Eastman Chemical (EMN) 4: HORNBAKER RENEE J bought 480 shares at $0.00 on 2026-10-07 (Oct 9, 2026)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-10-07 10b5-1 Pre-arranged Plan: No --- Issuer --- Name: EASTMAN CHEMICAL CO (EMN) CIK: 0000915389 --- Reporting Owner --- Name: HORNBAKER RENEE J CIK: 0001208752 Role: Director --- Derivative Transactions --- [Transaction #1] Security: Phantom Stock Units Date: 2026-10-07 | Code: A (Grant or award) Shares: +480 | Price: $0.00 Exercise Price: $0.00 Shares Owned After: 53,088 | Ownership: D (Direct) Footnotes: [F1] Phantom Stock Units credited under the Directors' Deferred Compensation Plan, each having a value equal to the market value of one share of issuer common stock and payable only in cash after termination of service as a director. [F2] Automatic deferral of a portion of director's annual retainer fees that would otherwise have been paid in cash. [F2] Automatic deferral of a portion of director's annual retainer fees that would otherwise have been paid in cash. [F1] Phantom Stock Units credited under the Directors' Deferred Compensation Plan, each having a value equal to the market value of one share of issuer common stock and payable only in cash after termination of service as a director. [F1] Phantom Stock Units credited under the Directors' Deferred Compensation Plan, each having a value equal to the market value of one share of issuer common stock and payable only in cash after termination of service as a director. [F2] Automatic deferral of a portion of director's annual retainer fees that would otherwise have been paid in cash. [F3] Includes units credited since April 8, 2026, as reinvestment of dividend equivalents for phantom shares deferred under the Directors' Deferred Compensation Plan ("DDCP"), including credits for accrued dividend equivalents that were made to the directors DDCP account on October 7, 2026. --- Footnotes (Complete Index) --- F1: Phantom Stock Units credited under the Directors' Deferred Compensation Plan, each having a value equal to the market value of one share of issuer common stock and payable only in cash after termination of service as a director. F2: Automatic deferral of a portion of director's annual retainer fees that would otherwise have been paid in cash. F3: Includes units credited since April 8, 2026, as reinvestment of dividend equivalents for phantom shares deferred under the Directors' Deferred Compensation Plan ("DDCP"), including credits for accrued dividend equivalents that were made to the directors DDCP account on October 7, 2026. --- Signature --- /s/ /s/ Mark D. Austin, by Power of Attorney for Renee J. Hornbaker (2026-10-09)