13G Filing: Soros Fund Management and EXFO Inc (EXFO)

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CUSIP NO.  302046107
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EXHIBIT A
JOINT FILING AGREEMENT
The undersigned hereby agree that the Schedule 13G with respect to the Subordinated Voting Shares without par value of EXFO Inc., dated as of August 4, 2017, is, and any amendments thereto (including amendments on Schedule 13D) signed by each of the undersigned shall be, 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.
Date: August 4, 2017
SOROS FUND MANAGEMENT LLC
By:  /s/ Regan O’Neill
Regan O’Neill
Assistant General Counsel
Date: August 4, 2017
GEORGE SOROS
By:  /s/ Regan O’Neill
Regan O’Neill
Attorney-in-Fact
Date: August 4, 2017
ROBERT SOROS
By:  /s/ Regan O’Neill
Regan O’Neill
Attorney-in-Fact

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