Sullivan III John Leo 4

What Happened

• John L. Sullivan III, CFO, Treasurer and Executive VP of Nucor Corporation, was granted 316.89 common stock units (an award/acquisition) on 2026-03-10 at an effective price of $169.47 per unit, totaling $53,703. This grant reflects a deferral of a portion of his cash award under Nucor’s annual incentive plan rather than an open-market purchase.

Key Details

• Transaction date and terms: 2026-03-10; 316.89 units @ $169.47 each; total value $53,703. (Transaction code: A — grant/acquisition.)
• Vesting: 253.51 of the units are immediately vested; 63.38 units remain unvested and vest when Mr. Sullivan attains age 55, or upon death or disability while employed.
• Distribution: All 316.89 units will be distributed in full six months after his retirement from the company.
• Shares owned after transaction: Not specified in the provided filing.
• Filing timeliness: Report filed 2026-03-12 for the 2026-03-10 transaction — appears timely (filed within two business days).

Context

• This transaction represents a compensation deferral into common stock units rather than a market purchase or sale; such awards reflect pay structuring and vesting rules more than a direct buy/sell signal. The partial immediate vesting and deferred payout on retirement are standard features of incentive deferrals.