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

Arq, Inc. is the larger business by last-quarter revenue ($29.4M vs $28.6M, roughly 1.0× PLUMAS BANCORP). On growth, PLUMAS BANCORP posted the faster year-over-year revenue change (35.1% vs 8.8%). PLUMAS BANCORP produced more free cash flow last quarter ($20.3M vs $-3.5M). Over the past eight quarters, PLUMAS BANCORP's revenue compounded faster (20.8% CAGR vs 16.4%).

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.

Plumas Bancorp is a U.S.-based bank holding company operating through its subsidiary Plumas Bank. It provides full-spectrum retail and commercial banking services including deposit products, consumer and commercial loans, small business financing, and wealth management for individual customers, SMEs and local community groups across northern California and Nevada.

ARQ vs PLBC — Head-to-Head

Bigger by revenue
ARQ
ARQ
1.0× larger
ARQ
$29.4M
$28.6M
PLBC
Growing faster (revenue YoY)
PLBC
PLBC
+26.2% gap
PLBC
35.1%
8.8%
ARQ
More free cash flow
PLBC
PLBC
$23.8M more FCF
PLBC
$20.3M
$-3.5M
ARQ
Faster 2-yr revenue CAGR
PLBC
PLBC
Annualised
PLBC
20.8%
16.4%
ARQ

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ARQ
ARQ
PLBC
PLBC
Revenue
$29.4M
$28.6M
Net Profit
Gross Margin
13.6%
Operating Margin
-174.1%
48.9%
Net Margin
Revenue YoY
8.8%
35.1%
Net Profit YoY
EPS (diluted)
$-1.20
$1.56

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
PLBC
PLBC
Q4 25
$29.4M
$28.6M
Q3 25
$35.1M
$27.4M
Q2 25
$28.6M
$20.5M
Q1 25
$27.2M
$21.8M
Q4 24
$27.0M
$21.2M
Q3 24
$34.8M
$21.1M
Q2 24
$25.4M
$20.6M
Q1 24
$21.7M
$19.6M
Net Profit
ARQ
ARQ
PLBC
PLBC
Q4 25
Q3 25
$-653.0K
$5.1M
Q2 25
$-2.1M
$6.3M
Q1 25
$203.0K
$7.2M
Q4 24
Q3 24
$1.6M
$7.8M
Q2 24
$-2.0M
$6.8M
Q1 24
$-3.4M
$6.3M
Gross Margin
ARQ
ARQ
PLBC
PLBC
Q4 25
13.6%
Q3 25
28.8%
Q2 25
33.3%
Q1 25
36.4%
Q4 24
36.3%
Q3 24
38.6%
Q2 24
32.2%
Q1 24
36.9%
Operating Margin
ARQ
ARQ
PLBC
PLBC
Q4 25
-174.1%
48.9%
Q3 25
-2.4%
25.2%
Q2 25
-5.4%
42.2%
Q1 25
2.4%
46.1%
Q4 24
1.5%
50.3%
Q3 24
5.8%
50.6%
Q2 24
-5.6%
45.1%
Q1 24
-13.7%
42.8%
Net Margin
ARQ
ARQ
PLBC
PLBC
Q4 25
Q3 25
-1.9%
18.8%
Q2 25
-7.5%
30.8%
Q1 25
0.7%
33.0%
Q4 24
Q3 24
4.7%
37.1%
Q2 24
-7.7%
32.9%
Q1 24
-15.7%
31.9%
EPS (diluted)
ARQ
ARQ
PLBC
PLBC
Q4 25
$-1.20
$1.56
Q3 25
$-0.02
$0.73
Q2 25
$-0.05
$1.05
Q1 25
$0.00
$1.20
Q4 24
$-0.03
$1.30
Q3 24
$0.04
$1.31
Q2 24
$-0.06
$1.14
Q1 24
$-0.09
$1.05

