FWONA

SEC source: 0001209191-20-033070 · doc4.xml · derivative · entry 12

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 6,617,991

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F12 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.exercise_price: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F19 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $11.44 to $11.70. 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 rights purchased at each separate price within the range set forth in footnote 19 to this Form 4.

F14 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F14 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F12 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.underlying: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F12 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.underlying_shares: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F16 · ownership.nature: These Series C Liberty SiriusXM Rights were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock, Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Liberty SiriusXM Rights (and the underlying Series C Shares) owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Liberty SiriusXM Rights (and the underlying Series C Shares)

F17 · ownership.nature: Continued from footnote 16: that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-033070 · doc4.xml · derivative · entry 11

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 6,570,991

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F12 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.exercise_price: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F18 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $10.43 to $11.42. 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 rights purchased at each separate price within the range set forth in footnote 18 to this Form 4.

F14 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F14 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F12 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.underlying: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F12 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.underlying_shares: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F16 · ownership.nature: These Series C Liberty SiriusXM Rights were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock, Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Liberty SiriusXM Rights (and the underlying Series C Shares) owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Liberty SiriusXM Rights (and the underlying Series C Shares)

F17 · ownership.nature: Continued from footnote 16: that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-033070 · doc4.xml · nonDerivative · entry 4

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 34,524,672

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $36.61 to $37.05. 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: These shares were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock ("Series C Shares"), Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The reporting person disclaims beneficial ownership of Series C Shares owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Shares that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-033070 · doc4.xml · nonDerivative · entry 3

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 34,474,831

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $35.61 to $36.60. 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: These shares were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock ("Series C Shares"), Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The reporting person disclaims beneficial ownership of Series C Shares owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Shares that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001225208-20-008383 · doc4.xml · derivative · entry 2

Gilchrist Malcolm Ian Grant · CIK 0001469449 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 46 shares

Expires not disclosed

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 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F3 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008383 · doc4.xml · nonDerivative · entry 1

Gilchrist Malcolm Ian Grant · CIK 0001469449 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 46

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: 0001225208-20-008382 · doc4.xml · derivative · entry 2

RAPLEY DAVID E · CIK 0001195192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 82 shares

Expires not disclosed

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 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · shares: These holdings were increased by 1 subscription right from the Form 4 filed by the reporting person on May 27, 2020 as a result of rounding.

F3 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F4 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008382 · doc4.xml · nonDerivative · entry 1

RAPLEY DAVID E · CIK 0001195192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,449

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: 0001225208-20-008384 · doc4.xml · derivative · entry 2

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 5,878 shares

Expires not disclosed

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 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F3 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008384 · doc4.xml · nonDerivative · entry 1

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 40,288

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: 0001209191-20-033068 · doc4.xml · derivative · entry 9

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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 6,617,991

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F9 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.exercise_price: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F16 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $11.44 to $11.70. 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 rights purchased at each separate price within the range set forth in footnote 16 to this Form 4.

F11 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F11 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F9 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.underlying: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F9 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.underlying_shares: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F13 · ownership.nature: 3,720,748 of the total reported Series C Liberty SiriusXM Rights are owned as of May 29, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (1,922,990), GEICO Advantage Insurance Company (83,806), GEICO Indemnity Company (542,750), National Fire & Marine Insurance Company (135,409), and National Indemnity Company (1,035,793). 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 rights 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 rights presently owned by each such subsidiary. Mr. Buffett disclaims beneficial ownership of the reported rights except to the extent of his pecuniary interest therein.

F14 · ownership.nature: 3,455,207 of the total reported Series C Liberty SiriusXM Rights are owned as of May 29, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,817,180), BNSF Master Retirement Trust (325,000), and Precision Castparts Corp. Master Trust (313,027). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such rights.

SEC source: 0001209191-20-033068 · doc4.xml · derivative · entry 8

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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 6,570,991

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F9 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.exercise_price: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F15 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $10.43 to $11.42. 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 rights purchased at each separate price within the range set forth in footnote 15 to this Form 4.

