Adam C. Spice - 03 Jun 2026 Form 4 Insider Report for Rocket Lab Corp (RKLB)

Reporting relationship: Chief Financial Officer
Issuer ticker: RKLB
Reported as of: 03 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 05 Jun 2026, 18:19:35 UTC
Prior SEC filing: 02 Jun 2026
Source filing: View source filing
Reporting owner signature: By: /s/ Arjun Kampani, as Attorney-in-Fact For: Adam Spice

Key filing fact

Adam C. Spice filed Form 4 for Rocket Lab Corp (RKLB) on 05 Jun 2026.

Key facts

This page summarizes Adam C. Spice's Form 4 filing for Rocket Lab Corp (RKLB).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 05 Jun 2026, 18:19.

Change

Previous filing in this sequence was filed on 02 Jun 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001509421 Primary reporting owner

Spice Adam C.

Relationship: Chief Financial Officer
Address: 3881 MCGOWEN STREET, LONG BEACH
Signature: By: /s/ Arjun Kampani, as Attorney-in-Fact For: Adam Spice
Signature date: 05 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

RKLB transaction

Common Stock

Award

Transaction value
Shares: +275,319
Change %: +30%
Price: $0.000000^*
Shares after: 1,195,644
Date: 03 Jun 2026
Ownership: Direct
Footnotes: F1

RKLB holding

Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 250,000
Date: 03 Jun 2026
Ownership: by Trust

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Represents restricted stock units (RSUs) granted to the Reporting Person under the Rocket Lab Corporation 2021 Stock Option and Incentive Plan. Such RSUs will vest as follows: 1/16 of the RSUs will vest on August 22, 2026 and 1/16 of the RSUs will vest on each March 1st, May 22nd, August 22nd or November 22nd thereafter, in each case subject to the Reporting Person's continuous service as an employee through each applicable vesting date.