Balance Sheet & Financial Strength

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

Metric
ARQ
ARQ
PLBC
PLBC
Cash + ST InvestmentsLiquidity on hand
$6.6M
$80.6M
Total DebtLower is stronger
$28.7M
Stockholders' EquityBook value
$168.0M
$261.1M
Total Assets
$230.6M
$2.2B
Debt / EquityLower = less leverage
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARQ
ARQ
PLBC
PLBC
Q4 25
$6.6M
$80.6M
Q3 25
$7.0M
$87.3M
Q2 25
$7.0M
$79.3M
Q1 25
$6.3M
$87.3M
Q4 24
$13.5M
$82.0M
Q3 24
$48.7M
$118.0M
Q2 24
$28.5M
$109.9M
Q1 24
$35.2M
$128.2M
Total Debt
ARQ
ARQ
PLBC
PLBC
Q4 25
$28.7M
Q3 25
$26.1M
Q2 25
$28.9M
Q1 25
$27.1M
Q4 24
$25.1M
Q3 24
$21.6M
Q2 24
$22.2M
Q1 24
$22.6M
Stockholders' Equity
ARQ
ARQ
PLBC
PLBC
Q4 25
$168.0M
$261.1M
Q3 25
$217.2M
$245.9M
Q2 25
$216.8M
$193.1M
Q1 25
$218.2M
$187.6M
Q4 24
$217.3M
$177.9M
Q3 24
$218.1M
$181.9M
Q2 24
$189.6M
$165.2M
Q1 24
$175.2M
$161.5M
Total Assets
ARQ
ARQ
PLBC
PLBC
Q4 25
$230.6M
$2.2B
Q3 25
$277.9M
$2.2B
Q2 25
$284.5M
$1.6B
Q1 25
$283.7M
$1.6B
Q4 24
$284.4M
$1.6B
Q3 24
$280.0M
$1.7B
Q2 24
$248.6M
$1.6B
Q1 24
$229.8M
$1.6B
Debt / Equity
ARQ
ARQ
PLBC
PLBC
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
PLBC
PLBC
Operating Cash FlowLast quarter
$-2.8M
$21.6M
Free Cash FlowOCF − Capex
$-3.5M
$20.3M
FCF MarginFCF / Revenue
-12.0%
70.9%
Capex IntensityCapex / Revenue
2.7%
4.6%
Cash ConversionOCF / Net Profit
TTM Free Cash FlowTrailing 4 quarters
$-11.3M
$34.4M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARQ
ARQ
PLBC
PLBC
Q4 25
$-2.8M
$21.6M
Q3 25
$5.3M
$5.6M
Q2 25
$527.0K
$2.1M
Q1 25
$-5.8M
$7.5M
Q4 24
$5.2M
$30.5M
Q3 24
$7.7M
$8.0M
Q2 24
$-3.0M
$5.1M
Q1 24
$526.0K
$9.2M
Free Cash Flow
ARQ
ARQ
PLBC
PLBC
Q4 25
$-3.5M
$20.3M
Q3 25
$3.1M
$4.8M
Q2 25
$-1.4M
$2.0M
Q1 25
$-9.5M
$7.3M
Q4 24
$-37.8M
$29.8M
Q3 24
$-5.8M
$7.8M
Q2 24
$-22.1M
$4.8M
Q1 24
$-9.1M
$9.0M
FCF Margin
ARQ
ARQ
PLBC
PLBC
Q4 25
-12.0%
70.9%
Q3 25
8.8%
17.5%
Q2 25
-4.7%
9.9%
Q1 25
-34.9%
33.7%
Q4 24
-139.6%
141.0%
Q3 24
-16.5%
37.1%
Q2 24
-87.1%
23.5%
Q1 24
-41.7%
45.8%
Capex Intensity
ARQ
ARQ
PLBC
PLBC
Q4 25
2.7%
4.6%
Q3 25
6.3%
2.9%
Q2 25
6.6%
0.2%
Q1 25
13.6%
0.8%
Q4 24
158.9%
3.2%
Q3 24
38.7%
0.7%
Q2 24
75.5%
1.1%
Q1 24
44.1%
1.0%
Cash Conversion
ARQ
ARQ
PLBC
PLBC
Q4 25
Q3 25
1.09×
Q2 25
0.33×
Q1 25
-28.59×
1.04×
Q4 24
Q3 24
4.76×
1.02×
Q2 24
0.75×
Q1 24
1.46×

Financial Flow Comparison

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

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