EXHIBITB
Joint Filing Agreement Pursuant to Rule13d-1
This agreement is made pursuant to Rule13d-1(b)(ii)(J) and Rule13d-1(k)(1) under the Securities and Exchange Act of 1934 (the “Act”) by and among the parties listed below, each referred to herein as a “Joint Filer.” The Joint Filers agree that a statement of beneficial ownership as required by Sections 13(g) or 13(d) of the Act and the Rules thereunder may be filed on each of their behalf on Schedule 13G or Schedule 13D, as appropriate, and that said joint filing may thereafter be amended by further joint filings. The Joint Filers state that they each satisfy the requirements for making a joint filing under Rule13d-1.
Dated: February 13, 2018
| Osterweis Capital Management, Inc. | ||
| By: | /s/ Catherine C. Halberstadt Catherine C. Halberstadt, Co-President &Co-CEO | |
| Osterweis Capital Management, LLC | ||
| By: | /s/ Catherine C. Halberstadt Catherine C. Halberstadt, Co-President &Co-CEO | |
/s/ John S. Osterweis | ||
| John S. Osterweis | ||
/s/ Carl P. Kaufman | ||
| Carl P. Kaufman | ||
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