Hudbay Minerals Inc.

Largely Unexplored Area Remains Open to the South and West

TORONTO, ONTARIO -- (Marketwire) -- 06/14/11 -- HudBay Minerals Inc. ('HudBay', the 'company') (TSX: HBM)(NYSE: HBM) today announced exploration results from the Pampacancha zone at the company's Constancia project in Peru. Hole PO-11-072 intersected two main intervals of mineralization, including 121.45 meters of 1.62% copper, 13.62 g/t silver and 1.02 g/t gold (2.4% copper equivalent(1)) and 87.50 meters of 0.46% copper, 2.30 g/t silver and 0.22 g/t gold (0.65% copper equivalent).

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TORONTO, ONTARIO -- (Marketwire) -- 05/24/11 -- HudBay Minerals Inc. ('HudBay', the 'company') (TSX: HBM)(NYSE: HBM) today announced that David Garofalo, President and Chief Executive Officer, will be speaking on Wednesday, May 25, 2011 at 2:20 p.m. ET at the Goldman Sachs Basic Materials Conference 2011 being held at the Goldman Sachs Conference Center in New York. A live audio webcast of the presentation will be

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Strong Production Results; Key Projects Advancing

TORONTO, ONTARIO -- (Marketwire) -- 05/16/11 -- HudBay Minerals Inc. (TSX: HBM)(NYSE: HBM) -

Highlights

--  Production of all key metals was higher in the first quarter of 2011
    compared to the same period last year and remains on track to meet 2011
    guidance, with copper production up 23% to 14,386 tonnes, zinc
    production up 27% to 19,205 tonnes and precious metals production up 31%
    to 30,006 gold-equivalent ounces(1)
--  Acquisition of Norsemont and its 100% owned Constancia copper project
    completed in the first quarter of 2011; project optimization and initial
    stages of construction preparation commenced
--  Significant construction activities continue at Lalor as project remains
    on budget and on schedule for first production in the second quarter of
    2012; optimized feasibility study due in the third quarter of 2011
--  Additional copper-gold mineralization intersected in three separate
    horizons in copper-gold zone at Lalor
--  Drill intersections in Pampacancha deposit, three kilometers southeast
    of Constancia, confirm continuity of mineralization, with localized high
    grade intervals
--  New high-grade copper mineralized zone discovered in exploration
    drilling at option property 1.8 kilometers from the Reed copper project

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TORONTO, ONTARIO -- (Marketwire) -- 05/09/11 -- HudBay Minerals Inc. ('HudBay', the 'company') (TSX: HBM)(NYSE: HBM) today announced that David Garofalo, President and Chief Executive Officer, will be speaking on Wednesday, May 11, 2011 at 1 p.m. Central European Summer Time at the Bank of America Merrill Lynch 2011 Global Metals & Mining Conference being held in Barcelona, Spain at the Hotel Arts.

TORONTO, ONTARIO -- (Marketwire) -- 05/04/11 -- HudBay Minerals Inc. ('HudBay') (TSX: HBM)(NYSE: HBM) announced today it is exercising its right under the compulsory acquisition provisions of the Business Corporations Act (British Columbia) to acquire all outstanding common shares of Norsemont Mining Inc. ('Norsemont') (TSX: NOM)(BVLAC: NOM) not already beneficially owned by it on the terms set out in its offer dated

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TORONTO, ONTARIO -- (Marketwire) -- 04/25/11 -- HudBay Minerals Inc. ('HudBay') (TSX: HBM)(NYSE: HBM) today announced it has committed $2 million to the Town of Snow Lake to assist funding the municipality's portion of a new waste water treatment plant. The total cost of the project is $7 million of which the municipality is required to raise a total of $2.8 million.

TORONTO, ONTARIO -- (Marketwire) -- 04/25/11 -- HudBay Minerals Inc. ('HudBay', the 'company') (TSX: HBM)(NYSE: HBM) senior management will host a conference call on Tuesday, May 17, 2011 at 10 a.m. ET to discuss the company's first quarter 2011 results and provide an update on development activities.

Highlights:- 288% increase in overall copper equivalent reserves(1) to 3.1 million tonnes, including gold equivalent reserves(2) of 3.0 million ounces - A further of 1.1 million ounces and 1.9 million ounces, of measured and indicated and inferred gold equivalent resources, respectively, as total gold equivalent reserves and resources increased by 68% over 2010

TORONTO, ONTARIO -- (Marketwire) -- 03/16/11 -- HudBay Minerals Inc. ('HudBay') (TSX: HBM)(NYSE: HBM) announced today that, upon the expiry of its offer dated January 24, 2011, as extended, it has taken up a further 8,166,835 common shares of Norsemont Mining Inc. ('Norsemont') (TSX: NOM)(BVLAC: NOM). As a result of taking up an aggregate of 112,802,186 shares deposited under the offer, HudBay currently owns

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TORONTO, ONTARIO -- (Marketwire) -- 03/11/11 -- HudBay Minerals Inc. ('HudBay') (TSX: HBM)(NYSE: HBM) confirmed today that it has successfully acquired more than 90% of the common shares ('Norsemont Shares') of Norsemont Mining Inc. ('Norsemont') (TSX: NOM)(BVLAC: NOM) that it did not already own at the time of its offer to acquire all of the issued and outstanding Norsemont Shares. HudBay also announced that it will

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