Financial reports
10-Q
2022 Q3
Quarterly report
14 Nov 22
10-Q
2022 Q2
Quarterly report
15 Aug 22
10-Q
2022 Q1
Quarterly report
16 May 22
10-K
2021 FY
Annual report
31 Mar 22
10-Q
2021 Q3
Quarterly report
15 Nov 21
10-Q
2021 Q2
Quarterly report
23 Aug 21
NT 10-Q
Notice of late quarterly filing
16 Aug 21
10-Q
2021 Q1
Quarterly report
23 Jul 21
Current reports
8-K/A
Other Events
5 Dec 22
8-K
Lakeshore Acquisition Corp I Shareholders Approve Business Combination with ProSomnus
2 Dec 22
8-K
Entry into a Material Definitive Agreement
1 Dec 22
8-K
Entry into a Material Definitive Agreement
30 Nov 22
8-K
Entry into a Material Definitive Agreement
15 Sep 22
8-K
Amendments to Articles of Incorporation or Bylaws
7 Sep 22
8-K
Entry into a Material Definitive Agreement
10 May 22
8-K
Other Events
2 Jul 21
8-K
Index to Financial Statement
22 Jun 21
8-K
Lakeshore Acquisition I Corp. Announces Pricing of $50 Million Initial Public Offering
16 Jun 21
Registration and prospectus
25-NSE
Exchange delisting
6 Dec 22
425
Business combination disclosure
1 Dec 22
425
Business combination disclosure
30 Nov 22
425
Business combination disclosure
29 Nov 22
425
Business combination disclosure
22 Sep 22
425
Business combination disclosure
15 Sep 22
425
Business combination disclosure
8 Sep 22
425
Business combination disclosure
7 Sep 22
425
Business combination disclosure
26 Aug 22
425
Business combination disclosure
29 Jul 22
Other
CERT
Certification of approval for exchange listing
11 Jun 21
EFFECT
Notice of effectiveness
11 Jun 21
CORRESP
Correspondence with SEC
9 Jun 21
CORRESP
Correspondence with SEC
8 Jun 21
CORRESP
Correspondence with SEC
4 Jun 21
CORRESP
Correspondence with SEC
4 Jun 21
CORRESP
Correspondence with SEC
21 May 21
UPLOAD
Letter from SEC
12 May 21
CORRESP
Correspondence with SEC
5 May 21
UPLOAD
Letter from SEC
28 Apr 21
Ownership
SC 13G/A
D. E. SHAW & CO, L.P.
14 Feb 23
SC 13G/A
Karpus Management, Inc.
10 May 22
SC 13G
D. E. SHAW & CO, L.P.
29 Apr 22
SC 13G
RedOne Investment Ltd
14 Feb 22
SC 13G
Karpus Management, Inc.
14 Feb 22
4/A
Deyin Chen
27 Jul 21
4/A
Change in insider ownership (amended)
27 Jul 21
4/A
Change in insider ownership (amended)
19 Jul 21
4/A
Deyin Chen
19 Jul 21
4
Deyin Chen
9 Jul 21