UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM SD
Specialized Disclosure Report
Calix, Inc.
(Exact name of registrant as specified in its charter)
| Delaware | 001-34674 | 68-0438710 | ||||||
| (State or other jurisdiction of incorporation) | (Commission File No.) | (I.R.S. Employer Identification No.) | ||||||
3155 Olsen Drive, Suite 450, San Jose, California 95117
(Address of Principal Executive Offices) (Zip Code)
Doug McNitt,
EVP, General Counsel
(408) 514-3000
(Name and telephone number, including area code, of the person to contact in connection with this report)
Check the appropriate box to indicate the rule to which this form is being filed and provide the period to which the information in this form applies:
x Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from January 1 to December 31, 2025.
Section 1 – Conflict Minerals Disclosure
Item 1.01 Conflict Minerals Disclosure and Report
Conflict Minerals Disclosure
A copy of Calix, Inc.’s Conflict Minerals Report is provided as Exhibit 1.01 to this Form SD and is publicly available at https://investor-relations.calix.com under Governance – Governance Documents.
Item 1.02 Exhibit
As required by Item 1.01 of this Form SD, a Conflict Minerals Report has been filed as Exhibit 1.01 to this Form SD.
Section 2 – Exhibits
Item 2.01 Exhibits
The following exhibit is filed as part of this Form SD:
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SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
| Date: May 29, 2026 | CALIX, INC. | |||||||||||||||||||||||||
| By: | /s/ Doug McNitt | |||||||||||||||||||||||||
| Doug McNitt | ||||||||||||||||||||||||||
| EVP, General Counsel | ||||||||||||||||||||||||||
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