DAWSON GEOPHYSICAL CO

Related Filers (55)

Financials (77)

10-Q
Thursday, 11/9/2023
Quarterly Report for period ending 2023-09-30
10-Q
Monday, 7/31/2023
Quarterly Report for period ending 2023-06-30
10-Q
Monday, 5/15/2023
Quarterly Report for period ending 2023-03-31
10-K/A
Monday, 5/1/2023
Annual Report for period ending 2022-12-31
10-K
Monday, 3/13/2023
Annual Report for period ending 2022-12-31
10-Q
Monday, 11/14/2022
Quarterly Report for period ending 2022-09-30
10-Q
Friday, 8/12/2022
Quarterly Report for period ending 2022-06-30
10-Q
Monday, 5/16/2022
Quarterly Report for period ending 2022-03-31
10-K/A
Monday, 5/2/2022
Annual Report for period ending 2021-12-31
10-K
Friday, 3/18/2022
Annual Report for period ending 2021-12-31
10-Q
Thursday, 11/4/2021
Quarterly Report for period ending 2021-09-30
10-Q
Friday, 8/13/2021
Quarterly Report for period ending 2021-06-30
10-Q
Friday, 5/14/2021
Quarterly Report for period ending 2021-03-31
10-K
Tuesday, 3/16/2021
Annual Report for period ending 2020-12-31
10-Q
Tuesday, 11/3/2020
Quarterly Report for period ending 2020-09-30
10-Q
Tuesday, 8/4/2020
Quarterly Report for period ending 2020-06-30
10-Q
Thursday, 5/7/2020
Quarterly Report for period ending 2020-03-31
10-K
Friday, 3/6/2020
Annual Report for period ending 2019-12-31
10-Q
Tuesday, 11/5/2019
Quarterly Report for period ending 2019-09-30
10-Q
Tuesday, 8/6/2019
Quarterly Report for period ending 2019-06-30
10-Q
Tuesday, 5/7/2019
Quarterly Report for period ending 2019-03-31
10-K
Wednesday, 3/6/2019
Annual Report for period ending 2018-12-31
10-Q
Friday, 11/2/2018
Quarterly Report for period ending 2018-09-30
10-Q
Monday, 8/6/2018
Quarterly Report for period ending 2018-06-30
10-Q
Tuesday, 5/8/2018
Quarterly Report for period ending 2018-03-31
10-K
Friday, 3/9/2018
Annual Report for period ending 2017-12-31
10-Q
Friday, 11/3/2017
Quarterly Report for period ending 2017-09-30
10-Q
Friday, 8/4/2017
Quarterly Report for period ending 2017-06-30
10-Q
Tuesday, 5/9/2017
Quarterly Report for period ending 2017-03-31
10-K
Monday, 3/13/2017
Annual Report for period ending 2016-12-31
10-Q
Monday, 11/7/2016
Quarterly Report for period ending 2016-09-30
10-Q
Tuesday, 8/9/2016
Quarterly Report for period ending 2016-06-30
10-Q
Tuesday, 5/10/2016
Quarterly Report for period ending 2016-03-31
10-K
Wednesday, 3/16/2016
Annual Report for period ending 2015-12-31
NT 10-K
Tuesday, 3/15/2016
Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT for period ending 2015-12-31
10-Q
Friday, 11/6/2015
Quarterly Report for period ending 2015-09-30
10-Q
Friday, 8/7/2015
Quarterly Report for period ending 2015-06-30
10-Q
Monday, 5/18/2015
Quarterly Report for period ending 2015-03-31
NT 10-Q
Friday, 5/8/2015
Notice under Rule 12b25 of inability to timely file all or part of a form 10-Q or 10-QSB for period ending 2015-03-31
10-QT
Monday, 3/23/2015
Transition report pursuant to Rule 13a-10 or 15d-10 for period ending 2014-12-31
10-K
Monday, 3/16/2015
Annual Report for period ending 2014-12-31
10-Q
Monday, 11/10/2014
Quarterly Report for period ending 2014-09-30
10-Q
Monday, 8/11/2014
Quarterly Report for period ending 2014-06-30
10-Q
Thursday, 5/8/2014
Quarterly Report for period ending 2014-03-31
10-K
Monday, 3/17/2014
Annual Report for period ending 2013-12-31
10-Q
Friday, 11/8/2013
Quarterly Report for period ending 2013-09-30
10-Q
Thursday, 8/8/2013
Quarterly Report for period ending 2013-06-30
10-Q
Friday, 5/10/2013
Quarterly Report for period ending 2013-03-31
10-K/A
Friday, 3/15/2013
Annual Report for period ending 2011-12-31
10-K
Friday, 3/15/2013
Annual Report for period ending 2012-12-31
10-Q
Friday, 11/9/2012
Quarterly Report for period ending 2012-09-30
