BKHA: Wolverine reports 358,888-share stake (8.64%)

Wolverine entities reported ownership of 358,888 ordinary shares of Black Hawk Acquisition Corp, representing 8.64% of the outstanding class based on 4,153,577 shares.

Rhea-AI Filing Summary

Wolverine entities reported ownership of 358,888 ordinary shares of Black Hawk Acquisition Corp, representing 8.64% of the outstanding class based on 4,153,577 shares. The filing lists Wolverine Asset Management LLC as the investment manager with shared voting and dispositive power over the shares; Wolverine Holdings, L.P., Wolverine Trading Partners, Inc., Christopher L. Gust and Robert R. Bellick are each noted as having the same beneficial amount. The shares are disclosed as held in the ordinary course of business and not for the purpose of changing or influencing control.

Positive

• Disclosure of stake clarifies ownership level at 358,888 shares
• Shared voting/dispositive power indicates coordinated governance across related entities

Negative

• Stake below 10% may limit formal influence on control or major corporate actions
• Shared power can create ambiguity about which entity will act on voting decisions

Insights

Institutional Ownership Analyst

Wolverine group holds an 8.64% passive stake in BKHA with shared voting/dispositive power.

The reported 358,888 shares equal 8.64% of the class using the 4,153,577 share base; voting and dispositive authority is listed as shared, not sole. This indicates coordinated ownership across related entities and individuals rather than an individual controlling stake.

Risk depends on whether the group increases holdings or files an active Schedule 13D; monitor any future amendments or filings within the near term for changes in position or intentions.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What stake does Wolverine report in Black Hawk Acquisition Corp (BKHA)?

Wolverine reports beneficial ownership of 358,888 shares, equal to 8.64% of outstanding ordinary shares.

Which Wolverine entities are named in the BKHA Schedule 13G?

Named filers include Wolverine Asset Management LLC, Wolverine Holdings, L.P., Wolverine Trading Partners, Inc., and individuals Christopher L. Gust and Robert R. Bellick.

Does the filing state whether the shares are held to influence control of BKHA?

The filing certifies the shares were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control.

What voting and dispositive power is reported for the Wolverine group?

The filing shows 0 sole voting/dispositive power and 358,888 shares of shared voting and dispositive power.

What share count was used to calculate the percentage ownership?

Percentages were calculated using 4,153,577 ordinary shares outstanding as stated in the filing.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/10/2025 - 01:46 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Black Hawk Acquisition Corp

(Name of Issuer)

Ordinary Shares, par value $0.0001 per share

(Title of Class of Securities)

G1148A101

(CUSIP Number)

09/30/2025

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

SCHEDULE 13G

CUSIP No. G1148A101

1

Names of Reporting Persons

WOLVERINE ASSET MANAGEMENT LLC

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

ILLINOIS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 358,888.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 358,888.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

358,888.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.64 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP No. G1148A101

1

Names of Reporting Persons

Wolverine Trading Partners, Inc.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

ILLINOIS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 358,888.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 358,888.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

358,888.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.64 %

12

Type of Reporting Person (See Instructions)

CO, HC

SCHEDULE 13G

CUSIP No. G1148A101

1

Names of Reporting Persons

Wolverine Holdings, L.P.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

ILLINOIS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 358,888.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 358,888.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

358,888.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.64 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP No. G1148A101

1

Names of Reporting Persons

Christopher L. Gust

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

ILLINOIS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 358,888.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 358,888.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

358,888.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.64 %

12

Type of Reporting Person (See Instructions)

IN, HC

SCHEDULE 13G

CUSIP No. G1148A101

1

Names of Reporting Persons

Robert R. Bellick

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

ILLINOIS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 358,888.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 358,888.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

358,888.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

8.64 %

12

Type of Reporting Person (See Instructions)

IN, HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Black Hawk Acquisition Corp
(b)	Address of issuer's principal executive offices: 4125 Blackhawk Plaza Circle, Suite 166, Danville, California, 94506
Item 2.
(a)	Name of person filing: Wolverine Asset Management, LLC Wolverine Holdings, L.P. Wolverine Trading Partners, Inc. Christopher L. Gust Robert R. Bellick
(b)	Address or principal business office or, if none, residence: c/o Wolverine Asset Management, LLC 175 West Jackson Boulevard, Suite 340 Chicago, IL 60604
(c)	Citizenship: Wolverine Asset Management, LLC - Illinois Wolverine Holdings, L.P. - Illinois Wolverine Trading Partners, Inc. - Illinois Christopher L. Gust - U.S. Citizen Robert R. Bellick - U.S. Citizen
(d)	Title of class of securities: Ordinary Shares, par value $0.0001 per share
(e)	CUSIP No.: G1148A101
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: Wolverine Asset Management, LLC ("WAM") is an investment manager and has voting and dispositive power over 358,888 Ordinary Shares of the Issuer. The sole member and manager of WAM is Wolverine Holdings, L.P. ("Wolverine Holdings"). Robert R. Bellick and Christopher L. Gust may be deemed to control Wolverine Trading Partners, Inc. ("WTP"), the general partner of Wolverine Holdings.
(b)	Percent of class: 8.64%. WAM may be deemed the beneficial owner of 8.64% of the Issuer's Ordinary Shares, and each of Wolverine Holdings, WTP, Mr. Bellick, and Mr. Gust may be deemed the beneficial owner of 8.64% of the Issuer's outstanding Ordinary Shares. Percentages were calculated by dividing the number of shares deemed beneficially owned by each reporting person by 4,153,577 (the number if Ordinary Shares outstanding according to Form 8-K/A filed on July 22, 2025).
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 358,888
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 358,888
Item 5.	Ownership of 5 Percent or Less of a Class.
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required. Wolverine Flagship Fund Trading Limited is known to have the right to receive the receipt of dividends from, or the proceeds from the sale of, the Ordinary Shares covered by this statement that may be deemed to be beneficially owned by WAM.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

WOLVERINE ASSET MANAGEMENT LLC

Signature:	/s/ Kenneth L. Nadel
Name/Title:	Kenneth L. Nadel, Chief Operating Officer
Date:	10/01/2025

Wolverine Trading Partners, Inc.

Signature:	/s/ Christopher L. Gust
Name/Title:	Christopher L. Gust, Managing Director
Date:	10/01/2025

Wolverine Holdings, L.P.

Signature:	/s/ Christopher L. Gust
Name/Title:	Christopher L. Gust, Managing Director
Date:	10/01/2025

Christopher L. Gust

Signature:	/s/ Christopher L. Gust
Name/Title:	Christopher L. Gust
Date:	10/01/2025

Robert R. Bellick

Signature:	/s/ Robert R. Bellick
Name/Title:	Robert R. Bellick
Date:	10/01/2025