15 results
SD
EX-1.01
PTEN
Patterson-UTI Energy Inc
15 May 23
Conflict minerals disclosure
4:02pm
(Do Sung Corporation)
Korea, Republic of
Compliant
Gold
Eco-System Recycling Co., Ltd. East Plant
Japan
Compliant
Gold
Eco-System Recycling Co., Ltd … . North Plant
Japan
Compliant
Gold
Eco-System Recycling Co., Ltd. West Plant
Japan
Compliant
Gold
Emerald Jewel Industry India Limited (Unit 1)
India
SD
EX-1.01
PTEN
Patterson-UTI Energy Inc
23 May 22
Conflict minerals disclosure
4:09pm
Japan
Compliant
Gold
DSC (Do Sung Corporation)
Korea, Republic of
Compliant
Gold
Eco-System Recycling Co., Ltd. East Plant
Japan
Compliant
Gold
Eco … -System Recycling Co., Ltd. North Plant
Japan
Compliant
Gold
Eco-System Recycling Co., Ltd. West Plant
Japan
Compliant
Gold
Emerald Jewel Industry India
424B3
PTEN
Patterson-UTI Energy Inc
27 Aug 21
Prospectus supplement
1:59pm
, disposal, storage, treatment, transport, or recycling of any Hazardous Materials or (5) the presence of Hazardous Materials in any building, physical
425
EX-2.1
9ogsj2z1fy4 cpy88
6 Jul 21
Business combination disclosure
6:31am
8-K
EX-2.1
oxtut2syjih j6fc4
6 Jul 21
Patterson-UTI Energy Announces Agreement to Acquire Pioneer Energy Services
6:28am
SD
EX-1.01
0a42xd1v3y6qirhj3qj8
28 May 21
Conflict minerals disclosure
4:00pm
SD
EX-1.01
uzhsss6nzrj
31 May 19
Conflict minerals disclosure
6:07am
8-K
EX-2.1
m865bzc7sdz6xr2yl
6 Jul 10
Patterson-UTI Energy Announces Acquisition of Pressure Pumping and Wireline Businesses from Key Energy Services
12:00am
10-K405
y5fu3ata
2 Mar 01
Annual report (delinquent filer disclosure)
12:00am
10-K405
EX-10.1
dfnmi8ekn9ig
29 Mar 00
Annual report (delinquent filer disclosure)
12:00am
8-K
EX-99.1
gh68rko4dwiwr9
4 Oct 96
Other events
12:00am
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