| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 01 Dec 2023 | 30 Nov 2023 | 001-32147 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 22 May 2023 | ||
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2023 | 16 Mar 2023 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2023 | 27 Feb 2023 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 22 Nov 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | 21 Nov 2022 | 17 Nov 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Nov 2022 | 07 Nov 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Sep 2022 | 01 Sep 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Aug 2022 | 23 Aug 2022 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 18 Aug 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | 17 Aug 2022 | 15 Aug 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Aug 2022 | 08 Aug 2022 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 27 May 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | 25 May 2022 | 23 May 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2022 | 03 May 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Feb 2022 | 08 Feb 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2022 | 01 Feb 2022 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 6 TO SC 13D | 15 Nov 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2021 | 09 Nov 2021 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Feb 2021 | 23 Feb 2021 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2021 | 03 Feb 2021 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Nov 2020 | 05 Nov 2020 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 5 TO SC 13D | 25 Aug 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Aug 2020 | 20 Aug 2020 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jul 2020 | 28 Jul 2020 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Mar 2020 | 12 Mar 2020 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Feb 2020 | 06 Feb 2020 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 16 Jan 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Aug 2019 | 22 Aug 2019 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 22 Aug 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Aug 2019 | 05 Aug 2019 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Feb 2019 | 05 Feb 2019 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Feb 2019 | 30 Jan 2019 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 13 Nov 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2018 | 08 Nov 2018 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 26 Jun 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Feb 2018 | 08 Feb 2018 | 001-32147 |
| SC 13D | Open Document | Open Filing | SC 13D | 10 Jan 2018 | ||
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 09 Nov 2017 | 25 Sep 2017 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Sep 2017 | 25 Sep 2017 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jan 2017 | 30 Jan 2017 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Jan 2017 | 26 Jan 2017 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2016 | 01 Feb 2016 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jan 2016 | 27 Jan 2016 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Oct 2015 | 27 Oct 2015 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Feb 2015 | 09 Feb 2015 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2015 | 03 Feb 2015 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Feb 2014 | 04 Feb 2014 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2014 | 31 Jan 2014 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Feb 2013 | 30 Jan 2013 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jan 2013 | 29 Jan 2013 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jan 2013 | 04 Jan 2013 | 001-33963 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Dec 2012 | 30 Nov 2012 | 001-33963 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Feb 2012 | 03 Feb 2012 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Feb 2012 | 01 Feb 2012 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jan 2012 | 05 Jan 2012 | 001-33963 |