IIROC; Halt: Sierra Wireless Inc.

| Source: Investment Industry Regulatory Organization of Canada (IIROC) Investment Industry Regulatory Organization of Canada (IIROC)

TORONTO, ONTARIO--(Marketwire - May 4, 2011) -

Company / CompagnieSierra Wireless Inc.
TSX Symbol / SymboleSW
Reason /
Motif		Pending News
Halt Time (ET) / Heure de l'Arrêt16:27pm

Contact Information:

Investment Industry Regulatory Organization of Canada-IIROC
416-646-7299
inquiries@iiroc.ca
www.iiroc.ca