| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 04 Jun 2025 | 02 Jun 2025 | 001-37503 | |
| 4 | Open Document | Open Filing | 18 Mar 2025 | 14 Mar 2025 | 001-37503 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Jun 2024 | 31 May 2024 | 001-37503 |
| 4 | Open Document | Open Filing | 19 Mar 2024 | 15 Mar 2024 | 001-37503 | |
| 4 | Open Document | Open Filing | 06 Mar 2024 | 04 Mar 2024 | 001-37503 | |
| 4 | Open Document | Open Filing | 06 Jun 2023 | 02 Jun 2023 | 001-37503 | |
| 4 | Open Document | Open Filing | 26 May 2023 | 24 May 2023 | 001-37503 | |
| 4 | Open Document | Open Filing | 28 Feb 2023 | 24 Feb 2023 | 001-37503 | |
| 4 | Open Document | Open Filing | 10 Feb 2023 | 08 Feb 2023 | 001-37503 | |
| 4 | Open Document | Open Filing | 03 Jun 2022 | 02 Jun 2022 | 001-37503 | |
| 4 | Open Document | Open Filing | 26 May 2022 | 24 May 2022 | 001-37503 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 Oct 2021 | 27 Oct 2021 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Jun 2021 | 28 May 2021 | 001-37503 |
| 4 | Open Document | Open Filing | 26 May 2021 | 24 May 2021 | 001-37503 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Feb 2021 | 17 Feb 2021 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Dec 2020 | 15 Dec 2020 | 001-37503 |
| 4/A | Open Document | Open Filing | 08 Dec 2020 | 03 Dec 2020 | 001-37503 | |
| 4 | Open Document | Open Filing | 07 Dec 2020 | 03 Dec 2020 | 001-37503 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 May 2020 | 21 May 2020 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Mar 2020 | 11 Mar 2020 | 001-37503 |
| 4 | Open Document | Open Filing | 16 Jul 2019 | 12 Jul 2019 | 001-37503 | |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2019 | 24 May 2019 | 001-37503 |
| 4 | Open Document | Open Filing | 4 | 15 Jun 2018 | 13 Jun 2018 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 29 May 2018 | 24 May 2018 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT - PHILLIP J. AHN | 15 Jun 2017 | 13 Jun 2017 | 001-37503 |
| 4 | Open Document | Open Filing | 4 | 13 Dec 2016 | 10 Dec 2016 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 May 2016 | 24 May 2016 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 May 2016 | 05 May 2016 | 001-37503 |
| 4 | Open Document | Open Filing | 4 | 12 May 2015 | 09 May 2015 | 000-54010 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 May 2014 | 19 May 2014 | 000-54010 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Apr 2013 | 15 Apr 2013 | 000-54010 |