| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 19 Apr 2022 | 18 Apr 2022 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2022 | 07 Mar 2022 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2022 | 03 Mar 2022 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2022 | 08 Feb 2022 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2021 | 08 Mar 2021 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2021 | 04 Mar 2021 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2020 | 17 Mar 2020 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2020 | 05 Mar 2020 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2019 | 10 May 2019 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Mar 2019 | 07 Mar 2019 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2019 | 03 Mar 2019 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2018 | 08 Mar 2018 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2018 | 05 Mar 2018 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2017 | 07 Mar 2017 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Mar 2017 | 02 Mar 2017 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2017 | 24 Feb 2017 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jul 2016 | 18 Jul 2016 | 001-32327 |
| 4/A | Open Document | Open Filing | FORM 4/A | 10 Mar 2016 | 03 Mar 2016 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2016 | 03 Mar 2016 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2016 | 18 Feb 2016 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jul 2015 | 19 Jul 2015 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2015 | 05 Mar 2015 | 001-32327 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2015 | 13 Feb 2015 | 001-32327 |
| 3 | Open Document | Open Filing | MARK ISAACSON FORM 3 (8-13-2014) | 22 Aug 2014 | 13 Aug 2014 | 001-32327 |