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Arq Inc (ARQ)

Over the last 90 days, Arq Inc. saw a net insider buying value of $467,480.72, with a total of 6 transactions. Notably, there were 3 net buying insiders and 1 net buying executive. The company's stock has experienced an 18.8% decrease over the past 90 days. The last earnings report showed a 33.33% EPS beat.
Stock chart
Ticker: ARQ Exchange: NMS


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Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Voncannon Jay Loring
Chief Financial Officer
1 sale — total 37,929 USD
Sale 4 May 2026
Value US$2,087,515.94 | Price 35.43 | Shares 98,788
Buy 23 Mar 2026
Value US$407,338.99 | Price 99.91 | Shares 98,517
Buy 17 Mar 2026
Value US$18,900.00 | Price 1.89 | Shares 10,000
Buy 16 Mar 2026
Value US$1,917.90 | Price 1.92 | Shares 1,000
Buy 13 Mar 2026
Value US$151,008.75 | Price 1.95 | Shares 77,500
Buy 12 Mar 2026
Value US$1,918.50 | Price 1.92 | Shares 1,000
Buy 11 Nov 2025
Value US$101,487.34 | Price 3.54 | Shares 28,638
Buy 11 Nov 2025
Value US$21,310.20 | Price 3.55 | Shares 6,000
Buy 10 Nov 2025
Value US$33,660.00 | Price 3.74 | Shares 9,000
Buy 10 Nov 2025
Value US$189,590.00 | Price 3.79 | Shares 50,000
Sale 4 Aug 2025
Value US$13,473.20 | Price 5.20 | Shares 2,591
Sale 4 Aug 2025
Value US$14,258.40 | Price 5.20 | Shares 2,742
Sale 4 Aug 2025
Value US$9,266.40 | Price 5.20 | Shares 1,782
Sale 4 Aug 2025
Value US$15,870.40 | Price 5.20 | Shares 3,052
Buy 23 May 2025
Value US$102,500.00 | Price 4.10 | Shares 25,000
Buy 23 May 2025
Value US$205,000.00 | Price 4.10 | Shares 50,000
Buy 23 May 2025
Value US$307,500.00 | Price 4.10 | Shares 75,000
Buy 16 May 2025
Value US$73,760.00 | Price 4.61 | Shares 16,000
Buy 14 May 2025
Value US$49,262.55 | Price 3.93 | Shares 12,535
Buy 13 May 2025
Value US$11,684.00 | Price 4.00 | Shares 2,921
Buy 12 May 2025
Value US$1,608.00 | Price 4.02 | Shares 400
Buy 12 May 2025
Value US$18,720.00 | Price 4.00 | Shares 4,680
Buy 9 May 2025
Value US$2,095.20 | Price 3.60 | Shares 582
Sale 24 Mar 2025
Value US$24,490.44 | Price 4.68 | Shares 5,233
Sale 24 Mar 2025
Value US$30,869.28 | Price 4.68 | Shares 6,596
Sale 24 Mar 2025
Value US$16,646.76 | Price 4.68 | Shares 3,557
Sale 24 Mar 2025
Value US$24,345.36 | Price 4.68 | Shares 5,202
Buy 23 Sep 2024
Value US$131,250.00 | Price 5.25 | Shares 25,000
Buy 21 Nov 2023
Value US$63,300.00 | Price 2.53 | Shares 25,000
Buy 20 Nov 2023
Value US$86,908.50 | Price 2.48 | Shares 35,000
Buy 17 Nov 2023
Value US$73,386.00 | Price 2.45 | Shares 30,000
Buy 16 Nov 2023
Value US$61,207.50 | Price 2.45 | Shares 25,000
Buy 16 Nov 2023
Value US$72,849.00 | Price 2.43 | Shares 30,000
Sale 9 Mar 2023
Value US$617,172.00 | Price 4.00 | Shares 154,293
