Lumentum (LITE) director sells 1,416 shares under Rule 10b5-1 plan

Rhea-AI Filing Summary

Lumentum Holdings director Isaac Hosojiro Harris reported an open-market sale of 1,416 shares of common stock on June 2, 2026 at a weighted average price of about $1,000.08 per share. The trade was made under a pre-arranged Rule 10b5-1 trading plan, and Harris now directly holds 6,984 shares.

Insider Trade Summary 10b5-1

Net Seller: 1,416 shares ($1,416,115)

Net Sell 1 txn

Insider Harris Isaac Hosojiro

Role null

Sold 1,416 shs ($1.42M)

Type	Security	Shares	Price	Value
Sale	Common Stock	1,416	$1,000.081	$1.42M

Holdings After Transaction: Common Stock — 6,984 shares (Direct, null)

Footnotes (1)

1. These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 27, 2026. These sales were executed in multiple trades at prices ranging from $1,000.00 to $1,000.09. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide full information regarding the number of shares and prices at which these sales were effected, upon request, to the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer.

Key Figures

Shares sold: 1,416 shares Weighted average sale price: $1,000.081 per share Trade price range: $1,000.00–$1,000.09 per share +2 more

5 metrics

Shares sold 1,416 shares Open-market sale of common stock on June 2, 2026

Weighted average sale price $1,000.081 per share Average price for 1,416 shares sold

Trade price range $1,000.00–$1,000.09 per share Multiple executions within stated range

Shares held after transaction 6,984 shares Direct ownership following June 2, 2026 sale

Trading plan adoption date February 27, 2026 Rule 10b5-1 plan used for this sale

Key Terms

Rule 10b5-1 trading plan, weighted average sale price, open-market sale, Form 4

4 terms

Rule 10b5-1 trading plan regulatory

"These shares were sold pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on February 27, 2026."

A Rule 10b5-1 trading plan is a pre-arranged schedule that allows company insiders to buy or sell stock at specific times, even if they have inside information. It helps prevent accusations of unfair trading by making these transactions look planned and transparent, rather than sneaky or illegal.

weighted average sale price financial

"The price reported above reflects the weighted average sale price."

open-market sale financial

"transaction_action: "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 regulatory

"INSIDER FILING DATA (Form 4):"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

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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^*

Harris Isaac Hosojiro

(Last) (First) (Middle)

C/O LUMENTUM HOLDINGS INC.

1001 RIDDER PARK DRIVE

(Street)

SAN JOSE CALIFORNIA 95131

(City) (State) (Zip)

UNITED STATES

(Country)

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
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
06/02/2026

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

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

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

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	06/02/2026		S(1)		1,416	D	$1,000.081(2)	6,984	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 27, 2026.

2. These sales were executed in multiple trades at prices ranging from $1,000.00 to $1,000.09. The price reported above reflects the weighted average sale price. The Reporting Person hereby undertakes to provide full information regarding the number of shares and prices at which these sales were effected, upon request, to the staff of the Securities and Exchange Commission, the Issuer or a security holder of the Issuer.

	/s/ Jae Kim as Attorney-in-Fact	06/04/2026
	** 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.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Lumentum (LITE) director Isaac Hosojiro Harris report?

Isaac Hosojiro Harris reported selling 1,416 shares of Lumentum common stock. The transaction was an open-market sale on June 2, 2026 at a weighted average price of about $1,000.08 per share, according to the Form 4 filing.

At what price did Isaac Hosojiro Harris sell Lumentum (LITE) shares?

The reported weighted average sale price was approximately $1,000.08 per share. Footnotes state trades occurred in multiple executions between $1,000.00 and $1,000.09, with the disclosed figure representing the combined weighted average price for the 1,416 shares sold.

How many Lumentum (LITE) shares does Isaac Hosojiro Harris hold after this sale?

After selling 1,416 shares, Isaac Hosojiro Harris directly holds 6,984 Lumentum common shares. This post-transaction balance is disclosed in the Form 4 and reflects his remaining direct ownership following the June 2, 2026 open-market sale.

Was the Lumentum (LITE) insider sale made under a Rule 10b5-1 plan?

Yes. The filing states the shares were sold under a Rule 10b5-1 trading plan adopted by Isaac Hosojiro Harris on February 27, 2026. Such plans pre-schedule trades, indicating the sale’s timing was arranged in advance rather than decided spontaneously.

What does the Form 4 reveal about the nature of the Lumentum (LITE) insider trade?

The Form 4 describes the transaction as an open-market sale of common stock. It notes multiple trades between $1,000.00 and $1,000.09 per share, with the reported price as the weighted average, and confirms Harris’s ownership remains direct after the sale.