F11 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F11 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F9 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.underlying: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F9 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.underlying_shares: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F13 · ownership.nature: 3,720,748 of the total reported Series C Liberty SiriusXM Rights are owned as of May 29, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (1,922,990), GEICO Advantage Insurance Company (83,806), GEICO Indemnity Company (542,750), National Fire & Marine Insurance Company (135,409), and National Indemnity Company (1,035,793). 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 rights 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 rights presently owned by each such subsidiary. Mr. Buffett disclaims beneficial ownership of the reported rights except to the extent of his pecuniary interest therein.

F14 · ownership.nature: 3,455,207 of the total reported Series C Liberty SiriusXM Rights are owned as of May 29, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,817,180), BNSF Master Retirement Trust (325,000), and Precision Castparts Corp. Master Trust (313,027). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such rights.

SEC source: 0001209191-20-033068 · doc4.xml · nonDerivative · entry 4

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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 34,524,672

F6 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $36.61 to $37.05. 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 6 to this Form 4.

F2 · ownership.nature: 24,082,818 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 29, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (14,920,260), GEICO Advantage Insurance Company (630,000), GEICO Indemnity Company (3,809,650), National Fire & Marine Insurance Company (508,654), and National Indemnity Company (4,214,254). 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: 11,159,297 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 29, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (6,314,225), BNSF Master Retirement Trust (2,673,750), Precision Castparts Corp. Master Trust (1,871,322), Acme Brick Pension Trust (100,000), 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: 0001209191-20-033068 · doc4.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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 34,474,831

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $35.61 to $36.60. 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: 24,082,818 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 29, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (14,920,260), GEICO Advantage Insurance Company (630,000), GEICO Indemnity Company (3,809,650), National Fire & Marine Insurance Company (508,654), and National Indemnity Company (4,214,254). 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: 11,159,297 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 29, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (6,314,225), BNSF Master Retirement Trust (2,673,750), Precision Castparts Corp. Master Trust (1,871,322), Acme Brick Pension Trust (100,000), 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: 0001209191-20-033070 · doc4.xml · derivative · entry 10

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 5,784,226

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F12 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.exercise_price: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F15 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $10.59 to $11.13. 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 rights purchased at each separate price within the range set forth in footnote 11 to this Form 4.

F14 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F14 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F12 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.underlying: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F12 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F13 · derivative.underlying_shares: Continued from footnote 12: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F16 · ownership.nature: These Series C Liberty SiriusXM Rights were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock, Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Liberty SiriusXM Rights (and the underlying Series C Shares) owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Liberty SiriusXM Rights (and the underlying Series C Shares)

F17 · ownership.nature: Continued from footnote 16: that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-033070 · doc4.xml · nonDerivative · entry 2

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 33,542,546

F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $36.30 to $36.65. 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 3 to this Form 4.

F2 · ownership.nature: These shares were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock ("Series C Shares"), Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The reporting person disclaims beneficial ownership of Series C Shares owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Shares that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-033070 · doc4.xml · nonDerivative · entry 1

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 33,413,438

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $35.30 to $36.29. 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 1 to this Form 4.

F2 · ownership.nature: These shares were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock ("Series C Shares"), Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"). The reporting person disclaims beneficial ownership of Series C Shares owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Shares that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001225208-20-008346 · doc4.xml · derivative · entry 6

MALONE JOHN C · CIK 0000937797 · Director · Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · John C. Malone June 2003 Charitable Remainder Unitrust

Disclosed balance after: 250,974

Underlying: Series C Liberty SiriusXM Common Stock · 46,068 shares

Expires not disclosed

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.

F5 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F6 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F7 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

F8 · balance_after: Includes 200,000 rights to acquire shares of the Issuer's Series C Liberty SiriusXM common stock received by the reporting person in a pro rata distribution on May 15, 2020. Such rights were transfered to a charitable remainder trust of which the reporting person is sole trustee and, together with his spouse, retains a unitrust interest in the trust.

