Black Hawk Acquisition Corp - Ordinary Shares, par value $0.0001 per share (the "Ordinary Shares") (BKHA)

Historical Holders from Q2 2024 to Q3 2025

Type / Class
Equity / Ordinary Shares, par value $0.0001 per share (the "Ordinary Shares")
Symbol
BKHA on Nasdaq
Shares outstanding
4,155,155
Price per share
$11.46
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
2,053,608
Total reported value
$22,763,022
% of total 13F portfolios
0%
Share change
-3,807,505
Value change
-$41,033,895
Number of holders
21
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Black Hawk Acquisition Corp - Ordinary Shares, par value $0.0001 per share (the "Ordinary Shares") (BKHA) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
MIZUHO FINANCIAL GROUP INC 8.4% -2.2% $8,220,000 -$186,320 750,000 -2.2% Mizuho Financial Group, Inc. 30 Jun 2025
WOLVERINE ASSET MANAGEMENT LLC 8.6% $3,933,412 358,888 WOLVERINE ASSET MANAGEMENT LLC 30 Sep 2025
BERKLEY W R CORP 7.4% +44% $3,453,055 -$1,722,275 308,584 -33% W. R. Berkley Corporation 30 Sep 2025
TD SECURITIES (USA) LLC 3.2% -44% $2,970,829 -$2,096,670 282,130 -41% TD SECURITIES (USA) LLC 31 Mar 2025
PROPPER KERRY 5.8% $2,696,779 240,999 Kerry Propper 30 Sep 2025
AQR CAPITAL MANAGEMENT LLC 3.4% $1,559,494 139,365 AQR Capital Management, LLC 30 Sep 2025
As of 30 Sep 2025, Black Hawk Acquisition Corp - Ordinary Shares, par value $0.0001 per share (the "Ordinary Shares") (BKHA) has 21 institutional shareholders filing 13F forms. They hold 2,053,608 shares. of 4,155,155 outstanding shares (49%) .

Top 25 institutional shareholders own 49% of the company.

Filer Ownership Nb Shares Share Change % Portfolio % Holdings Value
MIZUHO SECURITIES USA LLC 9% 373,749 -50% 0.08% $4,036,675
WOLVERINE ASSET MANAGEMENT LLC 8.6% 358,888 +1.2% 0.06% $4,015,956
BERKLEY W R CORP 7.4% 308,584 -33% 0.22% $3,428,368
AQR Arbitrage LLC 3.4% 139,365 -72% 0.04% $1,559,494
BOOTHBAY FUND MANAGEMENT, LLC 2.9% 120,000 -60% 0.03% $1,338,000
ATW SPAC MANAGEMENT LLC 2.9% 119,999 -60% 1.7% $1,333,741
Westchester Capital Management, LLC 2.5% 102,000 -66% 0.06% $1,141,380
METEORA CAPITAL, LLC 2.4% 100,001 0.12% $1,111,011
Yakira Capital Management, Inc. 2.2% 89,984 0% 0.37% $1,000,136
D. E. Shaw & Co., Inc. 1.8% 75,000 0% 0% $839,250
Warberg Asset Management LLC 1.8% 74,230 0% 0.23% $824,695
Crossingbridge Advisors, LLC 1.3% 52,886 0.3% $588,024
Clear Street Group Inc. 1.3% 52,873 0% 0% $587,662
Polar Asset Management Partners Inc. 0.94% 39,100 0% 0.01% $434,581
Calamos Advisors LLC 0.59% 24,591 0% 0% $275,173
GOLDMAN SACHS GROUP INC 0.26% 10,635 -72% 0% $118,155
Quarry LP 0.24% 10,000 0.03% $111,500
PenderFund Capital Management Ltd. 0.02% 967 0% 0% $10,821
UBS Group AG 0.01% 510 0% 0% $5,666
TORONTO DOMINION BANK 0% 201 0% $2,234
MORGAN STANLEY 0% 45 +12% 0% $500
Centiva Capital, LP 0% 0 -100% $0
GABELLI FUNDS LLC 0% 0 -100% $0
First Trust Capital Management L.P. 0% 0 -100% $0
GABELLI & Co INVESTMENT ADVISERS, INC. 0% 0 -100% $0

Institutional Holders of Black Hawk Acquisition Corp - Ordinary Shares, par value $0.0001 per share (the "Ordinary Shares") (BKHA) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price Investors
2025 Q3 2,053,608 $22,763,022 -$41,033,895 $11.11 21
2025 Q2 5,869,840 $62,322,154 -$5,141,313 $10.62 28
2025 Q1 6,374,851 $67,081,509 +$1,710,142 $10.53 30
2024 Q4 6,203,223 $64,330,821 +$1,811,809 $10.38 28
2024 Q3 6,048,176 $61,883,984 +$9,404,850 $10.24 32
2024 Q2 5,038,331 $51,055,607 +$51,055,612 $10.14 24