Buy 1 Feb 2023
Value US$210,968.00 | Price 4.00 | Shares 52,742
Buy 1 Feb 2023
Value US$26,104.00 | Price 4.00 | Shares 6,526
Buy 1 Feb 2023
Value US$4,788,496.00 | Price 4.00 | Shares 1,197,124
Buy 1 Feb 2023
Value US$2,527,464.00 | Price 4.00 | Shares 631,866
Buy 31 Dec 2019
Value US$1,085,434.27 | Price 10.39 | Shares 104,444
Buy 30 Dec 2019
Value US$225,716.67 | Price 10.29 | Shares 21,943
Buy 22 Nov 2019
Value US$258,524.88 | Price 10.84 | Shares 23,843
Buy 21 Nov 2019
Value US$655,534.18 | Price 10.50 | Shares 62,458
Buy 20 Nov 2019
Value US$1,879,315.84 | Price 10.41 | Shares 180,542
Buy 6 Sep 2019
Value US$139,052.16 | Price 12.88 | Shares 10,800
Buy 4 Sep 2019
Value US$2,493.50 | Price 12.47 | Shares 200
Buy 3 Sep 2019
Value US$617,550.00 | Price 12.35 | Shares 50,000
Buy 27 Aug 2019
Value US$312,207.50 | Price 12.49 | Shares 25,000
Buy 26 Aug 2019
Value US$83,963.72 | Price 12.44 | Shares 6,747
Buy 23 Aug 2019
Value US$236,217.50 | Price 12.43 | Shares 19,000
Buy 22 Aug 2019
Value US$40,462.08 | Price 12.64 | Shares 3,200
Buy 21 Aug 2019
Value US$304,855.00 | Price 12.19 | Shares 25,000
Buy 20 Aug 2019
Value US$188,951.07 | Price 12.04 | Shares 15,700
Buy 19 Aug 2019
Value US$481,508.94 | Price 11.88 | Shares 40,543
Buy 31 Dec 2018
Value US$568,793.50 | Price 10.34 | Shares 55,000
Sale 31 Dec 2018
Value US$462,739.50 | Price 10.28 | Shares 45,000
Buy 28 Dec 2018
Value US$549,312.50 | Price 9.99 | Shares 55,000
Sale 28 Dec 2018
Value US$496,980.00 | Price 9.94 | Shares 50,000
Buy 27 Dec 2018
Value US$98,530.00 | Price 9.85 | Shares 10,000
Buy 29 Jun 2018
Value US$304,821.84 | Price 11.29 | Shares 27,011
Buy 28 Jun 2018
Value US$222,464.24 | Price 11.11 | Shares 20,020
Sale 24 May 2018
Value US$13,655.36 | Price 11.12 | Shares 1,228
Buy 14 Dec 2017
Value US$179,859.94 | Price 9.86 | Shares 18,246
Buy 13 Dec 2017
Value US$2,413,284.59 | Price 9.89 | Shares 244,020
Sale 6 Dec 2017
Value US$81,717.00 | Price 8.17 | Shares 10,000
Sale 28 Jun 2017
Value US$18,426.00 | Price 9.21 | Shares 2,000
Sale 28 Jun 2017
Value US$24,840.00 | Price 9.20 | Shares 2,700
Sale 23 Jun 2017
Value US$2,856.00 | Price 9.52 | Shares 300
Buy 20 Jan 2017
Value US$2,081,439.00 | Price 9.00 | Shares 231,271
Buy 2 Oct 2014
Value US$7,863,750.00 | Price 20.97 | Shares 375,000
Planned sale 13 Jan 2014
Value US$63,713.05 | Price 53.05 | Shares 1,201
Planned sale 3 Jan 2014
Value US$54,100.00 | Price 54.10 | Shares 1,000
Planned sale 3 Jan 2014
Value US$54,070.00 | Price 54.07 | Shares 1,000
Planned sale 6 Dec 2013
Value US$56,430.00 | Price 56.43 | Shares 1,000
Planned sale 3 Dec 2013
Value US$55,740.00 | Price 55.74 | Shares 1,000
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2026-05-06 2026-05-04 S Sale

