SCHEDULE 13G/A

SIRIUSXM HOLDINGS INC

Common Stock, par value $0.01 per share · CUSIP: 829933100

Event date: 2025-09-30

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• Warren E. Buffett

  Shares: 124,807,117 · Class: 37.1%

• Berkshire Hathaway Inc.

  Shares: 124,807,117 · Class: 37.1%

• National Indemnity Company

  Shares: 107,497,736 · Class: 31.9%

• National Fire & Marine Insurance Company

  Shares: 1,326,491 · Class: 0.4%

• GEICO Corporation

  Shares: 101,150,646 · Class: 30.0%

• Government Employees Insurance Company

  Shares: 101,150,646 · Class: 30.0%

• Berkshire Hathaway Consolidated Pension Plan Master Trust

  Shares: 10,556,408 · Class: 3.1%

• BNSF Master Retirement Trust

  Shares: 3,308,255 · Class: 1.0%

• Scott Fetzer Collective Investment Trust

  Shares: 167,500 · Class: 0.05%

• Precision Castparts Corp. Master Fund

  Shares: 1,952,727 · Class: 0.6%

• R. Ted Weschler

  Shares: 811,369 · Class: 0.24%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.