UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
____________________________________________
FORM SD
SPECIALIZED DISCLOSURE REPORT
_____________________________________________

Iridium Communications Inc.
(Exact name of registrant as specified in its charter)
_____________________________________________
Delaware001-3396326-1344998
(State or other jurisdiction of incorporation)(Commission File Number)(I.R.S. Employer Identification No.)

1676 International Drive
Suite 1100
McLean, VA 22102
(Address of principal executive offices)

Kathleen A. Morgan
703-287-7400
(Name and telephone number, including area code, of the person to contact in connection with this report)
_____________________________________________

Check the appropriate box below to indicate the rule pursuant to which this form is being filed, and provide the period to which the information in this form applies:
☒    Rule 13p-1 under the Securities Exchange Act (17 CFR 240.13p-1) for the reporting period from January 1 to December 31, 2025.
☐    Rule 13q-1 under the Securities Exchange Act (17 CFR 240.13q-1) for the fiscal year ended __________.






Section 1 — Conflict Minerals Disclosure

Item 1.01 Conflict Minerals Disclosure and Report

Conflict Minerals Disclosure

This Form SD of Iridium Communications Inc. (the “Company”) is filed pursuant to Rule 13p-1 under the Securities Exchange Act of 1934, as amended, for the reporting period January 1 to December 31, 2025.

A copy of the Company’s Conflict Minerals Report is attached hereto as Exhibit 1.01 and is publicly available at the Company’s website: https://www.iridium.com/company/corporate-social-responsibility#governance-policies.

Item 1.02 Exhibit

The Company is hereby filing its Conflict Minerals Report as Exhibit 1.01 to this Form.

Section 3 — Exhibits

Item 3.01 Exhibits

Exhibit 1.01 - Conflict Minerals Report of the Company for the period January 1 to December 31, 2025







SIGNATURE

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 duly authorized undersigned.

IRIDIUM COMMUNICATIONS INC.
Date:May 21, 2026By:/s/ Kathleen A. Morgan
Name:Kathleen A. Morgan
Title:Chief Legal Officer



ATTACHMENTS / EXHIBITS

ATTACHMENTS / EXHIBITS

EX-1.01