Highbridge Capital Management (FWAC) discloses 6.0% holding in Futurewave Acquisition

Rhea-AI Filing Summary

Highbridge Capital Management, LLC, a Delaware limited liability company and investment adviser to certain funds and accounts, reported beneficial ownership of ordinary shares of Futurewave Acquisition Corp, a Cayman Islands exempted company. Highbridge’s funds directly hold 769,970 ordinary shares, representing 6.0% of the class.

Highbridge has sole voting and sole dispositive power over these 769,970 shares and no shared voting or dispositive power. The 6.0% ownership percentage is based on 12,839,375 ordinary shares outstanding after the company’s offering, related private placement, and full exercise of the underwriters’ over-allotment option as described in the issuer’s June 2026 SEC documents.

Key Figures

Shares beneficially owned: 769,970 ordinary shares Ownership percentage: 6.0% Shares outstanding baseline: 12,839,375 ordinary shares +3 more

6 metrics

Shares beneficially owned 769,970 ordinary shares Ordinary shares of Futurewave Acquisition Corp held by Highbridge-advised funds

Ownership percentage 6.0% Percentage of Futurewave Acquisition Corp ordinary shares outstanding

Shares outstanding baseline 12,839,375 ordinary shares Aggregate Futurewave Acquisition Corp ordinary shares outstanding after offering and over-allotment

Sole voting power 769,970 ordinary shares Shares over which Highbridge has sole power to vote or direct the vote

Sole dispositive power 769,970 ordinary shares Shares over which Highbridge has sole power to dispose or direct disposition

Signature date 08/14/2026 Date signed by Kirk Rule, Executive Director of Highbridge Capital Management

Key Terms

beneficial owner, sole voting power, sole dispositive power, Schedule 13G, +1 more

5 terms

beneficial owner regulatory

"the beneficial owner of the securities reported herein"

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.

sole voting power regulatory

"5 | Sole Voting Power 769,970.00"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

sole dispositive power regulatory

"7 | Sole Dispositive Power 769,970.00"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

Schedule 13G regulatory

"This statement is filed by Highbridge Capital Management, LLC"

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.

over-allotment option financial

"full exercise of the underwriters' over-allotment option"

An over-allotment option is a special agreement that allows underwriters to sell more shares than initially planned if demand is high. Think of it like a retailer offering extra units of a popular product to meet additional customer interest. This option helps ensure the full sale is completed and can also give investors extra shares if they want more.

FAQ

What stake in Futurewave Acquisition Corp (FWAC) does Highbridge Capital Management report?

Highbridge Capital Management reports beneficial ownership of 769,970 ordinary shares of Futurewave Acquisition Corp, representing 6.0% of the outstanding class, held through funds and accounts it advises.

How is Highbridge Capital Management’s 6.0% ownership in FWAC calculated?

The 6.0% ownership is calculated using 12,839,375 ordinary shares outstanding, reflecting shares after the public offering, simultaneous private placement, and full exercise of the underwriters’ over-allotment option.

What voting and dispositive powers does Highbridge have over FWAC shares?

Highbridge has sole voting power over 769,970 shares and sole dispositive power over 769,970 shares, with no shared voting or shared dispositive power reported for Futurewave Acquisition Corp shares.

Who actually receives dividends and sale proceeds from FWAC shares held by Highbridge?

The Highbridge Funds have the right to receive, or direct the receipt of, dividends and sale proceeds from the 769,970 Futurewave Acquisition Corp ordinary shares reported as beneficially owned.

Does Highbridge admit being the beneficial owner of all FWAC securities reported?

Highbridge states that this Schedule 13G should not be construed as an admission that it or any related person is, for Section 13 purposes, the beneficial owner of all securities reported.

Where is Highbridge Capital Management based according to the FWAC Schedule 13G?

Highbridge Capital Management’s principal business office is at 390 Madison Avenue, 28th Floor, New York, NY 10017, and it is organized as a Delaware limited liability company.

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

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Available on EDGAR 08/14/2026 - 12:37 PM Accepted by SEC EDGAR 08/14/2026 - 12:36 PM Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

Futurewave Acquisition Corp

(Name of Issuer)

Ordinary Shares, par value $0.0001 per share

(Title of Class of Securities)

G37073106

(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): G37073106

1

Names of Reporting Persons

Highbridge Capital 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

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 769,970.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 769,970.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

769,970.00

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)

6.0 %

12

Type of Reporting Person (See Instructions)

IA, OO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Futurewave Acquisition Corp
(b)	Address of issuer's principal executive offices: 1185 Avenue of the Americas, 3rd Fl., New York, NY 10036
Item 2.
(a)	Name of person filing: This statement is filed by Highbridge Capital Management, LLC ("Highbridge" or the "Reporting Person"), a Delaware limited liability company and the investment adviser to certain funds and accounts (the "Highbridge Funds"), with respect to the ordinary shares, par value $0.0001 per share ("Ordinary Shares"), of Futurewave Acquisition Corp, a Cayman Islands exempted company (the "Issuer"), directly held by the Highbridge Funds; The filing of this statement should not be construed as an admission that any of the foregoing persons or the Reporting Person is, for the purposes of Section 13 of the Securities Exchange Act of 1934, the beneficial owner of the securities reported herein.
(b)	Address or principal business office or, if none, residence: The address of the business office of the Reporting Person is 390 Madison Avenue, 28th Floor, New York, NY 10017.
(c)	Citizenship: Highbridge is a Delaware limited liability company.
(d)	Title of class of securities: Ordinary Shares, par value $0.0001 per share
(e)	CUSIP Number(s): G37073106
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: The information required by Item 4(a) is set forth in Row 9 of the cover page for the Reporting Person and is incorporated herein by reference. The percentage set forth in this Schedule 13G is calculated based upon an aggregate of 12,839,375 Ordinary Shares outstanding as reported in the Issuer's Prospectus filed pursuant to Rule 424(b)(4) with the Securities and Exchange Commission on June 26, 2026 and the Issuer's Current Report on Form 8-K with the Securities and Exchange Commission on June 30, 2026, after giving effect to the completion of the offering, the consummation of the simultaneous private placement and the full exercise of the underwriters' over-allotment option, all as described therein.
(b)	Percent of class: 6.0%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: The information required by Item 4(c)(i) is set forth in Row 5 of the cover page for the Reporting Person and is incorporated herein by reference.
	(ii) Shared power to vote or to direct the vote: The information required by Item 4(c)(ii) is set forth in Row 6 of the cover page for the Reporting Person and is incorporated herein by reference.
	(iii) Sole power to dispose or to direct the disposition of: The information required by Item 4(c)(iii) is set forth in Row 7 of the cover page for the Reporting Person and is incorporated herein by reference.
	(iv) Shared power to dispose or to direct the disposition of: The information required by Item 4(c)(iv) is set forth in Row 8 of the cover page for the Reporting Person and is incorporated herein by reference.
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.
	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 2(a). The Highbridge Funds have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Ordinary Shares reported herein.
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.

Highbridge Capital Management, LLC

Signature:	/s/ Kirk Rule
Name/Title:	By: Kirk Rule, Executive Director
Date:	08/14/2026