| Date | Time | Source | Headline | Symbol | Company |
| 03/04/2019 | 02:26 | Edgar (US Regulatory) | Withdrawal of Registration Statement (rw) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 15/02/2019 | 07:47 | Edgar (US Regulatory) | Amended Statement of Ownership (sc 13g/a) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 15/02/2019 | 07:44 | Edgar (US Regulatory) | Amended Statement of Ownership (sc 13g/a) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 11/12/2018 | 01:04 | Edgar (US Regulatory) | Amended Statement of Ownership (sc 13g/a) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 01/12/2018 | 08:03 | Edgar (US Regulatory) | Termination of Registration of a Class of Security Under Section 12(b) (15-12b) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 30/11/2018 | 22:07 | Edgar (US Regulatory) | Amended Statement of Beneficial Ownership (sc 13d/a) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 21/11/2018 | 22:02 | Edgar (US Regulatory) | Notice of Effectiveness (effect) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 21/11/2018 | 22:01 | Edgar (US Regulatory) | Notice of Effectiveness (effect) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 20/11/2018 | 09:55 | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 20/11/2018 | 09:53 | Edgar (US Regulatory) | Amended Statement of Beneficial Ownership (sc 13d/a) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 20/11/2018 | 09:19 | Edgar (US Regulatory) | Amended Statement of Beneficial Ownership (sc 13d/a) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 17/11/2018 | 09:33 | Edgar (US Regulatory) | Current Report Filing (8-k) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 17/11/2018 | 07:23 | Edgar (US Regulatory) | Notification Filed by National Security Exchange to Report the Removal From Listing and Registration of Matured, Redeemed or ... | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 17/11/2018 | 07:21 | Edgar (US Regulatory) | Notification Filed by National Security Exchange to Report the Removal From Listing and Registration of Matured, Redeemed or ... | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:56 | Edgar (US Regulatory) | Post-effective Amendment to an S-8 Filing (s-8 Pos) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:52 | Edgar (US Regulatory) | Post-effective Amendment to an S-8 Filing (s-8 Pos) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:50 | Edgar (US Regulatory) | Post-effective Amendment to Registration Statement (pos Am) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:43 | Edgar (US Regulatory) | Post-effective Amendment to Registration Statement (pos Am) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:21 | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:21 | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:21 | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:21 | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:20 | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:20 | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 16/11/2018 | 08:19 | Edgar (US Regulatory) | Statement of Changes in Beneficial Ownership (4) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 14/11/2018 | 08:29 | Edgar (US Regulatory) | Quarterly Report (10-q) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 18/10/2018 | 08:22 | Edgar (US Regulatory) | Current Report Filing (8-k) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 18/10/2018 | 08:21 | Edgar (US Regulatory) | Filing of Certain Prospectuses and Communications in Connection With Business Combination Transactions (425) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 18/10/2018 | 05:58 | Edgar (US Regulatory) | Filing of Certain Prospectuses and Communications in Connection With Business Combination Transactions (425) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |
| 18/10/2018 | 02:58 | Edgar (US Regulatory) | Proxy Statement - Merger or Acquistion (definitive) (defm14a) | AMEX:GLF | Gulfmark Offshore, Inc. (delisted) |