| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 13F-HR | Open Document | Open Filing | 14 Nov 2025 | 30 Sep 2025 | 028-17375 | |
| SCHEDULE 13G/A | Open Document | Open Filing | 13 Nov 2025 | |||
| N-PX | Open Document | Open Filing | 28 Aug 2025 | 30 Jun 2025 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Aug 2025 | 30 Jun 2025 | 028-17375 | |
| 13F-HR/A | Open Document | Open Filing | 16 May 2025 | 31 Mar 2025 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 May 2025 | 31 Mar 2025 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 11 Feb 2025 | 31 Dec 2024 | 028-17375 | |
| SCHEDULE 13G/A | Open Document | Open Filing | 13 Nov 2024 | |||
| SCHEDULE 13G/A | Open Document | Open Filing | 13 Nov 2024 | |||
| 13F-HR | Open Document | Open Filing | 12 Nov 2024 | 30 Sep 2024 | 028-17375 | |
| N-PX | Open Document | Open Filing | 22 Aug 2024 | 30 Jun 2024 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Aug 2024 | 30 Jun 2024 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 May 2024 | 31 Mar 2024 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Feb 2024 | 31 Dec 2023 | 028-17375 | |
| SC 13G/A | Open Document | Open Filing | YIHENGNOAG13GA7 | 14 Feb 2024 | ||
| SC 13G/A | Open Document | Open Filing | YIHENGIVA13GA1 | 14 Feb 2024 | ||
| SC 13G/A | Open Document | Open Filing | YIHENGACMR13GA2 | 14 Feb 2024 | ||
| SC 13G/A | Open Document | Open Filing | YIHENGHOLI13GA2 | 14 Feb 2024 | ||
| SC 13G/A | Open Document | Open Filing | YIHENGHOLI13GA1 | 14 Feb 2024 | ||
| SC 13G | Open Document | Open Filing | YIHENGHOLI13G | 14 Feb 2024 | ||
| SC 13G/A | Open Document | Open Filing | YIHENGSGH13GA2 | 14 Feb 2024 | ||
| SC 13G/A | Open Document | Open Filing | YIHENGSGH13GA1 | 14 Feb 2024 | ||
| SC 13G | Open Document | Open Filing | YIHENGSGH13G | 14 Feb 2024 | ||
| 13F-HR | Open Document | Open Filing | 14 Nov 2023 | 30 Sep 2023 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Aug 2023 | 30 Jun 2023 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 May 2023 | 31 Mar 2023 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Feb 2023 | 31 Dec 2022 | 028-17375 | |
| SC 13G/A | Open Document | Open Filing | YIHENG13GONEA3 | 14 Feb 2023 | ||
| SC 13G/A | Open Document | Open Filing | YIHENG13GA6NOAH | 14 Feb 2023 | ||
| SC 13G | Open Document | Open Filing | YIHENG13GIVA | 14 Feb 2023 | ||
| SC 13G/A | Open Document | Open Filing | YIHENG13GA3HIMX | 14 Feb 2023 | ||
| SC 13G/A | Open Document | Open Filing | YIHENG13GA1ACMR | 14 Feb 2023 | ||
| 13F-HR | Open Document | Open Filing | 14 Nov 2022 | 30 Sep 2022 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 Aug 2022 | 30 Jun 2022 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 16 May 2022 | 31 Mar 2022 | 028-17375 | |
| SC 13G/A | Open Document | Open Filing | YIHENG13GA2HIMX | 01 Mar 2022 | ||
| SC 13G/A | Open Document | Open Filing | YIHENG13GA2ONE | 14 Feb 2022 | ||
| SC 13G | Open Document | Open Filing | YIHENG13GACMR | 14 Feb 2022 | ||
| SC 13G/A | Open Document | Open Filing | YIHENG13GA1HIMX | 14 Feb 2022 | ||
| 13F-HR | Open Document | Open Filing | 14 Feb 2022 | 31 Dec 2021 | 028-17375 | |
| SC 13G/A | Open Document | Open Filing | YIHENG13GANOAH | 14 Feb 2022 | ||
| 13F-HR | Open Document | Open Filing | 15 Nov 2021 | 30 Sep 2021 | 028-17375 | |
| 13F-HR/A | Open Document | Open Filing | 21 Sep 2021 | 30 Jun 2021 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 16 Aug 2021 | 30 Jun 2021 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 17 May 2021 | 31 Mar 2021 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 16 Feb 2021 | 31 Dec 2020 | 028-17375 | |
| SC 13G/A | Open Document | Open Filing | YIHENG13GA1TOUR | 16 Feb 2021 | ||
| SC 13G/A | Open Document | Open Filing | YIHENG13GA1ONE | 16 Feb 2021 | ||
| SC 13G/A | Open Document | Open Filing | YIHENG13GA4NOAH | 16 Feb 2021 | ||
| SC 13G/A | Open Document | Open Filing | YIHENG13GA1SIMO | 08 Jan 2021 | ||
| 13F-HR | Open Document | Open Filing | 16 Nov 2020 | 30 Sep 2020 | 028-17375 | |
| SC 13G | Open Document | Open Filing | SC 13G | 31 Aug 2020 | ||
| 13F-HR | Open Document | Open Filing | 14 Aug 2020 | 30 Jun 2020 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 May 2020 | 31 Mar 2020 | 028-17375 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 27 Apr 2020 | ||
| SC 13G | Open Document | Open Filing | SC 13G | 27 Apr 2020 | ||
| SC 13G | Open Document | Open Filing | SC 13G | 06 Apr 2020 | ||
| 3 | Open Document | Open Filing | FORM 3 | 23 Mar 2020 | 13 Mar 2020 | 001-38430 |
| SC 13G | Open Document | Open Filing | SC 13G | 23 Mar 2020 | ||
| 13F-HR | Open Document | Open Filing | 14 Feb 2020 | 31 Dec 2019 | 028-17375 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 14 Feb 2020 | ||
| 13F-HR | Open Document | Open Filing | 14 Nov 2019 | 30 Sep 2019 | 028-17375 | |
| SC 13G/A | Open Document | Open Filing | SC 13G/A1 | 28 Oct 2019 | ||
| SC 13G | Open Document | Open Filing | SC 13G | 28 Oct 2019 | ||
| 13F-HR | Open Document | Open Filing | 14 Aug 2019 | 30 Jun 2019 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 May 2019 | 31 Mar 2019 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Feb 2019 | 31 Dec 2018 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Nov 2018 | 30 Sep 2018 | 028-17375 | |
| 13F-HR/A | Open Document | Open Filing | 15 Aug 2018 | 30 Jun 2018 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Aug 2018 | 30 Jun 2018 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 May 2018 | 31 Mar 2018 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Feb 2018 | 31 Dec 2017 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Nov 2017 | 30 Sep 2017 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Aug 2017 | 30 Jun 2017 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 May 2017 | 31 Mar 2017 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Feb 2017 | 31 Dec 2016 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 14 Nov 2016 | 30 Sep 2016 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 15 Aug 2016 | 30 Jun 2016 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 13 May 2016 | 31 Mar 2016 | 028-17375 | |
| 13F-HR/A | Open Document | Open Filing | 10 May 2016 | 31 Dec 2015 | 028-17375 | |
| 13F-HR | Open Document | Open Filing | 17 Feb 2016 | 31 Dec 2015 | 028-17375 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 03 Dec 2014 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 31 Jul 2014 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 11 Jul 2014 |