10-Q
Thursday, 8/9/2012
Quarterly Report for period ending 2012-06-30
10-Q
Thursday, 5/10/2012
Quarterly Report for period ending 2012-03-31
10-K
Thursday, 3/15/2012
Annual Report for period ending 2011-12-31
10-Q
Wednesday, 11/9/2011
Quarterly Report for period ending 2011-09-30
10-Q
Tuesday, 8/9/2011
Quarterly Report for period ending 2011-06-30
10-Q
Monday, 5/16/2011
Quarterly Report for period ending 2011-03-31
10-K/A
Friday, 4/15/2011
Annual Report for period ending 2010-12-31
10-K
Friday, 3/18/2011
Annual Report for period ending 2010-12-31
10-Q
Monday, 11/8/2010
Quarterly Report for period ending 2010-09-30
10-Q
Monday, 8/9/2010
Quarterly Report for period ending 2010-06-30
10-Q
Monday, 5/10/2010
Quarterly Report for period ending 2010-03-31
10-K/A
Tuesday, 5/4/2010
Annual Report for period ending 2009-12-31
10-K
Tuesday, 3/16/2010
Annual Report for period ending 2009-12-31
10-Q
Monday, 11/9/2009
Quarterly Report for period ending 2009-09-30
10-Q
Friday, 8/7/2009
Quarterly Report for period ending 2009-06-30
10-Q
Friday, 5/8/2009
Quarterly Report for period ending 2009-03-31
10-K
Monday, 3/16/2009
Annual Report for period ending 2008-12-31
10-Q
Friday, 11/7/2008
Quarterly Report for period ending 2008-09-30
10-Q
Friday, 8/8/2008
Quarterly Report for period ending 2008-06-30
10-Q
Friday, 5/9/2008
Quarterly Report for period ending 2008-03-31
10-K
Friday, 3/14/2008
Annual Report for period ending 2007-12-31
10-Q
Wednesday, 11/7/2007
Quarterly Report for period ending 2007-09-30
10-Q
Tuesday, 8/7/2007
Quarterly Report for period ending 2007-06-30
10-Q
Thursday, 5/10/2007
Quarterly Report for period ending 2007-03-31
NT 10-K
Thursday, 3/30/2000
Notice under Rule 12b25 of inability to timely file all or part of a Form 10-K, 10-KSB, or 10-KT for period ending 1999-12-31
10-K
Friday, 3/29/1996
Annual Report for period ending 1995-12-31
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News (248)

8-K
Friday, 12/1/2023
Current report filing
8-K
Friday, 12/1/2023
Current report filing
8-K
Wednesday, 11/22/2023
Current report filing
8-K
Thursday, 11/9/2023
Current report filing
8-K
Tuesday, 9/19/2023
Current report filing
8-K
Monday, 7/31/2023
Current report filing
8-K
Thursday, 6/22/2023
Current report filing
8-K/A
Wednesday, 6/7/2023
Current report filing
8-K
Monday, 5/15/2023
Current report filing
8-K
Friday, 3/24/2023
Current report filing
8-K
Monday, 3/13/2023
Current report filing
8-K
Tuesday, 2/21/2023
Current report filing
8-K
Thursday, 12/22/2022
Current report filing
8-K
Wednesday, 11/16/2022
Current report filing
8-K
Thursday, 11/10/2022
Current report filing
8-K
Tuesday, 10/4/2022
Current report filing
8-K
Friday, 8/12/2022
Current report filing
8-K
Monday, 5/16/2022
Current report filing
8-K
Wednesday, 4/13/2022
Current report filing
8-K
Friday, 3/25/2022
Current report filing
8-K
Wednesday, 3/16/2022
Current report filing
8-K
Tuesday, 3/8/2022
Current report filing
8-K
Tuesday, 1/18/2022
Current report filing
8-K
Monday, 1/10/2022
Current report filing
8-K
Wednesday, 1/5/2022
Current report filing
8-K
Friday, 12/17/2021
Current report filing
8-K
Tuesday, 11/16/2021
Current report filing
8-K
Thursday, 11/4/2021
Current report filing
8-K
Tuesday, 11/2/2021
Current report filing
8-K
Monday, 10/25/2021
Current report filing
8-K
Friday, 10/1/2021
Current report filing
8-K
Thursday, 8/12/2021
Current report filing
8-K
Thursday, 8/5/2021
Current report filing
8-K
Thursday, 5/13/2021
Current report filing
8-K
Wednesday, 5/12/2021
Current report filing
8-K
Tuesday, 5/4/2021
Current report filing
8-K
Thursday, 4/8/2021
Current report filing
8-K
Monday, 4/5/2021
Current report filing
8-K
Thursday, 3/11/2021
