CALIX, INC — Director's Dealing 2020

May 15, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CALIX, INC ((CALX))
CIK: 0001406666
Period of Report: 2020-05-14

Reporting Person: Weening Michael (EVP, Field Operations)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-05-14	Common Stock	A	2000	$6.5705	Acquired	12374	Direct

Footnotes

F1: The reporting person is voluntarily reporting the acquisition of shares of the issuer's common stock pursuant to the Calix, Inc. Amended and Restated Employee Stock Purchase Plan ("ESPP") for the ESPP purchase period of November 15, 2019 through May 14, 2020. This transaction is exempt under Rule 16b-3(c).

F2: In accordance with the ESPP, these shares were purchased based on 85% of the closing price of the issuer's common stock on November 15, 2019, the first trading day of the purchase period.