Graham Christopher A 4

What Happened

• Christopher A. Graham, Senior Vice President of Steel Dynamics (STLD), was awarded 16,479 shares under the company's long-term incentive program on March 13, 2026. The award shares were granted at $0.00 (transaction code A).
• To satisfy tax withholding, 7,232 of those shares were withheld by the issuer (transaction code F) at $182.19 per share, resulting in $1,317,598 withheld. Net shares retained by Graham from this award: 9,247 (approx. $1.68M market value at $182.19).

Key Details

• Transaction date: 2026-03-13 (filed same day, timely).
• Award: 16,479 shares granted (A) at $0.00.
• Withholding: 7,232 shares disposed (F) at $182.19, totaling $1,317,598 to cover tax liability.
• Shares owned after transaction: Not disclosed in this filing.
• Footnotes: Award granted under the Company’s 2023 Equity Incentive Plan and Long-Term Incentive Program (exempt under Rule 16b-3); withholding was performed by the issuer per the plan (also exempt under Rule 16b-3).

Context

• This is a routine equity award vesting plus employer share-withholding to cover taxes — common for restricted stock/RSU grants. The withholding (F) is not an open-market sale but an issuer-side retention to satisfy tax obligations.