Lumentum Holdings Inc. (LITE) · Insider Trading (Form 4) SEC Filing

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-06-02 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: Lumentum Holdings Inc. (LITE) CIK: 0001633978 --- Reporting Owner --- Name: Harris Isaac Hosojiro CIK: 0001866503 Role: Director --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-06-02 | Code: S (Open market sale) Shares: -1,416 | Price: $1,000.08 Total Value: $1,416,114.70 Shares Owned After: 6,984 | Ownership: D (Direct) Footnotes: [F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 27, 2026. [F2] These sales were executed in multiple trades at prices ranging from $1,000.00 to $1,000.09. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide full information regarding the number of shares and prices at which these sales were effected, upon request, to the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer. --- Footnotes (Complete Index) --- F1: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 27, 2026. F2: These sales were executed in multiple trades at prices ranging from $1,000.00 to $1,000.09. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide full information regarding the number of shares and prices at which these sales were effected, upon request, to the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer. --- Signature --- /s/ /s/ Jae Kim as Attorney-in-Fact (2026-06-04)