HARMONIC INC. — Director's Dealing 2025

Dec 15, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: HARMONIC INC. (HLIT)
CIK: 0000851310
Period of Report: 2025-12-11

Reporting Person: Jankovic Walter (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-12-11	Common Stock	M	1457	—	Acquired	108204	Direct
2025-12-11	Common Stock	F	732	$10.71	Disposed	107472	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-12-11	Restricted Stock Units	$0	M	1457	Disposed	2027-06-11	Common Stock (1457)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one share of HLIT common stock.