SEC source: 0001225208-20-008346 · doc4.xml · derivative · entry 5

MALONE JOHN C · CIK 0000937797 · Director · Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 78,016

Underlying: Series C Liberty SiriusXM Common Stock · 21,650 shares

Expires not disclosed

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.

F5 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F6 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F7 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

F2 · ownership.nature: The reporting person disclaims beneficial ownership of these shares owned by his spouse.

SEC source: 0001225208-20-008346 · doc4.xml · nonDerivative · entry 2

MALONE JOHN C · CIK 0000937797 · Director · Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · John C. Malone June 2003 Charitable Remainder Unitrust

Disclosed balance after: 588,916

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 following distributions by the John C. Malone June 2003 Charitable Remainder Unitrust: (a) 55,836 Series C Liberty SiriusXM shares on June 27, 2019, in equal amounts of 27,918 Series C Liberty SiriusXM shares to each of the reporting person and the reporting person's spouse, (b) 50,060 Series C Liberty SiriusXM shares on September 30, 2019, in equal amounts of 25,030 Series C Liberty SiriusXM shares to each of the reporting person and the reporting person's spouse, and (c) 22,850 Series C Liberty SiriusXM shares on December 30, 2019, in equal amounts of 11,425 Series C Liberty SiriusXM shares to each of the reporting person and the reporting person's spouse.

SEC source: 0001225208-20-008346 · doc4.xml · nonDerivative · entry 1

MALONE JOHN C · CIK 0000937797 · Director · Chairman of the Board · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Spouse

Disclosed balance after: 750,707

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 following distributions by the John C. Malone June 2003 Charitable Remainder Unitrust: (a) 55,836 Series C Liberty SiriusXM shares on June 27, 2019, in equal amounts of 27,918 Series C Liberty SiriusXM shares to each of the reporting person and the reporting person's spouse, (b) 50,060 Series C Liberty SiriusXM shares on September 30, 2019, in equal amounts of 25,030 Series C Liberty SiriusXM shares to each of the reporting person and the reporting person's spouse, and (c) 22,850 Series C Liberty SiriusXM shares on December 30, 2019, in equal amounts of 11,425 Series C Liberty SiriusXM shares to each of the reporting person and the reporting person's spouse.

F2 · ownership.nature: The reporting person disclaims beneficial ownership of these shares owned by his spouse.

SEC source: 0001209191-20-033068 · doc4.xml · derivative · entry 7

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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 5,784,226

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F9 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.exercise_price: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F12 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $10.59 to $11.13. 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 rights purchased at each separate price within the range set forth in footnote 12 to this Form 4.

F11 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F11 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F9 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.underlying: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F9 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F10 · derivative.underlying_shares: Continued from footnote 9: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F13 · ownership.nature: 3,720,748 of the total reported Series C Liberty SiriusXM Rights are owned as of May 29, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (1,922,990), GEICO Advantage Insurance Company (83,806), GEICO Indemnity Company (542,750), National Fire & Marine Insurance Company (135,409), and National Indemnity Company (1,035,793). 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 rights 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 rights presently owned by each such subsidiary. Mr. Buffett disclaims beneficial ownership of the reported rights except to the extent of his pecuniary interest therein.

F14 · ownership.nature: 3,455,207 of the total reported Series C Liberty SiriusXM Rights are owned as of May 29, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (2,817,180), BNSF Master Retirement Trust (325,000), and Precision Castparts Corp. Master Trust (313,027). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such rights.

