Ricupati Agostino 4

What Happened

• Agostino Ricupati, VP, Corporate Controller & Chief Accounting Officer of Rocket Lab (RKLB), received a grant of 27,532 restricted stock units (RSUs) on 2026-06-03. The Form 4 reports the acquisition as an award (code A) at $0.00 per share (no cash paid at grant).

Key Details

• Transaction date: 2026-06-03; Form 4 filed: 2026-06-05 (appears timely).
• Shares/units granted: 27,532 RSUs; reported acquisition price: $0.00.
• Shares owned after the transaction: not specified in the summary provided (see the full filing for ownership totals).
• Footnote: The RSUs were granted under the Rocket Lab Corporation 2021 Stock Option and Incentive Plan and vest per the schedule in footnote F1 (see Context).
• Filing accession: 0002001011-26-000093.

Context

• Vesting: Per the filing footnote, 1/16 of the RSUs vest on August 22, 2026, and 1/16 will vest on each March 1, May 22, August 22 or November 22 thereafter, subject to continuous service through each vesting date. When RSUs vest they convert to shares (and may be subject to tax withholding).
• Interpretation: This is a grant/award, not a purchase or sale. Grants are compensation/retention tools and do not by themselves indicate buying or selling sentiment.