Black Hawk Acquisition Corp

Symbol
BKHA, BKHAR, BKHAU on Nasdaq
Business address
4125 Blackhawk Plaza Circle, Suite 166, Danville, CA, 94506
Fiscal year end
30 November
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Black Hawk Acquisition Corp has filed 84 SEC EDGAR filings since 21 Dec 2023

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
S-4 Open Document | Data Open Filing S-4 23 Dec 2025 333-292402
SCHEDULE 13G/A Open Document Open Filing 14 Nov 2025 005-94481
SCHEDULE 13G/A Open Document Open Filing 13 Nov 2025 005-94481
SCHEDULE 13G/A Open Document Open Filing 12 Nov 2025 005-94481
SCHEDULE 13G/A Open Document Open Filing 10 Nov 2025 005-94481
10-Q Open Document | Data Open Filing 10-Q 21 Oct 2025 31 Aug 2025 001-41984
NT 10-Q Open Document Open Filing NT 10-Q 15 Oct 2025 31 Aug 2025 001-41984
SCHEDULE 13G Open Document Open Filing 10 Oct 2025 005-94481
8-K Open Document | Data Open Filing 8-K 24 Sep 2025 24 Sep 2025 001-41984
DRS/A Open Document Open Filing 23 Sep 2025 377-08098
8-K Open Document | Data Open Filing 8-K 28 Aug 2025 28 Aug 2025 001-41984
SCHEDULE 13G/A Open Document Open Filing 13 Aug 2025 005-94481
SCHEDULE 13G Open Document Open Filing 08 Aug 2025 005-94481
8-K Open Document | Data Open Filing 8-K 08 Aug 2025 07 Aug 2025 001-41984
SCHEDULE 13G/A Open Document Open Filing 07 Aug 2025 005-94481
DRS/A Open Document Open Filing 04 Aug 2025 377-08098
8-K/A Open Document | Data Open Filing 8-K/A 22 Jul 2025 08 Jul 2025 001-41984
8-K Open Document | Data Open Filing 8-K 14 Jul 2025 08 Jul 2025 001-41984
DEFA14A Open Document Open Filing DEFA14A 08 Jul 2025 001-41984
8-K Open Document | Data Open Filing 8-K 08 Jul 2025 07 Jul 2025 001-41984
8-K Open Document | Data Open Filing 8-K 03 Jul 2025 03 Jul 2025 001-41984
8-K Open Document | Data Open Filing 8-K 01 Jul 2025 01 Jul 2025 001-41984
8-K Open Document | Data Open Filing 8-K 27 Jun 2025 27 Jun 2025 001-41984
10-Q Open Document | Data Open Filing 10-Q 26 Jun 2025 31 May 2025 001-41984
8-K Open Document | Data Open Filing 8-K 24 Jun 2025 23 Jun 2025 001-41984
8-K Open Document | Data Open Filing 8-K 23 Jun 2025 23 Jun 2025 001-41984
8-K Open Document | Data Open Filing 8-K 20 Jun 2025 20 Jun 2025 001-41984
DEFA14A Open Document Open Filing DEFA14A 20 Jun 2025 001-41984
8-K Open Document | Data Open Filing 8-K 20 Jun 2025 20 Jun 2025 001-41984
DEFA14A Open Document Open Filing DEFA14A 20 Jun 2025 001-41984
DRS Open Document Open Filing 12 Jun 2025 377-08098
DEFR14A Open Document Open Filing DEFR14A 10 Jun 2025 001-41984
DEF 14A Open Document Open Filing DEF 14A 10 Jun 2025 20 Jun 2025 001-41984
8-K Open Document | Data Open Filing 8-K 04 Jun 2025 29 Apr 2025 001-41984
PRE 14A Open Document Open Filing PRE 14A 28 May 2025 28 May 2025 001-41984
SCHEDULE 13G/A Open Document Open Filing 13 May 2025 005-94481
SCHEDULE 13G/A Open Document Open Filing 12 May 2025 005-94481
425 Open Document | Data Open Filing 425 29 Apr 2025 001-41984
