| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jun 2023 | 16 Jun 2023 | 001-40357 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jul 2022 | 06 Jul 2022 | 000-30205 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Jun 2022 | 23 Jun 2022 | 001-40357 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2022 | 09 Mar 2022 | 000-30205 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2022 | 15 Feb 2022 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jul 2021 | 16 Jul 2021 | 001-40357 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2021 | 13 May 2021 | 001-04482 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2021 | 12 May 2021 | 001-04482 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 21 Apr 2021 | 20 Apr 2021 | 001-40357 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Apr 2021 | 20 Apr 2021 | 000-30877 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2021 | 03 Mar 2021 | 000-30205 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2020 | 11 Nov 2020 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Jul 2020 | 23 Jul 2020 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jun 2020 | 28 Jun 2020 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2020 | 05 Jun 2020 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jun 2020 | 02 Jun 2020 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2020 | 01 Jun 2020 | 001-37956 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2020 | 08 May 2020 | 001-04482 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2020 | 04 Mar 2020 | 000-30205 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2020 | 12 Feb 2020 | 000-30205 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Nov 2019 | 01 Nov 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Oct 2019 | 01 Oct 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Sep 2019 | 01 Sep 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Aug 2019 | 01 Aug 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2019 | 28 Jun 2019 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2019 | 01 Jul 2019 | 000-17781 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 20 Jun 2019 | 01 Jun 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jun 2019 | 01 Jun 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 May 2019 | 24 May 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 May 2019 | 14 May 2019 | 000-17781 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 May 2019 | 09 May 2019 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2019 | 03 May 2019 | 001-37956 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2019 | 06 Mar 2019 | 000-30205 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Feb 2019 | 05 Feb 2019 | 000-17781 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 09 Jan 2019 | 07 Jan 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jun 2018 | 28 Jun 2018 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jun 2018 | 15 Jun 2018 | 000-30877 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2018 | 11 May 2018 | 001-04482 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2018 | 09 May 2018 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 May 2018 | 27 Apr 2018 | 001-37956 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2018 | 13 Mar 2018 | 000-30205 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2018 | 09 Mar 2018 | 000-30205 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2018 | 06 Mar 2018 | 000-30205 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Dec 2017 | 01 Dec 2017 | 001-37956 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Oct 2017 | 30 Oct 2017 | 000-30205 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jun 2017 | 15 Jun 2017 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jun 2017 | 14 Jun 2017 | 000-14338 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 May 2017 | 12 May 2017 | 001-04482 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2017 | 11 May 2017 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 May 2017 | 27 Apr 2017 | 001-37956 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2017 | 19 May 2016 | 000-28018 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2017 | 07 Mar 2017 | 000-30205 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Nov 2016 | 08 Nov 2016 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Aug 2016 | 11 Aug 2016 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2016 | 09 Aug 2016 | 000-50460 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Aug 2016 | 05 Aug 2016 | 000-30205 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2016 | 30 Jun 2016 | 000-28018 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jun 2016 | 13 Jun 2016 | 000-50460 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 May 2016 | 20 May 2016 | 001-04482 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 May 2016 | 12 May 2016 | 001-04482 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 10 May 2016 | 01 May 2016 | 000-30877 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Apr 2016 | 27 Apr 2016 | 000-50460 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2016 | 26 Apr 2016 | 000-28018 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2016 | 26 Apr 2016 | 000-28018 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 14 Mar 2016 | 11 Mar 2016 | 000-14338 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2016 | 08 Mar 2016 | 000-30205 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2016 | 31 Dec 2015 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Dec 2015 | 27 Nov 2015 | 000-23018 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2015 | 21 May 2015 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 - RICHARD HILL - APRIL 30, 2015 | 04 May 2015 | 30 Apr 2015 | 000-50460 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2015 | 06 Mar 2015 | 000-30205 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2015 | 03 Mar 2015 | 000-30205 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Feb 2015 | 26 Feb 2015 | 000-23018 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2015 | 31 Dec 2014 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 - HILL - NOVEMBER 28, 2014 | 02 Dec 2014 | 28 Nov 2014 | 000-50460 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2014 | 22 May 2014 | 001-04482 |
| 4 | Open Document | Open Filing | FORM 4 - HILL (5/7/14) | 09 May 2014 | 07 May 2014 | 000-50460 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2014 | 06 May 2014 | 001-10317 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2014 | 01 Mar 2014 | 001-10317 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2014 | 04 Mar 2014 | 000-30205 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2014 | 01 Mar 2014 | 001-10317 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2014 | 26 Feb 2014 | 000-23018 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2014 | 31 Dec 2013 | 001-04482 |