144 0001357262 XXXXXXXX LIVE 0001819994 Rocket Lab Corp 001-39560 3881 MCGOWEN STREET LONG BEACH CA 90808 714-465-5737 Slusky Alexander R Director Common CHARLES SCHWAB & CO., INC.

3000 SCHWAB WAY WESTLAKE TX 76262-8104

100000 11807000.00 578750990 05/12/2026 NASDAQ Common 08/25/2021 De-Spac - see remarks Issuer N 634675 08/25/2021 N/A Y This form reflects shares of common stock held by Abalone Cove LLLP, that the filing person holds dispositive power over. Shares were purchased by Vector Capital V, L.P. in a series of private financings. New shares were issued to all limited partners when the company went public via a De-Spac transaction. 05/12/2026 /s/ Arjun Kampani as Attorney-in-Fact For: Alexander R. Slusky