Patterson-UTI Energy, Inc. (NASDAQ:PTEN – Get Rating)’s stock price gapped up before the market opened on Friday . The stock had previously closed at $14.28, but opened at $14.95. Patterson-UTI Energy shares last traded at $14.77, with a volume of 16,764 shares. Analyst Upgrades and Downgrades Several research firms recently issued reports on PTEN. Barclays […]