Chief Financial Officer

Officer
98,788 -35.0%
35.43
US$2,087,516
98,788 -35.0% 35.43 US$2,087,516
2026-03-24 2026-03-23 B Purchase Non-Executive Director
98,517 -29.2%
99.91
US$407,339
98,517 -29.2% 99.91 US$407,339
2026-03-19 2026-03-17 B Purchase

Chief Technology Officer

Officer
6,749 -15.8%
341.85
US$2,566,132
6,749 -15.8% 341.85 US$2,566,132
2026-03-16 2026-03-16 B Purchase

Gen Counsel, Corp Secretary

Officer
1,000 +1.0%
1.92
US$1,918
1,000 +1.0% 1.92 US$1,918
2026-03-17 2026-03-13 B Purchase Non-Executive Director
77,500 +80.3%
1.95
US$151,009
77,500 +80.3% 1.95 US$151,009
2026-03-16 2026-03-12 B Purchase

Gen Counsel, Corp Secretary

Officer
1,000 +1.0%
1.92
US$1,918
1,000 +1.0% 1.92 US$1,918
2025-11-13 2025-11-11 B Purchase Non-Executive Director
28,638 +12.7%
3.54
US$101,487
28,638 +12.7% 3.54 US$101,487
2025-11-13 2025-11-11 B Purchase

Chief Financial Officer

Officer
6,000 +10.2%
3.55
US$21,310
6,000 +10.2% 3.55 US$21,310
2025-11-13 2025-11-10 B Purchase

Chief Financial Officer

Officer
9,000 +18.0%
3.74
US$33,660
9,000 +18.0% 3.74 US$33,660
2025-11-12 2025-11-10 B Purchase

Chief Executive Officer

Executive Director
50,000 +241.3%
3.79
US$189,590
50,000 +241.3% 3.79 US$189,590
2025-08-06 2025-08-04 S Sale

Gen Counsel, Corp Secretary

Officer
2,591 -3.0%
5.20
US$13,473
2,591 -3.0% 5.20 US$13,473
2025-08-06 2025-08-04 S Sale

Chief Accounting Officer

Officer
2,742 -3.6%
5.20
US$14,258
2,742 -3.6% 5.20 US$14,258
2025-08-06 2025-08-04 S Sale

Chief Operating Officer

Officer
1,782 -1.3%
5.20
US$9,266
1,782 -1.3% 5.20 US$9,266
2025-08-06 2025-08-04 S Sale

Chief Technology Officer

Officer
3,052 -0.8%
5.20
US$15,870
3,052 -0.8% 5.20 US$15,870
2025-05-28 2025-05-23 B Purchase

Chief Executive Officer

Executive Director
25,000 +5.5%
4.10
US$102,500
25,000 +5.5% 4.10 US$102,500
2025-05-28 2025-05-23 B Purchase Non-Executive Director
50,000 +15.4%
4.10
US$205,000
50,000 +15.4% 4.10 US$205,000
2025-05-27 2025-05-23 B Purchase Non-Executive Director
75,000 +49.6%
4.10
US$307,500
75,000 +49.6% 4.10 US$307,500
2025-05-20 2025-05-16 B Purchase

Chief Technology Officer

Officer
16,000 +4.5%
4.61
US$73,760
16,000 +4.5% 4.61 US$73,760
2025-05-15 2025-05-14 B Purchase

Chief Executive Officer

Executive Director
12,535 +153.2%
3.93
US$49,263
12,535 +153.2% 3.93 US$49,263
2025-05-15 2025-05-13 B Purchase

Chief Executive Officer

Executive Director
2,921 +55.5%
4.00
US$11,684
2,921 +55.5% 4.00 US$11,684
2025-05-14 2025-05-12 B Purchase

Chief Operating Officer

Officer
400 +0.3%
4.02
US$1,608
400 +0.3% 4.02 US$1,608
2025-05-13 2025-05-12 B Purchase

Chief Executive Officer

Executive Director
4,680 +804.1%
4.00
US$18,720
4,680 +804.1% 4.00 US$18,720
2025-05-13 2025-05-09 B Purchase

Chief Executive Officer

Executive Director
582 +inf%
3.60
US$2,095
582 +inf% 3.60 US$2,095
2025-03-25 2025-03-24 S Sale

Chief Operating Officer

Officer
5,233 -3.6%
4.68
US$24,490
5,233 -3.6% 4.68 US$24,490
2025-03-25 2025-03-24 S Sale

Chief Technology Officer

Officer
6,596 -1.8%
4.68
US$30,869
6,596 -1.8% 4.68 US$30,869
2025-03-25 2025-03-24 S Sale

