Alexander R. Slusky - 27 Aug 2025 Form 4 Insider Report for Rocket Lab Corp (RKLB)

Role: Director
Signature: By: /s/ Arjun Kampani as Attorney-in-Fact For: Alexander R. Slusky
Issuer symbol: RKLB
Transactions as of: 27 Aug 2025
Net transactions value: $0
Form type: 4
Filing time: 29 Aug 2025, 17:53:47 UTC
Previous filing: 04 Dec 2024
Next filing: 22 Sep 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Slusky Alexander R	Director	3881 MCGOWEN STREET, LONG BEACH	By: /s/ Arjun Kampani as Attorney-in-Fact For: Alexander R. Slusky	29 Aug 2025	0001357262

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	RKLB	Common Stock	Award	$0	+3,960	+3.3%	$0.000000	123,849	27 Aug 2025	Direct	F1
holding	RKLB	Common Stock						534,675	27 Aug 2025	By Abalone Cove LLLP	F2

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Represents restricted stock units ("RSUs") granted to the Reporting Person under the Rocket Lab Corporation Amended and Restated Non-Employee Director Compensation Policy, and the Rocket Lab Corporation 2021 Stock Option and Incentive Plan. Such RSUs will vest in full on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders and (ii) the one-year anniversary of the date of grant, subject to the Reporting Person's continuous service as a member of the Board of Directors through such date.
F2	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.

Content

Represents restricted stock units ("RSUs") granted to the Reporting Person under the Rocket Lab Corporation Amended and Restated Non-Employee Director Compensation Policy, and the Rocket Lab Corporation 2021 Stock Option and Incentive Plan. Such RSUs will vest in full on the earlier of (i) the date of the Issuer's next Annual Meeting of Stockholders and (ii) the one-year anniversary of the date of grant, subject to the Reporting Person's continuous service as a member of the Board of Directors through such date.

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.