vs

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

Byrna Technologies Inc. is the larger business by last-quarter revenue ($35.2M vs $29.4M, roughly 1.2× Arq, Inc.). On growth, Byrna Technologies Inc. posted the faster year-over-year revenue change (26.0% vs 8.8%). Byrna Technologies Inc. produced more free cash flow last quarter ($8.1M vs $-3.5M). Over the past eight quarters, Byrna Technologies Inc.'s revenue compounded faster (45.5% 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.

Byrna Technologies Inc. designs, manufactures and markets innovative less-lethal personal safety and self-defense products, including handheld kinetic launchers, specialized non-lethal projectiles and related accessories. Its core customer segments cover individual consumers, law enforcement agencies, private security firms and educational institutions, with primary markets across North America and expanding global distribution networks.

ARQ vs BYRN — Head-to-Head

Bigger by revenue
BYRN
BYRN
1.2× larger
BYRN
$35.2M
$29.4M
ARQ
Growing faster (revenue YoY)
BYRN
BYRN
+17.1% gap
BYRN
26.0%
8.8%
ARQ
More free cash flow
BYRN
BYRN
$11.7M more FCF
BYRN
$8.1M
$-3.5M
ARQ
Faster 2-yr revenue CAGR
BYRN
BYRN
Annualised
BYRN
45.5%
16.4%
ARQ

Income Statement — Q4 FY2025 vs Q4 FY2025

Metric
ARQ
ARQ
BYRN
BYRN
Revenue
$29.4M
$35.2M
Net Profit
$3.4M
Gross Margin
13.6%
59.8%
Operating Margin
-174.1%
11.2%
Net Margin
9.5%
Revenue YoY
8.8%
26.0%
Net Profit YoY
-65.2%
EPS (diluted)
$-1.20
$0.14

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
BYRN
BYRN
Q4 25
$29.4M
$35.2M
Q3 25
$35.1M
$28.2M
Q2 25
$28.6M
$28.5M
Q1 25
$27.2M
$26.2M
Q4 24
$27.0M
$28.0M
Q3 24
$34.8M
$20.9M
Q2 24
$25.4M
$20.3M
Q1 24
$21.7M
$16.7M
Net Profit
ARQ
ARQ
BYRN
BYRN
Q4 25
$3.4M
Q3 25
$-653.0K
$2.2M
Q2 25
$-2.1M
$2.4M
Q1 25
$203.0K
$1.7M
Q4 24
$9.7M
Q3 24
$1.6M
$1.0M
Q2 24
$-2.0M
$2.1M
Q1 24
$-3.4M
$17.0K
Gross Margin
ARQ
ARQ
BYRN
BYRN
Q4 25
13.6%
59.8%
Q3 25
28.8%
60.1%
Q2 25
33.3%
61.6%
Q1 25
36.4%
60.8%
Q4 24
36.3%
62.8%
Q3 24
38.6%
62.4%
Q2 24
32.2%
62.0%
Q1 24
36.9%
57.9%
Operating Margin
ARQ
ARQ
BYRN
BYRN
Q4 25
-174.1%
11.2%
Q3 25
-2.4%
10.2%
Q2 25
-5.4%
11.7%
Q1 25
2.4%
6.5%
Q4 24
1.5%
14.6%
Q3 24
5.8%
4.0%
Q2 24
-5.6%
9.4%
Q1 24
-13.7%
-1.0%
Net Margin
ARQ
ARQ
BYRN
BYRN
Q4 25
9.5%
Q3 25
-1.9%
7.9%
Q2 25
-7.5%
8.5%
Q1 25
0.7%
6.3%
Q4 24
34.6%
Q3 24
4.7%
4.9%
Q2 24
-7.7%
10.2%
Q1 24
-15.7%
0.1%
EPS (diluted)
ARQ
ARQ
BYRN
BYRN
Q4 25
$-1.20
$0.14
Q3 25
$-0.02
$0.09
Q2 25
$-0.05
$0.10
Q1 25
$0.00
$0.07
Q4 24
$-0.03
$0.42
Q3 24
$0.04
$0.04
Q2 24
$-0.06
$0.09
Q1 24
$-0.09
$0.00

Balance Sheet & Financial Strength

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

Metric
ARQ
ARQ
BYRN
BYRN
Cash + ST InvestmentsLiquidity on hand
$6.6M
$15.5M
Total DebtLower is stronger
$28.7M
Stockholders' EquityBook value
$168.0M
$65.8M
Total Assets
$230.6M
$84.5M
Debt / EquityLower = less leverage
0.17×

8-quarter trend — quarters aligned by calendar period.

