Illumina (ILMN) director Keith Meister updates 3.5M indirect share position

Filing Impact

(Neutral)

Filing Sentiment

(Neutral)

Form Type

4/A

Rhea-AI Filing Summary

ILLUMINA, INC. director Keith A. Meister filed an amended Form 4 to update his indirect holdings in the company’s common stock. The filing reports that entities associated with him hold 3,500,048 shares of Illumina common stock indirectly.

According to the disclosure, these shares are held for the accounts of certain private investment funds collectively referred to as the Corvex Funds, for which Corvex Management LP acts as investment adviser. The balance was adjusted to reflect transactions previously reported in a separate Form 4 filed on May 14, 2026, and this amendment itself does not report new purchases or sales.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Meister Keith A.

Role null

Type	Security	Shares	Price	Value
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 3,500,048 shares (Indirect, See footnote)

Footnotes (1)

Balance adjusted to account for transactions disclosed in a Form 4 filed by Mr. Meister on May 14, 2026. These securities of Illumina, Inc. are held for the accounts of certain private investment funds (collectively, the "Corvex Funds") for which Corvex Management LP ("Corvex") acts as investment adviser, including Corvex Master Fund LP and Corvex Select Equity Master Fund LP. The general partner of Corvex is controlled by the Reporting Person.

Key Figures

Indirect common shares held: 3,500,048 shares

1 metrics

Indirect common shares held 3,500,048 shares Indirect holdings of Illumina common stock reported in Form 4/A

Key Terms

indirect, Form 4, investment adviser, private investment funds

4 terms

indirect financial

"total_shares_following_transaction": "3500048.0000", "direct_or_indirect": "I""

Form 4 regulatory

"transactions disclosed in a Form 4 filed by Mr. Meister on May 14, 2026."

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.

investment adviser financial

"for which Corvex Management LP ("Corvex") acts as investment adviser"

An investment adviser is a person or firm that professionally manages money and gives recommendations about buying, selling, or holding investments. Like a financial coach or guide, they have a legal duty to act in a client's best financial interest, so their advice, fees and potential conflicts can directly affect returns and risk — making their role important for investors who want informed, accountable help with portfolios.

private investment funds financial

"held for the accounts of certain private investment funds (collectively, the "Corvex Funds")"

Form 4 Insider Transactions: What Each Field Means →

05/29/2026 - 04:08 PM

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^*

Meister Keith A.

(Last)

(First)

(Middle)

5200 ILLUMINA WAY

(Street)

SAN DIEGO

CALIFORNIA

92122

(City)

(State)

(Zip)

UNITED STATES

(Country)

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

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)
05/21/2026

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)
05/22/2026

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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock								3,500,048⁽¹⁾	I	See footnote⁽²⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)

Explanation of Responses:

1. Balance adjusted to account for transactions disclosed in a Form 4 filed by Mr. Meister on May 14, 2026.

2. These securities of Illumina, Inc. are held for the accounts of certain private investment funds (collectively, the "Corvex Funds") for which Corvex Management LP ("Corvex") acts as investment adviser, including Corvex Master Fund LP and Corvex Select Equity Master Fund LP. The general partner of Corvex is controlled by the Reporting Person.

	Robert Maynes for Keith Meister	05/29/2026
	** 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)

Source: View Original Filing on SEC EDGAR

FAQ

What does Keith A. Meister’s amended Form 4 for ILLUMINA (ILMN) report?

The amended Form 4 updates Keith A. Meister’s reported indirect holdings in Illumina common stock. It shows entities associated with him hold 3,500,048 shares, adjusting the balance to reflect transactions disclosed in a separate Form 4 filed on May 14, 2026.

How many Illumina (ILMN) shares are reported as indirectly held in this Form 4/A?

The Form 4/A reports indirect ownership of 3,500,048 shares of Illumina common stock. These securities are held for the accounts of certain private investment funds collectively known as the Corvex Funds, for which Corvex Management LP serves as investment adviser.

Who actually holds the Illumina (ILMN) shares reported in Keith Meister’s Form 4/A?

The shares are held for the accounts of private investment funds collectively called the Corvex Funds. Corvex Management LP acts as investment adviser to these funds, and its general partner is controlled by Keith A. Meister, who is the reporting person and Illumina director.

Does this Illumina (ILMN) Form 4/A show new stock purchases or sales?

The Form 4/A does not report new purchases or sales. It describes a balance adjustment in indirect holdings, referencing transactions already disclosed in a separate Form 4 filed on May 14, 2026, and records the updated total of 3,500,048 indirectly held shares.

What role do the Corvex Funds play in this Illumina (ILMN) insider filing?

The Corvex Funds are the private investment funds for whose accounts the Illumina securities are held. Corvex Management LP advises these funds, and the Form 4/A clarifies that the reported 3,500,048 Illumina shares are held in these fund accounts rather than directly by Keith Meister.