Classover Holdings, Inc.

Symbol
KIDZ, KIDZW on Nasdaq
Business address
8 The Green, Ste B, Dover, DE, 19901
State of incorporation
DE
Fiscal year end
31 December
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Classover Holdings, Inc. has filed 105 SEC EDGAR filings since 13 May 2024

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
S-8 Open Document | Data Open Filing FORM S-8 09 Jan 2026 333-292653
8-K Open Document | Data Open Filing FORM 8-K 30 Dec 2025 23 Dec 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 22 Dec 2025 22 Dec 2025 001-42588
DEF 14A Open Document Open Filing DEF 14A 10 Dec 2025 25 Nov 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 26 Nov 2025 21 Nov 2025 001-42588
PRE 14A Open Document Open Filing PRE 14A 25 Nov 2025 25 Nov 2025 001-42588
SCHEDULE 13G Open Document Open Filing 14 Nov 2025 005-94952
SCHEDULE 13G Open Document Open Filing 14 Nov 2025 005-94952
10-Q Open Document | Data Open Filing FORM 10-Q 13 Nov 2025 30 Sep 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 13 Nov 2025 13 Nov 2025 001-42588
424B3 Open Document Open Filing 424B3 13 Nov 2025 333-291073
SCHEDULE 13G Open Document Open Filing 12 Nov 2025 005-94952
S-1 Open Document | Data Open Filing FORM S-1 24 Oct 2025 333-291073
424B3 Open Document Open Filing 424B3 23 Oct 2025 333-290710
8-K Open Document | Data Open Filing FORM 8-K 15 Oct 2025 09 Oct 2025 001-42588
S-1 Open Document | Data Open Filing FORM S-1 03 Oct 2025 333-290710
EFFECT Open Document Open Filing 30 Sep 2025 333-287044
424B4 Open Document Open Filing 424B4 30 Sep 2025 333-287044
8-K Open Document | Data Open Filing FORM 8-K 17 Sep 2025 06 Jun 2025 001-42588
S-1/A Open Document | Data Open Filing FORM S-1/A 11 Sep 2025 333-287044
S-1/A Open Document | Data Open Filing FORM S-1/A 21 Aug 2025 333-287044
10-Q Open Document | Data Open Filing FORM 10-Q 14 Aug 2025 30 Jun 2025 001-42588
SCHEDULE 13G Open Document Open Filing 14 Aug 2025 005-94952
S-8 Open Document | Data Open Filing FORM S-8 06 Aug 2025 333-289319
S-1/A Open Document | Data Open Filing FORM S-1/A 01 Aug 2025 333-287044
8-K Open Document | Data Open Filing FORM 8-K 22 Jul 2025 22 Jul 2025 001-42588
8-K/A Open Document | Data Open Filing FORM 8-K/A 21 Jul 2025 30 Apr 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 21 Jul 2025 30 Apr 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 18 Jul 2025 18 Jul 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 14 Jul 2025 14 Jul 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 09 Jul 2025 09 Jul 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 07 Jul 2025 30 Jun 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 03 Jul 2025 24 Jun 2025 001-42588
DEF 14A Open Document Open Filing DEF 14A 30 Jun 2025 30 Jun 2025 001-42588
PRE 14A Open Document Open Filing PRE 14A 18 Jun 2025 18 Jun 2025 001-42588
S-1/A Open Document | Data Open Filing FORM S-1/A 18 Jun 2025 333-287044
D Open Document Open Filing 12 Jun 2025 021-548738
8-K Open Document | Data Open Filing FORM 8-K 12 Jun 2025 30 May 2025 001-42588
S-1/A Open Document | Data Open Filing FORM S-1/A 06 Jun 2025 333-287044
8-K Open Document | Data Open Filing FORM 8-K 06 Jun 2025 06 Jun 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 04 Jun 2025 04 Jun 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 02 Jun 2025 30 May 2025 001-42588
10-Q Open Document | Data Open Filing FORM 10-Q 19 May 2025 31 Mar 2025 001-42588
NT 10-Q Open Document Open Filing NT 10-Q 15 May 2025 31 Mar 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 14 May 2025 13 May 2025 001-42588
SCHEDULE 13G/A Open Document Open Filing 13 May 2025 005-94952
