Lumentum (LITE)

=== SEC Form 4 — Statement of Changes in Beneficial Ownership === Document Type: 4 Period of Report: 2026-08-19 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: 2026-08-19 | Code: F (Payment of exercise/tax) Shares: -3,860 | Price: $827.60 Total Value: $3,194,536.00 Shares Owned After: 101,934 | 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: 2026-08-20 | Code: S (Open market sale) Shares: -1,500 | Price: $827.82 Total Value: $1,241,730.00 Shares Owned After: 100,434 | Ownership: D (Direct) Footnotes: [F2] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 19, 2026. [Transaction #3] Security: Common Stock Date: 2026-08-21 | Code: F (Payment of exercise/tax) Shares: -6,705 | Price: $866.71 Total Value: $5,811,290.55 Shares Owned After: 93,729 | 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 #4] Security: Common Stock Date: 2026-08-21 | Code: S (Open market sale) Shares: -500 | Price: $898.15 Total Value: $449,075.00 Shares Owned After: 93,229 | Ownership: D (Direct) Footnotes: [F2] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on May 19, 2026. --- 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 May 19, 2026. --- Signature --- /s/ /s/ Jae Kim as Attorney-in-Fact (2026-08-21)