ARGEX APPOINTS HEAD OF TiO2

PIGMENT DEVELOPMENT

Montreal, Quebec – May 1st, 2013 – Argex Titanium Inc. (TSX-V: RGX) (“Argex” or the “Company”)

is pleased to announce the appointment of Peter Waugh as Head of TiO2 Pigment Development. The

appointment is effective immediately.

“We are delighted to welcome Peter Waugh to the Argex team. Peter’s is a veteran in the TiO2 industry

and has worked with some of the top producers in the world,” stated Roy Bonnell, President and CEO of

Argex Titanium. “Peter will lead the development team at our Valleyfield facility and he will be actively

involved in our business as we approach full commercial production.”

Mr. Waugh brings over 30 years experience in the mineral and chemical industries to Argex. For more

than 20 years, he held senior roles, including that of Technical Director, with major TiO2 pigment supplier

Tioxide which became Huntsman Pigments, where his work involved the commercial production of

pigments and raw materials used in titanium dioxide. A project leader in manufacturing process

improvement, Mr. Waugh is an experienced practitioner of Lean Six Sigma, which is widely recognized by

businesses around the world to improve operational productivity and competitiveness. During his career,

he has taken the lead in a number of global continuous improvement projects in the manufacturing sector.

He holds a degree in Mining Geology from Imperial College in London England and is currently pursuing a

Master’s degree at Durham University Business School.