| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2021 | 05 May 2021 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Dec 2020 | 15 Dec 2020 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Oct 2020 | 01 Oct 2020 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Sep 2020 | 09 Sep 2020 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2020 | 01 Jul 2020 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2020 | 20 May 2020 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2020 | 12 May 2020 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2020 | 01 Apr 2020 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Mar 2020 | 18 Mar 2020 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jan 2020 | 02 Jan 2020 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Dec 2019 | 11 Dec 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2019 | 01 Oct 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Sep 2019 | 12 Sep 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jul 2019 | 01 Jul 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jun 2019 | 12 Jun 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 May 2019 | 15 May 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2019 | 09 May 2019 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2019 | 01 Apr 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Mar 2019 | 20 Mar 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jan 2019 | 02 Jan 2019 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Dec 2018 | 05 Dec 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2018 | 01 Oct 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Sep 2018 | 05 Sep 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jul 2018 | 05 Jul 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jun 2018 | 06 Jun 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2018 | 16 May 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2018 | 08 May 2018 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2018 | 02 Apr 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Mar 2018 | 21 Mar 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jan 2018 | 05 Jan 2018 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Dec 2017 | 06 Dec 2017 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Oct 2017 | 05 Oct 2017 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Sep 2017 | 06 Sep 2017 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2017 | 03 Jul 2017 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jun 2017 | 14 Jun 2017 | 001-35258 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 25 May 2017 | 10 May 2017 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2017 | 10 May 2017 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2017 | 09 May 2017 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Apr 2017 | 03 Apr 2017 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2016 | 11 May 2016 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 May 2016 | 02 May 2016 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 | 15 May 2015 | 13 May 2015 | 001-33626 |
| 4 | Open Document | Open Filing | M. NUNNELLY FORM 4 | 14 May 2015 | 12 May 2015 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2014 | 07 May 2014 | 001-33626 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2014 | 06 May 2014 | 001-35258 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2014 | 10 Mar 2014 | 001-35625 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Mar 2014 | 04 Mar 2014 | 001-35625 |