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Side-by-side financial comparison of Arq, Inc. (ARQ) and ZKH Group Ltd (ZKH). Click either name above to swap in a different company.

ZKH Group Ltd is the larger business by last-quarter revenue ($45.1M vs $29.4M, roughly 1.5× Arq, Inc.).

Arq, Inc. is a sustainable technology firm focused on processing coal mining waste to produce high-value, low-carbon solid fuels and industrial carbon products. It caters to customers across the energy, construction, and manufacturing sectors, with core markets in North America and major European regions, aiming to cut industrial waste and carbon footprints for its clients.

ZKH Group Ltd is a leading industrial supply chain service provider headquartered in China, specializing in MRO (Maintenance, Repair and Operations) products, industrial components, and digital procurement solutions. It mainly serves manufacturing, construction and energy sectors across the Asia-Pacific, delivering end-to-end inventory management and cost optimization support for enterprise clients.

ARQ vs ZKH — Head-to-Head

Bigger by revenue
ZKH
ZKH
1.5× larger
ZKH
$45.1M
$29.4M
ARQ

Income Statement — Q4 FY2025 vs Q3 FY2025

Metric
ARQ
ARQ
ZKH
ZKH
Revenue
$29.4M
$45.1M
Net Profit
$-471.3K
Gross Margin
13.6%
16.8%
Operating Margin
-174.1%
-1.4%
Net Margin
-1.0%
Revenue YoY
8.8%
Net Profit YoY
EPS (diluted)
$-1.20

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
ARQ
ARQ
ZKH
ZKH
Q4 25
$29.4M
Q3 25
$35.1M
$45.1M
Q2 25
$28.6M
$41.7M
Q1 25
$27.2M
$36.8M
Q4 24
$27.0M
Q3 24
$34.8M
$44.8M
Q2 24
$25.4M
$42.7M
Q1 24
$21.7M
$35.6M
Net Profit
ARQ
ARQ
ZKH
ZKH
Q4 25
Q3 25
$-653.0K
$-471.3K
Q2 25
$-2.1M
$-1.0M
Q1 25
$203.0K
$-1.3M
Q4 24
Q3 24
$1.6M
$-1.6M
Q2 24
$-2.0M
$-1.3M
Q1 24
$-3.4M
$-1.7M
Gross Margin
ARQ
ARQ
ZKH
ZKH
Q4 25
13.6%
Q3 25
28.8%
16.8%
Q2 25
33.3%
16.5%
Q1 25
36.4%
17.2%
Q4 24
36.3%
Q3 24
38.6%
17.0%
Q2 24
32.2%
17.0%
Q1 24
36.9%
18.0%
Operating Margin
ARQ
ARQ
ZKH
ZKH
Q4 25
-174.1%
Q3 25
-2.4%
-1.4%
Q2 25
-5.4%
-3.3%
Q1 25
2.4%
-4.2%
Q4 24
1.5%
Q3 24
5.8%
-4.6%
Q2 24
-5.6%
-3.2%
Q1 24
-13.7%
-7.0%
Net Margin
ARQ
ARQ
ZKH
ZKH
Q4 25
Q3 25
-1.9%
-1.0%
Q2 25
-7.5%
-2.5%
Q1 25
0.7%
-3.4%
Q4 24
Q3 24
4.7%
-3.6%
Q2 24
-7.7%
-2.9%
Q1 24
-15.7%
-4.9%
EPS (diluted)
ARQ
ARQ
ZKH
ZKH
Q4 25
$-1.20
Q3 25
$-0.02
Q2 25
$-0.05
Q1 25
$0.00
Q4 24
$-0.03
Q3 24
$0.04
Q2 24
$-0.06
Q1 24
$-0.09

Balance Sheet & Financial Strength

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

Metric
ARQ
ARQ
ZKH
ZKH
Cash + ST InvestmentsLiquidity on hand
$6.6M
$35.3M
Total DebtLower is stronger
$28.7M
$893.8K
Stockholders' EquityBook value
$168.0M
Total Assets
$230.6M
$123.8M
Debt / EquityLower = less leverage
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARQ
ARQ
ZKH
ZKH
Q4 25
$6.6M
Q3 25
$7.0M
$35.3M
Q2 25
$7.0M
$33.8M
Q1 25
$6.3M
$32.0M
Q4 24
$13.5M
Q3 24
$48.7M
$39.0M
Q2 24
$28.5M
$35.9M
Q1 24
$35.2M
$36.0M
Total Debt
ARQ
ARQ
ZKH
ZKH
Q4 25
$28.7M
Q3 25
$26.1M
$893.8K
Q2 25
$28.9M
$888.3K
Q1 25
$27.1M
$854.9K
Q4 24
$25.1M
Q3 24
$21.6M
Q2 24
$22.2M
Q1 24
$22.6M
Stockholders' Equity
ARQ
ARQ
ZKH
ZKH
Q4 25
$168.0M
Q3 25
$217.2M
Q2 25
$216.8M
Q1 25
$218.2M
Q4 24
$217.3M
Q3 24
$218.1M
$60.6M
Q2 24
$189.6M
$60.7M
Q1 24
$175.2M
$61.5M
Total Assets
ARQ
ARQ
ZKH
ZKH
Q4 25
$230.6M
Q3 25
$277.9M
$123.8M
Q2 25
$284.5M
$120.6M
Q1 25
$283.7M
$116.4M
Q4 24
$284.4M
Q3 24
$280.0M
$132.6M
Q2 24
$248.6M
$132.9M
Q1 24
$229.8M
$132.5M
Debt / Equity
ARQ
ARQ
ZKH
ZKH
Q4 25
0.17×
Q3 25
0.12×
Q2 25
0.13×
Q1 25
0.12×
Q4 24
0.12×
Q3 24
0.10×
Q2 24
0.12×
Q1 24
0.13×

Cash Flow & Capital Efficiency

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

Metric
ARQ
ARQ
ZKH
ZKH
Operating Cash FlowLast quarter
$-2.8M
Free Cash FlowOCF − Capex
$-3.5M
FCF MarginFCF / Revenue
-12.0%
Capex IntensityCapex / Revenue
2.7%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-11.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARQ
ARQ
ZKH
ZKH
Q4 25
$-2.8M
Q3 25
$5.3M
Q2 25
$527.0K
Q1 25
$-5.8M
Q4 24
$5.2M
Q3 24
$7.7M
Q2 24
$-3.0M
Q1 24
$526.0K
Free Cash Flow
ARQ
ARQ
ZKH
ZKH
Q4 25
$-3.5M
Q3 25
$3.1M
Q2 25
$-1.4M
Q1 25
$-9.5M
Q4 24
$-37.8M
Q3 24
$-5.8M
Q2 24
$-22.1M
Q1 24
$-9.1M
FCF Margin
ARQ
ARQ
ZKH
ZKH
Q4 25
-12.0%
Q3 25
8.8%
Q2 25
-4.7%
Q1 25
-34.9%
Q4 24
-139.6%
Q3 24
-16.5%
Q2 24
-87.1%
Q1 24
-41.7%
Capex Intensity
ARQ
ARQ
ZKH
ZKH
Q4 25
2.7%
Q3 25
6.3%
Q2 25
6.6%
Q1 25
13.6%
Q4 24
158.9%
Q3 24
38.7%
Q2 24
75.5%
Q1 24
44.1%
Cash Conversion
ARQ
ARQ
ZKH
ZKH
Q4 25
Q3 25
Q2 25
Q1 25
-28.59×
Q4 24
Q3 24
4.76×
Q2 24
Q1 24

Financial Flow Comparison

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

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