[Form 4] Lumentum Holdings Inc. Insider Trading Activity

Rhea-AI Filing Summary

Wupen Yuen, President, Cloud & Networking at Lumentum Holdings Inc. (LITE), reported a sale of 241 shares of Lumentum common stock on 08/06/2025 at a reported price of $108.34 per share. Following the reported transaction the filing shows the reporting person beneficially owns 78,597 shares. The Form 4 states the shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on February 11, 2025. The filing is signed by an attorney-in-fact on 08/08/2025.

This disclosure reflects a single, routine sale executed under a pre-established trading plan; the Form 4 does not report any derivative transactions or other changes in ownership beyond the one sale shown.

Positive

• Sale executed under a Rule 10b5-1 trading plan, which increases transparency and provides an affirmative defense against insider trading allegations

Negative

• None.

Insights

Corporate Governance Expert

TL;DR Insider sold a small block of shares under a pre-established 10b5-1 plan, a routine governance disclosure.

The Form 4 shows a 241-share sale by an executive under a Rule 10b5-1 plan adopted on Feb 11, 2025. Sales executed under 10b5-1 plans are typically scheduled in advance to provide an affirmative defense against insider trading claims, which improves transparency. The remaining beneficial ownership of 78,597 shares is disclosed, and no derivative activity is reported. From a governance standpoint this filing is procedural and does not signal ad hoc insider trading or event-driven liquidations.

Securities Analyst

TL;DR Transaction is minor in size; impact on capitalization and float is immaterial.

The sale of 241 shares at $108.34 represents a de minimis reduction in the insider's stake relative to the reported post-transaction holding of 78,597 shares. No options, grants, or derivative exercises are disclosed on this Form 4. As filed, the transaction is unlikely to affect company valuation or share float materially. Market impact would be negligible absent further or larger insider dispositions.

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^*

Wupen Yuen

(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)
	PRESIDENT, CLOUD & NETWORKING

3. Date of Earliest Transaction (Month/Day/Year)
08/06/2025

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	08/06/2025		S(1)		241	D	$108.34	78,597	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. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 11, 2025.

	/s/ Jae Kim as Attorney-in-Fact	08/08/2025
	** 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What did the Form 4 filed for LITE disclose about insider activity?

The Form 4 reports that Wupen Yuen sold 241 shares of Lumentum (LITE) common stock on 08/06/2025 at $108.34 per share.

Was the insider sale for Lumentum (LITE) part of a trading plan?

Yes. The filing states the shares were sold pursuant to a Rule 10b5-1 trading plan adopted on February 11, 2025.

How many Lumentum shares does the reporting person own after the reported transaction?

The Form 4 shows the reporting person beneficially owns 78,597 shares following the reported sale.

Did the Form 4 report any options or derivative transactions for LITE?

No. Table II (derivative securities) contains no reported transactions; only the single common stock sale is disclosed.

Who signed the Form 4 for this Lumentum filing?

The filing is signed by Jae Kim as Attorney-in-Fact and dated 08/08/2025.