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SIEGEL MARK S
Chairman of the Board at PATTERSON UTI ENERGY. Filing since 6 May 2008.
CIK 0000919501
Company
Date
Role
Action
Shares
Amount
Of holding
PTEN
PATTERSON UTI ENERGY INC
12 Jun 2014
Chairman of the Board
Sold, plan not stated
98,000
$3.31M
11.2%
PTEN
PATTERSON UTI ENERGY INC
12 Jun 2014
Chairman of the Board
Sold, plan not stated
98,000
$3.31M
13.9%
PTEN
PATTERSON UTI ENERGY INC
11 Jun 2014
Chairman of the Board
Sold, plan not stated
12,000
$398.28K
1.4%
PTEN
PATTERSON UTI ENERGY INC
11 Jun 2014
Chairman of the Board
Sold, plan not stated
12,000
$398.28K
1.7%
PTEN
PATTERSON UTI ENERGY INC
10 Jun 2014
Chairman of the Board
Sold, plan not stated
60,000
$2.01M
6.4%
PTEN
PATTERSON UTI ENERGY INC
10 Jun 2014
Chairman of the Board
Sold, plan not stated
60,000
$2.01M
7.7%
PTEN
PATTERSON UTI ENERGY INC
29 Apr 2014
Chairman of the Board
Sold, plan not stated
225,000
$7.32M
22.5%
PTEN
PATTERSON UTI ENERGY INC
6 May 2008
Chairman of the Board
Sold, plan not stated
541,548
$16.64M
35.1%
PTEN
PATTERSON UTI ENERGY INC
6 May 2008
Chairman of the Board
Sold, plan not stated
305,900
$9.40M
53.4%
9 decisions on file.
