Rocket Lab officer reports 492,435 share stake

Rocket Lab Corp filed an initial insider report showing that President of Rocket Lab USA Inc., Marvin Bradford Clevenger, beneficially owns 492,435 shares of Common Stock.

Accepted by SEC EDGAR 04/06/2026 - 08:29 PM EDT Learn about SEC filing dates

Rhea-AI Filing Summary

Rocket Lab Corp filed an initial insider report showing that President of Rocket Lab USA Inc., Marvin Bradford Clevenger, beneficially owns 492,435 shares of Common Stock. This total includes 282,679 restricted stock units (RSUs) granted under the Rocket Lab Corporation 2021 Stock Option and Incentive Plan, where each RSU represents a contingent right to receive one share of Common Stock.

Insider Trade Summary

Holdings reported, no transactions

Holdings

Insider Clevenger Marvin Bradford

Role President, Rocket Lab USA Inc.

Type	Security	Shares	Price	Value
Holding	Common Stock	--	--	--

Holdings: Common Stock — 492,435 shares (Direct)

Footnotes (1)

1. F1. Includes 282,679 restricted stock units ("RSUs") granted to the Reporting Person under the Rocket Lab Corporation 2021 Stock Option and Incentive Plan. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

Key Figures

Total Common Stock beneficially owned: 492,435 shares Restricted stock units held: 282,679 RSUs Form 3 effective ownership date: 2026-03-26

3 metrics

Total Common Stock beneficially owned 492,435 shares Direct beneficial ownership reported on Form 3

Restricted stock units held 282,679 RSUs Granted under Rocket Lab Corporation 2021 Stock Option and Incentive Plan

Form 3 effective ownership date 2026-03-26 Transaction date associated with the holding entry

Key Terms

restricted stock units, Rocket Lab Corporation 2021 Stock Option and Incentive Plan, contingent right

3 terms

restricted stock units financial

"Includes 282,679 restricted stock units ("RSUs") granted to the Reporting Person"

Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.

Rocket Lab Corporation 2021 Stock Option and Incentive Plan financial

"granted to the Reporting Person under the Rocket Lab Corporation 2021 Stock Option and Incentive Plan"

contingent right financial

"Each RSU represents a contingent right to receive one share of the Issuer's Common Stock."

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does this Form 3 filing show for Rocket Lab Corp (RKLB)?

The Form 3 shows Marvin Bradford Clevenger beneficially owns 492,435 Rocket Lab Common Stock shares. This figure includes both currently owned shares and restricted stock units (RSUs) that entitle him to receive additional shares in the future.

How many Rocket Lab (RKLB) RSUs does Marvin Bradford Clevenger hold?

He holds 282,679 restricted stock units (RSUs) under the Rocket Lab Corporation 2021 Stock Option and Incentive Plan. Each RSU represents a contingent right to receive one share of Rocket Lab’s Common Stock if vesting conditions are met.

Does this Rocket Lab (RKLB) Form 3 indicate any recent share purchases or sales?

No specific purchases or sales are shown. The filing lists Clevenger’s beneficial ownership of 492,435 Common Stock shares as a holding entry, rather than reporting a new buy or sell transaction in the disclosed data.

Who is the reporting person in this Rocket Lab (RKLB) Form 3 filing?

The reporting person is Clevenger Marvin Bradford, identified as an officer serving as President, Rocket Lab USA Inc.. The Form 3 discloses his direct beneficial ownership of Rocket Lab Corp Common Stock and related RSUs.

What plan are Rocket Lab (RKLB) RSUs for Marvin Bradford Clevenger granted under?

The 282,679 RSUs are granted under the Rocket Lab Corporation 2021 Stock Option and Incentive Plan. This plan provides equity-based awards, and each RSU gives a contingent right to receive one share of Rocket Lab Common Stock upon vesting.

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

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SEC Form 3

FORM 3

UNITED 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^*

Clevenger Marvin Bradford

(Last) (First) (Middle)

3881 MCGOWEN STREET

(Street)

LONG BEACH CALIFORNIA 90808

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/26/2026

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

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)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	President, Rocket Lab USA Inc.

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 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)
Common Stock	492,435(1)	D

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 Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Includes 282,679 restricted stock units ("RSUs") granted to the Reporting Person under the Rocket Lab Corporation 2021 Stock Option and Incentive Plan. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

	By: /s/ Arjun Kampani, as Attorney-in-Fact For: Marvin B. Clevenger	04/06/2026
	** 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 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)