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Side-by-side financial comparison of HUDSON TECHNOLOGIES INC (HDSN) and WILLIS LEASE FINANCE CORP (WLFC). Click either name above to swap in a different company.

WILLIS LEASE FINANCE CORP is the larger business by last-quarter revenue ($193.6M vs $44.4M, roughly 4.4× HUDSON TECHNOLOGIES INC). On growth, HUDSON TECHNOLOGIES INC posted the faster year-over-year revenue change (28.2% vs 26.7%). WILLIS LEASE FINANCE CORP produced more free cash flow last quarter ($66.2M vs $-33.7M). Over the past eight quarters, WILLIS LEASE FINANCE CORP's revenue compounded faster (27.5% CAGR vs -17.5%).

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.

Willis Lease Finance Corp is a leading global independent provider of commercial aviation asset solutions. It primarily leases and sells commercial aircraft engines, auxiliary power units and other aviation spare parts, serving airline operators, MRO providers and other aviation industry participants across major global markets.

HDSN vs WLFC — Head-to-Head

Bigger by revenue
WLFC
WLFC
4.4× larger
WLFC
$193.6M
$44.4M
HDSN
Growing faster (revenue YoY)
HDSN
HDSN
+1.5% gap
HDSN
28.2%
26.7%
WLFC
More free cash flow
WLFC
WLFC
$99.9M more FCF
WLFC
$66.2M
$-33.7M
HDSN
Faster 2-yr revenue CAGR
WLFC
WLFC
Annualised
WLFC
27.5%
-17.5%
HDSN

Income Statement — Q4 2025 vs Q4 2025

Metric
HDSN
HDSN
WLFC
WLFC
Revenue
$44.4M
$193.6M
Net Profit
$-8.6M
Gross Margin
8.0%
Operating Margin
-25.2%
7.3%
Net Margin
-19.4%
Revenue YoY
28.2%
26.7%
Net Profit YoY
-236.6%
EPS (diluted)
$-0.19
$1.50

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
HDSN
HDSN
WLFC
WLFC
Q4 25
$44.4M
$193.6M
Q3 25
$74.0M
$183.4M
Q2 25
$72.8M
$195.5M
Q1 25
$55.3M
$157.7M
Q4 24
$34.6M
$152.8M
Q3 24
$61.9M
$146.2M
Q2 24
$75.3M
$151.1M
Q1 24
$65.3M
$119.1M
Net Profit
HDSN
HDSN
WLFC
WLFC
Q4 25
$-8.6M
Q3 25
$12.4M
$24.3M
Q2 25
$10.2M
$60.4M
Q1 25
$2.8M
$16.9M
Q4 24
$-2.6M
Q3 24
$7.8M
$24.1M
Q2 24
$9.6M
$42.6M
Q1 24
$9.6M
$20.9M
Gross Margin
HDSN
HDSN
WLFC
WLFC
Q4 25
8.0%
Q3 25
32.0%
Q2 25
31.3%
Q1 25
21.8%
Q4 24
16.7%
Q3 24
25.7%
Q2 24
30.0%
Q1 24
32.8%
Operating Margin
HDSN
HDSN
WLFC
WLFC
Q4 25
-25.2%
7.3%
Q3 25
18.9%
20.7%
Q2 25
17.5%
14.5%
Q1 25
5.6%
15.2%
Q4 24
-9.4%
19.2%
Q3 24
11.3%
23.0%
Q2 24
17.0%
35.8%
Q1 24
19.6%
22.9%
Net Margin
HDSN
HDSN
WLFC
WLFC
Q4 25
-19.4%
Q3 25
16.7%
13.3%
Q2 25
14.0%
30.9%
Q1 25
5.0%
10.7%
Q4 24
-7.4%
Q3 24
12.6%
16.5%
Q2 24
12.7%
28.2%
Q1 24
14.7%
17.5%
EPS (diluted)
HDSN
HDSN
WLFC
WLFC
Q4 25
$-0.19
$1.50
Q3 25
$0.27
$3.25
Q2 25
$0.23
$8.43
Q1 25
$0.06
$2.21
Q4 24
$-0.05
$2.76
Q3 24
$0.17
$3.37
Q2 24
$0.20
$6.21
Q1 24
$0.20
$3.00