SEC source: 0001209191-20-033068 · doc4.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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 33,542,546

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $36.30 to $36.65. 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: 24,082,818 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 29, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (14,920,260), GEICO Advantage Insurance Company (630,000), GEICO Indemnity Company (3,809,650), National Fire & Marine Insurance Company (508,654), and National Indemnity Company (4,214,254). 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: 11,159,297 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 29, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (6,314,225), BNSF Master Retirement Trust (2,673,750), Precision Castparts Corp. Master Trust (1,871,322), Acme Brick Pension Trust (100,000), 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: 0001209191-20-033068 · doc4.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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 33,413,438

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $35.30 to $36.29. 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 1 to this Form 4.

F2 · ownership.nature: 24,082,818 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 29, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (14,920,260), GEICO Advantage Insurance Company (630,000), GEICO Indemnity Company (3,809,650), National Fire & Marine Insurance Company (508,654), and National Indemnity Company (4,214,254). 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: 11,159,297 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 29, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (6,314,225), BNSF Master Retirement Trust (2,673,750), Precision Castparts Corp. Master Trust (1,871,322), Acme Brick Pension Trust (100,000), 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: 0001209191-20-032186 · doc4.xml · derivative · entry 17

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 5,469,226

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F13 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.exercise_price: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F22 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $7.64 to $8.41. 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 rights purchased at each separate price within the range set forth in footnote 22 to this Form 4.

F16 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F16 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F13 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.underlying: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F13 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.underlying_shares: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F17 · ownership.nature: These Series C Liberty SiriusXM Rights were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series A and Series C Liberty SiriusXM Common Stock, Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Liberty SiriusXM Rights (and the underlying Series C Shares) owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Liberty SiriusXM Rights (and the underlying Series C Shares)

F18 · ownership.nature: Continued from footnote 17: that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-032186 · doc4.xml · nonDerivative · entry 9

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 32,867,935

F11 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $33.07 to $33.80. 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 11 to this Form 4.

F7 · ownership.nature: These shares were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock ("Series C Shares"), Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Shares owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Shares that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001225208-20-008268 · doc4.xml · derivative · entry 2

MALONE EVAN DANIEL · CIK 0001442645 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 3,314 shares

Expires not disclosed

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.

F2 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F3 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F4 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008268 · doc4.xml · nonDerivative · entry 1

MALONE EVAN DANIEL · CIK 0001442645 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 27,782

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: These holdings were decreased by 7 shares as a result of a corresponding increase to the number of shares reported as withheld for payment of the option exercise price in the Form 4 filed by the reporting person on November 15, 2018.

SEC source: 0001225208-20-008327 · doc4.xml · derivative · entry 3

ROSENTHALER ALBERT E · CIK 0001195195 · Chief Corp. Dev. Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 19,808 shares

Expires not disclosed

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.

F2 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F3 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F4 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008327 · doc4.xml · nonDerivative · entry 1

ROSENTHALER ALBERT E · CIK 0001195195 · Chief Corp. Dev. Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 164,122

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: 0001209191-20-032183 · doc4.xml · derivative · entry 11

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: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 5,469,226

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F10 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.exercise_price: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F19 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $7.64 to $8.41. 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 rights purchased at each separate price within the range set forth in footnote 19 to this Form 4.

F13 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F13 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F10 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.underlying: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F10 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.underlying_shares: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F14 · ownership.nature: 3,238,635 of the total reported Series C Liberty SiriusXM Rights are owned as of May 26, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (1,922,990), GEICO Advantage Insurance Company (83,806), GEICO Indemnity Company (542,750), National Fire & Marine Insurance Company (135,409), and National Indemnity Company (553,680). 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 rights 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 rights presently owned by each such subsidiary. Mr. Buffett disclaims beneficial ownership of the reported rights except to the extent of his pecuniary interest therein.

F15 · ownership.nature: 2,230,591 of the total reported Series C Liberty SiriusXM Rights are owned as of May 26, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (1,668,415), BNSF Master Retirement Trust (249,149), and Precision Castparts Corp. Master Trust (313,027). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such rights.

SEC source: 0001209191-20-032183 · doc4.xml · nonDerivative · entry 6

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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 32,867,935

F9 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $33.07 to $33.80. 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 9 to this Form 4.

