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NASDAQ · Pollution & Treatment Controls · USD

Arq, Inc. (ARQ) Stock Analysis

Arq, Inc. (ARQ) is a Pollution & Treatment Controls stock listed on NASDAQ and quoted in US Dollar.

Last Updated: October 21, 2026

ARQ

$1.84

−$0.02 (−1.08%)

Oct 21, 2026 · Market close

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Price History

Hover for the daily close. The dotted line marks the period open.

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ARQ Key Statistics

As of Oct 21, 2026
Trading
Open
$1.85
Previous Close
$1.86
Day's Range
1.76–1.87
52-Week Range
1.54–7.07
Volume
248.23K
BetaHow much the share price moves relative to the wider market. 1.0 moves in line with it; above 1.0 swings more, below 1.0 less.
2.87
Valuation
Market Cap
$80.35M
P/E Ratio
unprofitable
Forward P/EShare price divided by forecast earnings for the year ahead, rather than the year just past.
46.00
PEG RatioThe P/E ratio divided by the expected earnings growth rate. It puts a high P/E in the context of how fast profits are growing.
11.75
P/S ratioMarket value divided by annual revenue. Useful for companies that are not yet profitable, where a P/E cannot be calculated.
0.65
EPS (ttm)Profit attributable to each share over the last twelve months.
−1.27
Financials (FY)
Revenue (FY)
$120.34M+10.44%
Net Income (FY)
−$52.61M
Profit marginThe share of revenue left as profit after all costs and taxes.
−42.19%
Shares OutstandingThe total number of shares held by all investors. Market value is this figure multiplied by the share price.
43.67M
1-Year Return
−73.68%
Dividend and dates
Earnings Date
November 4, 2026
Avg Volume
231.56K

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

Key facts

As of October 21, 2026, ARQ closed at $1.84, −73.68% over 1 year.

Arq, Inc. (ARQ) has a market capitalization of $80.35M.

In fiscal 2025, ARQ reported revenue of $120.34M.

ARQ Stock Return by Calendar Year

Arq, Inc. (ARQ) 10-year return: what $10,000 became

1 year
$10,000 $2,632
−73.68%
5 years
$10,000 $2,784
−72.16%
10 years
$10,000 $2,971
−70.29%

If you had invested $10,000 in Arq, Inc. (ARQ) 10 years ago, at the close on October 21, 2016, it would have been worth $2,971 at the close on October 21, 2026: −70.29% in total, −11.43% a year, with dividends reinvested. A historical calculation from closing prices adjusted for splits and dividends, before fees and taxes.

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

YearReturn
2026 (partial year)−43.73%
2025−56.80%
2024+154.03%
2023+22.63%
2022−63.29%
2021+20.36%
2020−46.55%
2019+8.35%
2018+20.38%
2017+12.78%
2016 (partial year)+26.06%

As of October 21, 2026.

ARQ Revenue and Earnings by Fiscal Year

FY ends December
Fiscal yearRevenueNet incomeNet margin
2025$120.34M−$52.61M−43.7%
2024$108.96M−$5.11M−4.7%
2023$99.18M−$12.25M−12.3%
2022$102.99M−$8.92M−8.7%
Fiscal yearRevenueGross profitOperating incomeNet incomeNet margin
2025$120.34M$33.53M−$8.11M−$52.61M−43.7%
2024$108.96M$39.44M−$1.90M−$5.11M−4.7%
2023$99.18M$31.86M−$16.07M−$12.25M−12.3%
2022$102.99M$22.52M−$12.07M−$8.92M−8.7%

Annual figures as reported, in the company's reporting currency. As of December 31, 2025.

ARQ Dividend History

$0.25−75.0% vs 2019

Dividends per share, 2020 · 1 payments

YearDividends per sharePaymentsChange
2020$0.251−75.0%
2019$1.004+0.0%
2018$1.004+33.3%
2017$0.753—

Most recent payment: $0.25 per share, ex-dividend February 20, 2020. Per-share amounts summed by calendar year from ex-dividend dates. Partial years are shown muted and marked with an asterisk.

