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Side-by-side financial comparison of HUDSON TECHNOLOGIES INC (HDSN) and KINGSTONE COMPANIES, INC. (KINS). Click either name above to swap in a different company.

KINGSTONE COMPANIES, INC. is the larger business by last-quarter revenue ($56.4M vs $44.4M, roughly 1.3× HUDSON TECHNOLOGIES INC). KINGSTONE COMPANIES, INC. runs the higher net margin — 26.2% vs -19.4%, a 45.6% gap on every dollar of revenue. On growth, KINGSTONE COMPANIES, INC. posted the faster year-over-year revenue change (34.0% vs 28.2%). KINGSTONE COMPANIES, INC. produced more free cash flow last quarter ($73.1M vs $-33.7M). Over the past eight quarters, KINGSTONE COMPANIES, INC.'s revenue compounded faster (25.6% 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.

Kingstone Companies, Inc., headquartered in Kingston, New York, provides property and casualty insurance products through its subsidiary, Kingstone Insurance Company. It places contracts with the third-party licensed premium finance company through its subsidiary Payments, Inc., a NYS licensed Insurance Premium Finance Company. Kingstone Insurance Company was ranked #1 of the 81 insurers rated by the Professional Insurance Agents Association in its 2010 Company Performance Survey. The company...

HDSN vs KINS — Head-to-Head

Bigger by revenue
KINS
KINS
1.3× larger
KINS
$56.4M
$44.4M
HDSN
Growing faster (revenue YoY)
KINS
KINS
+5.8% gap
KINS
34.0%
28.2%
HDSN
Higher net margin
KINS
KINS
45.6% more per $
KINS
26.2%
-19.4%
HDSN
More free cash flow
KINS
KINS
$106.7M more FCF
KINS
$73.1M
$-33.7M
HDSN
Faster 2-yr revenue CAGR
KINS
KINS
Annualised
KINS
25.6%
-17.5%
HDSN

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
HDSN
HDSN
KINS
KINS
Revenue
$44.4M
$56.4M
Net Profit
$-8.6M
$14.8M
Gross Margin
8.0%
Operating Margin
-25.2%
32.7%
Net Margin
-19.4%
26.2%
Revenue YoY
28.2%
34.0%
Net Profit YoY
-236.6%
171.4%
EPS (diluted)
$-0.19
$1.09

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
KINS
KINS
Q4 25
$44.4M
$56.4M
Q3 25
$74.0M
$55.7M
Q2 25
$72.8M
$52.3M
Q1 25
$55.3M
$50.5M
Q4 24
$34.6M
$42.1M
Q3 24
$61.9M
$40.8M
Q2 24
$75.3M
$36.5M
Q1 24
$65.3M
$35.8M
Net Profit
HDSN
HDSN
KINS
KINS
Q4 25
$-8.6M
$14.8M
Q3 25
$12.4M
$10.9M
Q2 25
$10.2M
$11.3M
Q1 25
$2.8M
$3.9M
Q4 24
$-2.6M
$5.4M
Q3 24
$7.8M
$7.0M
Q2 24
$9.6M
$4.5M
Q1 24
$9.6M
$1.4M
Gross Margin
HDSN
HDSN
KINS
KINS
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
KINS
KINS
Q4 25
-25.2%
32.7%
Q3 25
18.9%
24.6%
Q2 25
17.5%
27.1%
Q1 25
5.6%
9.3%
Q4 24
-9.4%
15.9%
Q3 24
11.3%
22.3%
Q2 24
17.0%
15.7%
Q1 24
19.6%
5.0%
Net Margin
HDSN
HDSN
KINS
KINS
Q4 25
-19.4%
26.2%
Q3 25
16.7%
19.5%
Q2 25
14.0%
21.5%
Q1 25
5.0%
7.7%
Q4 24
-7.4%
12.9%
Q3 24
12.6%
17.1%
Q2 24
12.7%
12.4%
Q1 24
14.7%
4.0%
EPS (diluted)
HDSN
HDSN
KINS
KINS
Q4 25
$-0.19
$1.09
Q3 25
$0.27
$0.74
Q2 25
$0.23
$0.78
Q1 25
$0.06
$0.27
Q4 24
$-0.05
$0.44
Q3 24
$0.17
$0.55
Q2 24
$0.20
$0.37
Q1 24
$0.20
$0.12