F4 · ownership.nature: 23,937,958 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 26, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (14,920,260), GEICO Advantage Insurance Company (630,000), GEICO Indemnity Company (3,809,650), National Fire & Marine Insurance Company (508,654), and National Indemnity Company (4,069,394). 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.

F5 · ownership.nature: 8,929,977 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 26, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (4,657,488), BNSF Master Retirement Trust (2,326,000), Precision Castparts Corp. Master Trust (1,646,489), Acme Brick Pension Trust (100,000) and Scott Fetzer Collective Investment Trust (200,000). Shares previously reported as being owned by GEICO Corporation Pension Plan Trust (975,000), General Re Corp. Employee Retirement Trust (584,206), Johns Manville Corporation Master Pension Trust (750,000), and Lubrizol Corp Master Trust Pension (150,000) were transferred to Berkshire Hathaway Consolidated Pension Plan in connection with the merger of the Merged Entities with and into Berkshire Hathaway Consolidated Pension Plan. Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-20-032186 · doc4.xml · derivative · entry 16

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 5,008,572

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F13 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.exercise_price: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F21 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $6.57 to $7.30. 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 rights purchased at each separate price within the range set forth in footnote 21 to this Form 4.

F16 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F16 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F13 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.underlying: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F13 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.underlying_shares: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F17 · ownership.nature: These Series C Liberty SiriusXM Rights were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series A and Series C Liberty SiriusXM Common Stock, Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Liberty SiriusXM Rights (and the underlying Series C Shares) owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Liberty SiriusXM Rights (and the underlying Series C Shares)

F18 · ownership.nature: Continued from footnote 17: that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-032186 · doc4.xml · nonDerivative · entry 8

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 32,072,581

F10 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $31.84 to $32.65. 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 10 to this Form 4.

F7 · ownership.nature: These shares were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock ("Series C Shares"), Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Shares owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Shares that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001225208-20-008266 · doc4.xml · derivative · entry 3

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Hilltop Investments III, LLC

Disclosed balance after: 50,000

Underlying: Series C Liberty SiriusXM Common Stock · 18,646 shares

Expires not disclosed

F1 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F3 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008266 · doc4.xml · derivative · entry 2

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Hilltop Investments, LLC

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 2 shares

Expires not disclosed

F1 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F3 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008266 · doc4.xml · derivative · entry 1

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 2 shares

Expires not disclosed

F1 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F3 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008270 · doc4.xml · derivative · entry 2

ROMRELL LARRY E · CIK 0001120556 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 4,566 shares

Expires not disclosed

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 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F3 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008270 · doc4.xml · nonDerivative · entry 1

ROMRELL LARRY E · CIK 0001120556 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 33,155

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: 0001225208-20-008267 · doc4.xml · derivative · entry 2

Wong Andrea L · CIK 0001490754 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Series C Liberty SiriusXM Common Stock · 1,637 shares

Expires not disclosed

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 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F3 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City Time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008267 · doc4.xml · nonDerivative · entry 1

Wong Andrea L · CIK 0001490754 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 15,075

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: 0001225208-20-008269 · doc4.xml · derivative · entry 2

RAPLEY DAVID E · CIK 0001195192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 81

Underlying: Series C Liberty SiriusXM Common Stock · 1,081 shares

Expires not disclosed

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 · security: The rights offering is subject to termination or extension by the Issuer at any time prior to consummation.

F2 · derivative.exercise_date: The rights offering commenced on May 18, 2020.

F3 · derivative.expiration_date: The rights offering will expire at 5:00 p.m., New York City time, on June 5, 2020 unless extended by the Issuer.

SEC source: 0001225208-20-008269 · doc4.xml · nonDerivative · entry 1

RAPLEY DAVID E · CIK 0001195192 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 9,367

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: 0001209191-20-032183 · doc4.xml · derivative · entry 10

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: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 5,008,572

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F10 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.exercise_price: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F18 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $6.57 to $7.30. 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 rights purchased at each separate price within the range set forth in footnote 18 to this Form 4.