8-K Open Document | Data Open Filing 8-K 29 Apr 2025 26 Apr 2025 001-41984
10-K/A Open Document Open Filing 10-K/A 11 Apr 2025 30 Nov 2024 001-41984
10-Q Open Document | Data Open Filing 10-Q 10 Apr 2025 28 Feb 2025 001-41984
SCHEDULE 13G/A Open Document Open Filing 14 Feb 2025 005-94481
SCHEDULE 13G Open Document Open Filing 13 Feb 2025 005-94481
SCHEDULE 13G/A Open Document Open Filing 13 Feb 2025 005-94481
10-K Open Document | Data Open Filing 10-K 07 Feb 2025 30 Nov 2024 001-41984
SC 13G/A Open Document Open Filing 13G/A BFAC 15 Nov 2024 005-94481
SC 13G Open Document Open Filing SC 13G 14 Nov 2024 005-94481
SC 13G Open Document Open Filing 13G BKHA 14 Nov 2024 005-94481
SC 13G Open Document Open Filing AQR CAPITAL MANAGEMENT LLC 14 Nov 2024 005-94481
SC 13G/A Open Document Open Filing SC 13G/A 12 Nov 2024 005-94481
SC 13G Open Document Open Filing 12 Nov 2024 005-94481
10-Q Open Document | Data Open Filing 10-Q 23 Sep 2024 31 Aug 2024 001-41984
10-Q Open Document | Data Open Filing 10-Q 28 Jun 2024 31 May 2024 001-41984
SC 13G Open Document Open Filing KARPUS INVESTMENT MGT / BLACK HAWK ACQUISITION CORP - SCHEDULE 13G 07 Jun 2024 005-94481
SC 13D Open Document Open Filing SC 13D 26 Apr 2024 005-94481
4 Open Document Open Filing FORM 4 26 Apr 2024 04 Apr 2024
8-K/A Open Document | Data Open Filing 8-K/A 24 Apr 2024 22 Apr 2024 001-41984
8-K Open Document | Data Open Filing 8-K 24 Apr 2024 22 Apr 2024 001-41984
10-Q Open Document | Data Open Filing 10-Q 19 Apr 2024 29 Feb 2024 001-41984
8-K/A Open Document Open Filing 8-K/A 04 Apr 2024 22 Mar 2024 001-41984
SC 13D Open Document Open Filing SC 13D 01 Apr 2024 005-94481
8-K Open Document Open Filing 8-K 28 Mar 2024 22 Mar 2024 001-41984
SC 13G Open Document Open Filing SC 13G 27 Mar 2024 005-94481
8-K Open Document Open Filing 8-K 26 Mar 2024 20 Mar 2024 001-41984
3 Open Document Open Filing FORM 3 25 Mar 2024 20 Mar 2024
3 Open Document Open Filing FORM 3 25 Mar 2024 20 Mar 2024
3 Open Document Open Filing FORM 3 25 Mar 2024 20 Mar 2024
3 Open Document Open Filing FORM 3 25 Mar 2024 20 Mar 2024
3 Open Document Open Filing FORM 3 25 Mar 2024 20 Mar 2024
424B4 Open Document Open Filing 424B4 22 Mar 2024 333-276857
CERT Open Document Open Filing 21 Mar 2024 001-41984
EFFECT Open Document Open Filing 20 Mar 2024 333-276857
S-1MEF Open Document Open Filing S-1MEF 20 Mar 2024 333-278098
8-A12B Open Document Open Filing 8-A12B 20 Mar 2024 001-41984
CORRESP Open Document Open Filing 15 Mar 2024
CORRESP Open Document Open Filing 15 Mar 2024
S-1/A Open Document Open Filing S-1/A 08 Mar 2024 333-276857
S-1/A Open Document Open Filing S-1/A 26 Feb 2024 333-276857
CORRESP Open Document Open Filing 23 Feb 2024
UPLOAD Open Document Open Filing 21 Feb 2024 377-07015
S-1 Open Document Open Filing S-1 05 Feb 2024 333-276857
CORRESP Open Document Open Filing 02 Feb 2024
UPLOAD Open Document Open Filing 17 Jan 2024 377-07015
DRS Open Document Open Filing 21 Dec 2023 377-07015