Chief Accounting Officer

Officer
3,557 -4.5%
4.68
US$16,647
3,557 -4.5% 4.68 US$16,647
2025-03-25 2025-03-24 S Sale

Gen Counsel, Corp Secretary

Officer
5,202 -5.8%
4.68
US$24,345
5,202 -5.8% 4.68 US$24,345
2024-09-24 2024-09-23 B Purchase

Chief Executive Officer

Executive Director
25,000 +5.9%
5.25
US$131,250
25,000 +5.9% 5.25 US$131,250
2023-11-21 2023-11-21 B Purchase

Chief Technology Officer

Officer
25,000 +11.0%
2.53
US$63,300
25,000 +11.0% 2.53 US$63,300
2023-11-21 2023-11-20 B Purchase

Chief Technology Officer

Officer
35,000 +18.2%
2.48
US$86,908
35,000 +18.2% 2.48 US$86,908
2023-11-21 2023-11-17 B Purchase

Chief Technology Officer

Officer
30,000 +18.5%
2.45
US$73,386
30,000 +18.5% 2.45 US$73,386
2023-11-20 2023-11-16 B Purchase

Chief Technology Officer

Officer
25,000 +18.3%
2.45
US$61,208
25,000 +18.3% 2.45 US$61,208
2023-11-20 2023-11-16 B Purchase

Chief Technology Officer

Officer
30,000 +28.1%
2.43
US$72,849
30,000 +28.1% 2.43 US$72,849
2023-03-13 2023-03-09 S Sale Non-Executive Director
154,293 -24.4%
4.00
US$617,172
154,293 -24.4% 4.00 US$617,172
2023-02-03 2023-02-01 B Purchase Non-Executive Director
52,742 +inf%
4.00
US$210,968
52,742 +inf% 4.00 US$210,968
2023-02-03 2023-02-01 B Purchase Non-Executive Director
6,526 +inf%
4.00
US$26,104
6,526 +inf% 4.00 US$26,104
2023-02-03 2023-02-01 B Purchase Non-Executive Director
1,197,124 +inf%
4.00
US$4,788,496
1,197,124 +inf% 4.00 US$4,788,496
2023-02-03 2023-02-01 B Purchase Non-Executive Director
631,866 +inf%
4.00
US$2,527,464
631,866 +inf% 4.00 US$2,527,464
2020-01-02 2019-12-31 B Purchase
104,444 +5.6%
10.39
US$1,085,434
104,444 +5.6% 10.39 US$1,085,434
2020-01-02 2019-12-30 B Purchase
21,943 +1.2%
10.29
US$225,717
21,943 +1.2% 10.29 US$225,717
2019-11-22 2019-11-22 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
23,843 +1.3%
10.84
US$258,525
23,843 +1.3% 10.84 US$258,525
2019-11-22 2019-11-21 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
62,458 +3.6%
10.50
US$655,534
62,458 +3.6% 10.50 US$655,534
2019-11-22 2019-11-20 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
180,542 +11.5%
10.41
US$1,879,316
180,542 +11.5% 10.41 US$1,879,316
2019-10-29 2019-09-06 B Purchase
10,800 +0.7%
12.88
US$139,052
10,800 +0.7% 12.88 US$139,052
2019-09-05 2019-09-04 B Purchase
200 +0.0%
12.47
US$2,494
200 +0.0% 12.47 US$2,494
2019-09-05 2019-09-03 B Purchase
50,000 +3.3%
12.35
US$617,550
50,000 +3.3% 12.35 US$617,550
2019-08-29 2019-08-27 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
25,000 +1.7%
12.49
US$312,208
25,000 +1.7% 12.49 US$312,208
2019-08-27 2019-08-26 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
6,747 +0.5%
12.44
US$83,964
6,747 +0.5% 12.44 US$83,964
2019-08-27 2019-08-23 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
19,000 +1.3%
12.43
US$236,218
19,000 +1.3% 12.43 US$236,218
2019-08-23 2019-08-22 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
3,200 +0.2%
12.64
US$40,462
3,200 +0.2% 12.64 US$40,462
2019-08-23 2019-08-21 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
25,000 +1.7%
12.19
US$304,855
25,000 +1.7% 12.19 US$304,855
2019-08-21 2019-08-20 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
15,700 +1.1%
12.04
US$188,951
15,700 +1.1% 12.04 US$188,951
2019-08-21 2019-08-19 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
40,543 +2.9%
11.88
US$481,509
40,543 +2.9% 11.88 US$481,509
2019-01-03 2018-12-31 B Purchase Non-Executive Director
55,000 +4.2%
10.34
US$568,794
55,000 +4.2% 10.34 US$568,794
2019-01-03 2018-12-31 S Sale Non-Executive Director
45,000 -3.3%
10.28
US$462,740
45,000 -3.3% 10.28 US$462,740
2018-12-31 2018-12-28 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
55,000 +4.2%
9.99
US$549,312
55,000 +4.2% 9.99 US$549,312
2018-12-31 2018-12-28 S Sale Alta Fundamental Advisers LLC Non-Executive Director
50,000 -3.7%
9.94
US$496,980
50,000 -3.7% 9.94 US$496,980
2018-12-31 2018-12-27 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
10,000 +0.7%
9.85
US$98,530
10,000 +0.7% 9.85 US$98,530
2018-07-03 2018-06-29 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
27,011 +2.1%
11.29
US$304,822
27,011 +2.1% 11.29 US$304,822
2018-07-02 2018-06-28 B Purchase Alta Fundamental Advisers LLC Non-Executive Director
20,020 +1.6%
11.11
US$222,464
20,020 +1.6% 11.11 US$222,464
2018-05-29 2018-05-24 S Sale Hanson Ron

