CALIX, INC — Director's Dealing 2025

Sep 8, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CALIX, INC ((CALX))
CIK: 0001406666
Period of Report: 2025-09-04

Reporting Person: Weening Michael (Director, President & CEO)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2025-09-04	Common Stock	M	24000	$7.84	Acquired	40117	Direct
2025-09-04	Common Stock	S	24000	$60	Disposed	16117	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-09-04	Stock Option (right to buy)	$7.84	M	24000	Disposed	2029-11-27	Common Stock (24000)	Direct

Footnotes

F1: 100% of the shares subject to the option were fully vested and exercisable on November 27, 2023.