Current report filing
8-K
Friday, 2/26/2021
Current report filing
8-K
Thursday, 10/29/2020
Current report filing
8-K
Thursday, 10/22/2020
Current report filing
8-K
Wednesday, 9/30/2020
Current report filing
8-K
Thursday, 7/30/2020
Current report filing
8-K
Thursday, 7/23/2020
Current report filing
8-K
Wednesday, 6/10/2020
Current report filing
8-K
Thursday, 5/14/2020
Current report filing
8-K
Thursday, 5/7/2020
Current report filing
8-K
Thursday, 4/30/2020
Current report filing
8-K
Tuesday, 4/21/2020
Current report filing
8-K
Thursday, 2/27/2020
Current report filing
8-K
Thursday, 2/20/2020
Current report filing
8-K
Thursday, 10/31/2019
Current report filing
8-K
Thursday, 10/24/2019
Current report filing
8-K
Tuesday, 10/1/2019
Current report filing
8-K
Thursday, 8/1/2019
Current report filing
8-K
Thursday, 7/25/2019
Current report filing
8-K
Monday, 7/1/2019
Current report filing
8-K
Wednesday, 5/1/2019
Current report filing
8-K
Thursday, 4/25/2019
Current report filing
8-K
Thursday, 2/28/2019
Current report filing
8-K
Thursday, 2/21/2019
Current report filing
8-K
Thursday, 11/1/2018
Current report filing
8-K
Thursday, 10/25/2018
Current report filing
8-K
Tuesday, 9/18/2018
Current report filing
8-K
Thursday, 8/2/2018
Current report filing
8-K
Thursday, 7/26/2018
Current report filing
8-K
Monday, 7/2/2018
Current report filing
8-K
Friday, 5/4/2018
Current report filing
8-K
Thursday, 5/3/2018
Current report filing
8-K
Thursday, 4/26/2018
Current report filing
8-K
Friday, 3/2/2018
Current report filing
8-K
Thursday, 3/1/2018
Current report filing
8-K
Thursday, 2/22/2018
Current report filing
8-K
Thursday, 11/2/2017
Current report filing
8-K
Thursday, 10/26/2017
Current report filing
8-K
Thursday, 8/3/2017
Current report filing
8-K
Thursday, 7/27/2017
Current report filing
8-K
Friday, 6/30/2017
Current report filing
8-K
Thursday, 5/4/2017
Current report filing
8-K
Thursday, 4/27/2017
Current report filing
8-K
Thursday, 3/2/2017
Current report filing
8-K
Thursday, 2/23/2017
Current report filing
8-K
Thursday, 11/3/2016
Current report filing
8-K
Thursday, 10/27/2016
Current report filing
8-K
Thursday, 10/6/2016
Current report filing
8-K
Thursday, 8/4/2016
Current report filing
8-K
Thursday, 7/28/2016
Current report filing
8-K
Tuesday, 5/10/2016
Current report filing
8-K
Thursday, 5/5/2016
Current report filing
8-K
Wednesday, 5/4/2016
Current report filing
8-K
Friday, 3/25/2016
Current report filing
8-K/A
Tuesday, 3/15/2016
Current report filing
8-K
Friday, 3/11/2016
Current report filing
8-K
Monday, 3/7/2016
Current report filing
8-K
Friday, 2/19/2016
Current report filing
8-K
Thursday, 11/5/2015
Current report filing
8-K
Thursday, 10/29/2015
Current report filing
8-K
Wednesday, 9/23/2015
Current report filing
8-K
Friday, 8/7/2015
Current report filing
Show More

Other (90)

CORRESP
Monday, 8/7/2023
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
SC 14D9/A
Tuesday, 1/18/2022
Tender offer solicitation/recommendation statements filed under Rule 14d-9
SC 14D9/A
Monday, 1/10/2022
Tender offer solicitation/recommendation statements filed under Rule 14d-9
SC 14D9/A
Tuesday, 11/23/2021
Tender offer solicitation/recommendation statements filed under Rule 14d-9
SC 14D9/A
Tuesday, 11/16/2021
Tender offer solicitation/recommendation statements filed under Rule 14d-9
SC 14D9
Monday, 11/1/2021
Tender offer solicitation/recommendation statements filed under Rule 14d-9
8-A12B
Thursday, 4/8/2021
Form for the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b)
EFFECT
Wednesday, 12/31/2014
Notice of Effectiveness
CORRESP
Wednesday, 12/31/2014
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Wednesday, 12/31/2014
