4
File 001-31993
FORM 4
- Filing date
- 14 Jul 2026
- Reporting date
- 10 Jul 2026
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Nicholas M. Grindstaff reports
- Company location
- The Woodlands, TX
Nicholas M. Grindstaff has filed 54 SEC EDGAR filings since 14 Feb 2001
SEC filing history
Showing 1-25 of 39 matching filings.
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1
4
File 001-31993
FORM 4
- Filing date
- 05 Jan 2026
- Reporting date
- 31 Dec 2025
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4
File 001-31993
FORM 4
- Filing date
- 10 Jul 2025
- Reporting date
- 10 Jul 2025
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3
File 001-31993
FORM 3
- Filing date
- 10 Jul 2025
- Reporting date
- 10 Jul 2025
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4
File 001-35407
FORM 4
- Filing date
- 17 Oct 2022
- Reporting date
- 15 Sep 2022
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3
File 001-35407
FORM 3
- Filing date
- 23 Nov 2021
- Reporting date
- 15 Nov 2021
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4
File 001-13831
FORM 4
- Filing date
- 12 May 2021
- Reporting date
- 10 May 2021
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4
File 001-13831
FORM 4
- Filing date
- 29 Mar 2021
- Reporting date
- 25 Mar 2021
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4
File 001-13831
FORM 4
- Filing date
- 05 Mar 2021
- Reporting date
- 03 Mar 2021
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4
File 001-13831
FORM 4
- Filing date
- 02 Mar 2021
- Reporting date
- 28 Feb 2021
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4
File 001-13831
FORM 4
- Filing date
- 05 Jan 2021
- Reporting date
- 01 Jan 2021
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4
File 001-13831
FORM 4
- Filing date
- 04 Nov 2020
- Reporting date
- 02 Nov 2020
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4
File 001-13831
FORM 4
- Filing date
- 30 Mar 2020
- Reporting date
- 26 Mar 2020
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4
File 001-13831
FORM 4
- Filing date
- 06 Mar 2020
- Reporting date
- 04 Mar 2020
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4
File 001-13831
FORM 4
- Filing date
- 03 Mar 2020
- Reporting date
- 28 Feb 2020
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4
File 001-13831
FORM 4
- Filing date
- 03 Jan 2020
- Reporting date
- 01 Jan 2020
- SEC evidence
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4
File 001-13831
FORM 4
- Filing date
- 11 Mar 2019
- Reporting date
- 08 Mar 2019
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4
File 001-13831
FORM 4
- Filing date
- 04 Mar 2019
- Reporting date
- 28 Feb 2019
- SEC evidence
- Open document Open filing
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4
File 001-13831
FORM 4
- Filing date
- 02 Mar 2018
- Reporting date
- 28 Feb 2018
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4
File 001-13831
FORM 4
- Filing date
- 24 Mar 2017
- Reporting date
- 22 Mar 2017
- SEC evidence
- Open document Open filing
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4
File 001-13831
FORM 4
- Filing date
- 02 Mar 2017
- Reporting date
- 28 Feb 2017
- SEC evidence
- Open document Open filing
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4
File 001-13831
FORM 4
- Filing date
- 01 Mar 2017
- Reporting date
- 27 Feb 2017
- SEC evidence
- Open document Open filing
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4
File 001-13831
FORM 4
- Filing date
- 22 Feb 2017
- Reporting date
- 20 Feb 2017
- SEC evidence
- Open document Open filing
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4
File 001-13831
FORM 4
- Filing date
- 01 Apr 2016
- Reporting date
- 30 Mar 2016
- SEC evidence
- Open document Open filing
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4
File 001-13831
FORM 4
- Filing date
- 01 Mar 2016
- Reporting date
- 28 Feb 2016
- SEC evidence
- Open document Open filing
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