FWONA

SEC source: 0000950170-24-042741 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 33,478,652

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $26.9400 to $27.4200. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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.

F2 · ownership.nature: 29,570,212 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of April 8, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (26,809,749), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of April 8, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-042747 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 66,971,017

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $26.9100 to $27.4000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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.

F2 · ownership.nature: 53,131,591 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of April 8, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (46,731,955), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of April 8, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-042741 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 33,313,135

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $27.2500 to $28.0950. The Reporting Persons undertake to provide Liberty Media Corporation ("Liberty"), any security holder of Liberty, 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.

F2 · ownership.nature: 29,570,212 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of April 8, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (26,809,749), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of April 8, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-042747 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 66,736,288

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $27.2000 to $28.1000. The Reporting Persons undertake to provide Liberty Media Corporation ("Liberty"), any security holder of Liberty, 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.

F2 · ownership.nature: 53,131,591 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of April 8, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (46,731,955), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of April 8, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-038364 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 65,486,288

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.4900 to $29.5000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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 4.

F2 · ownership.nature: 50,707,966 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (44,308,330), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-038366 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 32,755,624

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.5000 to $29.5000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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 4.

F2 · ownership.nature: 28,447,507 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (25,687,044), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001225208-24-004626 · doc4.xml · derivative · entry 17

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 922,319 shares

Expires 2024-05-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · derivative · entry 16

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 23,081 shares

Expires 2024-05-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · derivative · entry 15

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty Live Common Stock · 230,708 shares

Expires 2024-05-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · derivative · entry 14

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty Live Common Stock · 7,348 shares

Expires 2024-03-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · derivative · entry 13

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty Live Common Stock · 5,773 shares

Expires 2024-05-11

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · derivative · entry 12

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty Formula One Common Stock · 171,609 shares

Expires 2024-03-30

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 9

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,472,858

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 8

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,358,099

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 7

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,335,018

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · balance_after: Includes the distribution to the reporting person's direct holdings of 208,900 shares of Series C Liberty SiriusXM common stock on January 10, 2024, by the Maven 2017-2 GRAT.

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 6

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,107,734

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 5

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,336,861

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 4

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,331,088

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 3

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,323,740

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 2

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,032,455

SEC source: 0001225208-24-004626 · doc4.xml · nonDerivative · entry 1

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,154,901

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0000950170-24-038364 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 65,482,880

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.9800 to $29.5000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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.

F2 · ownership.nature: 50,707,966 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (44,308,330), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-038366 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 32,755,466

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.0900 to $29.5000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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.

F2 · ownership.nature: 28,447,507 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (25,687,044), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-038364 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 65,265,216

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.8600 to $29.2000. The Reporting Persons undertake to provide Liberty Media Corporation ("Liberty"), any security holder of Liberty, 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.

F2 · ownership.nature: 50,707,966 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (44,308,330), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-038366 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 32,565,707

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.9300 to $29.2500. The Reporting Persons undertake to provide Liberty Media Corporation ("Liberty"), any security holder of Liberty, 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.

F2 · ownership.nature: 28,447,507 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (25,687,044), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 28, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-036127 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 30,234,193

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.6950 to $29.1700. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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 4.

F2 · ownership.nature: 25,926,076 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (23,165,613), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-036129 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 57,886,716

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.6950 to $29.1500. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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 4.

F2 · ownership.nature: 43,108,394 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (36,708,758), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-036127 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 30,086,698

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.6200 to $28.8000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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.

F2 · ownership.nature: 25,926,076 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (23,165,613), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-036129 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 57,687,052

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.6150 to $28.9500. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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.

F2 · ownership.nature: 43,108,394 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (36,708,758), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-036127 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 29,337,698

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.6100 to $29.0400. The Reporting Persons undertake to provide Liberty Media Corporation ("Liberty"), any security holder of Liberty, 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.

F2 · ownership.nature: 25,926,076 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (23,165,613), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-036129 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 56,944,193

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $28.6650 to $29.1200. The Reporting Persons undertake to provide Liberty Media Corporation ("Liberty"), any security holder of Liberty, 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.

