RSU grant and tax share withholding at Lumentum (LITE)

Rhea-AI Filing Summary

Lumentum Holdings Inc. director and officer Harris Isaac Hosojiro reported routine equity compensation activity in Common Stock. He acquired 611 fully vested restricted stock units (RSUs), each representing one share of Common Stock, as a grant with no cash price per share. On the same date, 220 shares were disposed of through shares withheld by the company at a price of $700.91 per share to cover income tax withholding obligations related to the RSU vesting, leaving him with 12,400 shares held directly after these transactions.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Harris Isaac Hosojiro

Role SEE REMARKS

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	611	$0.00	--
Tax Withholding	Common Stock	220	$700.91	$154K

Holdings After Transaction: Common Stock — 12,620 shares (Direct)

Footnotes (1)

1. These securities are fully vested restricted stock units (RSUs). Each RSU represents a right to receive one share of Common Stock of the Issuer. Represents shares that have been withheld by the Issuer to satisfy income tax withholding and remittance obligations in connection with the vesting of RSUs.

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).

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^*

Harris Isaac Hosojiro

(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)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SEE REMARKS

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/27/2026		A(1)		611	A	$0	12,620	D
Common Stock	02/27/2026		F(2)		220	D	$700.91	12,400	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. These securities are fully vested restricted stock units (RSUs). Each RSU represents a right to receive one share of Common Stock of the Issuer.

2. Represents shares that have been withheld by the Issuer to satisfy income tax withholding and remittance obligations in connection with the vesting of RSUs.

Remarks:

Officer title: Interim Chief Procurement Officer

	/s/ Jae Kim as Attorney-in-Fact	03/03/2026
	** 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 insider transactions did Lumentum (LITE) director Harris Isaac Hosojiro report?

Harris Isaac Hosojiro reported a grant of 611 fully vested RSUs and a related tax-withholding disposition of 220 Common Stock shares. These transactions reflect routine equity compensation and associated tax withholding rather than open market buying or selling activity.

How many Lumentum (LITE) shares did Harris Isaac Hosojiro acquire through RSUs?

He acquired 611 fully vested restricted stock units (RSUs), each representing one share of Lumentum Common Stock. The grant had a reported price of $0.00 per share, indicating a compensation award rather than a purchase on the open market.

Why were 220 Lumentum (LITE) shares disposed of in this Form 4 filing?

The 220 shares were withheld by Lumentum to satisfy income tax withholding and remittance obligations tied to the vesting of RSUs. This tax-withholding disposition is coded as an "F" transaction and does not represent an open market sale transaction by the insider.

What was the reported price used for Lumentum (LITE) tax-withholding shares?

The 220 shares used for tax withholding were reported at a price of $700.91 per share. This value is used to calculate the tax liability related to the RSU vesting and does not indicate a typical open market trading price or voluntary sale.

How many Lumentum (LITE) shares does Harris Isaac Hosojiro hold after these transactions?

After the RSU grant and the tax-withholding disposition, Harris Isaac Hosojiro directly holds 12,400 shares of Lumentum Common Stock. This total reflects his updated direct ownership following both the acquisition of RSUs and the shares withheld for tax obligations.

Are the RSUs in this Lumentum (LITE) Form 4 fully vested?

Yes, the filing notes that the reported restricted stock units are fully vested RSUs. Each RSU corresponds to one share of Lumentum Common Stock, meaning the insider has an immediate right to receive those shares upon settlement of the units.