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Tuesday, 12/16/2014
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Tuesday, 12/16/2014
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Thursday, 11/6/2014
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
ARS
Tuesday, 6/10/2014
Annual report to security holders
CORRESP
Thursday, 10/3/2013
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Friday, 5/31/2013
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Friday, 5/17/2013
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
ARS
Friday, 5/10/2013
Annual report to security holders
CORRESP
Wednesday, 3/6/2013
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Friday, 1/25/2013
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Tuesday, 1/8/2013
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
ARS
Friday, 5/4/2012
Annual report to security holders
ARS
Wednesday, 5/6/2009
Annual report to security holders
CORRESP
Thursday, 3/19/2009
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Friday, 2/27/2009
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Friday, 2/6/2009
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
CORRESP
Monday, 1/26/2009
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
ARS
Friday, 5/9/2008
Annual report to security holders
8-A12B
Monday, 11/5/2007
Form for the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b)
25
Monday, 11/5/2007
Notification filed by issuer to voluntarily withdraw a class of securities from listing and registration on a national securities exchange
CERTNAS
Monday, 11/5/2007
None
CORRESP
Thursday, 7/12/2007
A correspondence can be sent as a document with another submission type or can be sent as a separate submission.
10KSB
Wednesday, 3/28/2007
None
10QSB
Monday, 11/13/2006
None
10QSB
Friday, 8/11/2006
None
10QSB
Thursday, 5/11/2006
None
10KSB
Wednesday, 3/29/2006
None
10QSB
Monday, 11/14/2005
None
POS EX
Thursday, 10/6/2005
Post-effective amendment filed solely to add exhibits to a registration statement
SB-2/A
Monday, 10/3/2005
None
SB-2/A
Tuesday, 9/20/2005
None
SB-2
Thursday, 9/1/2005
None
10QSB
Monday, 8/15/2005
None
10QSB
Thursday, 5/12/2005
None
CERTAMX
Friday, 4/15/2005
None
8-A12B
Wednesday, 4/13/2005
Form for the registration / listing of a class of securities on a national securities exchange pursuant to Section 12(b)
10KSB
Wednesday, 3/30/2005
None
10QSB
Wednesday, 11/10/2004
None
SB-2
Wednesday, 9/29/2004
None
10QSB
Thursday, 8/12/2004
None
10QSB
Wednesday, 5/12/2004
None
10KSB
Tuesday, 3/30/2004
None
10QSB
Wednesday, 11/12/2003
None
10QSB
Tuesday, 8/12/2003
None
10QSB
Tuesday, 5/13/2003
None
10KSB
Friday, 3/28/2003
None
10QSB
Thursday, 11/14/2002
None
10QSB
Wednesday, 8/14/2002
None
10QSB
Wednesday, 5/8/2002
None
10KSB
Friday, 3/29/2002
None
10QSB
Thursday, 11/8/2001
None
10QSB
Tuesday, 8/14/2001
None
10QSB
Monday, 5/14/2001
None
10KSB
Friday, 3/30/2001
None
10QSB/A
Wednesday, 11/22/2000
None
10QSB
Tuesday, 11/14/2000
None
10QSB
Monday, 8/14/2000
None
10QSB
Friday, 5/12/2000
None
10KSB
Tuesday, 4/4/2000
None
PRES14A
Friday, 2/11/2000
None
10QSB
Friday, 11/12/1999
None
10QSB
Friday, 8/13/1999
None
10QSB
Thursday, 5/13/1999
None
10KSB/A
Friday, 4/30/1999
None
10KSB
Wednesday, 3/31/1999
None
10QSB
Wednesday, 11/4/1998
None
DEFS14A
Friday, 9/25/1998
None
10QSB
Wednesday, 8/12/1998
None
10QSB
Thursday, 5/14/1998
None
10KSB
Tuesday, 3/31/1998
None
10QSB
Friday, 11/14/1997
None
10QSB
Tuesday, 8/12/1997
None
SB-2/A
Wednesday, 7/2/1997
None
10QSB
Monday, 5/12/1997
None
10KSB
Monday, 3/31/1997
None
10QSB
Thursday, 11/14/1996
None
8-A12G
Wednesday, 11/13/1996
Form for registration of a class of securities pursuant to Section 12(g)
SB-2/A
Friday, 10/4/1996
