Denver-based oil and gas company Antero Resources (AR) sees stock value soar in debut on the NYSE

NEW YORK - Shares of oil and natural gas company Antero Resources Corp. soared in its trading debut.

The stock added $8.14, or 18.5 percent, to $52.14 in morning trading Thursday after rising as high as $55.02 earlier.

Antero priced its initial public offering of approximately 35.7 million shares at $44 each. That is above the 30 million shares the company originally said it was going to offer, and the pricing tops the $38 to $42 per share projected price range given in September.

Antero raised about $1.57 billion in the offering.

The shares are trading on the New York Stock Exchange under the "AR" ticker symbol.

The offering is expected to close on Wednesday.