[Form 4] Illumina Inc Insider Trading Activity

Rhea-AI Filing Summary

Illumina insider Steven Barnard, SVP and Chief Technology Officer, reported a sale of 287 shares of Common Stock on 09/05/2025 at a reported price of $98.93 per share, leaving him with 33,546 shares beneficially owned after the transaction. The Form 4 was signed by Robert Maynes on behalf of Mr. Barnard on 09/09/2025. The filing lists no derivative transactions.

Positive

• None.

Negative

• Officer sold 287 shares of Illumina common stock at $98.93, reducing immediate insider-owned shares.
• No Rule 10b5-1 plan or other plan is indicated in the filing for this transaction.

Insights

Financial Analyst

TL;DR: Insider sale of 287 shares at $98.93; holding remains 33,546 shares—routine disclosure with limited market impact.

The reported transaction is a small, open-market sale by a senior executive. The size (287 shares) and proceeds implied by the $98.93 price are modest relative to typical executive holdings, and no derivative activity or additional transactions are disclosed. This filing provides transparency on insider ownership but does not present new operational or financial information about the company.

Corporate Governance Expert

TL;DR: Form 4 records a routine disposition by an officer; disclosure complies with Section 16 reporting requirements.

From a governance perspective, the Form 4 is complete for the disclosed non-derivative sale: it identifies the reporting person, relationship to the issuer, transaction date, price, amount sold, and post-transaction beneficial ownership. There is no indication of a Rule 10b5-1 plan or any amendment; no governance concerns are evident from this single, small sale.

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^*

Barnard Steven

(Last) (First) (Middle)

5200 ILLUMINA WAY

(Street)

SAN DIEGO CA 92122

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
ILLUMINA, INC. [ ILMN ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	SVP, Chief Technology Officer

3. Date of Earliest Transaction (Month/Day/Year)
09/05/2025

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	09/05/2025		F		287	D	$98.93	33,546	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:

	By: Robert Maynes for Steven Barnard	09/09/2025
	** 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 Steven Barnard report on Form 4 for ILMN?

He reported a sale of 287 shares of Illumina common stock on 09/05/2025 at a price of $98.93, leaving 33,546 shares beneficially owned.

Does the Form 4 show any derivative transactions for Steven Barnard (ILMN)?

No. The filing shows only a non-derivative sale of common stock and explicitly lists no derivative securities.

When was the Form 4 signed and filed for this transaction?

The signature block shows the form was signed by Robert Maynes for Steven Barnard on 09/09/2025.

What is Steven Barnard's role at Illumina as listed on the Form 4?

He is listed as SVP, Chief Technology Officer and an officer of the issuer.

How many shares did Steven Barnard own after the reported sale?

He beneficially owned 33,546 shares following the reported transaction.