F13 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F13 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F10 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.underlying: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F10 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.underlying_shares: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F14 · ownership.nature: 3,238,635 of the total reported Series C Liberty SiriusXM Rights are owned as of May 26, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (1,922,990), GEICO Advantage Insurance Company (83,806), GEICO Indemnity Company (542,750), National Fire & Marine Insurance Company (135,409), and National Indemnity Company (553,680). 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 rights 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 rights presently owned by each such subsidiary. Mr. Buffett disclaims beneficial ownership of the reported rights except to the extent of his pecuniary interest therein.

F15 · ownership.nature: 2,230,591 of the total reported Series C Liberty SiriusXM Rights are owned as of May 26, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (1,668,415), BNSF Master Retirement Trust (249,149), and Precision Castparts Corp. Master Trust (313,027). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such rights.

SEC source: 0001209191-20-032183 · doc4.xml · nonDerivative · entry 5

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: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 32,072,581

F8 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $31.84 to $32.65. 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 8 to this Form 4.

F4 · ownership.nature: 23,937,958 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 26, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (14,920,260), GEICO Advantage Insurance Company (630,000), GEICO Indemnity Company (3,809,650), National Fire & Marine Insurance Company (508,654), and National Indemnity Company (4,069,394). 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.

F5 · ownership.nature: 8,929,977 of the total reported shares of Series C Liberty SiriusXM Common Stock are owned as of May 26, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (4,657,488), BNSF Master Retirement Trust (2,326,000), Precision Castparts Corp. Master Trust (1,646,489), Acme Brick Pension Trust (100,000) and Scott Fetzer Collective Investment Trust (200,000). Shares previously reported as being owned by GEICO Corporation Pension Plan Trust (975,000), General Re Corp. Employee Retirement Trust (584,206), Johns Manville Corporation Master Pension Trust (750,000), and Lubrizol Corp Master Trust Pension (150,000) were transferred to Berkshire Hathaway Consolidated Pension Plan in connection with the merger of the Merged Entities with and into Berkshire Hathaway Consolidated Pension Plan. Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-20-032186 · doc4.xml · derivative · entry 15

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 4,813,186

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F13 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.exercise_price: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F20 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $6.3872 to $6.90. 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 rights purchased at each separate price within the range set forth in footnote 20 to this Form 4.

F16 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F16 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F13 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.underlying: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F13 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.underlying_shares: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F17 · ownership.nature: These Series C Liberty SiriusXM Rights were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series A and Series C Liberty SiriusXM Common Stock, Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Liberty SiriusXM Rights (and the underlying Series C Shares) owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Liberty SiriusXM Rights (and the underlying Series C Shares)

F18 · ownership.nature: Continued from footnote 17: that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-032186 · doc4.xml · derivative · entry 14

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 4,676,117

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F13 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.exercise_price: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F19 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $5.38 to $6.37. 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 rights purchased at each separate price within the range set forth in footnote 19 to this Form 4.

F16 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F16 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F13 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.underlying: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F13 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47.

F14 · derivative.underlying_shares: Continued from footnote 13: Under the oversubscription privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F17 · ownership.nature: These Series C Liberty SiriusXM Rights were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series A and Series C Liberty SiriusXM Common Stock, Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Liberty SiriusXM Rights (and the underlying Series C Shares) owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Liberty SiriusXM Rights (and the underlying Series C Shares)

F18 · ownership.nature: Continued from footnote 17: that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-032186 · doc4.xml · nonDerivative · entry 7

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 31,759,653

F9 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $31.81 to $32.32. 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 9 to this Form 4.

F7 · ownership.nature: These shares were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock ("Series C Shares"), Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Shares owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Shares that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-032186 · doc4.xml · nonDerivative · entry 6

WESCHLER, R. TED · CIK 0001130334 · Member of 10% owner group

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 31,153,783

F8 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $30.81 to $31.80. 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 8 to this Form 4.