None
10KSB
Monday, 4/1/1996
None
10QSB
Monday, 11/13/1995
None
Show More

Ownership (567)

3
Thursday, 11/2/2023
Clark William Anthony: Initial statement of beneficial ownership of securities
SC 13D/A
Monday, 10/30/2023
Wilks Dan H.: Major Shareholders
4
Monday, 10/30/2023
Wilks Farris: Statement of changes in beneficial ownership of securities
4/A
Friday, 6/30/2023
Wilks Farris: Statement of changes in beneficial ownership of securities
SC 13D/A
Thursday, 6/29/2023
Wilks Dan H.: Major Shareholders
4
Friday, 6/16/2023
Wilks Farris: Statement of changes in beneficial ownership of securities
4
Friday, 6/16/2023
Wilks Farris: Statement of changes in beneficial ownership of securities
4/A
Friday, 6/16/2023
Wilks Farris: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/14/2023
Wilks Farris: Statement of changes in beneficial ownership of securities
SC 13G/A
Tuesday, 2/14/2023
Arena Investors LP: Major Shareholders
SC 13G/A
Monday, 2/13/2023
RENAISSANCE TECHNOLOGIES LLC: Major Shareholders
SC 13G/A
Friday, 2/10/2023
DIMENSIONAL FUND ADVISORS LP: Major Shareholders
4
Thursday, 8/18/2022
TOBIAS C RAY: Statement of changes in beneficial ownership of securities
4
Thursday, 8/18/2022
Brata James Kevin: Statement of changes in beneficial ownership of securities
4
Thursday, 8/18/2022
JUMPER STEPHEN C: Statement of changes in beneficial ownership of securities
3
Friday, 3/11/2022
Wilks Farris: Initial statement of beneficial ownership of securities
SC 13G/A
Thursday, 2/17/2022
Schneider John M.: Major Shareholders
SC 13G/A
Monday, 2/14/2022
AMERIPRISE FINANCIAL INC: Major Shareholders
SC 13G/A
Friday, 2/11/2022
RENAISSANCE TECHNOLOGIES LLC: Major Shareholders
SC 13G/A
Tuesday, 2/8/2022
DIMENSIONAL FUND ADVISORS LP: Major Shareholders
SC 13D/A
Friday, 1/28/2022
Wilks Brothers, LLC: Major Shareholders
3
Thursday, 1/27/2022
Wilks Matthew: Initial statement of beneficial ownership of securities
3
Thursday, 1/27/2022
Bradley Bruce Franklin: Initial statement of beneficial ownership of securities
3
Thursday, 1/27/2022
Krylov Sergei: Initial statement of beneficial ownership of securities
4
Thursday, 1/20/2022
Brata James Kevin: Statement of changes in beneficial ownership of securities
4
Thursday, 1/20/2022
North Ted R: Statement of changes in beneficial ownership of securities
4
Thursday, 1/20/2022
JUMPER STEPHEN C: Statement of changes in beneficial ownership of securities
4
Thursday, 1/20/2022
Vander Ploeg Mark A: Statement of changes in beneficial ownership of securities
4
Thursday, 1/20/2022
Klofas Michael L: Statement of changes in beneficial ownership of securities
4
Thursday, 1/20/2022
COOPER CRAIG W: Statement of changes in beneficial ownership of securities
4
Thursday, 1/20/2022
TOBIAS C RAY: Statement of changes in beneficial ownership of securities
SC 13D/A
Friday, 1/14/2022
Wilks Brothers, LLC: Major Shareholders
SC 13G
Tuesday, 12/21/2021
Arena Investors LP: Major Shareholders
SC 13G/A
Tuesday, 12/7/2021
GRACE & WHITE INC /NY: Major Shareholders
SC 13D/A
Monday, 10/25/2021
Wilks Brothers, LLC: Major Shareholders
SC 13D
Friday, 10/8/2021
Schneider John M.: Major Shareholders
4
Friday, 10/1/2021
Klofas Michael L: Statement of changes in beneficial ownership of securities
4
Friday, 10/1/2021
Vander Ploeg Mark A: Statement of changes in beneficial ownership of securities
4
Friday, 10/1/2021
North Ted R: Statement of changes in beneficial ownership of securities
4
Friday, 10/1/2021
COOPER CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/17/2021
JUMPER STEPHEN C: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/17/2021
Brata James Kevin: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/17/2021
