Black Hawk Acquisition BKHA SEC Filings

NASDAQ BKHA
$4.90 +0.76 (+18.36%)
At close: Oct 21, 2026 · 4:00 PM EDT
EDGAR Disclosures

SEC Filings

Source SEC EDGAR

Every SEC filing Black Hawk Acquisition Corp (BKHA) has made, as reported on EDGAR — annual and quarterly reports, current reports, insider transactions and ownership disclosures. Filter by form group, form type or period, and open any filing or its index directly.

Form Type
# Form Type Form Group Accession Date Filing Index
18-KCurrent Report0001829126-26-011077Oct 13, 2026 12:16 AM
210-QQuarterly & Annual Report0001829126-26-010813Oct 6, 2026 4:05 PM
3425Others0001829126-26-010391Sep 25, 2026 6:22 PM-
48-KCurrent Report0001829126-26-010385Sep 24, 2026 8:15 PM
58-KCurrent Report0001829126-26-010313Sep 22, 2026 8:30 PM
6424B4Prospectus0001829126-26-010292Sep 22, 2026 1:29 AM
7EFFECTOthers9999999995-26-002988Sep 17, 2026 4:15 AM
8S-4Prospectus0001829126-26-009732Sep 4, 2026 10:03 AM
98-KCurrent Report0001829126-26-009347Aug 26, 2026 5:42 PM
108-KCurrent Report0001829126-26-009270Aug 25, 2026 10:13 PM
11S-4Prospectus0001829126-26-008251Aug 3, 2026 9:38 PM
128-KCurrent Report0001829126-26-007744Jul 22, 2026 8:15 PM
1310-QQuarterly & Annual Report0001829126-26-007603Jul 15, 2026 8:20 PM
14S-4Prospectus0001829126-26-007231Jul 6, 2026 12:15 AM
15S-4Prospectus0001829126-26-006338Jun 11, 2026 6:01 AM
168-KCurrent Report0001829126-26-004870May 8, 2026 8:15 PM
178-KCurrent Report0001829126-26-004870May 8, 2026 8:15 PM
188-KCurrent Report0001829126-26-004870May 8, 2026 8:15 PM
19S-4Prospectus0001829126-26-004346May 1, 2026 3:08 PM
20S-4Prospectus0001829126-26-004346May 1, 2026 3:08 PM
21S-4Prospectus0001829126-26-004346May 1, 2026 3:08 PM
2210-KQuarterly & Annual Report0001829126-26-004046Apr 28, 2026 8:50 PM
2310-QQuarterly & Annual Report0001829126-26-003670Apr 21, 2026 10:23 PM
24NT 10-QQuarterly & Annual Report0001829126-26-003495Apr 14, 2026 8:14 PM
258-KCurrent Report0001829126-26-003042Apr 1, 2026 8:56 PM
268-KCurrent Report0001829126-26-002413Mar 17, 2026 9:30 PM
2710-KQuarterly & Annual Report0001829126-26-002021Mar 6, 2026 10:12 PM
28S-4Prospectus0001829126-26-001934Mar 5, 2026 1:21 AM
29NT 10-KQuarterly & Annual Report0001829126-26-001802Mar 2, 2026 9:05 PM
308-KCurrent Report0001829126-26-001472Feb 19, 2026 8:13 PM
318-KCurrent Report0001829126-26-000910Feb 3, 2026 6:07 PM
32S-4Prospectus0001829126-26-000517Jan 26, 2026 10:52 PM
33S-4Prospectus0001829126-26-000475Jan 23, 2026 2:44 AM
34DEL AMOthers0001829126-25-010326Dec 29, 2025 7:51 PM
35S-4Prospectus0001829126-25-010259Dec 23, 2025 7:55 PM
36SCHEDULE 13GBeneficial Ownership Report0001604488-25-000223Nov 14, 2025 7:15 PM
37SCHEDULE 13GBeneficial Ownership Report0001282327-25-000018Nov 13, 2025 7:41 PM
38SCHEDULE 13GBeneficial Ownership Report0001167557-25-000021Nov 12, 2025 6:41 PM
39SCHEDULE 13GBeneficial Ownership Report0001193125-25-274754Nov 10, 2025 11:20 PM
4010-QQuarterly & Annual Report0001829126-25-008277Oct 21, 2025 12:50 AM
41NT 10-QQuarterly & Annual Report0001829126-25-008114Oct 15, 2025 12:45 AM
42SCHEDULE 13GBeneficial Ownership Report0001140361-25-037903Oct 10, 2025 5:46 PM
438-KCurrent Report0001829126-25-007626Sep 24, 2025 6:46 PM
44DRSOthers0001829126-25-007578Sep 23, 2025 1:49 AM
458-KCurrent Report0001829126-25-006840Aug 28, 2025 8:31 PM
46SCHEDULE 13GBeneficial Ownership Report0001104659-25-077157Aug 13, 2025 10:41 AM
47SCHEDULE 13GBeneficial Ownership Report0000950170-25-106010Aug 8, 2025 9:14 PM
488-KCurrent Report0001829126-25-005938Aug 8, 2025 11:36 PM
49SCHEDULE 13GBeneficial Ownership Report0001072613-25-000507Aug 7, 2025 8:02 PM
50DRSOthers0001829126-25-005721Aug 4, 2025 1:23 AM

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