ARQ Valuation vs Pollution & Treatment Controls Median

Median of 16 stocks
MetricARQPollution & Treatment Controls medianvs median
P/S ratio0.653.970.2x the median
Profit margin−42.19%−12.75%29.4 pts below

Medians across 16 Pollution & Treatment Controls stocks that report the metric. Medians, not averages, so one outlier cannot move them. As of October 21, 2026.

Recent News

All 13 articles ↓

News provided by third-party sources. Not financial advice.

Analysis

Data-derived

Company Overview

The market values Arq, Inc. (ARQ) at $80.35M. The company sits in the Industrials sector, in the Pollution & Treatment Controls industry. The company reports 201 employees.

Over the past 52 weeks the price has ranged from $1.54 to $7.07. ARQ last closed at $1.84 on October 21, 2026. That is −$0.02 (−1.08%) against the previous close. The latest close sits 19.48% above that 52-week low.

Financial Health

Fiscal 2025 revenue came to $120.34M. That is +10.44% against the prior fiscal year, when revenue was $108.96M. The same year closed with a net loss of $52.61M. The reported profit margin is −42.19%. That is 29.4 percentage points below the Pollution & Treatment Controls median of −12.75%. Earnings per share on a trailing basis come to −1.27.

Across the 4 fiscal years on file, revenue moves from $102.99M in 2022 to $120.34M in 2025. Of those 4 years, 0 report positive net income.

Valuation Assessment

The record shows negative trailing earnings, so no price-to-earnings ratio is published. On forward earnings the ratio is 46. The PEG ratio, which sets the P/E against expected earnings growth, reads 11.75. Measured against sales, the shares trade at 0.65 times revenue. On price-to-sales that is 0.2 times the Pollution & Treatment Controls median of 3.97. The medians here are taken across 16 Pollution & Treatment Controls companies that report the metric.

The reported beta is 2.87. Daily returns over the trailing 10 years annualize to a volatility of 65.22%. The trailing one-year total return is −73.68%. Measured over 10 years, that is −11.43% a year compounded.

Growth & Income

The latest dividend on file for ARQ dates from 2020. Dividends are recorded for 4 calendar years; 2020 shows 1 payments totalling $0.25 a share. The year before, 2019, totalled $1.00 a share.

2026 is still running; the total return is −43.73% year to date. The strongest complete calendar year on file is 2024 at +154.03%; the weakest is 2022 at −63.29%. Of the 9 complete calendar years on file, 6 finished higher.

Peer Comparison

Arq, Inc. (ARQ) operates in the Pollution & Treatment Controls industry. Here is how it compares to its closest peers by market capitalization:

Company Ticker Market Cap P/E Ratio
Arq, Inc. ARQ $80.35M —
Veralto Corporation VLTO $24.70B 25.5
Zurn Elkay Water Solutions Corporation ZWS $8.02B 30.1
CECO Environmental Corp. CECO $3.94B —

The Pollution & Treatment Controls industry average P/E ratio is 27.8x. Arq, Inc. has no P/E ratio because it is not currently profitable.

Every figure above is read from this page's own data on each daily rebuild. Informational only, not financial advice. As of October 21, 2026.

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About Arq, Inc.

Arq, Inc., an environmental technology company, engages in the sale of consumable air, water, and soil treatment solutions based on activated carbon in the United States and Canada. Its products include granular activated carbon, powdered activated carbon, and colloidal carbon products; and additives for air emissions control. The company's products are used in various applications, including water treatment, ground water remediation, soil sediments, air emissions, and asphalt additives. The company was formerly known as Advanced Emissions Solutions, Inc. and changed its name to Arq, Inc. in February 2024. Arq, Inc. was founded in 1997 and is headquartered in Greenwood Village, Colorado.

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