|
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
|
|