TOBIAS C RAY: Statement of changes in beneficial ownership of securities
4
Friday, 7/2/2021
Klofas Michael L: Statement of changes in beneficial ownership of securities
4
Friday, 7/2/2021
Vander Ploeg Mark A: Statement of changes in beneficial ownership of securities
4
Friday, 7/2/2021
North Ted R: Statement of changes in beneficial ownership of securities
4
Friday, 7/2/2021
COOPER CRAIG W: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/2/2021
Brata James Kevin: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/2/2021
TOBIAS C RAY: Statement of changes in beneficial ownership of securities
SC 13G/A
Friday, 2/12/2021
DIMENSIONAL FUND ADVISORS LP: Major Shareholders
SC 13G/A
Friday, 2/12/2021
AMERIPRISE FINANCIAL INC: Major Shareholders
SC 13G/A
Thursday, 2/11/2021
RENAISSANCE TECHNOLOGIES LLC: Major Shareholders
SC 13G/A
Friday, 1/29/2021
GRACE & WHITE INC /NY: Major Shareholders
SC 13D
Tuesday, 1/19/2021
Wilks Brothers, LLC: Major Shareholders
SC 13G/A
Thursday, 12/10/2020
GATE CITY CAPITAL MANAGEMENT, LLC: Major Shareholders
SC 13G
Monday, 10/19/2020
Wilks Brothers, LLC: Major Shareholders
4
Thursday, 9/17/2020
TOBIAS C RAY: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/11/2020
Thomas James W: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/11/2020
TOBIAS C RAY: Statement of changes in beneficial ownership of securities
4
Tuesday, 8/11/2020
Brata James Kevin: Statement of changes in beneficial ownership of securities
SC 13G/A
Thursday, 4/9/2020
GATE CITY CAPITAL MANAGEMENT, LLC: Major Shareholders
4
Thursday, 3/12/2020
JUMPER STEPHEN C: Statement of changes in beneficial ownership of securities
SC 13G
Friday, 2/14/2020
AMERIPRISE FINANCIAL INC: Major Shareholders
SC 13G
Friday, 2/14/2020
GATE CITY CAPITAL MANAGEMENT, LLC: Major Shareholders
SC 13G/A
Friday, 2/14/2020
SALEM INVESTMENT COUNSELORS INC: Major Shareholders
SC 13G/A
Thursday, 2/13/2020
RENAISSANCE TECHNOLOGIES LLC: Major Shareholders
SC 13G/A
Wednesday, 2/12/2020
DIMENSIONAL FUND ADVISORS LP: Major Shareholders
SC 13G/A
Monday, 2/3/2020
GRACE & WHITE INC /NY: Major Shareholders
4
Thursday, 1/2/2020
BARRETT WILLIAM J: Statement of changes in beneficial ownership of securities
4
Thursday, 1/2/2020
HOOVER GARY M: Statement of changes in beneficial ownership of securities
4
Thursday, 1/2/2020
Vander Ploeg Mark A: Statement of changes in beneficial ownership of securities
4
Thursday, 1/2/2020
Klofas Michael L: Statement of changes in beneficial ownership of securities
4
Thursday, 1/2/2020
North Ted R: Statement of changes in beneficial ownership of securities
4
Thursday, 1/2/2020
COOPER CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/1/2019
Klofas Michael L: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/1/2019
North Ted R: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/1/2019
Vander Ploeg Mark A: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/1/2019
BARRETT WILLIAM J: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/1/2019
COOPER CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 10/1/2019
HOOVER GARY M: Statement of changes in beneficial ownership of securities
SC 13G
Monday, 9/9/2019
SALEM INVESTMENT COUNSELORS INC: Major Shareholders
SC 13G/A
Wednesday, 7/10/2019
BlackRock Inc.: Major Shareholders
4
Monday, 7/1/2019
North Ted R: Statement of changes in beneficial ownership of securities
4
Monday, 7/1/2019
HOOVER GARY M: Statement of changes in beneficial ownership of securities
4
Monday, 7/1/2019
BARRETT WILLIAM J: Statement of changes in beneficial ownership of securities
4
Monday, 7/1/2019
COOPER CRAIG W: Statement of changes in beneficial ownership of securities
4
Monday, 7/1/2019
Vander Ploeg Mark A: Statement of changes in beneficial ownership of securities
