Williams Cos. Inc. closed its public offering of 65 million common shares priced at $29 each, the company said Jan. 13.

The net proceeds of about $1.88 billion were used to purchase newly issued common units representing limited partnership interests in Williams Partners LP. The units were priced at about $36 each.

Underwriters received a 30-day option to purchase 9.75 million additional shares.

Morgan Stanley is the book-running manager, Tulsa, Okla.-based Williams said.