PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value (PTEN)

Q4 2014 13F Holders as of 31 Dec 2014

Type / Class: Equity / Common Stock, $0.01 Par Value
Shares outstanding: 384,404,452
Number of holders: 261
Total 13F shares, excl. options: 139,914,998
Shares change: +4,065,855
Total reported value, excl. options: $2,321,521,134
Value change: -$159,722,997
Put/Call ratio: 83%
Number of buys: 130
Number of sells: -187
Price: $16.59

Significant Holders of PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value (PTEN) as of Q4 2014

393 filings reported holding PTEN - PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value as of Q4 2014.
PATTERSON UTI ENERGY INC - Common Stock, $0.01 Par Value (PTEN) has 261 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 139,914,998 shares of 384,404,452 outstanding shares and own 36% of the company stock.
Largest 10 shareholders include WELLINGTON MANAGEMENT GROUP LLP (15,995,753 shares), VANGUARD GROUP INC (8,731,259 shares), Artisan Partners Limited Partnership (8,526,668 shares), BlackRock Fund Advisors (4,773,341 shares), AJO, LP (4,642,210 shares), State Street Corp (4,361,265 shares), BlackRock Institutional Trust Company, N.A. (4,081,645 shares), JPMORGAN CHASE & CO (3,870,889 shares), DIMENSIONAL FUND ADVISORS LP (3,246,392 shares), and PRUDENTIAL PLC (3,190,300 shares).
This table shows the top 261 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.

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.