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Side-by-side financial comparison of Arq, Inc. (ARQ) and FLOTEK INDUSTRIES INC (FTK). Click either name above to swap in a different company.

FLOTEK INDUSTRIES INC is the larger business by last-quarter revenue ($67.5M vs $29.4M, roughly 2.3× Arq, Inc.). On growth, FLOTEK INDUSTRIES INC posted the faster year-over-year revenue change (33.0% vs 8.8%). Over the past eight quarters, FLOTEK INDUSTRIES INC's revenue compounded faster (29.3% 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.

Flotek Industries Inc. is a technology-driven diversified company that develops and supplies specialty chemicals, performance materials and related equipment solutions for global energy, mining and industrial manufacturing sectors, delivering innovative sustainable products to boost client operational efficiency.

ARQ vs FTK — Head-to-Head

Bigger by revenue
FTK
FTK
2.3× larger
FTK
$67.5M
$29.4M
ARQ
Growing faster (revenue YoY)
FTK
FTK
+24.2% gap
FTK
33.0%
8.8%
ARQ
Faster 2-yr revenue CAGR
FTK
FTK
Annualised
FTK
29.3%
16.4%
ARQ

Income Statement — Q4 2025 vs Q4 2025

Metric
ARQ
ARQ
FTK
FTK
Revenue
$29.4M
$67.5M
Net Profit
$3.0M
Gross Margin
13.6%
22.5%
Operating Margin
-174.1%
8.9%
Net Margin
4.5%
Revenue YoY
8.8%
33.0%
Net Profit YoY
-31.7%
EPS (diluted)
$-1.20
$0.09

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
ARQ
ARQ
FTK
FTK
Q4 25
$29.4M
$67.5M
Q3 25
$35.1M
$56.0M
Q2 25
$28.6M
$58.4M
Q1 25
$27.2M
$55.4M
Q4 24
$27.0M
$50.8M
Q3 24
$34.8M
$49.7M
Q2 24
$25.4M
$46.2M
Q1 24
$21.7M
$40.4M
Net Profit
ARQ
ARQ
FTK
FTK
Q4 25
$3.0M
Q3 25
$-653.0K
$20.4M
Q2 25
$-2.1M
$1.8M
Q1 25
$203.0K
$5.4M
Q4 24
$4.4M
Q3 24
$1.6M
$2.5M
Q2 24
$-2.0M
$2.0M
Q1 24
$-3.4M
$1.6M
Gross Margin
ARQ
ARQ
FTK
FTK
Q4 25
13.6%
22.5%
Q3 25
28.8%
31.7%
Q2 25
33.3%
24.7%
Q1 25
36.4%
22.5%
Q4 24
36.3%
24.2%
Q3 24
38.6%
18.3%
Q2 24
32.2%
19.9%
Q1 24
36.9%
21.8%
Operating Margin
ARQ
ARQ
FTK
FTK
Q4 25
-174.1%
8.9%
Q3 25
-2.4%
16.2%
Q2 25
-5.4%
4.4%
Q1 25
2.4%
10.1%
Q4 24
1.5%
10.1%
Q3 24
5.8%
5.5%
Q2 24
-5.6%
4.8%
Q1 24
-13.7%
5.2%
Net Margin
ARQ
ARQ
FTK
FTK
Q4 25
4.5%
Q3 25
-1.9%
36.3%
Q2 25
-7.5%
3.0%
Q1 25
0.7%
9.7%
Q4 24
8.7%
Q3 24
4.7%
5.1%
Q2 24
-7.7%
4.3%
Q1 24
-15.7%
3.9%
EPS (diluted)
ARQ
ARQ
FTK
FTK
Q4 25
$-1.20
$0.09
Q3 25
$-0.02
$0.53
Q2 25
$-0.05
$0.05
Q1 25
$0.00
$0.17
Q4 24
$-0.03
$0.15
Q3 24
$0.04
$0.08
Q2 24
$-0.06
$0.06
Q1 24
$-0.09
$0.05

Balance Sheet & Financial Strength

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

Metric
ARQ
ARQ
FTK
FTK
Cash + ST InvestmentsLiquidity on hand
$6.6M
$5.7M
Total DebtLower is stronger
$28.7M
$40.0M
Stockholders' EquityBook value
$168.0M
$113.1M
Total Assets
$230.6M
$220.0M
Debt / EquityLower = less leverage
0.17×
0.35×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARQ
ARQ
FTK
FTK
Q4 25
$6.6M
$5.7M
Q3 25
$7.0M
$4.6M
Q2 25
$7.0M
$5.0M
Q1 25
$6.3M
$6.3M
Q4 24
$13.5M
$4.4M
Q3 24
$48.7M
$5.0M
Q2 24
$28.5M
$4.8M
Q1 24
$35.2M
$5.2M
Total Debt
ARQ
ARQ
FTK
FTK
Q4 25
$28.7M
$40.0M
Q3 25
$26.1M
$40.0M
Q2 25
$28.9M
$40.0M
Q1 25
$27.1M
Q4 24
$25.1M
Q3 24
$21.6M
Q2 24
$22.2M
Q1 24
$22.6M
$194.0K
Stockholders' Equity
ARQ
ARQ
FTK
FTK
Q4 25
$168.0M
$113.1M
Q3 25
$217.2M
$110.5M
Q2 25
$216.8M
$71.8M
Q1 25
$218.2M
$119.7M
Q4 24
$217.3M
$113.9M
Q3 24
$218.1M
$109.0M
Q2 24
$189.6M
$106.2M
Q1 24
$175.2M
$103.9M
Total Assets
ARQ
ARQ
FTK
FTK
Q4 25
$230.6M
$220.0M
Q3 25
$277.9M
$212.7M
Q2 25
$284.5M
$172.2M
Q1 25
$283.7M
$170.2M
Q4 24
$284.4M
$170.8M
Q3 24
$280.0M
$160.6M
Q2 24
$248.6M
$156.0M
Q1 24
$229.8M
$155.8M
Debt / Equity
ARQ
ARQ
FTK
FTK
Q4 25
0.17×
0.35×
Q3 25
0.12×
0.36×
Q2 25
0.13×
0.56×
Q1 25
0.12×
Q4 24
0.12×
Q3 24
0.10×
Q2 24
0.12×
Q1 24
0.13×
0.00×

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
FTK
FTK
Operating Cash FlowLast quarter
$-2.8M
$6.2M
Free Cash FlowOCF − Capex
$-3.5M
FCF MarginFCF / Revenue
-12.0%
Capex IntensityCapex / Revenue
2.7%
Cash ConversionOCF / Net Profit
2.07×
TTM Free Cash FlowTrailing 4 quarters
$-11.3M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARQ
ARQ
FTK
FTK
Q4 25
$-2.8M
$6.2M
Q3 25
$5.3M
$-1.9M
Q2 25
$527.0K
$-4.5M
Q1 25
$-5.8M
$7.3M
Q4 24
$5.2M
$-2.6M
Q3 24
$7.7M
$5.1M
Q2 24
$-3.0M
$-3.1M
Q1 24
$526.0K
$3.9M
Free Cash Flow
ARQ
ARQ
FTK
FTK
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
FTK
FTK
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
FTK
FTK
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
FTK
FTK
Q4 25
2.07×
Q3 25
-0.09×
Q2 25
-2.54×
Q1 25
-28.59×
1.36×
Q4 24
-0.58×
Q3 24
4.76×
2.01×
Q2 24
-1.55×
Q1 24
2.49×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ARQ
ARQ

Segment breakdown not available.

FTK
FTK

Related Party$49.6M74%
Nonrelated Party$17.9M26%

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