BOYD GAMING CORP — Director's Dealing 2025

Aug 15, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: BOYD GAMING CORP (BYD)
CIK: 0000906553
Period of Report: 2025-08-13

Reporting Person: JOHNSON MARIANNE BOYD (Director, Executive Chairman, 10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-08-13	Common Stock	S	100000	$84.17	Disposed	1504379	Indirect

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	39088	Direct
Common Stock	4800000	Indirect
Common Stock	25555	Indirect
Common Stock	90964	Indirect
Common Stock	2387949	Indirect
Common Stock	1100000	Indirect
Common Stock	4004000	Indirect

Footnotes

F1: This transaction was executed in multiple trades at prices ranging from $84.43 to $83.84 The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected

F2: By Marianne Boyd Johnson as Trustee of the Marianne Boyd Johnson Gaming Properties Trust.

F3: By WSB-BYD, LLC, of which the reporting person is the Manager.

F4: By Marianne Boyd Johnson as Trustee of the Justin Boyd Education Trust Dated 11/1/99.

F5: By the Johnson Children's Trust Dated 6/24/96, Bruno Mark, Trustee.

F6: By BG-00 Limited Partnership, of which the Marianne Boyd Gaming Properties Trust, of which the reporting person is the trustee, settlor and beneficiary, is the general partner thereof.

F7: By BG-SUB, LLC of which Marianne Boyd Johnson is the managing member thereof.

F8: By BYD-SST LLC, of which Marianne Boyd Johnson is the managing member thereof. .