=== SEC Form 4 — Statement of Changes in Beneficial Ownership ===
Document Type: 4
Period of Report: 2026-08-25
10b5-1 Pre-arranged Plan: Yes
--- Issuer ---
Name: Lumentum Holdings Inc. (LITE)
CIK: 0001633978
--- Reporting Owner ---
Name: Kim Jae
CIK: 0001570465
Role: Officer (SVP, GENERAL COUNSEL)
--- Non-Derivative Transactions ---
[Transaction #1]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -205 | Price: $842.39
Total Value: $172,690.61
Shares Owned After: 49,599 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F2] These sales were executed in multiple trades at prices ranging from $842.06 to $843.02. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide full information regarding the number of shares sold at each separate price, within the ranges set forth in footnotes (2) through (17) to this Form 4, upon request, to the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer.
[Transaction #2]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -280 | Price: $843.68
Total Value: $236,230.99
Shares Owned After: 49,319 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F3] These sales were executed in multiple trades at prices ranging from $843.13 to $843.94.
[Transaction #3]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -360 | Price: $844.66
Total Value: $304,078.21
Shares Owned After: 48,959 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F4] These sales were executed in multiple trades at prices ranging from $844.20 to $845.00.
[Transaction #4]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -570 | Price: $845.96
Total Value: $482,196.63
Shares Owned After: 48,389 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F5] These sales were executed in multiple trades at prices ranging from $845.41 to $846.33.
[Transaction #5]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -456 | Price: $847.00
Total Value: $386,234.01
Shares Owned After: 47,933 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F6] These sales were executed in multiple trades at prices ranging from $846.475 to $847.44.
[Transaction #6]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -491 | Price: $847.94
Total Value: $416,339.08
Shares Owned After: 47,442 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F7] These sales were executed in multiple trades at prices ranging from $847.505 to $848.495.
[Transaction #7]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -600 | Price: $849.14
Total Value: $509,485.98
Shares Owned After: 46,842 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F8] These sales were executed in multiple trades at prices ranging from $848.51 to $849.495.
[Transaction #8]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -600 | Price: $850.44
Total Value: $510,262.68
Shares Owned After: 46,242 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F9] These sales were executed in multiple trades at prices ranging from $849.88 to $850.87.
[Transaction #9]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -970 | Price: $851.31
Total Value: $825,770.51
Shares Owned After: 45,272 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F10] These sales were executed in multiple trades at prices ranging from $850.915 to $851.61.
[Transaction #10]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -1,998 | Price: $852.33
Total Value: $1,702,952.34
Shares Owned After: 43,274 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F11] These sales were executed in multiple trades at prices ranging from $851.935 to $852.87.
[Transaction #11]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -851 | Price: $853.54
Total Value: $726,360.24
Shares Owned After: 42,423 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F12] These sales were executed in multiple trades at prices ranging from $853.035 to $854.00.
[Transaction #12]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -1,080 | Price: $854.84
Total Value: $923,230.22
Shares Owned After: 41,343 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F13] These sales were executed in multiple trades at prices ranging from $854.17 to $855.155.
[Transaction #13]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -273 | Price: $855.89
Total Value: $233,658.76
Shares Owned After: 41,070 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F14] These sales were executed in multiple trades at prices ranging from $855.17 to $856.15.
[Transaction #14]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -1,679 | Price: $856.70
Total Value: $1,438,395.94
Shares Owned After: 39,391 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F15] These sales were executed in multiple trades at prices ranging from $856.22 to $857.21.
[Transaction #15]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -815 | Price: $857.96
Total Value: $699,236.75
Shares Owned After: 38,576 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F16] These sales were executed in multiple trades at prices ranging from $857.365 to $858.255.
[Transaction #16]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -40 | Price: $858.64
Total Value: $34,345.60
Shares Owned After: 38,536 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[Transaction #17]
Security: Common Stock
Date: 2026-08-25 | Code: S (Open market sale)
Shares: -732 | Price: $860.04
Total Value: $629,546.86
Shares Owned After: 37,804 | Ownership: D (Direct)
Footnotes:
[F1] These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
[F17] These sales were executed in multiple trades at prices ranging from $859.99 to $860.69.
[Transaction #18]
Security: Common Stock
Date: 2026-08-25 | Code: A (Grant or award)
Shares: +1,635 | Price: $0.00
Shares Owned After: 39,439 | Ownership: D (Direct)
Footnotes:
[F18] These securities are restricted stock units ("RSUs"). Each RSU represents a contingent right to receive, following vesting, one share of the Issuer's Common Stock. 1/3 of the shares shall vest one year from the grant date, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter on the 15th of November, February, May and August, subject to the Reporting Person continuing to be an employee through each such date, or as provided under the Issuer's 2025 Equity Incentive Plan.
--- Footnotes (Complete Index) ---
F1: These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 6, 2026.
F10: These sales were executed in multiple trades at prices ranging from $850.915 to $851.61.
F11: These sales were executed in multiple trades at prices ranging from $851.935 to $852.87.
F12: These sales were executed in multiple trades at prices ranging from $853.035 to $854.00.
F13: These sales were executed in multiple trades at prices ranging from $854.17 to $855.155.
F14: These sales were executed in multiple trades at prices ranging from $855.17 to $856.15.
F15: These sales were executed in multiple trades at prices ranging from $856.22 to $857.21.
F16: These sales were executed in multiple trades at prices ranging from $857.365 to $858.255.
F17: These sales were executed in multiple trades at prices ranging from $859.99 to $860.69.
F18: These securities are restricted stock units ("RSUs"). Each RSU represents a contingent right to receive, following vesting, one share of the Issuer's Common Stock. 1/3 of the shares shall vest one year from the grant date, and the remaining shares shall vest in eight (8) equal quarterly installments thereafter on the 15th of November, February, May and August, subject to the Reporting Person continuing to be an employee through each such date, or as provided under the Issuer's 2025 Equity Incentive Plan.
F2: These sales were executed in multiple trades at prices ranging from $842.06 to $843.02. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide full information regarding the number of shares sold at each separate price, within the ranges set forth in footnotes (2) through (17) to this Form 4, upon request, to the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer.
F3: These sales were executed in multiple trades at prices ranging from $843.13 to $843.94.
F4: These sales were executed in multiple trades at prices ranging from $844.20 to $845.00.
F5: These sales were executed in multiple trades at prices ranging from $845.41 to $846.33.
F6: These sales were executed in multiple trades at prices ranging from $846.475 to $847.44.
F7: These sales were executed in multiple trades at prices ranging from $847.505 to $848.495.
F8: These sales were executed in multiple trades at prices ranging from $848.51 to $849.495.
F9: These sales were executed in multiple trades at prices ranging from $849.88 to $850.87.
--- Signature ---
/s/ /s/ Jae Kim (2026-08-27)
