| Sep 2, 2026 GForm 4 → | Sep 4, 4:15 pm EDT | Nicholas J DeiuliisDirector | 1,056,000 | — | — | 528,000 | — | |
| Aug 13, 2026 FMForm 4 → | Aug 17, 5:47 pm EDT | Alan K ShepardPresident & CEO, Director | 57,068 | $35.38 | $611,968 | 281,895 | — | |
| Aug 13, 2026 FMForm 4 → | Aug 17, 5:45 pm EDT | Navneet BehlChief Operating Officer | 57,068 | $35.38 | $611,968 | 227,776 | — | |
| Jun 18, 2026 MForm 4 → | Jun 22, 5:17 pm EDT | J. Palmer ClarksonDirector | 22,129 | $14.47 | $320,260 | 271,130 | — | |
| Jun 2, 2026 GForm 4 → | Aug 6, 4:22 pm EDT | Ian R McGuireDirector | 211,538 | — | — | 43,307 | — | late |
| Jan 30, 2019 AFForm 4 → | Feb 1, 5:26 pm EST | Donald W. RushEVP & Chief Financial Officer | 62,560 | $13.44 | $93,146 | 156,489 | — | plan? |
| Jan 30, 2019 AFForm 4 → | Feb 1, 5:17 pm EST | Timothy C DuganEVP & Chief Op. Officer - E&P | 87,099 | $13.22 | $492,358 | 247,901 | — | plan? |
| Jan 30, 2019 AFForm 4 → | Feb 1, 5:13 pm EST | Stephen W JohnsonEVP - Chief Legal Off | 95,692 | $13.23 | $562,597 | 334,441 | — | plan? |
| Jan 30, 2019 AFForm 4 → | Feb 1, 5:08 pm EST | Jason L. MumfordController | 4,037 | $12.35 | $7,693 | 10,876 | — | plan? |
| Dec 19, 2018 PForm 4 → | Dec 20, 4:56 pm EST | Bernard Lanigan Jr.Director | 100,000 | $11.95 | $1,195,000 | 100,000 | — | plan? |
| Nov 8, 2018 FForm 4 → | Nov 13, 5:38 pm EST | Jason L. MumfordController | 143 | $15.40 | $2,202 | 8,085 | — | plan? late |
| Nov 1, 2018 FForm 4 → | Nov 2, 4:14 pm EDT | Donald W. RushEVP & Chief Financial Officer | 1,336 | $15.64 | $20,895 | 107,789 | — | plan? |
| Aug 16, 2018 PForm 4 → | Aug 16, 6:18 pm EDT | J. Palmer ClarksonDirector | 10,000 | $14.90 | $148,980 | 56,968 | +21.3% | plan? |
| Aug 3, 2018 FForm 4 → | Aug 7, 8:07 am EDT | Donald W. RushEVP & Chief Financial Officer | 2,196 | $15.95 | $35,026 | 109,125 | — | plan? |
| May 9, 2018 AForm 4 → | May 11, 4:08 pm EDT | William N Thorndike Jr.Director | 28,940 | — | — | 160,096 | — | plan? |
| May 9, 2018 AForm 4 → | May 11, 4:08 pm EDT | Maureen Lally-GreenDirector | 9,647 | — | — | 46,400 | — | plan? |
| May 9, 2018 AForm 4 → | May 11, 4:08 pm EDT | William E DavisDirector | 9,647 | — | — | 67,698 | — | plan? |
| May 9, 2018 AForm 4 → | May 11, 4:08 pm EDT | Bernard Lanigan Jr.Director | 9,647 | — | — | 48,601 | — | plan? |
| May 9, 2018 AForm 4 → | May 11, 4:07 pm EDT | J. Palmer ClarksonDirector | 13,828 | — | — | 46,968 | — | plan? |
| Apr 2, 2018 AFGForm 4 → | Feb 1, 2019, 5:21 pm EST | N J DeiuliisPresident and CEO, Director | 581,446 | $13.28 | $1,944,960 | 1,234,095 | — | plan? late |
| Feb 13, 2018 PForm 4 → | Feb 13, 5:50 pm EST | Maureen Lally-GreenDirector | 1,500 | $12.99 | $19,478 | 36,753 | +4.25% | plan? |
| Feb 12, 2018 PForm 4 → | Feb 13, 5:50 pm EST | William N Thorndike Jr.Director | 35,000 | $12.80 | $448,025 | 35,000 | — | plan? |
| Feb 1, 2018 AForm 4 → | Feb 2, 4:35 pm EST | Jason L. MumfordInterim Controller | 1,837 | — | — | 8,228 | — | plan? |
| Jan 30, 2018 AFForm 4 → | Feb 1, 5:16 pm EST | Stephen W JohnsonEVP - Chief Administrative Off | 210,648 | $13.74 | $646,907 | 323,773 | — | plan? |
| Jan 30, 2018 AFForm 4 → | Feb 1, 5:16 pm EST | Jason L. MumfordInterim Controller | 2,328 | $13.89 | $6,294 | 6,391 | — | plan? |
| Jan 30, 2018 AFForm 4 → | Feb 1, 5:15 pm EST | Timothy C DuganEVP & Chief Op. Officer - E&P | 182,749 | $13.75 | $522,050 | 235,316 | — | plan? |
| Jan 30, 2018 AFForm 4 → | Feb 1, 5:15 pm EST | Donald W. RushEVP & Chief Financial Officer | 55,734 | $13.74 | $23,872 | 111,321 | — | plan? |
| Jan 30, 2018 AForm 4 → | Feb 1, 5:03 pm EST | William E DavisDirector | 7,310 | — | — | 58,051 | — | plan? |
| Jan 30, 2018 AForm 4 → | Feb 1, 5:03 pm EST | Bernard Lanigan Jr.Director | 7,310 | — | — | 38,954 | — | plan? |
| Jan 30, 2018 AForm 4 → | Feb 1, 5:02 pm EST | Maureen Lally-GreenDirector | 7,310 | — | — | 35,253 | — | plan? |
| Jan 30, 2018 AForm 4 → | Feb 1, 5:02 pm EST | J. Palmer ClarksonDirector | 7,310 | — | — | 33,140 | — | plan? |
| Nov 1, 2017 FForm 4 → | Nov 2, 4:05 pm EDT | Donald W. RushEVP & Chief Financial Officer | 1,279 | $16.57 | $21,193 | 52,111 | — | plan? |
| Aug 3, 2017 PForm 4 → | Aug 3, 5:43 pm EDT | J. Palmer ClarksonDirector | 10,000 | $15.40 | $154,000 | 23,704 | +73.0% | plan? |
| Aug 3, 2017 AForm 4 → | Aug 3, 5:41 pm EDT | Donald W. RushEVP & Chief Financial Officer | 33,445 | — | — | 53,390 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:42 pm EDT | J. Palmer ClarksonDirector | 13,704 | — | — | 13,704 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:41 pm EDT | William N Thorndike Jr.Director | 38,241 | — | — | 130,662 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:41 pm EDT | Ed RobersonDirector | 12,716 | — | — | 15,647 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:36 pm EDT | William P PowellDirector | 9,561 | — | — | 48,572 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:34 pm EDT | Joseph P Platt Jr.Director | 9,561 | — | — | 9,561 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:33 pm EDT | John T MillsDirector | 9,561 | — | — | 60,679 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:32 pm EDT | Bernard Lanigan Jr.Director | 9,561 | — | — | 30,161 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:27 pm EDT | Maureen Lally-GreenDirector | 9,561 | — | — | 24,701 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:26 pm EDT | William E DavisDirector | 9,561 | — | — | 45,503 | — | plan? |
| May 9, 2017 AForm 4 → | May 11, 4:25 pm EDT | Alvin R CarpenterDirector | 9,561 | — | — | 103,161 | — | plan? amended |
| Mar 30, 2017 AFGForm 4 → | Feb 1, 2018, 5:16 pm EST | N J DeiuliisPresident and CEO, Director | 932,050 | $13.73 | $2,533,758 | 976,155 | — | plan? late |
| Feb 13, 2017 PForm 4 → | Feb 13, 5:29 pm EST | Maureen Lally-GreenDirector | 2,500 | $16.97 | $42,425 | 15,140 | +19.8% | plan? |
| Feb 2, 2017 PForm 4 → | Feb 6, 5:05 pm EST | Alvin R CarpenterDirector | 4,000 | $16.71 | $66,832 | 93,600 | +4.46% | plan? |
| Feb 2, 2017 PForm 4 → | Feb 6, 5:04 pm EST | Bernard Lanigan Jr.Director | 41,200 | $16.95 | $698,356 | 30,600 | — | plan? |
| Jan 31, 2017 AForm 4/A → | Feb 15, 6:00 pm EST | David M. KhaniEVP & Chief Financial Officer | 68,643 | — | — | 169,155 | — | plan? |
| Jan 31, 2017 AForm 4/A → | Feb 15, 5:59 pm EST | Carl Kristopher HagedornController | 3,321 | — | — | 6,496 | — | plan? |
