Exhibit II

to

Schedule 13G

Joint Filing Agreement

The undersigned persons agree and consent to the joint filing on their behalf of this Schedule 13G dated December 10, 2018 in connection with their beneficial ownership of Macom Technology Solutions Holdings, Inc. Each of Columbia Management Investment Advisers, LLC, Ameriprise International Holdings GmbH, Threadneedle Asset Management Holdings Sarl, Threadneedle Holdings Limited, TAM UK Holdings Limited, Threadneedle Asset Management Holdings Limited, TC Financing Limited and Threadneedle Asset Management Limited authorizes Ameriprise Financial, Inc. to execute the Schedule 13G to which this Exhibit is attached and make any necessary amendments thereto.

Ameriprise Financial, Inc.
By:	/s/ Amy K. Johnson
	Amy K. Johnson
	Title: Senior Vice President and
	Chief Operating Officer-Asset           Management
Columbia Management Investment Advisers, LLC
By:	/s/ Amy K. Johnson
	Amy K. Johnson
	Title: Managing Director and Global Head of Operations
Ameriprise International Holdings GmbH
By:	/s/ David H. Weiser
	Name: David H. Weiser
	Title: Director
Threadneedle Asset Management Holdings Sarl
By:	/s/ William F. Truscott
	Name: William F. Truscott
	Title: Chairman

Threadneedle Holdings Limited
By:	/s/ Peter Stone
	Name: Peter Stone
	Title: Head of Finance, EMEA
TAM UK Holdings Limited
By:	/s/ Peter Stone
	Name: Peter Stone
	Title: Head of Finance, EMEA
Threadneedle Asset Management Holdings Limited
By:	/s/ Alex T. Ollier
	Name: Alex T. Ollier
	Title: Co-Head of Legal, EMEA
TC Financing Ltd
By:	/s/ Peter Stone
	Name: Peter Stone
	Title: Head of Finance, EMEA
Threadneedle Asset Management Limited
By:	/s/ Alex T. Ollier
	Name: Alex T. Ollier
	Title: Co-Head of Legal, EMEA