Matthew J. Desch - Sep 1, 2025 Form 4 Insider Report for Iridium Communications Inc. (IRDM)

Role: CHIEF EXECUTIVE OFFICER, Director
Signature: /s/ Patrick McClain, Attorney-in-Fact
Stock symbol: IRDM
Transactions as of: Sep 1, 2025
Transactions value $: -$183,813
Form type: 4
Date filed: 9/2/2025, 05:00 PM
Previous filing: Jun 2, 2025
Next filing: Oct 8, 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
DESCH MATTHEW J	CHIEF EXECUTIVE OFFICER, Director	C/O IRIDIUM COMMUNICATIONS INC., 1750 TYSONS BOULEVARD, SUITE 1400, MCLEAN	/s/ Patrick McClain, Attorney-in-Fact	2025-09-02	0001178032

Transactions Table

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Ownership	Footnotes
transaction	IRDM	Common Stock	Tax liability	-$184K	-7.39K	-0.66%	$24.89	1.11M	Sep 1, 2025	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The transaction reported represents the withholding of shares by the issuer to satisfy the reporting person's tax withholding obligations in connection with the non-reportable vesting and settlement of restricted stock units.