Exchange Bulletin

Horn Petroleum Corporation To Trade On TSX Venture Exchange

December 15, 2011

HORN PETROLEUM CORPORATION ("HRN.WT")
BULLETIN TYPE: New Listing-Warrants
BULLETIN DATE: December 15, 2011
TSX Venture Tier 2 Company

Effective at the opening December 16, 2011, 45,535,195 warrants of the Company
will commence trading on TSX Venture Exchange. The Company is classified as an
'Oil & Gas' company.

Corporate Jurisdiction: British Columbia

Capitalization: Unlimited with
45,535,195 warrants issued and outstanding pursuant to a Private Placement
completed August 2, 2011.

Transfer Agent: Computershare Trust Company of Canada
Trading Symbol: HRN.WT
CUSIP Number: 440523116

The warrants were issued on September 20, 2011 as a result of the conversion of
subscription receipts issued August 2, 2011. Each warrant entitles the holder
to purchase one share at a price of $1.50 per share and will expire on
September 20, 2013, subject to an acceleration clause.