Arq, Inc. (ARQ) Stock Price History

Historical prices from 2004 to 2026

$2.04-0.03 (-1.45%)close Sep 23

Returns

1M: -7.7%
3M: -17.1%
YTD: -38.7%
1Y: -71.7%
3Y: +6.9%
5Y: -20.1%

ATH$29.17Dec 2013-93.0%

ATL$1.02Oct 2009pre-split

Avg Vol (50D)222K/ day

52-Week Range$1.54 — $7.70

LowCurrent: $2.04High

Loading 10-year price history...

ARQ Historical Performance

1 YearTotal Return

-71.7%

Price: -71.7%

3 YearsTotal Return

+22.2%

CAGR: +6.9%

Price: +22.2%

5 YearsTotal Return

-67.4%

CAGR: -20.1%

Price: -67.4%

YTD

-38.7%

ARQ Annual Returns

Year-by-year price performance · 2004–2026

Best+204.4%2013

Worst-67.3%2015

Up years11/23

2004+187.3%

2005-22.8%

2006-3.5%

2007-55.1%

2008-60.6%

2009+65.8%

2010+78.8%

2011+98.6%

2012-25.0%

2013+204.4%

2014-14.0%

2015-67.3%

2016+30.1%

2017+1.3%

2018+11.1%

2019-1.9%

2020-47.3%

2021+23.3%

2022-63.9%

2023+26.3%

2024+165.6%

2025-55.9%

2026-40.8%

2004 annual price return: +187.3%
2005 annual price return: -22.8%
2006 annual price return: -3.5%
2007 annual price return: -55.1%
2008 annual price return: -60.6%
2009 annual price return: +65.8%
2010 annual price return: +78.8%
2011 annual price return: +98.6%
2012 annual price return: -25.0%
2013 annual price return: +204.4%
2014 annual price return: -14.0%
2015 annual price return: -67.3%
2016 annual price return: +30.1%
2017 annual price return: +1.3%
2018 annual price return: +11.1%
2019 annual price return: -1.9%
2020 annual price return: -47.3%
2021 annual price return: +23.3%
2022 annual price return: -63.9%
2023 annual price return: +26.3%
2024 annual price return: +165.6%
2025 annual price return: -55.9%
2026 annual price return: -40.8%

LessMore

ARQ Stock Price Trajectory (2004–2026)

As of September 24, 2026, Arq, Inc. (ARQ) trades at $2.04, representing a -71.7% return over the past year. The stock has delivered a -67.4% total return over five years (-20.1% CAGR), reflecting challenging market conditions.

The stock reached its all-time high of $29.17 on December 2, 2013. From this peak, ARQ has corrected -93.0%, currently trading 24% below its 200-day moving average, suggesting potential weakness.

When compared to Industrials sector peers CECO (+46.9% 1Y), MERC (-88.6% 1Y), and CLNE (-39.1% 1Y), ARQ has underperformed the peer group average. Compare ARQ vs CECO →