F7 · ownership.nature: These shares were acquired by certain subsidiaries and subsidiary benefit plans of Berkshire. As a result of an agreement entered into on May 24, 2013 between Berkshire and the reporting person with respect to the reporting person's holdings of, and future transactions in, shares of Series C Liberty SiriusXM Common Stock ("Series C Shares"), Berkshire and the reporting person have agreed to file as a "group" under Section 13 of the Exchange Act. The reporting person disclaims beneficial ownership of Series C Shares owned by Berkshire, Berkshire's subsidiaries and its subsidiary pension plans. This report shall not be deemed an admission that the reporting person is the beneficial owner of any Series C Shares that are not directly owned by the reporting person for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-032183 · doc4.xml · derivative · entry 9

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: Not disclosed

Ownership: Indirect · See Footnotes

Disclosed balance after: 4,813,186

Underlying: Series C Liberty SiriusXM Common Stock · Not disclosed shares

Expires 2020-06-05

F10 · derivative.exercise_price: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.exercise_price: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F17 · price: The price reported in Column 8 is a weighted average price. These rights were purchased in multiple transactions at prices ranging from $6.3872 to $6.90. 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 rights purchased at each separate price within the range set forth in footnote 17 to this Form 4.

F13 · derivative.exercise_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F13 · derivative.expiration_date: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, the rights offering commenced on May 18, 2020 and expires on June 5, 2020. Liberty's board of directors may terminate the rights offering for any reason before the expiration time. Liberty may extend the expiration time of the rights offering for any reason and for any length of time beyond June 5, 2020, at the discretion of its board of directors. However, Liberty may not extend the expiration time of the rights offering for more than 25 trading days past the original fourteen trading day subscription period. All exercises of Series C Liberty SiriusXM Rights are irrevocable even if Liberty's board of directors determines to extend the expiration time.

F10 · derivative.underlying: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.underlying: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F10 · derivative.underlying_shares: As described in Liberty's Form S-3ASR filed with the Securities and Exchange Commission on May 14, 2020, Liberty has distributed subscription rights to holders of its Series A and Series C Liberty SiriusXM Common Stock to acquire shares of its Series C Liberty SiriusXM Common Stock (the "Series C Liberty SiriusXM Rights"). In the rights offering, each Series C Liberty SiriusXM Right will entitle the holder to a basic subscription privilege and an oversubscription privilege. Under the basic subscription privilege, each whole Series C Liberty SiriusXM Right will entitle the holder to purchase one share of Liberty's Series C Liberty SiriusXM Common Stock at a subscription price of $25.47. Under the oversubscription

F11 · derivative.underlying_shares: Continued from footnote 10: privilege, each rightsholder that exercises its basic subscription privilege will have the right to subscribe, at the subscription price, for up to that number of shares of Liberty's Series C Liberty SiriusXM Common Stock which are not purchased by other rightsholders under their basic subscription privilege.

F14 · ownership.nature: 3,238,635 of the total reported Series C Liberty SiriusXM Rights are owned as of May 26, 2020 by the following subsidiaries of Berkshire: Government Employees Insurance Company (1,922,990), GEICO Advantage Insurance Company (83,806), GEICO Indemnity Company (542,750), National Fire & Marine Insurance Company (135,409), and National Indemnity Company (553,680). 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 rights 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 rights presently owned by each such subsidiary. Mr. Buffett disclaims beneficial ownership of the reported rights except to the extent of his pecuniary interest therein.

F15 · ownership.nature: 2,230,591 of the total reported Series C Liberty SiriusXM Rights are owned as of May 26, 2020 by the following pension plans of Berkshire's subsidiaries: Berkshire Hathaway Consolidated Pension Plan (1,668,415), BNSF Master Retirement Trust (249,149), and Precision Castparts Corp. Master Trust (313,027). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such rights.