You invested in SIRIUS XM HOLDINGS INC. and it’s time to vote!

You have the right to vote on proposals being presented at the Annual Meeting. This is an important notice regarding the availability of proxy material for the shareholder meeting to be held on May 22, 2024.

Get informed before you vote

View the Notice & Proxy Statement/Annual Report online OR you can receive a free paper or email copy of the material(s) by requesting prior to May 08, 2024. If you would like to request a copy of the material(s) for this and/or future shareholder meetings, you may (1) visit www.ProxyVote.com, (2) call 1-800-579-1639 or (3) send an email to sendmaterial@proxyvote.com. If sending an email, please include your control number (indicated below) in the subject line. Unless requested, you will not otherwise receive a paper or email copy.


		For complete information and to vote, visit www.ProxyVote.com
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Vote Virtually at the Meeting*

May 22, 2024
8:30 AM EDT

The company will be hosting the meeting live via the Internet.


¨		Preliminary Proxy Statement

¨		Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

¨		Definitive Proxy Statement

x		Definitive Additional Materials

¨		Soliciting Material Pursuant to §240.14a-12


x	No fee required.

¨	Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.

	(1)	Title of each class of securities to which transaction applies:
	(2)	Aggregate number of securities to which transaction applies:
	(3)	Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):
	(4)	Proposed maximum aggregate value of transaction:
	(5)	Total fee paid:

¨	Fee paid previously with preliminary materials.

¨	Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.

	(1)	Amount Previously Paid:
	(2)	Form, Schedule or Registration Statement No.:
	(3)	Filing Party:
	(4)	Date Filed:

Voting Items				Board Recommends
1.	Election of Directors
	Nominees:
	01 David A. Blau	06 Evan D. Malone	11 Carl E. Vogel		For
	02 Eddy W. Hartenstein	07 James E. Meyer	12 Jennifer C. Witz
	03 Robin P. Hickenlooper	08 Jonelle Procope	13 David M. Zaslav
	04 James P. Holden	09 Michael Rapino
	05 Gregory B. Maffei	10 Kristina M. Salen
2.	Ratification of the appointment of KPMG LLP as our independent registered public accountants for 2024.				For
NOTE: Such other business as may properly come before the meeting or any adjournment thereof. You may attend the meeting via the Internet and vote during the meeting. Have the information that is printed in the box marked with the arrow on your proxy card or Notice of Internet Availability of Proxy Materials available and follow the instructions.

























Prefer to receive an email instead? While voting on www.ProxyVote.com, be sure to click “Sign up for E-delivery”.


	1221 AVENUE OF THE AMERICAS, 35th Floor NEW YORK, NY 10020			Your Vote Counts! SIRIUS XM HOLDINGS INC. 2024 Annual Meeting Vote by May 21, 2024 11:59 PM ET
	1221 AVENUE OF THE AMERICAS, 35th Floor NEW YORK, NY 10020


THIS IS NOT A VOTABLE BALLOT

This is an overview of the proposals being presented at the upcoming shareholder meeting. Please follow the instructions on the reverse side to vote these important matters.