SEC EDGAR filings, ownership reports, and insider transactions for Hongbo Lu.
| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Dec 2025 | 16 Dec 2025 | 001-38042 |
| 4 | Open Document | Open Filing | 09 Oct 2025 | 13 Sep 2024 | 001-42270 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2025 | 11 Jun 2025 | 001-39926 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Jun 2025 | 10 Jun 2025 | 001-42270 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2025 | 01 Feb 2025 | 001-39926 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Dec 2024 | 18 Dec 2024 | 001-38042 |
| 5 | Open Document | Open Filing | FORM 5 | 15 Nov 2024 | 30 Sep 2024 | 001-38042 |
| 4 | Open Document | Open Filing | 17 Sep 2024 | 13 Sep 2024 | 001-42270 | |
| 4 | Open Document | Open Filing | 17 Sep 2024 | 12 Sep 2024 | 001-39926 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 16 Sep 2024 | 12 Sep 2024 | 001-42270 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 12 Sep 2024 | 12 Sep 2024 | 001-42270 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2024 | 01 Jul 2024 | 001-39926 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2024 | 10 Jun 2024 | 001-39926 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2024 | 18 Mar 2024 | 001-38042 |
| 3 | Open Document | Open Filing | FORM 3 | 18 Mar 2024 | 15 Mar 2024 | 001-38042 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2023 | 12 Jun 2023 | 001-39926 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Dec 2022 | 23 Dec 2022 | 001-39926 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Sep 2022 | 07 Sep 2022 | 001-39926 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2022 | 12 Aug 2022 | 001-39926 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jun 2022 | 16 Jun 2022 | 001-39926 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2021 | 24 Feb 2021 | 001-39926 |
| 3 | Open Document | Open Filing | FORM 3 | 04 Feb 2021 | 04 Feb 2021 | 001-39926 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Nov 2019 | 21 Nov 2019 | 001-38809 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Jun 2019 | 14 Jun 2019 | 001-38809 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Apr 2019 | 22 Apr 2019 | 001-38871 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 16 Apr 2019 | 16 Apr 2019 | 001-38871 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2019 | 19 Feb 2019 | 001-38809 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 13 Feb 2019 | 13 Feb 2019 | 001-38809 |