Cash + ST Investments
ARQ
ARQ
BYRN
BYRN
Q4 25
$6.6M
$15.5M
Q3 25
$7.0M
$9.0M
Q2 25
$7.0M
Q1 25
$6.3M
$19.3M
Q4 24
$13.5M
$25.7M
Q3 24
$48.7M
$20.1M
Q2 24
$28.5M
$24.8M
Q1 24
$35.2M
$24.2M
Total Debt
ARQ
ARQ
BYRN
BYRN
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
BYRN
BYRN
Q4 25
$168.0M
$65.8M
Q3 25
$217.2M
$63.1M
Q2 25
$216.8M
$60.1M
Q1 25
$218.2M
$56.8M
Q4 24
$217.3M
$54.4M
Q3 24
$218.1M
$44.5M
Q2 24
$189.6M
$45.3M
Q1 24
$175.2M
$43.2M
Total Assets
ARQ
ARQ
BYRN
BYRN
Q4 25
$230.6M
$84.5M
Q3 25
$277.9M
$78.6M
Q2 25
$284.5M
Q1 25
$283.7M
$71.0M
Q4 24
$284.4M
$71.9M
Q3 24
$280.0M
$59.0M
Q2 24
$248.6M
$57.5M
Q1 24
$229.8M
$52.7M
Debt / Equity
ARQ
ARQ
BYRN
BYRN
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
BYRN
BYRN
Operating Cash FlowLast quarter
$-2.8M
$9.9M
Free Cash FlowOCF − Capex
$-3.5M
$8.1M
FCF MarginFCF / Revenue
-12.0%
23.1%
Capex IntensityCapex / Revenue
2.7%
5.1%
Cash ConversionOCF / Net Profit
2.95×
TTM Free Cash FlowTrailing 4 quarters
$-11.3M
$-9.2M

8-quarter trend — quarters aligned by calendar period.

Operating Cash Flow
ARQ
ARQ
BYRN
BYRN
Q4 25
$-2.8M
$9.9M
Q3 25
$5.3M
$-2.3M
Q2 25
$527.0K
$-5.5M
Q1 25
$-5.8M
$-3.8M
Q4 24
$5.2M
$7.3M
Q3 24
$7.7M
$-1.4M
Q2 24
$-3.0M
$1.9M
Q1 24
$526.0K
$3.9M
Free Cash Flow
ARQ
ARQ
BYRN
BYRN
Q4 25
$-3.5M
$8.1M
Q3 25
$3.1M
$-4.5M
Q2 25
$-1.4M
$-6.4M
Q1 25
$-9.5M
$-6.4M
Q4 24
$-37.8M
$6.3M
Q3 24
$-5.8M
$-2.1M
Q2 24
$-22.1M
$1.4M
Q1 24
$-9.1M
$3.8M
FCF Margin
ARQ
ARQ
BYRN
BYRN
Q4 25
-12.0%
23.1%
Q3 25
8.8%
-16.0%
Q2 25
-4.7%
-22.4%
Q1 25
-34.9%
-24.5%
Q4 24
-139.6%
22.5%
Q3 24
-16.5%
-10.0%
Q2 24
-87.1%
7.0%
Q1 24
-41.7%
22.6%
Capex Intensity
ARQ
ARQ
BYRN
BYRN
Q4 25
2.7%
5.1%
Q3 25
6.3%
8.0%
Q2 25
6.6%
3.3%
Q1 25
13.6%
10.1%
Q4 24
158.9%
3.4%
Q3 24
38.7%
3.3%
Q2 24
75.5%
2.6%
Q1 24
44.1%
1.0%
Cash Conversion
ARQ
ARQ
BYRN
BYRN
Q4 25
2.95×
Q3 25
-1.01×
Q2 25
-2.25×
Q1 25
-28.59×
-2.27×
Q4 24
0.75×
Q3 24
4.76×
-1.36×
Q2 24
0.93×
Q1 24
231.88×

Financial Flow Comparison

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

Revenue Breakdown by Segment

ARQ
ARQ

Segment breakdown not available.

BYRN
BYRN

E Commerce$23.0M65%
Wholesale Dealerdistributors$10.9M31%
Other$1.3M4%

Related Comparisons