Rocket Lab Corp (RKLB) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-05-29 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: Rocket Lab Corp (RKLB) CIK: 0001819994 --- Reporting Owner --- Name: Frank Edward H. CIK: 0001589827 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-05-29 | Code: G (Gift) Shares: -91,373 | Price: $0.00 Shares Owned After: 53,613 | Ownership: D (Direct) Footnotes: [F1] On May 29, 2026, the Reporting Person transferred 91,373 shares of the Registrant's common stock to a family trust of which the Reporting Person is a trustee and members of his immediate family are beneficiaries. [Transaction #2] Security: Common Stock Date: 2026-05-29 | Code: G (Gift) Shares: +91,373 | Price: $0.00 Shares Owned After: 91,373 | Ownership: I (Indirect) | Nature: by Trust Footnotes: [F1] On May 29, 2026, the Reporting Person transferred 91,373 shares of the Registrant's common stock to a family trust of which the Reporting Person is a trustee and members of his immediate family are beneficiaries. --- Footnotes (Complete Index) --- F1: On May 29, 2026, the Reporting Person transferred 91,373 shares of the Registrant's common stock to a family trust of which the Reporting Person is a trustee and members of his immediate family are beneficiaries. --- Signature --- /s/ By: /s/ Arjun Kampani as Attorney-in-Fact For: Edward H. Frank (2026-06-02)