ARQ Historical Price Data · from 2004

Rows 1–50 of 5,703

Date	Open	High	Low	Close	Volume	Change %
2026-09-23	2.10	2.16	2.01	2.04	98K	-1.45%
2026-09-22	2.02	2.08	2.01	2.07	154K	+2.48%
2026-09-21	2.04	2.05	2.01	2.02	146K	-1.46%
2026-09-18	2.06	2.15	2.01	2.05	302K	-0.49%
2026-09-17	2.14	2.14	2.03	2.06	119K	-2.14%
2026-09-16	2.07	2.12	2.06	2.10	122K	+1.69%
2026-09-15	2.16	2.18	2.04	2.07	217K	-3.27%
2026-09-14	2.20	2.22	2.13	2.14	167K	-2.73%
2026-09-11	2.23	2.25	2.18	2.20	126K	-1.35%
2026-09-10	2.18	2.24	2.15	2.23	110K	+2.29%
2026-09-09	2.20	2.24	2.15	2.18	169K	-1.36%
2026-09-08	2.29	2.30	2.21	2.21	76K	-3.91%
2026-09-04	2.25	2.31	2.21	2.30	173K	+1.55%
2026-09-03	2.23	2.27	2.15	2.27	200K	+2.95%
2026-09-02	2.07	2.21	2.07	2.20	368K	+7.32%
2026-09-01	2.10	2.12	1.99	2.05	886K	-3.30%
2026-08-31	2.14	2.17	2.08	2.12	191K	-1.85%
2026-08-28	2.20	2.22	2.15	2.16	125K	-1.82%
2026-08-27	2.23	2.23	2.15	2.20	141K	+2.33%
2026-08-26	2.17	2.17	2.10	2.15	183K	-0.92%
2026-08-25	2.27	2.27	2.16	2.17	185K	-1.81%
2026-08-24	2.30	2.39	2.17	2.21	160K	-3.91%
2026-08-21	2.29	2.33	2.22	2.30	139K	+1.77%
2026-08-20	2.14	2.26	2.14	2.26	208K	+4.15%
2026-08-19	2.22	2.37	2.15	2.17	402K	-2.25%
2026-08-18	2.31	2.31	2.21	2.22	147K	-3.90%
2026-08-17	2.30	2.35	2.24	2.31	117K	-1.28%
2026-08-14	2.28	2.35	2.25	2.34	217K	+2.63%
2026-08-13	2.24	2.40	2.22	2.28	445K	-0.87%
2026-08-12	2.29	2.32	2.20	2.30	139K	+1.32%
2026-08-11	2.35	2.43	2.17	2.27	577K	+9.66%
2026-08-10	2.08	2.20	2.04	2.07	320K	-0.48%
2026-08-07	2.12	2.15	2.07	2.08	211K	-1.42%
2026-08-06	2.09	2.13	2.04	2.11	197K	+2.93%
2026-08-05	2.08	2.14	2.04	2.05	174K	-0.97%
2026-08-04	2.03	2.12	2.00	2.07	224K	+2.99%
2026-08-03	1.95	2.06	1.93	2.01	365K	+2.03%
2026-07-31	2.08	2.08	1.95	1.97	184K	-4.37%
2026-07-30	1.95	2.08	1.93	2.06	192K	+6.19%
2026-07-29	1.95	1.98	1.89	1.94	232K	-0.51%
2026-07-28	2.00	2.02	1.94	1.95	221K	-2.01%
2026-07-27	2.20	2.20	1.98	1.99	188K	-1.97%
2026-07-24	2.02	2.07	2.01	2.03	141K	-0.49%
2026-07-23	2.03	2.07	1.99	2.04	192K	-1.92%
2026-07-22	2.07	2.15	2.04	2.08	221K	+0.48%
2026-07-21	2.09	2.15	2.05	2.07	383K	-0.96%
2026-07-20	2.06	2.13	1.93	2.09	424K	+1.46%
2026-07-17	2.14	2.16	2.06	2.06	203K	-5.50%
2026-07-16	2.21	2.21	2.15	2.18	109K	-0.91%
2026-07-15	2.22	2.30	2.17	2.20	101K	-0.90%

Consensus & Technical Research Suite

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ARQ Chart Terminal

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Live Breakouts Feed

LIVE

High-probability breakout stocks crossing their pivot across 5 pattern engines.

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Intrinsic Valuation

DCF models, multiple analysis, and analyst estimates.

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Historical Returns

10-year return with dividends reinvested.

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Peer Comparison

Compare growth, multiples, and margins vs sector.

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ARQ — Frequently Asked Questions

Quick answers to the most common questions about buying ARQ stock.

How has ARQ stock performed recently?

ARQ declined -71.7% over the past year, below its 5-year annualized CAGR of -20.1%. The stock trades below its 200-day moving average, reflecting the downtrend.

What is ARQ's all-time high price?

Arq, Inc. reached $29.17 on 2013-12-02. The 52-week high is $7.70. Current 1-year return of -71.7% places the stock further from historical peaks.

Where can I download ARQ historical price data?

This page provides ARQ daily OHLCV data with 50-day MA, 200-day MA, and RSI indicators. Data spans 2004-2026, downloadable in CSV format.