4
Monday, 7/1/2019
Klofas Michael L: Statement of changes in beneficial ownership of securities
4
Friday, 5/31/2019
WHITENER WAYNE A: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2019
Vander Ploeg Mark A: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2019
HOOVER GARY M: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2019
Klofas Michael L: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2019
COOPER CRAIG W: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2019
North Ted R: Statement of changes in beneficial ownership of securities
4
Tuesday, 4/2/2019
BARRETT WILLIAM J: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/13/2019
Thomas James W: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/19/2019
WHITENER WAYNE A: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/19/2019
Brata James Kevin: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/19/2019
Thomas James W: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/19/2019
TOBIAS C RAY: Statement of changes in beneficial ownership of securities
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Prospectus (42)

SC TO-T/A
Tuesday, 1/18/2022
Third party tender offer statement
SC TO-T/A
Monday, 1/10/2022
Third party tender offer statement
SC TO-T/A
Wednesday, 11/17/2021
Third party tender offer statement
SC TO-T
Monday, 11/1/2021
Third party tender offer statement
S-8
Monday, 6/28/2021
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
S-8
Monday, 7/18/2016
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
S-8
Tuesday, 6/2/2015
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
S-8 POS
Thursday, 2/12/2015
Post-effective amendment to a S-8 registration statement
425
Monday, 2/9/2015
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
S-8
Friday, 2/6/2015
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
425
Tuesday, 1/13/2015
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Monday, 1/5/2015
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
424B3
Wednesday, 12/31/2014
Prospectus filed pursuant to Rule 424(b)(3)
S-4/A
Tuesday, 12/30/2014
Registration of securities issued in business combination transactions
S-4/A
Tuesday, 12/16/2014
Registration of securities issued in business combination transactions
425
Tuesday, 12/2/2014
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Monday, 11/17/2014
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
S-4
Thursday, 11/6/2014
Registration of securities issued in business combination transactions
425
Monday, 10/27/2014
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Thursday, 10/9/2014
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Monday, 10/24/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Monday, 10/24/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Tuesday, 10/18/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Friday, 10/7/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Tuesday, 9/27/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Tuesday, 9/27/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Tuesday, 9/6/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Tuesday, 9/6/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Wednesday, 8/24/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Wednesday, 8/24/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Wednesday, 7/27/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Thursday, 6/2/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Thursday, 6/2/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Thursday, 5/5/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Wednesday, 5/4/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Monday, 3/21/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Monday, 3/21/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
