13G Filing: Billionaire Israel Englander Buying More WPX Energy, Inc. (WPX)

This will confirm the agreement by and among the undersigned that the Schedule 13G filed with the Securities and Exchange Commission on or about the date hereof with respect to the beneficial ownership by the undersigned of the Common Stock, par value $0.01 per share, of WPX Energy, Inc., a Delaware corporation, will be filed on behalf of each of the persons and entities named below in accordance with Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. This Agreement may be executed in two or more counterparts, each of which shall be deemed an original, but all of which together shall constitute one and the same instrument.

Dated: February 16, 2016

INTEGRATED CORE STRATEGIES (US) LLC By: Integrated Holding Group LP,        its Managing Member By: Millennium Management LLC,        its General Partner

By: /s/ David Nolan

Name: David Nolan
Title:  Vice Chairman

INTEGRATED ASSETS, LTD.

By: Millennium International Management LP,
       its Investment Manager

By: /s/ David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM INTERNATIONAL MANAGEMENT LP

By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM INTERNATIONAL MANAGEMENT GP LLC

By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

MILLENNIUM MANAGEMENT
LLC

By: /s/David Nolan

Name: David Nolan
Title:  Vice Chairman

/s/ Israel A.
Englander by David Nolan

pursuant to Power of Attorney filed
with

the SEC on June 6,
2005

Israel
A. Englander