ARQ Stock Price Trajectory (2004–2026)

When compared to Industrials sector peers CECO (+46.9% 1Y), MERC (-88.6% 1Y), and CLNE (-39.1% 1Y), ARQ has underperformed the peer group average. Compare ARQ vs CECO →

Date

Open

High

Low

Volume

Change %

2026-09-23

2.10

2.16

2.01

2.04

98K

-1.45%

2026-09-22

2.02

2.08

2.01

2.07

154K

+2.48%

2026-09-21

2.04

2.05

2.01

2.02

146K

-1.46%

2026-09-18

2.06

2.15

2.01

2.05

302K

-0.49%

2026-09-17

2.14

2.03

2.06

119K

-2.14%

2026-09-16

2.07

2.12

2.06

2.10

122K

+1.69%

2026-09-15

2.16

2.18

2.04

2.07

217K

-3.27%

2026-09-14

2.20

2.22

2.13

2.14

167K

-2.73%

2026-09-11

2.23

2.25

2.18

2.20

126K

-1.35%

2026-09-10

2.18

2.24

2.15

2.23

110K

+2.29%

2026-09-09

2.20

2.24

2.15

2.18

169K

-1.36%

2026-09-08

2.29

2.30

2.21

76K

-3.91%

2026-09-04

2.25

2.31

2.21

2.30

173K

+1.55%

2026-09-03

2.23

2.27

2.15

2.27

200K

+2.95%

2026-09-02

2.07

2.21

2.07

2.20

368K

+7.32%

2026-09-01

2.10

2.12

1.99

2.05

886K

-3.30%

2026-08-31

2.14

2.17

2.08

2.12

191K

-1.85%

2026-08-28

2.20

2.22

2.15

2.16

125K

-1.82%

2026-08-27

2.23

2.15

2.20

141K

+2.33%

2026-08-26

2.17

2.10

2.15

183K

-0.92%

2026-08-25

2.27

2.16

2.17

185K

-1.81%

2026-08-24

2.30

2.39

2.17

2.21

160K

-3.91%

2026-08-21

2.29

2.33

2.22

2.30

139K

+1.77%

2026-08-20

2.14

2.26

2.14

2.26

208K

+4.15%

2026-08-19

2.22

2.37

2.15

2.17

402K

-2.25%

2026-08-18

2.31

2.21

2.22

147K

-3.90%

2026-08-17

2.30

2.35

2.24

2.31

117K

-1.28%

2026-08-14

2.28

2.35

2.25

2.34

217K

+2.63%

2026-08-13

2.24

2.40

2.22

2.28

445K

-0.87%

2026-08-12

2.29

2.32

2.20

2.30

139K

+1.32%

2026-08-11

2.35

2.43

2.17

2.27

577K

+9.66%

2026-08-10

2.08

2.20

2.04

2.07

320K

-0.48%

2026-08-07

2.12

2.15

2.07

2.08

211K

-1.42%

2026-08-06

2.09

2.13

2.04

2.11

197K

+2.93%

2026-08-05

2.08

2.14

2.04

2.05

174K

-0.97%

2026-08-04

2.03

2.12

2.00

2.07

224K

+2.99%

2026-08-03

1.95

2.06

1.93

2.01

365K

+2.03%

2026-07-31

2.08

1.95

1.97

184K

-4.37%

2026-07-30

1.95

2.08

1.93

2.06

192K

+6.19%

2026-07-29

1.95

1.98

1.89

1.94

232K

-0.51%

2026-07-28

2.00

2.02

1.94

1.95

221K

-2.01%

2026-07-27

2.20

1.98

1.99

188K

-1.97%

2026-07-24

2.02

2.07

2.01

2.03

141K

-0.49%

2026-07-23

2.03

2.07

1.99

2.04

192K

-1.92%

2026-07-22

2.07

2.15

2.04

2.08

221K

+0.48%

2026-07-21

2.09

2.15

2.05

2.07

383K

-0.96%

2026-07-20

2.06

2.13

1.93

2.09

424K

+1.46%

2026-07-17

2.14

2.16

2.06

203K

-5.50%

2026-07-16

2.21

2.15

2.18

109K

-0.91%

2026-07-15

2.22

2.30

2.17

2.20

101K

-0.90%

Arq, Inc. (ARQ) Stock Price History

ARQ Historical Performance

ARQ Annual Returns

Download Historical Data

ARQ Stock Price Trajectory (2004–2026)

ARQ Historical Price Data · from 2004

ARQ Chart Terminal

Live Breakouts Feed

Intrinsic Valuation

Historical Returns

Peer Comparison

Arq, Inc. (ARQ) Stock Price History

ARQ Historical Performance

ARQ Annual Returns

Download Historical Data

ARQ Stock Price Trajectory (2004–2026)

ARQ Historical Price Data · from 2004

ARQ Chart Terminal

Live Breakouts Feed

Intrinsic Valuation

Historical Returns

Peer Comparison