Harmonic Inc. filed SEC Form 8-K: Submission of Matters to a Vote of Security Holders

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): June 4, 2026

HARMONIC INC.

(Exact name of Registrant as specified in its charter)

2590 Orchard Parkway

San Jose, CA 95131

(Address of principal executive offices, including zip code)

(408) 542-2500

(Registrant’s telephone number, including area code)

Not Applicable

(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:

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

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (17 CFR §230.405) or Rule 12b-2 of the Securities Exchange Act of 1934 (17 CFR §240.12b-2). 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 13(a) of the Exchange Act. ☐

The Company held its 2026 Annual Meeting of Stockholders (the “2026 Annual Meeting”) at 9:00 a.m. Pacific Time on Thursday, June 4, 2026. The Annual Meeting was a virtual meeting held over the Internet at www.virtualshareholdermeeting.com/HLIT2026. As of April 8, 2026, the record date for the 2026 Annual Meeting, there were 108,477,403 shares of common stock issued and outstanding. A quorum of 94,717,006 shares of common stock was present or represented at the 2026 Annual Meeting. All matters submitted to a vote of the Company’s stockholders at the 2026 Annual Meeting were approved. Those matters were as follows: