| 1 | Apollo Management Holdings GP LLC
APOLLO SPECIAL OPPORTUNITIES MANAGED ACCOUNT LP
Apollo SVF Management L.P.
Apollo SVF Management GP LLC
Apollo Advisors VIII L.P.
Apollo Capital Management VIII LLC
APH Holdings L.P.
Apollo Principal Holdings III GP Ltd
Apollo Principal Holdings I L.P.
Apollo Principal Holdings I GP LLC
10% Owner | 2019-04-24 16:54:17 | 0
3,764,474 | 3,764,474 | Form 4 |
| 2 | Apollo Management Holdings GP LLC
Apollo Management Holdings L.P.
Apollo Capital Management GP LLC
Apollo Capital Management L.P.
Apollo Principal Holdings III GP Ltd
Apollo Principal Holdings II GP LLC
Apollo Principal Holdings II L.P.
Apollo Principal Holdings I GP LLC
Apollo Principal Holdings I L.P.
APH Holdings L.P.
10% Owner | 2019-02-13 16:11:08 | 1,981,136
0 | 1,981,136 | Form 13G |
| 3 | Apollo Management Holdings GP LLC
Apollo Management Holdings L.P.
Apollo Capital Management GP LLC
Apollo Capital Management L.P.
Apollo Principal Holdings I GP LLC
Apollo Principal Holdings I L.P.
Apollo Principal Holdings III GP Ltd
APH Holdings L.P.
Apollo Capital Management VIII LLC
Apollo Advisors VIII L.P.
10% Owner | 2019-02-13 16:11:08 | 1,981,136
0 | 1,981,136 | Form 13G |
| 4 | GSO Special Situations Overseas Master Fund Ltd.
Steamboat Credit Opportunities Intermediate Fund LP
GSO Aiguille des Grands Montets Fund I LP
GSO Aiguille des Grands Montets Fund II LP
GSO Aiguille des Grands Montets Fund III LP
GSO Churchill Associates LLC
GSO Credit-A Associates LLC
GSO Palmetto Opportunistic Associates LLC
GSO Credit Alpha Associates LLC
GSO CAPITAL PARTNERS LP
10% Owner | 2018-05-14 16:42:39 | 0
642,881 | 642,881 | Form 4 |
| 5 | GSO Special Situations Fund LP
GSO SSOMF Locomotive Blocker Ltd.
Steamboat Locomotive Blocker Ltd.
GSO ADGM Locomotive Blocker Ltd.
GSO Cactus Credit Opportunities Fund LP
GSO Churchill Partners LP
GSO Coastline Credit Partners LP
GSO Credit-A Partners LP
GSO Palmetto Opportunistic Investment Partners LP
GSO Credit Alpha Fund AIV-2 LP
10% Owner | 2018-05-14 16:43:06 | 0
642,881 | 642,881 | Form 4 |
| 6 | FS Global Credit Opportunities Fund
FS Global Advisor LLC
Forman Michael C.
Stahlecker Gerald
Klehr Zachary
Hoffman Robert I
10% Owner | 2018-04-11 17:21:32 | 604,551
0 | 604,551 | Form 13G |
| 7 | SCHELLER WALTER J
CHIEF EXECUTIVE OFFICER | 2025-02-19 18:59:19 | 441,383
0 | 441,383 | Form 4 |
| 8 | Richardson Jack K.
CHIEF OPERATING OFFICER | 2025-05-23 16:24:42 | 188,933
0 | 188,933 | Form 4 |
| 9 | Boyles Dale W
CHIEF FINANCIAL OFFICER | 2025-02-19 19:02:30 | 176,746
0 | 176,746 | Form 4 |
| 10 | Gant Kelli K.
CHIEF ADMINISTRATIVE OFFICER | 2025-02-19 18:57:54 | 89,073
0 | 89,073 | Form 4 |
| 11 | Lussier Charles
CHIEF COMMERCIAL OFFICER | 2025-02-19 19:03:39 | 78,556
0 | 78,556 | Form 4 |
| 12 | HARVEY J BRETT
Director | 2025-04-29 14:24:21 | 43,001
0 | 43,001 | Form 4 |
| 13 | SCHUMACHER ALAN H
Director | 2025-04-29 14:25:35 | 42,054
0 | 42,054 | Form 4 |
| 14 | Williams Stephen D.
Director | 2025-04-29 14:27:51 | 35,103
0 | 35,103 | Form 4 |
| 15 | Madden Michael T
Chief Commercial Officer | 2018-06-05 15:12:36 | 29,756
0 | 29,756 | Form 4 |
| 16 | Amicarella Ana B
Director | 2024-05-31 11:42:24 | 29,195
0 | 29,195 | Form 4 |
| 17 | Chopin Brian M
CHIEF ACCOUNTING OFFICER | 2025-02-19 19:00:27 | 24,400
0 | 24,400 | Form 4 |
| 18 | Turner Gareth
Director | 2021-11-24 11:41:57 | 19,519
0 | 19,519 | Form 4 |
| 19 | Schnorr Lisa M.
Director | 2025-08-05 11:54:38 | 11,857
0 | 11,857 | Form 4 |
| 20 | Monroe Phillip C
General Counsel | 2019-03-07 18:36:28 | 6,328
0 | 6,328 | Form 4 |
| 21 | Chainey Kimberly
Director | 2025-04-25 16:07:26 | 2,534
0 | 2,534 | Form 4 |
| 22 | Luh Keith
Director | 2017-04-13 17:06:21 | 0
0 | 0 | Form 3 |
| 23 | Mills Trevor
Director | 2018-05-16 13:57:32 | 0
0 | 0 | Form 3 |
| 24 | FRANKLIN MUTUAL ADVISERS LLC
Director | 2020-02-03 14:26:01 | 0
0 | 0 | Form 13G |
| 25 | Blackstone Group L.P.
GSO Advisor Holdings L.L.C.
GSO Holdings I LLC
Blackstone Holdings I L.P.
Blackstone Holdings II L.P.
Blackstone Holdings I
Blackstone Group Management L.L.C.
SCHWARZMAN STEPHEN A
Goodman Bennett J
Smith J Albert III
10% Owner | 2019-02-14 06:12:03 | 0
0 | 0 | Form 13G |
| 26 | KKR Credit Advisors (US) LLC
Kohlberg Kravis Roberts & Co. L.P.
KKR Management Holdings L.P.
KKR Management Holdings Corp
KKR Group Holdings L.P.
KKR Group Ltd
KKR & Co. L.P.
KKR Management LLC
KRAVIS HENRY R
ROBERTS GEORGE R
10% Owner | 2019-02-13 16:37:46 | 0
0 | 0 | Form 13G |
| 27 | MacDougald Blaine
Director | 2017-04-13 17:22:24 | 0
0 | 0 | Form 3 |
| 28 | Michelini Matthew
Director | 2017-04-13 17:22:24 | 0
0 | 0 | Form 3 |
| 29 | Addeo Michael
Director | 2017-04-13 18:02:48 | 0
0 | 0 | Form 3 |