[Form 4] Lumentum Holdings Inc. Insider Trading Activity

Rhea-AI Filing Summary

Lumentum Holdings Inc. (LITE) reported insider transactions by its SVP and General Counsel, Jae Kim. On 11/15/2025, 1,413 shares of common stock were disposed of at $232.15 per share, representing shares withheld by the company to cover income tax obligations tied to restricted stock unit vesting.

On 11/17/2025, Kim sold 1,367 shares at $234.14 per share, and on 11/18/2025, sold a further 170 shares at $246 per share. These sales were made under a Rule 10b5-1 trading plan adopted on February 11, 2025, which is designed to pre-schedule trades.

Following these transactions, Kim beneficially owned 38,400 shares of Lumentum common stock. This total includes 170 shares acquired through the company’s Employee Stock Purchase Plan on November 14, 2025.

Insider Trade Summary

Net Seller: 1,537 shares ($361,889)

Net Sell 3 txns

Insider Kim Jae

Role SVP, GENERAL COUNSEL

Sold 1,537 shs ($362K)

Type	Security	Shares	Price	Value
Sale	Common Stock	170	$246.00	$42K
Sale	Common Stock	1,367	$234.14	$320K
Tax Withholding	Common Stock	1,413	$232.15	$328K

Holdings After Transaction: Common Stock — 38,400 shares (Direct)

Footnotes (1)

1. 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. Includes 170 shares acquired pursuant to the Issuer's Employee Stock Purchase Plan on November 14, 2025. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 11, 2025.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Kim Jae

(Last) (First) (Middle)

C/O LUMENTUM HOLDINGS INC.

1001 RIDDER PARK DRIVE

(Street)

SAN JOSE CA 95131

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Lumentum Holdings Inc. [ LITE ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, GENERAL COUNSEL

3. Date of Earliest Transaction (Month/Day/Year)
11/15/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	11/15/2025		F(1)		1,413	D	$232.15	39,937(2)	D
Common Stock	11/17/2025		S(3)		1,367	D	$234.14	38,570	D
Common Stock	11/18/2025		S(3)		170	D	$246	38,400	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. 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.

2. Includes 170 shares acquired pursuant to the Issuer's Employee Stock Purchase Plan on November 14, 2025.

3. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 11, 2025.

	/s/ Jae Kim	11/18/2025
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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