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: 2026-05-15 10b5-1 Pre-arranged Plan: Yes --- Issuer --- Name: Lumentum Holdings Inc. (LITE) CIK: 0001633978 --- Reporting Owner --- Name: Wupen Yuen CIK: 0001489550 Role: Officer (PRESIDENT, GLOBAL BUS. UNITS) --- Non-Derivative Transactions --- [Transaction #1] Security: Common Stock Date: 2026-05-15 | Code: F (Payment of exercise/tax) Shares: -3,741 | Price: $970.70 Total Value: $3,631,388.70 Shares Owned After: 84,698 | Ownership: D (Direct) Footnotes: [F1] Represents shares that have been withheld by the Issuer to satisfy income tax withholding and remittance obligations in connection with the vesting of restricted stock units. [Transaction #2] Security: Common Stock Date: 2026-05-18 | Code: S (Open market sale) Shares: -3,210 | Price: $953.95 Total Value: $3,062,179.50 Shares Owned After: 81,488 | Ownership: D (Direct) Footnotes: [F2] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 5, 2025. --- Footnotes (Complete Index) --- F1: Represents shares that have been withheld by the Issuer to satisfy income tax withholding and remittance obligations in connection with the vesting of restricted stock units. F2: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on November 5, 2025. --- Signature --- /s/ /s/ Jae Kim as Attorney-in-Fact (2026-05-19)