| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jun 4, 2025 | Jun 2, 2025 | 001-37503 | |
| 4 | Open Document | Open Filing | Mar 18, 2025 | Mar 14, 2025 | 001-37503 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 4, 2024 | May 31, 2024 | 001-37503 |
| 4 | Open Document | Open Filing | Mar 19, 2024 | Mar 15, 2024 | 001-37503 | |
| 4 | Open Document | Open Filing | Mar 6, 2024 | Mar 4, 2024 | 001-37503 | |
| 4 | Open Document | Open Filing | Jun 6, 2023 | Jun 2, 2023 | 001-37503 | |
| 4 | Open Document | Open Filing | May 26, 2023 | May 24, 2023 | 001-37503 | |
| 4 | Open Document | Open Filing | Feb 28, 2023 | Feb 24, 2023 | 001-37503 | |
| 4 | Open Document | Open Filing | Feb 10, 2023 | Feb 8, 2023 | 001-37503 | |
| 4 | Open Document | Open Filing | Jun 3, 2022 | Jun 2, 2022 | 001-37503 | |
| 4 | Open Document | Open Filing | May 26, 2022 | May 24, 2022 | 001-37503 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 29, 2021 | Oct 27, 2021 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 2, 2021 | May 28, 2021 | 001-37503 |
| 4 | Open Document | Open Filing | May 26, 2021 | May 24, 2021 | 001-37503 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 19, 2021 | Feb 17, 2021 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 16, 2020 | Dec 15, 2020 | 001-37503 |
| 4/A | Open Document | Open Filing | Dec 8, 2020 | Dec 3, 2020 | 001-37503 | |
| 4 | Open Document | Open Filing | Dec 7, 2020 | Dec 3, 2020 | 001-37503 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 26, 2020 | May 21, 2020 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 13, 2020 | Mar 11, 2020 | 001-37503 |
| 4 | Open Document | Open Filing | Jul 16, 2019 | Jul 12, 2019 | 001-37503 | |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2019 | May 24, 2019 | 001-37503 |
| 4 | Open Document | Open Filing | 4 | Jun 15, 2018 | Jun 13, 2018 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 29, 2018 | May 24, 2018 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT - PHILLIP J. AHN | Jun 15, 2017 | Jun 13, 2017 | 001-37503 |
| 4 | Open Document | Open Filing | 4 | Dec 13, 2016 | Dec 10, 2016 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 26, 2016 | May 24, 2016 | 001-37503 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 9, 2016 | May 5, 2016 | 001-37503 |
| 4 | Open Document | Open Filing | 4 | May 12, 2015 | May 9, 2015 | 000-54010 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 21, 2014 | May 19, 2014 | 000-54010 |