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EXHIBIT A
JOINT FILING AGREEMENT
The undersigned hereby agree that the statement on Schedule 13G with respect to the Common Stock of RMG Acquisition Corp. dated as of February 12, 2019 is, and any further amendments thereto signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the provisions of Rule13d-1(k) under the Securities Exchange Act of 1934, as amended.
Dated: February 15, 2019
| LINDEN CAPITAL L.P. | ||||||
| By: | Linden GP LLC, its general partner | |||||
| By: | /s/ Saul Ahn | |||||
| Saul Ahn, | ||||||
| Authorized Signatory | ||||||
| LINDEN GP LLC | ||||||
| By: | /s/ Saul Ahn | |||||
| Saul Ahn, | ||||||
| Authorized Signatory | ||||||
| LINDEN ADVISORS LP | ||||||
| By: | /s/ Saul Ahn | |||||
| Saul Ahn, | ||||||
| General Counsel | ||||||
/s/ Siu Min Wong | ||||||
| SIU MIN WONG | ||||||