832-562-3730
Latest Investor Presentation
About Us
Customer Satisfaction
Culture
Awards
History
Services
Clean Fleet®
Conventional Fleet
Patents
Technology
PowerPath®
FRAC MD®
OPTI-FLEX®
WhisperFrac®
F3 FUEL®
AIM®
Clean Fleet®
HSE
HSE-NEXUS
PSM360®
USafeDrive®
USWS-U®
Environmental
Investor Relations
Overview
News & Events
Company Info
Financial Info
Stock Data
SEC Filings
Annual Report & Proxy
Governance
Resources
Locations & Contact
Careers
All SEC Filings
Investors
Investors
Overview
News & Events
Overview
Press Releases
IR Calendar
Email Alerts
Company Info
Overview
Management Team
Presentations
Contacts
FAQ
Financial Info
Overview
Financial Results
Income Statement
Balance Sheet
Cash Flow
Stock Data
Quote
Charts
Historical Data
Analyst Coverage
SEC Filings
Overview
All SEC Filings
Annual Reports
Quarterly Reports
Section 16 Filings
Annual Report & Proxy
Governance
Overview
Board of Directors
Board Committees
Governance Documents
SEC Filings
Overview
All SEC Filings
Annual Reports
Quarterly Reports
Section 16 Filings
Filing Type:
View All
10-K
10-K/A
10-Q
25-NSE
3
3/A
4
424B3
424B4
424B5
424B7
425
8-A12B
8-K
8-K/A
CERTNAS
CORRESP
DEF 14A
DEFA14A
DEFM14A
DRS
DRS/A
DRSLTR
EFFECT
POS EX
PRE 14A
PREM14A
PRER14A
S-1
S-1/A
S-3
S-3/A
S-8
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-I
SC TO-I/A
UPLOAD
Year:
View All
2022
2021
2020
2019
2018
2017
2016
Date
Form
Description
PDF
XBRL
Pages
04/20/22
DEF 14A
Definitive proxy statements
40
04/08/22
SC 13G
Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions
11
04/08/22
SC 13G/A
Schedule filed to report acquisition of beneficial ownership of 5% or more of a class of equity securities by passive investors and certain institutions
4
04/06/22
PRE 14A
Preliminary proxy statement not related to a contested matter or merger/acquisition
41
03/31/22
4
Statement of changes in beneficial ownership of securities
Documents
EX-99
3
03/30/22
10-K
Annual report pursuant to Section 13 and 15(d)
Documents
EX-4.14
EX-21.1
EX-23.1
EX-31.1
EX-31.2
EX-32.1
EX-32.2
116
03/30/22
8-K
Current report filing
Documents
EX-99.1
14
03/16/22
4
Statement of changes in beneficial ownership of securities
2
03/16/22
4
Statement of changes in beneficial ownership of securities
2
03/16/22
4
Statement of changes in beneficial ownership of securities
2
Previous
1
2
3
4
5
6
7
8
9
10
…35
Next
Email Alerts
Contacts
RSS News Feed