Exhibit 22
JOINT FILING AGREEMENT
The undersigned hereby agree that this Statement on Schedule 13D with respect to the shares of common stock of RMG Networks Holding Corp., dated the date hereof, is, and any amendments thereto signed by the undersigned shall be, filed on behalf of each of the undersigned pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in any number of counterparts, each of which shall be deemed an original and all of which together constitute one instrument.
IN WITNESS WHEREOF, the undersigned hereby execute this Agreement as of this 22nd day of May, 2015
2012 DOOH INVESTMENTS LLC By: DOOH Investment Manager LLC Its: Manager By: /s/ Donald R. Wilson, Jr. Name: Donald R. Wilson, Jr. Title: Manager DOOH INVESTMENT MANAGER LLC By: /s/ Donald R. Wilson, Jr. Name: Donald R. Wilson, Jr. Title: Manager DRW COMMODITIES, LLC By: /s/ Donald R. Wilson, Jr. Name: Donald R. Wilson, Jr. Title: Manager DRW HOLDINGS, LLC By: /s/ Donald R. Wilson, Jr. Name: Donald R. Wilson, Jr. Title: Manager /s/ Donald R. Wilson, Jr. Donald R. Wilson, Jr. CHILDREN’S TRUST C/U THE DONALD R. WILSON 2009 GRAT #1 By: /s/ Jennifer Wilson Name: Jennifer Wilson Title: Trustee |