F2 · ownership.nature: 43,108,394 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (36,708,758), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 25, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-030397 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 28,951,624

F5 · price: 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 $30.0000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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 4.

F2 · ownership.nature: 24,643,507 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (21,883,044), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-030389 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 56,610,277

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.7500 to $30.0000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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 4.

F2 · ownership.nature: 41,831,955 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (35,432,319), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001225208-24-004200 · doc4.xml · nonDerivative · entry 2

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,093,032

SEC source: 0001225208-24-004200 · doc4.xml · nonDerivative · entry 1

MAFFEI GREGORY B · CIK 0001099636 · Director · President, CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 983,292

SEC source: 0001225208-24-004201 · doc4.xml · derivative · entry 3

Wong Andrea L · CIK 0001490754 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty Live Common Stock · 87 shares

Expires 2024-12-12

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004201 · doc4.xml · nonDerivative · entry 2

Wong Andrea L · CIK 0001490754 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,274

SEC source: 0001225208-24-004201 · doc4.xml · nonDerivative · entry 1

Wong Andrea L · CIK 0001490754 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,361

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

SEC source: 0001225208-24-004198 · doc4.xml · nonDerivative · entry 3

Wilm Renee L · CIK 0001789667 · Chief Legal/Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,916

SEC source: 0001225208-24-004198 · doc4.xml · nonDerivative · entry 2

Wilm Renee L · CIK 0001789667 · Chief Legal/Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,639

SEC source: 0001225208-24-004198 · doc4.xml · nonDerivative · entry 1

Wilm Renee L · CIK 0001789667 · Chief Legal/Admin Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,975

SEC source: 0001225208-24-004199 · doc4.xml · nonDerivative · entry 3

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,106

SEC source: 0001225208-24-004199 · doc4.xml · nonDerivative · entry 2

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,703

SEC source: 0001225208-24-004199 · doc4.xml · nonDerivative · entry 1

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,113

SEC source: 0000950170-24-030397 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 25,773,955

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.7800 to $30.0000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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.

F2 · ownership.nature: 24,643,507 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (21,883,044), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-030389 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 51,888,595

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.6600 to $30.0000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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.

F2 · ownership.nature: 41,831,955 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (35,432,319), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-030397 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 25,753,346

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.4500 to $30.0000. The Reporting Persons undertake to provide Liberty Media Corporation ("Liberty"), any security holder of Liberty, 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.

F2 · ownership.nature: 24,643,507 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (21,883,044), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-030389 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 51,701,959

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.3200 to $29.9900. The Reporting Persons undertake to provide Liberty Media Corporation ("Liberty"), any security holder of Liberty, 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.

F2 · ownership.nature: 41,831,955 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (35,432,319), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 12, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-027488 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 25,231,542

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.2100 to $29.8000. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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 4.

F2 · ownership.nature: 20,923,425 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 6, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (18,162,962), National Fire & Marine Insurance Company (933,391), and National Indemnity Company (1,827,072). 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.

F3 · ownership.nature: 4,308,117 of the total reported shares of Series A Liberty SiriusXM Common Stock are owned as of March 6, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,359,919), BNSF Master Retirement Trust (936,000), and Precision Castparts Corp. Master Trust (1,012,198). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0000950170-24-027491 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 50,682,902

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $29.0375 to $29.6500. The Reporting Persons undertake to provide Liberty, any security holder of Liberty, 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 4.

F2 · ownership.nature: 35,904,580 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 6, 2024 by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): Government Employees Insurance Company (29,504,944), National Fire & Marine Insurance Company (650,480), and National Indemnity Company (5,749,156). 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.

F3 · ownership.nature: 14,778,322 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of March 6, 2024 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (10,244,748), BNSF Master Retirement Trust (3,014,156), Precision Castparts Corp. Master Trust (1,319,418), and Scott Fetzer Collective Investment Trust (200,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.