Canadian National Stock Exchange (CNSX)

Canadian National Stock Exchange (CNSX)

April 27, 2011 12:20 ET

CNSX: Name and Symbol Change-RTN Stealth Software Inc. (RTN)

TORONTO, ONTARIO--(Marketwire - April 27, 2011) -

Bulletin: 2011-0415

RTN Stealth Software Inc. has announced a name change to Quantitative Alpha Trading Inc.

Shares will begin trading under the new name on Friday, April 29, 2011.

The CUSIP number 74762L106 has been assigned. The trading symbol will change to "QAT".

Listing and disclosure documents for Quantitative Alpha Trading Inc. are available in the Listings Disclosure Hall (http://www.cnsx.ca/Page.asp?PageID=2013&AA_RecordID=71&SiteNodeID=211&BL_ExpandID=1391)

Effective Date: Friday, April 29, 2011

NEW Symbol: QAT

NEW CUSIP: 74762L 10 6

NEW ISIN: CA 74762L10 6 7

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