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Blue Water Acquisition (NASDAQ: BWIV-UN) CFO Martha Ross files initial Form 3

(Neutral)
(Neutral)
Form Type
3

Rhea-AI Filing Summary

Blue Water Acquisition Corp. IV Chief Financial Officer Martha F. Ross filed an initial Form 3, which is a statement of beneficial ownership for company insiders. This filing lists her as an officer but does not report any insider share purchases, sales, or other transactions.

Positive

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Negative

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Form 3 regulatory
"filed an initial Form 3, which is a statement of beneficial ownership"
Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.
beneficial ownership financial
"Form 3, which is a statement of beneficial ownership for company insiders"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
Chief Financial Officer financial
"Martha F. Ross is a company insider, serving as Chief Financial Officer"
A Chief Financial Officer (CFO) is the person in charge of a company's money and financial planning. They decide how to spend, save, and invest funds to help the company grow and stay stable. Their role is important because good financial decisions keep the company healthy and successful.

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

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FAQ

What does Martha F. Ross’s Form 3 filing mean for Blue Water Acquisition Corp. IV (BWIV-UN)?

The Form 3 shows Martha F. Ross is a company insider, serving as Chief Financial Officer. It is an initial beneficial ownership report and, in this case, does not disclose any share purchases, sales, or other insider transactions in Blue Water Acquisition Corp. IV.

Does the Blue Water Acquisition Corp. IV (BWIV-UN) Form 3 show any insider buying or selling?

No, this Form 3 does not report any insider buying or selling activity. The transaction summary shows zero purchases, zero sales, and no derivative exercises, indicating it is purely an initial ownership reporting form without current trading activity disclosed.

Who is the insider named in the Blue Water Acquisition Corp. IV (BWIV-UN) Form 3?

The insider is Martha F. Ross, identified as Chief Financial Officer of Blue Water Acquisition Corp. IV. Form 3 identifies her official role as an officer, which subjects her to ongoing reporting requirements for future ownership changes in the company’s securities.

What is the purpose of a Form 3 for Blue Water Acquisition Corp. IV (BWIV-UN)?

Form 3 is the initial statement of beneficial ownership filed when someone becomes an insider, such as an officer or director. It establishes a baseline of their holdings and sets up ongoing disclosure obligations for later transactions in the company’s securities.

Does this Blue Water Acquisition Corp. IV (BWIV-UN) Form 3 include any derivative securities information?

No, the derivative summary section is empty and derivativeTransactionCount is zero. That means this particular Form 3 does not list any options, warrants, or other derivative securities positions for Martha F. Ross at the time of the filing.
SEC Form 3
FORM 3UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0104
Estimated average burden
hours per response:0.5
1. Name and Address of Reporting Person*
Ross Martha F.

(Last)(First)(Middle)
C/O BLUE WATER ACQUISITION CORP. IV
15 E PUTNAM AVENUE, SUITE 363

(Street)
GREENWICH CONNECTICUT 06830

(City)(State)(Zip)

UNITED STATES

(Country)
2. Date of Event Requiring Statement (Month/Day/Year)
03/19/2026
3. Issuer Name and Ticker or Trading Symbol
Blue Water Acquisition Corp. IV [ BWIV ]
3a. Foreign Trading Symbol
5. If Amendment, Date of Original Filed (Month/Day/Year)
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Financial Officer
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year)3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
No securities are beneficially owned.
/s/ Martha F. Ross03/19/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 3: SEC 1473 (03-26)