BERKSHIRE HATHAWAY INC bought SIRI

Footnotes

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $21.3600 to $21.5000. The Reporting Persons undertake to provide Sirius XM Holdings, any security holder of Sirius XM Holdings, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the range set forth in footnote 4 to this Form 4.; 108,822,227 of the total reported securities are owned as of August 4, 2025 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (101,150,646), National Fire & Marine Insurance Company (1,326,491) and National Indemnity Company (6,345,090). As Berkshire is in the chain of ownership of each of these subsidiaries, it may be deemed presently to both beneficially own and have a pecuniary interest in all such shares presently owned by each of these subsidiaries. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, such shares presently owned by each such subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.; 15,984,890 of the total reported securities are owned as of August 4, 2025 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,556,408), BNSF Master Retirement Trust (3,308,255), Precision CastParts Corp Master Trust (1,952,727) and Scott Fetzer Collective Investment Trust (167,500). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.