SIRI · Sirius Xm Holdings Inc. · Insider Trading

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.8500 to $30.5100. 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 5 to this Form 5.

109,746,508 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all such shares presently owned by such subsidiary. 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 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 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.

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.3400 to $29.5100. 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.

109,746,508 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all such shares presently owned by such subsidiary. 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 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 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.

The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.6550 to $29.0100. The Reporting Persons undertake to provide Sirius XM Holdings Inc. (formerly known as Liberty Sirius XM Holdings Inc., "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 1 to this Form 4.

109,746,508 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all such shares presently owned by such subsidiary. 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 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 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.

The reporting person transferred 8,193 shares of SIRI common stock to the Hartenstein Family Trust and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remans the beneficial owner of the securities held by the trust.

The reporting person transferred 8,193 shares of SIRI common stock to the Hartenstein Family Trust and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remans the beneficial owner of the securities held by the trust.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On August 26, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, August 10, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

Represents the weighted average sales price for the price increments ranging from $29.97 to $29.99. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

The reporting person transferred 6,688 shares of SIRI common stock to the Hartenstein Family Trust and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remans the beneficial owner of the securities held by the trust.

The reporting person transferred 6,688 shares of SIRI common stock to the Hartenstein Family Trust and the reporting person and members of his immediate family are the sole beneficiaries of the trust. The reporting person remans the beneficial owner of the securities held by the trust.

This transaction occurred pursuant to a 10b5-1 trading plan established on August 1, 2025.

Restricted Stock Units will vest on May 29, 2027.

Restricted Stock Units will vest on May 29, 2027.

Restricted Stock Units will vest on May 29, 2027.

Restricted Stock Units will vest on May 29, 2027.

Restricted Stock Units will vest on May 29, 2027.

Restricted Stock Units will vest on May 29, 2027.

Restricted Stock Units will vest on May 29, 2027.

Restricted Stock Units will vest on May 29, 2027.

Restricted Stock Units will vest on May 29, 2027.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

Represents the weighted average sales price for the price increments ranging from $29.67 to $29.96. The Reporting Person undertakes to provide, upon request by the Securities and Exchange Commission staff, the Issuer or a security holder of the Issuer, full information regarding the number of shares sold at each separate price.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

Represents the surrender of common stock to the Company to cover withholding taxes upon the vesting of restricted stock units and related dividends.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

On May 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, May 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.

Represents the surrender of common stock to the Company to cover withholding taxes upon the vesting of restricted stock units and related dividends.

On February 27, 2026, Sirius XM Holdings Inc. ("Sirius XM") paid a cash dividend of $0.27 per share on each share of its outstanding common stock. The dividend was payable to all holders of Sirius XM's common stock on the record date, February 11, 2026. Pursuant to the terms of the agreement governing the outstanding restricted stock units held by the filer, the filer received certain additional restricted stock units as a result of this cash dividend. These additional units are subject to the same conditions regarding vesting and settlement as the underlying restricted stock units to which they relate.