SVP of Operations of ADA-ES

Officer
1,228 -3.5%
11.12
US$13,655
1,228 -3.5% 11.12 US$13,655
2017-12-15 2017-12-14 B Purchase Alta Fundamental Advisers LLC
18,246 +1.4%
9.86
US$179,860
18,246 +1.4% 9.86 US$179,860
2017-12-15 2017-12-13 B Purchase Alta Fundamental Advisers LLC
244,020 +23.8%
9.89
US$2,413,285
244,020 +23.8% 9.89 US$2,413,285
2017-12-08 2017-12-06 S Sale GABBARD ALAN BRADLEY
10,000 -22.5%
8.17
US$81,717
10,000 -22.5% 8.17 US$81,717
2017-06-30 2017-06-28 S Sale GABBARD ALAN BRADLEY
2,000 -4.8%
9.21
US$18,426
2,000 -4.8% 9.21 US$18,426
2017-06-30 2017-06-28 S Sale GABBARD ALAN BRADLEY
2,700 -6.1%
9.20
US$24,840
2,700 -6.1% 9.20 US$24,840
2017-06-27 2017-06-23 S Sale GABBARD ALAN BRADLEY
300 -0.7%
9.52
US$2,856
300 -0.7% 9.52 US$2,856
2017-01-24 2017-01-20 B Purchase Alta Fundamental Advisers LLC
231,271 +26.8%
9.00
US$2,081,439
231,271 +26.8% 9.00 US$2,081,439
2014-10-06 2014-10-02 B Purchase Coliseum Capital Management, LLC Non-Executive Director
375,000 +21.8%
20.97
US$7,863,750
375,000 +21.8% 20.97 US$7,863,750
2014-01-15 2014-01-13 PlS Planned sale DURHAM MICHAEL D

President & CEO

Executive Director
1,201 -0.5%
53.05
US$63,713
1,201 -0.5% 53.05 US$63,713
2014-01-07 2014-01-03 PlS Planned sale LAGARENNE JONATHAN R

Executive Vice President

Officer
1,000 -6.4%
54.10
US$54,100
1,000 -6.4% 54.10 US$54,100
2014-01-07 2014-01-03 PlS Planned sale LAGARENNE JONATHAN R

Executive Vice President

Officer
1,000 -6.0%
54.07
US$54,070
1,000 -6.0% 54.07 US$54,070
2013-12-09 2013-12-06 PlS Planned sale MCKINNIES MARK H

SVP and CFO

Executive Director
1,000 -1.2%
56.43
US$56,430
1,000 -1.2% 56.43 US$56,430
2013-12-04 2013-12-03 PlS Planned sale MCKINNIES MARK H

SVP and CFO

Officer
1,000 -1.2%
55.74
US$55,740
1,000 -1.2% 55.74 US$55,740