NPK International Inc. reports

Company Names, identifiers, and filing context for this profile. 1 identity field
Company location
The Woodlands, TX
SEC filing record 1 source field available
Fiscal year end
31 December
NPK International Inc. has filed 1,590 SEC EDGAR filings since 06 Feb 1995

SEC filing history

Showing 301-325 of 1,000 matching filings.

Per page
25
Current page
13
SC 13D/A File 005-30300

AMENDMENT NO. 2 TO THE SCHEDULE 13D

Filing date
21 Apr 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
DEFA14A File 001-02960

DEFA14A

Filing date
08 Apr 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
DEF 14A File 001-02960

DEF 14A

Filing date
08 Apr 2022
Reporting date
19 May 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
3

PRIMARY DOCUMENT

Filing date
10 Mar 2022
Reporting date
01 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
3

PRIMARY DOCUMENT

Filing date
09 Mar 2022
Reporting date
01 Mar 2022
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13D/A File 005-30300

AMENDMENT NO. 1 TO THE SCHEDULE 13D

Filing date
22 Feb 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A File 005-30300

SC 13G/A

Filing date
14 Feb 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G File 005-30300

SCHEDULE 13G

Filing date
10 Feb 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13D File 005-30300

SC 13D filing

Filing date
09 Feb 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A File 005-30300

SEC SCHEDULE 13G

Filing date
08 Feb 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
SC 13G/A File 005-30300

SC 13G/A filing

Filing date
01 Feb 2022
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
17 Dec 2021
Reporting date
14 Dec 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
17 Dec 2021
Reporting date
14 Dec 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
4

PRIMARY DOCUMENT

Filing date
23 Nov 2021
Reporting date
20 Nov 2021
SEC evidence
Open document Open filing
Next action
Verify source filing
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .