Halliburton (NYSE: HAL) today announced the preliminary results of its modified Dutch auction tender offer, which expired at 11:59 p.m., New York City time, on Thursday, August 22, 2013. Based on the preliminary count by Computershare, the depositary for the tender offer, a total of approximately 100.2 million shares of Halliburton's common stock were validly tendered and not validly withdrawn at or below the purchase price of $48.50 per share, including approximately 28.9 million shares that were tendered through notice of guaranteed delivery. In accordance with the terms and conditions of the tender offer and based on the preliminary count by the depositary, Halliburton expects to acquire approximately 68.0 million shares of its common stock at a price of $48.50 per share, for an aggregate cost of approximately $3.3 billion, excluding fees and expenses relating to the tender offer. As such, Halliburton has been informed by the depositary that the preliminary proration factor for the tender offer is approximately 67.9%. The shares expected to be acquired represent approximately 7.4% of the total number of shares of Halliburton common stock issued and outstanding as of August 20, 2013. The number of shares expected to be purchased in the tender offer and the purchase price are preliminary and subject to change. The preliminary information contained in this press release is subject to confirmation by the depositary and is based on the assumption that all shares tendered through notice of guaranteed delivery will be delivered within the three trading day settlement period. The final number of shares to be purchased and the final purchase price will be announced following the expiration of the guaranteed delivery period and the completion by the depositary of the confirmation process. Payment for the shares accepted for purchase pursuant to the tender offer, and the return of all other shares tendered and not purchased, will occur promptly thereafter.