholders' EquityBook value
$138.6M
$243.4M
Total Assets
$156.2M
$318.6M
Debt / EquityLower = less leverage

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
CIX
CIX
HDSN
HDSN
Q4 25
$54.1M
$39.5M
Q3 25
$46.3M
$89.7M
Q2 25
$56.2M
$84.3M
Q1 25
$56.1M
$81.0M
Q4 24
$60.8M
$70.1M
Q3 24
$58.8M
$56.5M
Q2 24
$82.1M
$30.5M
Q1 24
$75.6M
$10.6M
Stockholders' Equity
CIX
CIX
HDSN
HDSN
Q4 25
$138.6M
$243.4M
Q3 25
$137.7M
$265.9M
Q2 25
$149.5M
$254.8M
Q1 25
$147.6M
$246.8M
Q4 24
$146.1M
$245.8M
Q3 24
$145.3M
$253.9M
Q2 24
$170.2M
$248.7M
Q1 24
$168.9M
$238.6M
Total Assets
CIX
CIX
HDSN
HDSN
Q4 25
$156.2M
$318.6M
Q3 25
$153.7M
$338.9M
Q2 25
$164.8M
$317.9M
Q1 25
$162.2M
$307.9M
Q4 24
$163.0M
$302.7M
Q3 24
$160.1M
$309.4M
Q2 24
$185.1M
$300.9M
Q1 24
$181.7M
$294.2M

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
HDSN
HDSN
Operating Cash FlowLast quarter
$12.0M
$-32.5M
Free Cash FlowOCF − Capex
$11.4M
$-33.7M
FCF MarginFCF / Revenue
30.3%
-75.8%
Capex IntensityCapex / Revenue
1.6%
2.5%
Cash ConversionOCF / Net Profit
2.57×
TTM Free Cash FlowTrailing 4 quarters
$19.1M
$-8.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
CIX
CIX
HDSN
HDSN
Q4 25
$12.0M
$-32.5M
Q3 25
$6.3M
$8.8M
Q2 25
$4.7M
$6.4M
Q1 25
$-137.0K
$14.2M
Q4 24
$7.3M
$20.7M
Q3 24
$4.1M
$30.3M
Q2 24
$9.8M
$41.8M
Q1 24
$1.7M
$-933.0K
Free Cash Flow
CIX
CIX
HDSN
HDSN
Q4 25
$11.4M
$-33.7M
Q3 25
$5.3M
$6.7M
Q2 25
$3.4M
$5.9M
Q1 25
$-959.0K
$12.7M
Q4 24
$7.1M
$19.2M
Q3 24
$3.6M
$28.6M
Q2 24
$9.4M
$40.6M
Q1 24
$1.4M
$-1.9M
FCF Margin
CIX
CIX
HDSN
HDSN
Q4 25
30.3%
-75.8%
Q3 25
13.2%
9.1%
Q2 25
8.4%
8.2%
Q1 25
-2.4%
23.0%
Q4 24
18.5%
55.3%
Q3 24
10.8%
46.2%
Q2 24
26.2%
54.0%
Q1 24
3.6%
-2.9%
Capex Intensity
CIX
CIX
HDSN
HDSN
Q4 25
1.6%
2.5%
Q3 25
2.5%
2.8%
Q2 25
3.3%
0.6%
Q1 25
2.0%
2.5%
Q4 24
0.6%
4.5%
Q3 24
1.4%
2.7%
Q2 24
1.2%
1.5%
Q1 24
0.8%
1.5%
Cash Conversion
CIX
CIX
HDSN
HDSN
Q4 25
2.57×
Q3 25
1.48×
0.71×
Q2 25
0.87×
0.63×
Q1 25
-0.03×
5.13×
Q4 24
1.62×
Q3 24
1.18×
3.88×
Q2 24
2.03×
4.36×
Q1 24
0.45×
-0.10×

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%

HDSN
HDSN

Products$43.1M97%
Services$1.3M3%

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