Merline Saintil - 20 May 2026 Form 4 Insider Report for Rocket Lab Corp (RKLB)

Reporting relationship: Director
Issuer ticker: RKLB
Reported as of: 20 May 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 22 May 2026, 17:38:12 UTC
Prior SEC filing: 05 May 2026
Source filing: View source filing
Reporting owner signature: By: /s/ Arjun Kampani, as Attorney-in-Fact For: Merline Saintil

Key filing fact

Merline Saintil filed Form 4 for Rocket Lab Corp (RKLB) on 22 May 2026.

Key facts

This page summarizes Merline Saintil's Form 4 filing for Rocket Lab Corp (RKLB).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 22 May 2026, 17:38.

Change

Previous filing in this sequence was filed on 05 May 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 0001699497 Primary reporting owner

Saintil Merline

Relationship: Director
Address: 3881 MCGOWEN STREET, LONG BEACH
Signature: By: /s/ Arjun Kampani, as Attorney-in-Fact For: Merline Saintil
Signature date: 22 May 2026

Reported non-derivative transactions

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

RKLB transaction

Common Stock

Award

Transaction value
Shares: +2,482
Change %: +0.95%
Price: $0.000000^*
Shares after: 264,385
Date: 20 May 2026
Ownership: Direct
Footnotes: F1

^* 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 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 Registrant'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.