Balance Sheet & Financial Strength

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

Metric
HDSN
HDSN
KINS
KINS
Cash + ST InvestmentsLiquidity on hand
$39.5M
Total DebtLower is stronger
$4.4M
Stockholders' EquityBook value
$243.4M
$122.7M
Total Assets
$318.6M
$453.4M
Debt / EquityLower = less leverage
0.04×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
HDSN
HDSN
KINS
KINS
Q4 25
$39.5M
Q3 25
$89.7M
Q2 25
$84.3M
Q1 25
$81.0M
Q4 24
$70.1M
Q3 24
$56.5M
Q2 24
$30.5M
Q1 24
$10.6M
Total Debt
HDSN
HDSN
KINS
KINS
Q4 25
$4.4M
Q3 25
$4.8M
Q2 25
$5.1M
Q1 25
$5.4M
Q4 24
$11.2M
Q3 24
$17.3M
Q2 24
$25.3M
Q1 24
$25.3M
Stockholders' Equity
HDSN
HDSN
KINS
KINS
Q4 25
$243.4M
$122.7M
Q3 25
$265.9M
$107.7M
Q2 25
$254.8M
$94.9M
Q1 25
$246.8M
$82.2M
Q4 24
$245.8M
$66.7M
Q3 24
$253.9M
$59.7M
Q2 24
$248.7M
$40.8M
Q1 24
$238.6M
$35.7M
Total Assets
HDSN
HDSN
KINS
KINS
Q4 25
$318.6M
$453.4M
Q3 25
$338.9M
$428.6M
Q2 25
$317.9M
$393.4M
Q1 25
$307.9M
$385.4M
Q4 24
$302.7M
$374.9M
Q3 24
$309.4M
$347.0M
Q2 24
$300.9M
$319.8M
Q1 24
$294.2M
$318.3M
Debt / Equity
HDSN
HDSN
KINS
KINS
Q4 25
0.04×
Q3 25
0.04×
Q2 25
0.05×
Q1 25
0.07×
Q4 24
0.17×
Q3 24
0.29×
Q2 24
0.62×
Q1 24
0.71×

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
KINS
KINS
Operating Cash FlowLast quarter
$-32.5M
$75.9M
Free Cash FlowOCF − Capex
$-33.7M
$73.1M
FCF MarginFCF / Revenue
-75.8%
129.5%
Capex IntensityCapex / Revenue
2.5%
5.0%
Cash ConversionOCF / Net Profit
5.14×
TTM Free Cash FlowTrailing 4 quarters
$-8.2M
$124.0M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
HDSN
HDSN
KINS
KINS
Q4 25
$-32.5M
$75.9M
Q3 25
$8.8M
$25.9M
Q2 25
$6.4M
$9.3M
Q1 25
$14.2M
$17.9M
Q4 24
$20.7M
$57.9M
Q3 24
$30.3M
$21.7M
Q2 24
$41.8M
$7.1M
Q1 24
$-933.0K
$6.1M
Free Cash Flow
HDSN
HDSN
KINS
KINS
Q4 25
$-33.7M
$73.1M
Q3 25
$6.7M
$25.3M
Q2 25
$5.9M
$8.7M
Q1 25
$12.7M
$17.0M
Q4 24
$19.2M
$55.6M
Q3 24
$28.6M
$21.0M
Q2 24
$40.6M
$6.6M
Q1 24
$-1.9M
$5.6M
FCF Margin
HDSN
HDSN
KINS
KINS
Q4 25
-75.8%
129.5%
Q3 25
9.1%
45.4%
Q2 25
8.2%
16.6%
Q1 25
23.0%
33.7%
Q4 24
55.3%
132.1%
Q3 24
46.2%
51.6%
Q2 24
54.0%
18.1%
Q1 24
-2.9%
15.5%
Capex Intensity
HDSN
HDSN
KINS
KINS
Q4 25
2.5%
5.0%
Q3 25
2.8%
1.2%
Q2 25
0.6%
1.1%
Q1 25
2.5%
1.7%
Q4 24
4.5%
5.6%
Q3 24
2.7%
1.7%
Q2 24
1.5%
1.4%
Q1 24
1.5%
1.5%
Cash Conversion
HDSN
HDSN
KINS
KINS
Q4 25
5.14×
Q3 25
0.71×
2.38×
Q2 25
0.63×
0.82×
Q1 25
5.13×
4.60×
Q4 24
10.65×
Q3 24
3.88×
3.12×
Q2 24
4.36×
1.58×
Q1 24
-0.10×
4.27×

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%

KINS
KINS

Segment breakdown not available.

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