ilmn-20260402

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 8-K

Current Report

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported): April 2, 2026

Illumina, Inc.

(Exact name of registrant as specified in its charter)

001-35406

(Commission File Number)


Delaware						33-0804655
(State or other jurisdiction of incorporation)						(I.R.S. Employer Identification No.)

5200 Illumina Way, San Diego, CA 92122

(Address of principal executive offices) (Zip code)

(858) 202-4500

(Registrant’s telephone number, including area code)

N/A

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, $0.01 par value	ILMN	The NASDAQ Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13a of the Exchange Act. o

Item 5.02 Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

(b) On April 2, 2026, each of Drs. Frances Arnold, Robert S. Epstein and Gary S. Guthart notified the Board of Directors (the "Board") of Illumina, Inc. (the "Company") of her or his intention to retire as a director of the Company, effective as of May 21, 2026 (the date of the Company’s 2026 annual meeting of stockholders).

The retirements of Drs. Arnold, Epstein and Guthart are not the result of any dispute or disagreement with the Company or the Board on any matter relating to the operations, policies or practices of the Company.

Item 7.01 Regulation FD Disclosure.

On April 2, 2026, the Company issued a press release announcing the changes in Board membership described in Item 5.02(b) above and that the Board has nominated David King for election as a director at the Company’s 2026 annual meeting of stockholders. A copy of the press release is attached hereto as Exhibit 99.1 and is incorporated herein by reference.

In accordance with General Instruction B.2 of Form 8-K, the information in this Item 7.01, including Exhibit 99.1, shall not be deemed to be "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section, and shall not be incorporated by reference into any registration statement or other document filed under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

99.1 Illumina, Inc. Press Release, dated April 2, 2026

104 Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

ILLUMINA, INC.

Date:

April 2, 2026

By:

/s/ SCOTT DAVIES

Name:

Scott Davies

Title:

Chief Legal Officer

Exhibit Index


Exhibit Number						Description
99.1						Illumina, Inc. Press Release, dated April 2, 2026
104						Cover Page Interactive Data File (embedded within the Inline XBRL document)

Illumina Inc. filed SEC Form 8-K: Leadership Update, Regulation FD Disclosure, Financial Statements and Exhibits