Orbimed Advisors SC 13D Acutus Medical / ORBIMED ADVISORS ownership change

Exhibit 1

JOINT FILING AGREEMENT

 The undersigned hereby agree that the Statement on Schedule 13D, dated August 18, 2020, with respect to the ordinary shares of Acutus Medical, Inc. is filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. Each of the undersigned agrees to be responsible for the timely filing of this Statement, and for the completeness and accuracy of the information concerning itself contained therein. This Agreement may be executed in any number of counterparts, all of which taken together shall constitute one and the same instrument.

IN WITNESS WHEREOF, the undersigned have executed this Agreement as of the 18^th day of August 2020.

ORBIMED ADVISORS LLC
By:	/s/ Carl Gordon
	Name: Carl Gordon
	Title: Member C
ORBIMED ROF II LLC By: ORBIMED ADVISORS LLC, its managing member
By:	/s/ Carl Gordon
	Name: Carl Gordon
	Title: Member
ORBIMED CAPITAL GP IV LLC
By:	ORBIMED ADVISORS LLC, its managing member
By:	/s/ Carl Gordon
	Carl Gordon
	Member of OrbiMed Advisors LLC