SCHEDULE 13G Open Document Open Filing 08 May 2025 005-94952
S-1 Open Document | Data Open Filing S-1 07 May 2025 333-287044
8-K Open Document | Data Open Filing FORM 8-K 01 May 2025 30 Apr 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 30 Apr 2025 29 Apr 2025 001-42588
10-K Open Document | Data Open Filing FORM 10-K 29 Apr 2025 31 Dec 2024 001-42588
4 Open Document Open Filing STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES 21 Apr 2025 21 Apr 2025
8-K Open Document | Data Open Filing FORM 8-K 17 Apr 2025 17 Apr 2025 001-42588
8-K/A Open Document | Data Open Filing FORM 8-K/A 16 Apr 2025 04 Apr 2025 001-42588
D Open Document Open Filing 14 Apr 2025 021-543570
8-K Open Document | Data Open Filing FORM 8-K 14 Apr 2025 14 Apr 2025 001-42588
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 11 Apr 2025 04 Apr 2025
8-K Open Document | Data Open Filing FORM 8-K 10 Apr 2025 04 Apr 2025 001-42588
8-K Open Document | Data Open Filing FORM 8-K 10 Apr 2025 10 Apr 2025 001-42588
SCHEDULE 13G Open Document Open Filing 09 Apr 2025 005-94952
SCHEDULE 13D Open Document Open Filing 09 Apr 2025 005-94952
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 09 Apr 2025 04 Apr 2025
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 09 Apr 2025 04 Apr 2025
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 09 Apr 2025 04 Apr 2025
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 09 Apr 2025 04 Apr 2025
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 09 Apr 2025 04 Apr 2025
3 Open Document Open Filing INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 09 Apr 2025 04 Apr 2025
8-K Open Document | Data Open Filing FORM 8-K 08 Apr 2025 08 Apr 2025 001-42588
CERT Open Document Open Filing 04 Apr 2025 001-42588
8-A12B/A Open Document Open Filing 8-A12B/A 04 Apr 2025 001-42588
8-A12B/A Open Document Open Filing 8-A12B/A 04 Apr 2025 001-42588
8-A12B Open Document Open Filing 8-A12B 04 Apr 2025 001-42588
EFFECT Open Document Open Filing 27 Jan 2025 333-283454
424B3 Open Document Open Filing 424B3 27 Jan 2025 333-283454
CORRESP Open Document Open Filing 24 Jan 2025
CORRESP Open Document Open Filing 24 Jan 2025
S-4/A Open Document Open Filing S-4/A 24 Jan 2025 333-283454
UPLOAD Open Document Open Filing 23 Jan 2025 377-07225
S-4/A Open Document Open Filing S-4/A 21 Jan 2025 333-283454
S-4/A Open Document Open Filing FORM S-4/A 08 Jan 2025 333-283454
CORRESP Open Document Open Filing 08 Jan 2025
UPLOAD Open Document Open Filing 07 Jan 2025 377-07225
CORRESP Open Document Open Filing 23 Dec 2024
S-4/A Open Document Open Filing FORM S-4/A 23 Dec 2024 333-283454
UPLOAD Open Document Open Filing 20 Dec 2024 377-07225
S-4/A Open Document Open Filing S-4/A 13 Dec 2024 333-283454
CORRESP Open Document Open Filing 13 Dec 2024
UPLOAD Open Document Open Filing 09 Dec 2024 377-07225
S-4 Open Document Open Filing FORM S-4 26 Nov 2024 333-283454
CORRESP Open Document Open Filing 25 Nov 2024
UPLOAD Open Document Open Filing 13 Nov 2024 377-07225
DRSLTR Open Document Open Filing 28 Oct 2024
DRS/A Open Document Open Filing 28 Oct 2024 377-07225
UPLOAD Open Document Open Filing 18 Oct 2024 377-07225
DRSLTR Open Document Open Filing 01 Oct 2024
DRS/A Open Document Open Filing 01 Oct 2024 377-07225
UPLOAD Open Document Open Filing 24 Sep 2024 377-07225
DRS/A Open Document Open Filing 27 Aug 2024 377-07225
DRSLTR Open Document Open Filing 26 Aug 2024
UPLOAD Open Document Open Filing 08 Aug 2024 377-07225
DRSLTR Open Document Open Filing 10 Jul 2024
DRS/A Open Document Open Filing 10 Jul 2024 377-07225
UPLOAD Open Document Open Filing 11 Jun 2024 377-07225
425 Open Document Open Filing 425 14 May 2024
DRS Open Document Open Filing 13 May 2024 377-07225