Form 8-K

8-K — Blue Water Acquisition Corp. IV

Accession: 0001493152-26-021409

Filed: 2026-05-06

Period: 2026-05-06

CIK: 0002082847

SIC: 6770 (BLANK CHECKS)

Item: Other Events

Item: Financial Statements and Exhibits

Documents

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UNITED

STATES

SECURITIES

AND EXCHANGE COMMISSION

Washington,

D.C. 20549

Form

8-K

Current

Report

Pursuant

to Section 13 or 15(d) of the Securities Exchange Act of 1934

May

6, 2026

Date

of Report (Date of earliest event reported)

Blue

Water Acquisition Corp. IV

(Exact

Name of Registrant as Specified in its Charter)

Cayman

Islands

001-43204

N/A 00-0000000

(State

or other jurisdiction

incorporation)

(Commission

File

Number)

(I.R.S.

Employer

Identification

No.)

E. Putnam Avenue

Suite

363

Greenwich,

06830

(Address

of Principal Executive Offices)

(Zip

Code)

Registrant’s

telephone number, including area code: (203) 489-2110

N/A

(Former

name or former address, if changed since last report)

Check

the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under

any of the following provisions:

☐

Written communications

pursuant to Rule 425 under the Securities Act

☐

Soliciting material pursuant

to Rule 14a-12 under the Exchange Act

☐

Pre-commencement communications

pursuant to Rule 14d-2(b) under the Exchange Act

☐

Pre-commencement communications

pursuant to Rule 13e-4(c) under the Exchange Act

Securities

registered pursuant to Section 12(b) of the Act:

Title

of each class

Trading

Symbol(s)

Name

of each exchange on which registered

Units,

each consisting of one Class A ordinary share and one-half of one redeemable warrant

BWIV.U

New

York Stock Exchange

Class

A ordinary shares, par value $0.0001 per share

BWIV

New

York Stock Exchange

Warrants,

each whole warrant exercisable for one Class A ordinary share

BWIV.WS

New

York Stock Exchange

Indicate

by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405)

or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2).

Emerging

growth company ☒

an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying

with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 8.01.

Other Events.

May 6, 2026, Blue Water Acquisition Corp. IV (the “Company”) announced that, on or about May 11, 2026, the holders of the

Company’s units (the “Units”) may elect to separately trade the Class A ordinary shares and warrants included in the

Units. Each Unit consists of one Class A ordinary share and one-half of one redeemable warrant. Any Units not separated will continue

to trade on The New York Stock Exchange (“NYSE”) under the symbol “BWIV.U.” Any underlying Class A ordinary shares

and warrants that are separated will trade on NYSE under the symbols “BWIV” and “BWIV.WS,” respectively. Holders

of Units will need to have their brokers contact Continental Stock Transfer & Trust Company, the Company’s transfer agent,

in order to separate the holders’ Units into Class A ordinary shares and warrants.

copy of the press release issued by the Company announcing the separate trading of the securities underlying the Units is attached hereto

as Exhibit 99.1.

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits

Exhibit

No.

Description

99.1

Press Release dated May 6, 2026.

104

Cover

Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURES

Pursuant

to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by

the undersigned hereunto duly authorized.

Dated: May 6, 2026

Blue Water

Acquisition Corp. IV

By:

/s/

Joseph Hernandez

Name:

Joseph Hernandez

Title:

Chief Executive Officer

EX-99.1

Filename: ex99-1.htm · Sequence: 2

Exhibit

99.1

Blue

Water Acquisition Corp. IV

Announces the Separate Trading of its Class A Ordinary Shares and Warrants

Commencing May 11, 2026

GREENWICH,

Conn., May 6, 2026 – Blue Water Acquisition Corp. IV (NYSE: BWIV.U) (the “Company”) today announced that, commencing

on or about May 11, 2026, holders of the units sold in the Company’s initial public offering may elect to separately trade the

Company’s Class A ordinary shares and warrants included in the units.

fractional warrants will be issued upon separation of the units and only whole warrants will trade. The Class A ordinary shares and warrants

that are separated will trade on The New York Stock Exchange (“NYSE”) under the symbols “BWIV” and “BWIV.WS”,

respectively. Those units not separated will continue to trade on NYSE under the symbol “BWIV.U”. Holders of units will need

to have their brokers contact Continental Stock Transfer & Trust Company, the Company’s transfer agent, in order to separate

the units into Class A ordinary shares and warrants.

The

offering of the units was made only by means of a prospectus, copies of which may be obtained from BTIG, LLC, 65 East 55th Street, New

York, New York 10022, or by email at ProspectusDelivery@btig.com. A registration statement on Form S-1 (333-291959) relating to these

securities has been filed with the Securities and Exchange Commission (“SEC”) and was declared effective on March 19, 2026.

Copies of the registration statement can be accessed through the SEC’s website at www.sec.gov.

This

press release shall not constitute an offer to sell or a solicitation of an offer to buy, nor shall there be any sale of these securities

in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under

the securities laws of any such state or jurisdiction.

About

Blue Water Acquisition Corp. IV

Blue

Water Acquisition Corp. IV is a special purpose acquisition company, or SPAC, formed for the purpose of effecting a merger, share exchange,

asset acquisition, share purchase, recapitalization, reorganization or other similar acquisition with one or more businesses. While the

Company may pursue an acquisition opportunity in any business, industry, sector or geographical location, it intends to focus on high-growth

companies in the biotechnology, healthcare and technology sectors.

Forward-Looking

Statements

This

press release contains statements that constitute “forward-looking statements,” including with respect to the Company’s

search for an initial business combination. No assurance can be given that the net proceeds of the offering will be used as indicated.

Forward-looking statements are subject to numerous conditions, many of which are beyond the control of the Company, including those set

forth in the Risk Factors section of the Company’s registration statement and prospectus for the Company’s initial public

offering filed with the SEC. Copies are available on the SEC’s website, www.sec.gov. The Company undertakes no obligation to update

these statements for revisions or changes after the date of this press release, except as required by law.

Contact:

Stephanie

Mercier

stephaniem@bluewaterventurepartners.net

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Security Exchange Name

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