=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-06-01
10b5-1 Pre-arranged Plan: No
--- Issuer ---
Name: NUCOR CORP (NUE)
CIK: 0000073309
--- Reporting Owner ---
Name: Topalian Leon J
CIK: 0001706490
Role: Officer (Chair and CEO)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-06-01 | Code: F (Payment of exercise/tax)
Shares: -7,620 | Price: $250.00
Total Value: $1,905,000.00
Shares Owned After: 136,221.47 | Ownership: D (Direct)
Footnotes:
[F1] Represents shares withheld by the Issuer for payment of the tax liability incurred upon the vesting of previously awarded restricted stock units as reported on Form 4 dated 6/5/23.
[Transaction #2]
Security: Common Stock
Date: 2026-06-01 | Code: F (Payment of exercise/tax)
Shares: -6,003 | Price: $250.00
Total Value: $1,500,750.00
Shares Owned After: 130,218.47 | Ownership: D (Direct)
Footnotes:
[F2] Represents shares withheld by the Issuer for payment of the tax liability incurred upon the vesting of previously awarded restricted stock units as reported on Form 4 dated 6/4/24.
[Transaction #3]
Security: Common Stock
Date: 2026-06-01 | Code: F (Payment of exercise/tax)
Shares: -4,092 | Price: $250.00
Total Value: $1,023,000.00
Shares Owned After: 126,126.47 | Ownership: D (Direct)
Footnotes:
[F3] Represents shares withheld by the Issuer for payment of the tax liability incurred upon the vesting of previously awarded restricted stock units as reported on Form 4 dated 6/3/25.
[Transaction #4]
Security: Common Stock
Date: 2026-06-01 | Code: A (Grant or award)
Shares: +12,028 | Price: $0.00
Shares Owned After: 138,154.47 | Ownership: D (Direct)
Footnotes:
[F4] The shares of common stock reported are issuable to the reporting person upon vesting of restricted stock units that represent the right to receive one share of common stock. The restricted stock units vest in three annual installments commencing on June 1, 2027, subject to acceleration upon the date of termination of the reporting person's employment with the company by reason of death, disability or retirement, or upon a change in control of the company. The company will issue the shares of common stock represented by the units to the reporting person or, if applicable, his or her estate, as soon as administratively practicable after the units become vested.
--- Derivative Transactions ---
[Transaction #1]
Security: Stock Option
Date: 2026-06-01 | Code: A (Grant or award)
Shares: +18,429 | Price: $0.00
Exercisable: N/A | Expires: 2036-05-31
Shares Owned After: 18,429 | Ownership: D (Direct)
Footnotes:
[F6] Employee Stock Option (right to buy)
--- Holdings ---
[Holding #1]
Security: Common Stock
Ownership: I (Indirect)
Footnotes:
[F5] As of May 27, 2026, the reporting person had a balance of $334,341.65 in the Nucor Stock Fund in the Nucor Profit Sharing Plan. The number of shares has been calculated by the plan administrator of such plan.
--- Footnotes (Complete Index) ---
F1: Represents shares withheld by the Issuer for payment of the tax liability incurred upon the vesting of previously awarded restricted stock units as reported on Form 4 dated 6/5/23.
F2: Represents shares withheld by the Issuer for payment of the tax liability incurred upon the vesting of previously awarded restricted stock units as reported on Form 4 dated 6/4/24.
F3: Represents shares withheld by the Issuer for payment of the tax liability incurred upon the vesting of previously awarded restricted stock units as reported on Form 4 dated 6/3/25.
F4: The shares of common stock reported are issuable to the reporting person upon vesting of restricted stock units that represent the right to receive one share of common stock. The restricted stock units vest in three annual installments commencing on June 1, 2027, subject to acceleration upon the date of termination of the reporting person's employment with the company by reason of death, disability or retirement, or upon a change in control of the company. The company will issue the shares of common stock represented by the units to the reporting person or, if applicable, his or her estate, as soon as administratively practicable after the units become vested.
F5: As of May 27, 2026, the reporting person had a balance of $334,341.65 in the Nucor Stock Fund in the Nucor Profit Sharing Plan. The number of shares has been calculated by the plan administrator of such plan.
F6: Employee Stock Option (right to buy)
--- Signature ---
/s/ /s/ Caitlin A. Kelly, attorney-in-fact for Mr. Topalian (2026-06-03)
