First Trust entities (NASDAQ: GPAT) report 0% ownership in GP-Act III

Rhea-AI Filing Summary

GP-Act III Acquisition Corp. received an amended Schedule 13G from First Trust Merger Arbitrage Fund and related entities stating they no longer hold any Class A Ordinary Shares. As of June 30, 2026, the reporting entities collectively owned 0 shares, representing 0.00% of the outstanding Class A Ordinary Shares.

First Trust Capital Management L.P. is described as investment adviser to various client accounts and may be deemed a beneficial owner when those accounts hold the issuer’s shares. However, FT Capital Management, First Trust Capital Solutions L.P., FTCS Sub GP LLC, and the fund all report no voting or dispositive power over any of the issuer’s shares in this amendment.

Key Figures

Shares beneficially owned: 0 shares Percent of class owned: 0.00% Sole voting power: 0 +1 more

4 metrics

Shares beneficially owned 0 shares VARBX, FTCM, FTCS and Sub GP collectively as of June 30, 2026

Percent of class owned 0.00% Class A Ordinary Shares of GP-Act III Acquisition Corp.

Sole voting power 0 Reported for VARBX, FTCM, FTCS and Sub GP

Shared voting power 0 Reported for VARBX, FTCM, FTCS and Sub GP

Key Terms

beneficial owner, investment adviser, control person, Schedule 13G, +1 more

5 terms

beneficial owner financial

"may thus be deemed the beneficial owner of any shares of the Issuer's Ordinary Shares"

A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.

investment adviser financial

"FTCM, an investment adviser registered with the SEC that provides investment advisory services"

An investment adviser is a person or firm that professionally manages money and gives recommendations about buying, selling, or holding investments. Like a financial coach or guide, they have a legal duty to act in a client's best financial interest, so their advice, fees and potential conflicts can directly affect returns and risk — making their role important for investors who want informed, accountable help with portfolios.

control person financial

"FTCS, a Delaware limited partnership and control person of FTCM"

A control person is an individual or entity that can significantly influence a company’s decisions and direction through ownership, voting power, or contractual rights—think of them as the captain who can steer the ship. Investors care because a control person’s choices affect corporate strategy, board appointments, and transactions that can raise or lower a stock’s value, and they often carry additional legal responsibilities and disclosure requirements to protect other shareholders.

Schedule 13G regulatory

"Ownership of 5 Percent or Less of a Class. | Ownership of 5 percent or less of a class"

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.

Investment Company Act of 1940 regulatory

"an investment company registered under the Investment Company Act of 1940"

A U.S. federal law that sets the rulebook for pooled investment vehicles such as mutual funds, exchange-traded funds and similar money managers, requiring them to register with regulators, disclose holdings and fees, limit conflicts of interest, and follow governance standards. It matters to investors because these protections and transparency rules act like a referee and scoreboard, helping people compare funds, trust that managers follow fair practices, and spot hidden costs or risks.

FAQ

What does GPAT’s amended Schedule 13G/A report from First Trust disclose?

The filing reports that the First Trust Merger Arbitrage Fund and related entities now beneficially own 0 shares of GP-Act III Acquisition Corp. Class A Ordinary Shares, corresponding to 0.00% of the class as of June 30, 2026.

How many GPAT shares do the First Trust reporting persons currently own?

As of June 30, 2026, the reporting persons collectively own 0 Class A Ordinary Shares of GP-Act III Acquisition Corp. They also report no sole or shared voting or dispositive power over any of the issuer’s shares.

What percentage of GPAT’s Class A Ordinary Shares is held by First Trust entities?

The amendment states that First Trust Merger Arbitrage Fund, First Trust Capital Management L.P., First Trust Capital Solutions L.P., and FTCS Sub GP LLC each hold 0.00% of GP-Act III Acquisition Corp.’s Class A Ordinary Shares as of June 30, 2026.

Who are the reporting persons in the GPAT Schedule 13G/A amendment?

The reporting persons are First Trust Merger Arbitrage Fund (VARBX), First Trust Capital Management L.P., First Trust Capital Solutions L.P., and FTCS Sub GP LLC, which filed the amendment jointly under a Joint Filing Statement.

What is First Trust Capital Management L.P.’s role in relation to GPAT shares?

First Trust Capital Management L.P. is described as an investment adviser with authority to invest, vote, and dispose of securities for client accounts, and may be deemed a beneficial owner when those accounts hold GPAT shares; in this amendment, those holdings are reported as zero.

Where are the First Trust reporting entities in the GPAT filing based?

First Trust Capital Management L.P., First Trust Capital Solutions L.P., and FTCS Sub GP LLC have a principal business address at 225 W. Wacker Drive, 21st Floor, Chicago, IL 60606, while the fund’s address is in Milwaukee, Wisconsin.

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Available on EDGAR 08/14/2026 - 12:12 PM Accepted by SEC EDGAR 08/14/2026 - 12:11 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

GP-Act III Acquisition Corp.

