[Form 4] Rocket Lab Corp Insider Trading Activity

Rhea-AI Filing Summary

Alexander R. Slusky, a director of Rocket Lab Corp (RKLB), reported on Form 4 that on 09/18/2025 he disposed of 35,000 shares of Rocket Lab common stock as a bona fide gift to a charitable entity. After the gift, Mr. Slusky directly beneficially owns 88,849 shares and indirectly owns 534,675 shares through Abalone Cove LLLP, a partnership where he is the sole general partner and, together with his spouse, the sole limited partners. The Form 4 was signed by an attorney-in-fact on 09/22/2025.

Positive

• Timely and specific disclosure of the gift transaction on Form 4, fulfilling Section 16 reporting requirements
• Retention of substantial indirect ownership (534,675 shares) through Abalone Cove LLLP preserves alignment with shareholders

Negative

• Reduction in direct ownership by 35,000 shares to 88,849 shares following the charitable gift
• Concentrated indirect ownership via a family-controlled partnership could complicate independent governance assessments

Insights

Financial Analyst

TL;DR: Director disclosed a charitable gift of 35,000 RKLB shares, modestly reducing his direct stake while retaining significant indirect ownership.

The filing shows a non‑derivative disposition coded as a gift, which does not produce cash proceeds and therefore is unlikely to reflect a liquidity-driven sale. Post-transaction holdings remain meaningful: 88,849 shares directly and 534,675 indirectly. For investors, the change alters the breakdown between direct and indirect ownership but does not by itself signal a change in control or major shift in alignment with shareholders.

Corporate Governance Expert

TL;DR: Proper Form 4 disclosure of a charitable transfer; ownership through a family-controlled partnership remains material to governance.

The report clearly discloses the nature of indirect ownership via Abalone Cove LLLP and the Reporting Person's role as sole general partner, which is important for assessing potential control and related-party dynamics. The charitable gift is explicitly identified, meeting Rule 16 reporting expectations. Investors should note continued concentrated family-linked holdings, though this filing alone does not indicate governance change.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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:			3235-0287
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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Slusky Alexander R

(Last) (First) (Middle)

3881 MCGOWEN STREET

(Street)

LONG BEACH CA 90808

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Rocket Lab Corp [ RKLB ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/18/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	09/18/2025		G		35,000(1)	D	$0.0	88,849	D
Common Stock								534,675	I	By Abalone Cove LLLP(2)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents a bona fide gift of shares to a charitable entity.

2. These shares are held by Abalone Cove LLLP, a limited liability limited partnership, of which the Reporting Person is the sole general partner and of which the Reporting Person and his spouse are the sole limited partners.

	By: /s/ Arjun Kampani as Attorney-in-Fact For: Alexander R. Slusky	09/22/2025
	** Signature of Reporting Person	Date
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 4 (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.

FAQ

What transaction did Alexander R. Slusky report on Form 4 for RKLB?

He reported a non‑derivative disposition on 09/18/2025 consisting of a 35,000‑share gift of Rocket Lab common stock to a charitable entity.

How many Rocket Lab (RKLB) shares does Slusky own after the reported transaction?

Following the transaction he beneficially owns 88,849 shares directly and 534,675 shares indirectly through Abalone Cove LLLP.

What is Abalone Cove LLLP and how does it affect Slusky's holdings?

Abalone Cove LLLP is a limited liability limited partnership holding 534,675 shares; Slusky is the sole general partner and, with his spouse, a limited partner, creating indirect beneficial ownership.

Was the reported disposition a sale or a gift?

The Form 4 explanation states the 35,000‑share disposition represents a bona fide gift to a charitable entity.

When was the Form 4 signed and filed?

The signature block shows the form was signed by an attorney‑in‑fact on 09/22/2025.