425
Monday, 3/21/2011
Filing under Securities Act Rule 425 of certain prospectuses and communications in connection with business combination transactions
S-8
Thursday, 4/19/2007
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
424B4
Thursday, 10/6/2005
Prospectus filed pursuant to Rule 424(b)(4)
S-8
Friday, 8/27/2004
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
S-8
Friday, 10/11/1996
Initial registration statement for securities to be offered to employees pursuant to employee benefit plans
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Proxies (40)

DEF 14A
Wednesday, 11/8/2023
Definitive proxy statements
PRE 14A
Friday, 10/27/2023
Preliminary proxy statement not related to a contested matter or merger/acquisition
DEF 14A
Monday, 8/28/2023
Definitive proxy statements
PRER14A
Wednesday, 8/23/2023
Preliminary revised proxy soliciting materials
PRER14A
Monday, 8/7/2023
Preliminary revised proxy soliciting materials
PRE 14A
Thursday, 6/29/2023
Preliminary proxy statement not related to a contested matter or merger/acquisition
DEF 14A
Friday, 12/9/2022
Definitive proxy statements
DEFM14A
Tuesday, 2/22/2022
Definitive proxy statement relating to a merger, acquisition, or disposition
PREM14A
Tuesday, 11/23/2021
Preliminary proxy statement relating to a merger, acquisition, or disposition
DEF 14A
Thursday, 4/1/2021
Definitive proxy statements
DEF 14A
Friday, 4/24/2020
Definitive proxy statements
DEF 14A
Monday, 3/18/2019
Definitive proxy statements
DEF 14A
Thursday, 3/22/2018
Definitive proxy statements
DEF 14A
Wednesday, 3/22/2017
Definitive proxy statements
DEF 14A
Friday, 3/25/2016
Definitive proxy statements
DEF 14A
Thursday, 4/30/2015
Definitive proxy statements
DEFA14A
Thursday, 1/15/2015
Definitive additional proxy soliciting materials including Rule 14(a)(12) material. Note: Submission type DEFA14A can be filed as part of Form 8-K. For filers subject to 8-K filing requirements, we recommend the use of the 8-K combined form type as the easiest method for fulfilling your filing requirement for both forms.
DEF 14A
Wednesday, 4/30/2014
Definitive proxy statements
DEF 14A
Tuesday, 4/30/2013
Definitive proxy statements
PRE 14A
Friday, 4/19/2013
Preliminary proxy statement not related to a contested matter or merger/acquisition
DEF 14A
Tuesday, 4/24/2012
Definitive proxy statements
DEF 14A
Friday, 11/18/2011
Definitive proxy statements
DEF 14A
Friday, 4/23/2010
Definitive proxy statements
DEF 14A
Tuesday, 4/28/2009
Definitive proxy statements
DEF 14A
Friday, 4/25/2008
Definitive proxy statements
DEF 14A
Monday, 4/30/2007
Definitive proxy statements
DEFR14A
Tuesday, 4/25/2006
Definitive revised proxy soliciting materials
DEF 14A
Friday, 4/21/2006
Definitive proxy statements
DEF 14A
Friday, 4/29/2005
Definitive proxy statements
DEF 14A
Wednesday, 4/28/2004
Definitive proxy statements
DEF 14A
Monday, 5/5/2003
Definitive proxy statements
PRE 14A
Friday, 4/25/2003
Preliminary proxy statement not related to a contested matter or merger/acquisition
DEF 14A
Friday, 4/26/2002
Definitive proxy statements
DEF 14A
Friday, 4/20/2001
Definitive proxy statements
DEF 14A
Tuesday, 4/11/2000
Definitive proxy statements
PRER14A
Monday, 4/3/2000
Preliminary revised proxy soliciting materials
DEF 14A
Thursday, 4/29/1999
Definitive proxy statements
PREM14A
Thursday, 9/3/1998
Preliminary proxy statement relating to a merger, acquisition, or disposition
DEF 14A
Tuesday, 4/28/1998
Definitive proxy statements
DEF 14A
Tuesday, 4/29/1997
Definitive proxy statements
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