Type / Class
Equity / Common Stock, $0.01 Par Value
Shares outstanding
384,404,452
Total 13F shares
136,933,784
Share change
-2,432,099
Total reported value
$3,467,517,956
Put/Call ratio
31%
Price per share
$25.32
Number of holders
271
Value change
-$61,585,972
Number of buys
3
Number of sells
5

Institutional Holders of PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value (PTEN) as of Q4 2013

As of 31 Dec 2013, PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value (PTEN) was held by 271 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 136,933,784 shares. The largest 10 holders included Artisan Partners Limited Partnership, WELLINGTON MANAGEMENT CO LLP, VANGUARD GROUP INC, HERNDON CAPITAL MANAGEMENT, WADDELL & REED FINANCIAL INC, State Street Corp, BlackRock Fund Advisors, BlackRock Institutional Trust Company, N.A., DIMENSIONAL FUND ADVISORS LP, and JPMORGAN CHASE & CO. This page lists 271 institutional shareholders reporting positions in this security for the Q4 2013 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.