MIACU Schedule 13G: 1.5M Units (7.5%) reported

Meridian3 Industrials Acquisition Corp reports a passive investor disclosure by two affiliated holders reporting 1,500,000 Units each as shared beneficial ownership.

Rhea-AI Filing Summary

Meridian3 Industrials Acquisition Corp reports a passive investor disclosure by two affiliated holders reporting 1,500,000 Units each as shared beneficial ownership. The joint Schedule 13G filing states MMCAP International Inc. SPC and MM Asset Management Inc. together report 1,500,000 Units (7.5% of the class) beneficially owned, with shared voting and dispositive power reported. The filing cites 20,125,000 outstanding Units as the class basis for the percentage.

Key Figures

Reported beneficial ownership: 1,500,000 Units Percent of class: 7.5% Shares outstanding (basis): 20,125,000 Units +2 more

5 metrics

Reported beneficial ownership 1,500,000 Units Amount beneficially owned by each reporting holder

Percent of class 7.5% Percent based on 20,125,000 outstanding Units

Shares outstanding (basis) 20,125,000 Units Outstanding Units cited in related 8-K referenced in the filing

CUSIP G6029D124 Identifier for the Units of Class A Ordinary Shares and Warrants

Shared voting power 1,500,000 votes Shared power to vote reported by each filer

Key Terms

Schedule 13G, Units, beneficially owned, shared dispositive power

4 terms

Schedule 13G regulatory

"Joint passive ownership report filed under Section 13"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

Units financial

"Units of Class A Ordinary Shares, par $0.0001, and Redeemable Warrants"

Units are bundled securities sold as one package in a financing—commonly a share paired with an instrument that gives the holder the right to buy more shares later. For investors this matters because a unit’s extra component can change future supply of shares and potential returns, similar to buying a combo with a coupon that can be redeemed later and alter what you actually receive and what others might own.

beneficially owned regulatory

"Amount beneficially owned: 1,500,000 (b) Percent of class: 7.5%"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

shared dispositive power regulatory

"Shared power to dispose or to direct the disposition of: 1,500,000"

FAQ

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

What does the Schedule 13G filed for MIACU disclose?

It discloses a joint passive ownership report by MMCAP International Inc. SPC and MM Asset Management Inc., each reporting 1,500,000 Units representing 7.5% of the class based on 20,125,000 outstanding Units cited in the filing.

Who are the reporting holders in the MIACU 13G filing?

The filing names MMCAP International Inc. SPC (Cayman Islands) and MM Asset Management Inc. (Ontario, Canada) as joint filers, with addresses included for Mourant Governance Services (Cayman) and a Toronto office address.

How much voting and dispositive power do the filers report for MIACU?

Each filer reports 0 sole power and 1,500,000 shared voting power and 1,500,000 shared dispositive power over the reported Units, per the Schedule 13G disclosure.

What class and CUSIP are covered in the MIACU Schedule 13G?

The filing covers the issuer's Units of Class A Ordinary Shares, par $0.0001, and Redeemable Warrants with CUSIP G6029D124, as stated in the Schedule 13G cover information.

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

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Accepted by SEC EDGAR 07/08/2026 - 07:53 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Meridian3 Industrials Acquisition Corp

(Name of Issuer)

Units of Class A Ordinary Shares, par $0.0001, and Redeemable Warrants

(Title of Class of Securities)

G6029D124

(CUSIP Number)

07/02/2026

(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)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): G6029D124

1

Names of Reporting Persons

MMCAP International Inc. SPC

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

CAYMAN ISLANDS

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,500,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,500,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,500,000.00

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)

7.5 %

12

Type of Reporting Person (See Instructions)

CO

Comment for Type of Reporting Person: Percent of class based on 20,125,000 outstanding Units as reported by the Issuer on 8-K filed with the Securities and Exchange Commission on July 7, 2026.

SCHEDULE 13G

CUSIP Number(s): G6029D124

1

Names of Reporting Persons

MM Asset Management 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

ONTARIO, CANADA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 1,500,000.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,500,000.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,500,000.00

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)

7.5 %

12

Type of Reporting Person (See Instructions)

CO

Comment for Type of Reporting Person: Percent of class based on 20,125,000 outstanding Units as reported by the Issuer on 8-K filed with the Securities and Exchange Commission on July 7, 2026.

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Meridian3 Industrials Acquisition Corp
(b)	Address of issuer's principal executive offices: 1330 Avenue of the Americas, Suite 23A, New York, NY 10019
Item 2.
(a)	Name of person filing: i) MMCAP International Inc. SPC ii) MM Asset Management Inc.
(b)	Address or principal business office or, if none, residence: i) c/o Mourant Governance Services (Cayman) Limited, 94 Solaris Avenue, Camana Bay, P. O. Box 1348, Grand Cayman KY1-1108, Cayman Islands ii) 161 Bay Street, TD Canada Trust Tower, Suite 2240, Toronto, Ontario M5J 2S1 Canada
(c)	Citizenship: i) Cayman Islands ii) Ontario, Canada
(d)	Title of class of securities: Units of Class A Ordinary Shares, par $0.0001, and Redeemable Warrants
(e)	CUSIP Number(s): G6029D124
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: 1,500,000
(b)	Percent of class: 7.5%
(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: 1,500,000
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 1,500,000
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
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 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.

MMCAP International Inc. SPC

Signature:	Ulla Vestergaard
Name/Title:	Director
Date:	07/08/2026

MM Asset Management Inc.

Signature:	Hillel Meltz
Name/Title:	President
Date:	07/08/2026

Exhibit Information

Exhibit 99.1 Joint Filing Agreement