Financial reports
20-F
2023 FY
Annual report (foreign)
26 Dec 23
20-F
2022 FY
Annual report (foreign)
30 Dec 22
20-F
2021 FY
Annual report (foreign)
23 May 22
20-F
2020 FY
Annual report (foreign)
31 Dec 20
20-F/A
2019 FY
Annual report (foreign) (amended)
21 Apr 20
20-F
2019 FY
Annual report (foreign)
16 Dec 19
20-F
2018 FY
Annual report (foreign)
27 Dec 18
Current reports
6-K
Report of Foreign Private Issuer
17 Jan 24
6-K
Securities Purchase Agreement
3 Jan 24
6-K
Report of Foreign Private Issuer
13 Dec 23
6-K
Report of Foreign Private Issuer
14 Nov 23
6-K
Report of Foreign Private Issuer
9 Aug 23
6-K
Report of Foreign Private Issuer
20 Jul 23
6-K
Report of Foreign Private Issuer
14 Jul 23
6-K
Securities Purchase Agreement
12 Jul 23
6-K
Report of Foreign Private Issuer
31 May 23
6-K
Securities Purchase Agreement
19 May 23
Registration and prospectus
F-3/A
Shelf registration (foreign) (amended)
17 Apr 24
F-3
Shelf registration (foreign)
14 Jun 23
S-8
Registration of securities for employees
14 Jun 23
F-6 POS
Automatic registration for ADRs (post-effective amendment, foreign)
15 May 23
424B3
Prospectus supplement
28 Apr 22
F-6 POS
Automatic registration for ADRs (post-effective amendment, foreign)
24 Jan 22
S-8
Registration of securities for employees
31 Oct 18
424B4
Prospectus supplement with pricing info
28 Mar 18
F-1/A
Registration statement (foreign) (amended)
26 Mar 18
8-A12B
Registration of securities on exchange
16 Mar 18
Proxies
No filings
Other
UPLOAD
Letter from SEC
27 Oct 23
CORRESP
Correspondence with SEC
13 Oct 23
UPLOAD
Letter from SEC
29 Sep 23
CORRESP
Correspondence with SEC
16 Aug 23
UPLOAD
Letter from SEC
10 Aug 23
CORRESP
Correspondence with SEC
21 Jul 23
UPLOAD
Letter from SEC
27 Jun 23
CORRESP
Correspondence with SEC
23 May 23
UPLOAD
Letter from SEC
27 Apr 23
UPLOAD
Letter from SEC
22 Apr 20
Ownership
SC 13G/A
Yiheng Capital Management, L.P.
14 Feb 23
SC 13G/A
GOLDMAN SACHS GROUP INC
13 Feb 23
SC 13G/A
Yiheng Capital Management, L.P.
14 Feb 22
SC 13G/A
GOLDMAN SACHS GROUP INC
14 Feb 22
SC 13G/A
Chengwei Evergreen Capital, L.P.
11 Feb 22
SC 13G/A
Keenan Capital, LLC
18 Jan 22
SC 13G/A
Yiheng Capital Management, L.P.
16 Feb 21
SC 13G/A
GOLDMAN SACHS & CO. LLC
16 Feb 21
SC 13G/A
Keenan Capital, LLC
16 Feb 21
SC 13G
Keenan Capital, LLC
4 Dec 20