Balance Sheet & Financial Strength

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

Metric
HDSN
HDSN
WLFC
WLFC
Cash + ST InvestmentsLiquidity on hand
$39.5M
$16.4M
Total DebtLower is stronger
$2.7B
Stockholders' EquityBook value
$243.4M
$662.1M
Total Assets
$318.6M
$3.9B
Debt / EquityLower = less leverage
4.08×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HDSN
HDSN
WLFC
WLFC
Q4 25
$39.5M
$16.4M
Q3 25
$89.7M
$12.9M
Q2 25
$84.3M
$37.3M
Q1 25
$81.0M
$32.4M
Q4 24
$70.1M
$9.1M
Q3 24
$56.5M
$5.8M
Q2 24
$30.5M
$5.0M
Q1 24
$10.6M
$7.6M
Total Debt
HDSN
HDSN
WLFC
WLFC
Q4 25
$2.7B
Q3 25
$2.2B
Q2 25
$2.8B
Q1 25
$2.2B
Q4 24
$2.3B
Q3 24
$2.0B
Q2 24
$1.9B
Q1 24
$1.7B
Stockholders' Equity
HDSN
HDSN
WLFC
WLFC
Q4 25
$243.4M
$662.1M
Q3 25
$265.9M
$650.2M
Q2 25
$254.8M
$617.9M
Q1 25
$246.8M
$565.5M
Q4 24
$245.8M
$549.3M
Q3 24
$253.9M
$517.8M
Q2 24
$248.7M
$492.4M
Q1 24
$238.6M
$461.8M
Total Assets
HDSN
HDSN
WLFC
WLFC
Q4 25
$318.6M
$3.9B
Q3 25
$338.9M
$3.4B
Q2 25
$317.9M
$3.9B
Q1 25
$307.9M
$3.3B
Q4 24
$302.7M
$3.3B
Q3 24
$309.4M
$3.0B
Q2 24
$300.9M
$2.9B
Q1 24
$294.2M
$2.7B
Debt / Equity
HDSN
HDSN
WLFC
WLFC
Q4 25
4.08×
Q3 25
3.44×
Q2 25
4.53×
Q1 25
3.95×
Q4 24
4.12×
Q3 24
3.84×
Q2 24
3.95×
Q1 24
3.76×

Cash Flow & Capital Efficiency

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

Metric
HDSN
HDSN
WLFC
WLFC
Operating Cash FlowLast quarter
$-32.5M
$74.2M
Free Cash FlowOCF − Capex
$-33.7M
$66.2M
FCF MarginFCF / Revenue
-75.8%
34.2%
Capex IntensityCapex / Revenue
2.5%
4.1%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-8.2M
$252.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HDSN
HDSN
WLFC
WLFC
Q4 25
$-32.5M
$74.2M
Q3 25
$8.8M
$63.9M
Q2 25
$6.4M
$104.2M
Q1 25
$14.2M
$41.0M
Q4 24
$20.7M
$68.0M
Q3 24
$30.3M
$86.8M
Q2 24
$41.8M
$69.8M
Q1 24
$-933.0K
$59.8M
Free Cash Flow
HDSN
HDSN
WLFC
WLFC
Q4 25
$-33.7M
$66.2M
Q3 25
$6.7M
$57.8M
Q2 25
$5.9M
$94.5M
Q1 25
$12.7M
$33.5M
Q4 24
$19.2M
$55.1M
Q3 24
$28.6M
$85.7M
Q2 24
$40.6M
$68.5M
Q1 24
$-1.9M
$59.4M
FCF Margin
HDSN
HDSN
WLFC
WLFC
Q4 25
-75.8%
34.2%
Q3 25
9.1%
31.5%
Q2 25
8.2%
48.4%
Q1 25
23.0%
21.3%
Q4 24
55.3%
36.1%
Q3 24
46.2%
58.6%
Q2 24
54.0%
45.3%
Q1 24
-2.9%
49.9%
Capex Intensity
HDSN
HDSN
WLFC
WLFC
Q4 25
2.5%
4.1%
Q3 25
2.8%
3.3%
Q2 25
0.6%
4.9%
Q1 25
2.5%
4.7%
Q4 24
4.5%
8.4%
Q3 24
2.7%
0.7%
Q2 24
1.5%
0.9%
Q1 24
1.5%
0.3%
Cash Conversion
HDSN
HDSN
WLFC
WLFC
Q4 25
Q3 25
0.71×
2.63×
Q2 25
0.63×
1.73×
Q1 25
5.13×
2.43×
Q4 24
Q3 24
3.88×
3.60×
Q2 24
4.36×
1.64×
Q1 24
-0.10×
2.87×

Financial Flow Comparison

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

Revenue Breakdown by Segment

HDSN
HDSN

Products$43.1M97%
Services$1.3M3%

WLFC
WLFC

Segment breakdown not available.

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