SEC EDGAR filings, ownership reports, and insider transactions for Martha I. Byorum.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Sep 2021 | 02 Sep 2021 | 001-35436 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2021 | 07 May 2021 | 001-38000 |
| 4 | Open Document | Open Filing | 21 Dec 2020 | 16 Dec 2020 | 001-38417 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Dec 2020 | 16 Dec 2020 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Sep 2020 | 03 Sep 2020 | 001-35436 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2020 | 07 May 2020 | 001-38000 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Sep 2019 | 13 Sep 2019 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 May 2019 | 28 May 2019 | 001-35436 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2019 | 09 May 2019 | 001-38000 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2019 | 11 Feb 2019 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2019 | 11 Feb 2019 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2018 | 13 Nov 2018 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Sep 2018 | 11 Sep 2018 | 001-35436 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2018 | 24 May 2018 | 001-15973 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Apr 2018 | 26 Apr 2018 | 001-38000 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2018 | 13 Mar 2018 | 001-38417 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 02 Jan 2018 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2017 | 13 Dec 2017 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Dec 2017 | 05 Dec 2017 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Nov 2017 | 27 Nov 2017 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Nov 2017 | 17 Nov 2017 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2017 | 02 Oct 2017 | 001-35436 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Sep 2017 | 26 Sep 2017 | 001-15973 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jun 2017 | 09 Jun 2017 | 001-35436 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2017 | 05 Jun 2017 | 001-15973 |
| 4 | Open Document | Open Filing | FORM 4 | 30 May 2017 | 25 May 2017 | 001-15973 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2017 | 27 Feb 2017 | 001-38000 |
| 3 | Open Document | Open Filing | FORM 3 | 27 Jan 2017 | 27 Jan 2017 | 001-38000 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 03 Jan 2017 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2016 | 07 Dec 2016 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2016 | 03 Oct 2016 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Sep 2016 | 08 Sep 2016 | 001-35436 |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2016 | 26 May 2016 | 001-15973 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2016 | 01 Jan 2016 | 001-15973 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Aug 2015 | 26 Aug 2015 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2015 | 19 Aug 2015 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2014 | 27 Feb 2014 | 001-35436 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jan 2014 | 15 Jan 2014 | 001-35436 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2012 | 16 Mar 2012 | 001-35436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Dec 2011 | 21 Dec 2011 | 001-13780 |
| 4 | Open Document | Open Filing | FORM 4 | 23 May 2011 | 19 May 2011 | 001-13780 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP | 20 May 2010 | 18 May 2010 | 001-13780 |