| Jan 30, 2017 AFForm 4 → | Feb 1, 6:47 pm EST | Carl Kristopher HagedornController | 5,593 | $17.13 | $14,729 | 5,832 | — | plan? |
| Jan 30, 2017 AFForm 4 → | Feb 1, 6:46 pm EST | Timothy C DuganEVP & Chief Op. Officer - E&P | 110,705 | $17.06 | $365,938 | 117,988 | — | plan? |
| Jan 30, 2017 AFForm 4 → | Feb 1, 6:46 pm EST | James A BrockEVP & Chief Op. Officer - Coal | 43,718 | $17.05 | $273,011 | 54,667 | — | plan? |
| Jan 30, 2017 AFForm 4 → | Feb 1, 6:45 pm EST | Stephen W JohnsonEVP - Chief Administrative Off | 145,560 | $17.05 | $556,938 | 198,013 | — | plan? |
| Jan 30, 2017 AFForm 4 → | Feb 1, 6:43 pm EST | David M. KhaniEVP & Chief Financial Officer | 169,442 | $17.05 | $610,728 | 165,155 | — | plan? |
| Jun 1, 2016 SForm 4 → | Jun 3, 4:08 pm EDT | David Einhorn +510% Owner | 7,000,000 | $15.01 | $105,070,000 | 106,200 | −98.5% | plan? |
| May 12, 2016 SForm 4 → | May 16, 4:29 pm EDT | David Einhorn +510% Owner | 173,910 | $15.17 | $2,637,446 | 128,200 | −57.6% | plan? |
| May 11, 2016 AForm 4 → | May 13, 4:18 pm EDT | Ed RobersonDirector | 2,931 | — | — | 2,931 | — | plan? |
| Mar 24, 2016 GForm 4 → | May 13, 4:11 pm EDT | N J DeiuliisPresident and CEO, Director | 60,000 | — | — | 30,000 | — | plan? late |
| Mar 4, 2016 AFGForm 4 → | Feb 1, 2017, 6:42 pm EST | N J DeiuliisPresident and CEO, Director | 649,539 | $17.10 | $2,132,251 | 551,079 | — | plan? late |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:43 pm EST | James C. GrechEVP & Chief Commercial Officer | 30 | — | — | 50,702 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:43 pm EST | William N Thorndike Jr.Director | 10 | — | — | 92,421 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:42 pm EST | David M. KhaniEVP & Chief Financial Officer | 39 | — | — | 67,357 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:41 pm EST | Alvin R CarpenterDirector | 4 | — | — | 89,600 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:40 pm EST | William P PowellDirector | 24 | — | — | 39,011 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:39 pm EST | William E DavisDirector | 20 | — | — | 35,942 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:38 pm EST | David C Hardesty Jr.Director | 24 | — | — | 30,876 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:38 pm EST | Maureen Lally-GreenDirector | 10 | — | — | 12,640 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:37 pm EST | John T MillsDirector | 21 | — | — | 51,118 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:36 pm EST | Timothy C DuganChief Operating Officer - E&P | 31 | — | — | 50,171 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:36 pm EST | James A BrockChief Operating Officer - Coal | 887 | — | — | 24,065 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:35 pm EST | Stephen W JohnsonEVP - Chief Administrative Off | 19 | — | — | 117,787 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:34 pm EST | Gregory A LanhamDirector | 10 | — | — | 22,441 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:33 pm EST | N J DeiuliisPresident and CEO, Director | 72 | — | — | 250,494 | — | plan? |
| Mar 3, 2016 AForm 4 → | Mar 7, 6:32 pm EST | Phillip W BaxterDirector | 4 | — | — | 34,875 | — | plan? |
| Feb 1, 2016 FForm 4 → | Feb 3, 5:08 pm EST | David M. KhaniEVP & Chief Financial Officer | 4,271 | — | — | 67,318 | — | plan? |
| Feb 1, 2016 FForm 4 → | Feb 3, 5:08 pm EST | Timothy C DuganChief Operating Officer - E&P | 4,947 | — | — | 50,140 | — | plan? |
| Feb 1, 2016 FForm 4 → | Feb 3, 5:07 pm EST | James A BrockChief Operating Officer - Coal | 2,395 | — | — | 42,950 | — | plan? |
| Feb 1, 2016 FForm 4 → | Feb 3, 5:07 pm EST | Carl Kristopher HagedornController | 425 | — | — | 1,959 | — | plan? |
| Feb 1, 2016 FForm 4 → | Feb 3, 5:07 pm EST | Stephen W JohnsonEVP - Chief Administrative Off | 4,532 | — | — | 117,768 | — | plan? |
| Feb 1, 2016 FForm 4 → | Feb 3, 5:06 pm EST | N J DeiuliisPresident and CEO, Director | 16,833 | — | — | 250,422 | — | plan? |
| Feb 1, 2016 FForm 4 → | Feb 3, 5:06 pm EST | James C. GrechEVP & Chief Commercial Officer | 3,128 | — | — | 50,672 | — | plan? |
| Jan 15, 2016 AGForm 4 → | Mar 7, 6:41 pm EST | J Brett HarveyDirector | 240,004 | — | — | 120,000 | — | plan? late |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:59 pm EST | David M. KhaniEVP & Chief Financial Officer | 70 | — | — | 71,589 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:58 pm EST | Stephen W JohnsonEVP - Chief Administrative Off | 42 | — | — | 122,300 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:57 pm EST | James C. GrechEVP & Chief Commercial Officer | 52 | — | — | 53,800 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:54 pm EST | Timothy C DuganChief Operating Officer - E&P | 59 | — | — | 55,087 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:53 pm EST | James A BrockChief Operating Officer - Coal | 35 | — | — | 45,345 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:51 pm EST | William N Thorndike Jr.Director | 14 | — | — | 92,411 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:49 pm EST | William P PowellDirector | 32 | — | — | 38,987 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:48 pm EST | John T MillsDirector | 29 | — | — | 51,097 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:46 pm EST | Gregory A LanhamDirector | 14 | — | — | 22,431 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:45 pm EST | Maureen Lally-GreenDirector | 13 | — | — | 12,630 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:44 pm EST | David C Hardesty Jr.Director | 32 | — | — | 30,852 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:43 pm EST | William E DavisDirector | 28 | — | — | 35,922 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:41 pm EST | Alvin R CarpenterDirector | 5 | — | — | 89,596 | — | plan? |
| Nov 20, 2015 AForm 4 → | Nov 24, 6:40 pm EST | Phillip W BaxterDirector | 5 | — | — | 34,871 | — | plan? |
| Nov 17, 2015 PForm 4 → | Nov 19, 4:19 pm EST | William N Thorndike Jr.Director | 30,000 | $7.78 | $233,304 | 92,397 | +48.1% | plan? |
| Nov 2, 2015 PForm 4 → | Nov 4, 4:34 pm EST | Carl Kristopher HagedornController | 3,480 | $7.02 | $24,430 | 3,480 | — | plan? |
| Oct 29, 2015 PForm 4 → | Oct 30, 4:08 pm EDT | Alvin R CarpenterDirector | 10,000 | $7.04 | $70,441 | 89,591 | +12.6% | plan? |