Yamana Gold Inc.

Replaces Measured and Indicated Mineral Resources and Increases Inferred Mineral Resources by 39%

TORONTO, ONTARIO -- (Marketwire) -- 02/22/12 -- YAMANA GOLD INC. (TSX: YRI)(NYSE: AUY)(LSE: YAU) ('Yamana' or 'The Company') today announced its mineral reserves and resources for the year ended December 31, 2011. The Company's total gold equivalent ounces(1) (GEO) in the proven and probable mineral reserves category

First Quarter Dividend Declared

TORONTO, ONTARIO -- (Marketwire) -- 02/22/12 -- (All amounts are expressed in United States dollars unless otherwise indicated.)

YAMANA GOLD INC. (TSX: YRI)(NYSE: AUY)(LSE: YAU) today announced that the Board of Directors approved a further 10% increase in the Company's annual dividend to $0.22 per share and declared the first quarter dividend of $0.055 per share. This represents an 83% increase over the last 12 months. The quarterly dividend declared is payable to shareholders of record at the close of business on March 30, 2012, and will be paid on April 13, 2012. The dividend is an 'eligible dividend' for Canadian tax purposes.

TORONTO, Nov. 18, 2011 /CNW/ - YAMANA GOLD INC.

With mine development and plant commissioning well advanced, and a sufficient stockpile having been created

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REVENUE INCREASES 22%, OPERATING CASH FLOW INCREASES 57%, RECORD ADJUSTED EARNINGS INCREASES 63%

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((Based on IFRS and in United States dollars unless otherwise specified))

TORONTO, Nov. 2, 2011 /CNW/ - YAMANA GOLD INC.

HIGHLIGHTS FOR THE THIRD