MARIUCCI ANNE L 4

What Happened Anne L. Mariucci, a director of Centuri Holdings, had 7,338 restricted stock units (RSUs) that vested and converted into 7,338 shares of Centuri common stock on May 18, 2026. No cash was paid in connection with this conversion (reported as derivative conversion/exercise, code M). On May 19, 2026 she was granted an additional 4,067 RSUs under the company’s Omnibus Incentive Plan (reported as an award, code A); the grant shows $0 cash paid and will be settled one-for-one in shares when/if it vests.

Key Details

• Transactions: May 18, 2026 — conversion/settlement of 7,338 RSUs into shares (code M); May 19, 2026 — grant of 4,067 RSUs (code A).
• Price/cash: Both the conversion and the new RSU grant were reported with $0 cash paid/received (typical for RSU settlement and awards).
• Footnotes: F1 — the 7,338 RSUs were granted April 16, 2025 and vested in full May 18, 2026 and were delivered one-for-one as common shares. F2 — the 4,067 RSUs were granted May 19, 2026 and will be settled in shares.
• Shares owned after transaction: Not specified in the provided filing excerpt.
• Filing date/timeliness: Form 4 was filed May 20, 2026 reporting transactions on May 18–19, 2026 — appears to be filed within the normal Section 16 reporting window.

Context

• This activity reflects RSU vesting/settlement and a subsequent RSU award — not an open-market sale or purchase. Converting RSUs into shares is a routine administrative step when awards vest and does not by itself indicate buying or selling sentiment.