| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 20 Aug 2025 | 19 Aug 2025 | 000-03676 |
| 4 | Open Document | Open Filing | 4 | 06 Jan 2025 | 02 Jan 2025 | 000-03676 |
| 4 | Open Document | Open Filing | 4 | 04 Jan 2024 | 02 Jan 2024 | 000-03676 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Nov 2023 | 03 Nov 2023 | 001-41092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2023 | 03 Jan 2023 | 000-03676 |
| 4 | Open Document | Open Filing | FORM4_WACHTEL_221121 | 23 Nov 2022 | 21 Nov 2022 | 001-41092 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2022 | 03 Jan 2022 | 000-03676 |
| 4 | Open Document | Open Filing | FORM4_WACHTEL_211230 | 03 Jan 2022 | 30 Dec 2021 | 001-41092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Nov 2021 | 12 Nov 2021 | 001-35806 |
| 4 | Open Document | Open Filing | FORM 4 WACHTEL 210826 | 30 Aug 2021 | 26 Aug 2021 | 000-22405 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 20 May 2021 | 12 May 2021 | 001-35806 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2021 | 12 May 2021 | 001-35806 |
| 4 | Open Document | Open Filing | FORM4_WACHTEL_210331 | 01 Apr 2021 | 31 Mar 2021 | 000-22405 |
| 4 | Open Document | Open Filing | FORM4_WACHTEL_210329 | 30 Mar 2021 | 29 Mar 2021 | 000-22405 |
| 4 | Open Document | Open Filing | FORM4_WACHTEL_210204 | 05 Feb 2021 | 04 Feb 2021 | 000-22405 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jan 2021 | 11 Jan 2021 | 000-03676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Feb 2020 | 05 Feb 2020 | 001-35806 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2020 | 06 Jan 2020 | 000-03676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2019 | 04 Mar 2019 | 000-22405 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Feb 2019 | 06 Feb 2019 | 001-35806 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2019 | 04 Jan 2019 | 000-03676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2019 | 04 Jan 2019 | 000-03676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Dec 2018 | 06 Dec 2018 | 000-03676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Feb 2018 | 09 Feb 2018 | 001-35806 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2018 | 04 Jan 2018 | 000-03676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jul 2017 | 17 Jul 2017 | 000-22405 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jun 2017 | 28 Jun 2017 | 000-03676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2017 | 31 Mar 2017 | 000-03676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Feb 2017 | 08 Feb 2017 | 001-35806 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2017 | 30 Dec 2016 | 000-03676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2016 | 08 Dec 2016 | 000-03676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Dec 2016 | 06 Dec 2016 | 001-35806 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Nov 2016 | 09 Nov 2016 | 000-03676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2016 | 11 Apr 2016 | 000-22405 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Feb 2016 | 23 Feb 2016 | 001-35806 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2016 | 06 Jan 2016 | 000-03676 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Feb 2015 | 06 Feb 2015 | 001-35806 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2015 | 07 Jan 2015 | 000-03676 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jun 2014 | 27 Jun 2014 | 000-03676 |
| 4 | Open Document | Open Filing | 24 Mar 2014 | 20 Mar 2014 | 001-35806 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2014 | 08 Jan 2014 | 000-03676 |