(Name of Issuer)

Class A Ordinary Shares, par value $0.0001 per share ("Ordinary Shares")

(Title of Class of Securities)

G4035N103

(CUSIP Number)

06/30/2026

(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): G4035N103

1

Names of Reporting Persons

First Trust Merger Arbitrage Fund

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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0.00 %

12

Type of Reporting Person (See Instructions)

IV

SCHEDULE 13G

CUSIP Number(s): G4035N103

1

Names of Reporting Persons

First Trust Capital Management 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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0.00 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

CUSIP Number(s): G4035N103

1

Names of Reporting Persons

First Trust Capital Solutions 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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0.00 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

CUSIP Number(s): G4035N103

1

Names of Reporting Persons

FTCS Sub GP 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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 0.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

0.00

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)

0.00 %

12

Type of Reporting Person (See Instructions)

HC

SCHEDULE 13G

Item 1.
(a)	Name of issuer: GP-Act III Acquisition Corp.
(b)	Address of issuer's principal executive offices: 300 PARK AVENUE, 2nd FLOOR, NEW YORK, NEW YORK, 10022
Item 2.
(a)	Name of person filing: This Schedule 13G/A is being filed jointly by First Trust Merger Arbitrage Fund ("VARBX"), First Trust Capital Management L.P. ("FTCM"), First Trust Capital Solutions L.P. ("FTCS") and FTCS Sub GP LLC ("Sub GP"). (1) VARBX, a series of Investment Managers Series Trust II, an investment company registered under the Investment Company Act of 1940. (2) FTCM, an investment adviser registered with the SEC that provides investment advisory services to, among others, (i) series of Investment Managers Series Trust II, an investment company registered under the Investment Company Act of 1940, specifically First Trust Multi-Strategy Fund and VARBX, (ii) First Trust Alternative Opportunities Fund, an investment company registered under the Investment Company Act of 1940, and (iii) Highland Capital Management Institutional Fund II, LLC, a Delaware limited liability company (collectively, the "Client Accounts"). (3) FTCS, a Delaware limited partnership and control person of FTCM. (4) Sub GP, a Delaware limited liability company and control person of FTCM. Each of the persons identified herein is referred to as a "Reporting Person" and, collectively, as the "Reporting Persons." Each of the Reporting Persons is a party to that certain Joint Filing Statement attached hereto.
(b)	Address or principal business office or, if none, residence: The principal business address of FTCM, FTCS and Sub GP is 225 W. Wacker Drive, 21st Floor, Chicago, IL 60606. The principal business address of VARBX is 235 West Galena Street, Milwaukee, WI 53212.
(c)	Citizenship: United States
(d)	Title of class of securities: Class A Ordinary Shares, par value $0.0001 per share ("Ordinary Shares")
(e)	CUSIP No.: G4035N103
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: As investment adviser to the Client Accounts, FTCM has the authority to invest the funds of the Client Accounts in securities (including Ordinary Shares of GP-Act III Acquisition Corp (the "Issuer")) as well as the authority to purchase, vote and dispose of securities, and may thus be deemed the beneficial owner of any shares of the Issuer's Ordinary Shares held in the Client Accounts. As of June, 30, 2026 VARBX, FTCM, FTCS and Sub GP collectively owned 0 shares of the outstanding Ordinary Shares of the Issuer. FTCS and Sub GP may be deemed to control FTCM and therefore may be deemed to be beneficial owners of the Ordinary Shares reported in this Schedule 13G/A. No one individual controls FTCS or Sub GP. FTCS and Sub GP do not own any Ordinary Shares of the Issuer for their own accounts.
(b)	Percent of class: VARBX: 0.00% FTCM, FTCS and Sub GP: 0.00%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: VARBX: 0 FTCM, FTCS and Sub GP: 0
	(ii) Shared power to vote or to direct the vote: VARBX: 0 FTCM, FTCS and Sub GP: 0
	(iii) Sole power to dispose or to direct the disposition of: VARBX: 0 FTCM, FTCS and Sub GP: 0
	(iv) Shared power to dispose or to direct the disposition of: VARBX: 0 FTCM, FTCS and Sub GP: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	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. See Item 4.
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary. See Item 2.
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.

First Trust Merger Arbitrage Fund

Signature:	/s/ Joy Ausili
Name/Title:	Trustee, Vice President and Assistant Secretary
Date:	08/14/2026

First Trust Capital Management L.P.

Signature:	/s/ Chad Eisenberg
Name/Title:	Chief Operating Officer
Date:	08/14/2026

First Trust Capital Solutions L.P.

Signature:	/s/ Chad Eisenberg
Name/Title:	Chief Operating Officer
Date:	08/14/2026

FTCS Sub GP LLC

Signature:	/s/ Chad Eisenberg
Name/Title:	Chief Operating Officer
Date:	08/14/2026

Exhibit Information

Exhibit I: Joint Filing Statement