FWONA

SEC source: 0001209191-20-032183 · 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: 4,676,117

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.

F16 · 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 16 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 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: 31,759,653

F7 · 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 7 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: 0001209191-20-032183 · 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: 31,153,783

F6 · 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 6 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: 0001225208-20-008062 · doc4.xml · derivative · entry 6

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Hilltop Investments III, LLC

Disclosed balance after: 68,646

Underlying: Series C Liberty SiriusXM Common Stock · 46,137 shares

Expires not disclosed

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

F5 · price: The price is a weighted average price. These subscription rights were sold in multiple transactions ranging from $7.610 to $7.740, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of subscription rights sold at each separate price within the range.

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: 0001225208-20-008062 · doc4.xml · derivative · entry 4

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Hilltop Investments, LLC

Disclosed balance after: 2

Underlying: Series C Liberty SiriusXM Common Stock · 3,352 shares

Expires not disclosed

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

F5 · price: The price is a weighted average price. These subscription rights were sold in multiple transactions ranging from $7.610 to $7.740, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of subscription rights sold at each separate price within the range.

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: 0001225208-20-008062 · doc4.xml · derivative · entry 2

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2

Underlying: Series C Liberty SiriusXM Common Stock · 511 shares

Expires not disclosed

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

F5 · price: The price is a weighted average price. These subscription rights were sold in multiple transactions ranging from $7.610 to $7.740, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of subscription rights sold at each separate price within the range.

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: 0001225208-20-008062 · doc4.xml · derivative · entry 5

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · Hilltop Investments III, LLC

Disclosed balance after: 114,783

Underlying: Series C Liberty SiriusXM Common Stock · 93,462 shares

Expires not disclosed

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

F6 · price: The price is a weighted average price. These subscription rights were sold in multiple transactions ranging from $7.350 to $7.435, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of subscription rights sold at each separate price within the range.

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: 0001225208-20-008062 · doc4.xml · derivative · entry 3

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Hilltop Investments, LLC

Disclosed balance after: 3,354

Underlying: Series C Liberty SiriusXM Common Stock · 2,727 shares

Expires not disclosed

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

F6 · price: The price is a weighted average price. These subscription rights were sold in multiple transactions ranging from $7.350 to $7.435, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of subscription rights sold at each separate price within the range.

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: 0001225208-20-008062 · doc4.xml · derivative · entry 1

BENNETT ROBERT R · CIK 0001119603 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 513

Underlying: Series C Liberty SiriusXM Common Stock · 417 shares

Expires not disclosed

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

F4 · price: The price is a weighted average price. These subscription rights were sold in multiple transactions ranging from $7.349 to $7.435, inclusive. The reporting person undertakes to provide to the Securities and Exchange Commission, the Issuer or any security holder of the Issuer, upon request, full information regarding the number of subscription rights sold at each separate price within the range.

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: 0001209191-20-032186 · doc4.xml · derivative · entry 20

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 2,333

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.

F15 · timeliness: Pursuant to Rule 16a-9(b), the acquisition of Series C Liberty SiriusXM Rights granted by Liberty on May 15, 2020 is exempt from Section 16 of the Securities Exchange Act of 1934 and is being reported hereto on a voluntary basis.

F13 · 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 · 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.

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.

F24 · ownership.nature: The reporting person has or shares trading authority over these Series C Liberty SiriusXM Rights.

F25 · ownership.nature: The reporting person may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, these rights. The reporting person disclaims beneficial ownership of these rights except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the reporting person is the beneficial owner of these rights for purposes of Section 16 of the Exchange Act, or for any other purpose.

F26 · ownership.nature: These Series C Liberty SiriusXM Rights are owned by the Rita E. and Frank J. Weschler Educational Trust, of which the reporting person's daughters are beneficiaries.

SEC source: 0001209191-20-032186 · doc4.xml · derivative · entry 19

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 4,170

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.

F15 · timeliness: Pursuant to Rule 16a-9(b), the acquisition of Series C Liberty SiriusXM Rights granted by Liberty on May 15, 2020 is exempt from Section 16 of the Securities Exchange Act of 1934 and is being reported hereto on a voluntary basis.

F13 · 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 · 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.

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.

F23 · ownership.nature: These Series C Liberty SiriusXM Rights are owned by a daughter of the reporting person.

F24 · ownership.nature: The reporting person has or shares trading authority over these Series C Liberty SiriusXM Rights.

F25 · ownership.nature: The reporting person may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, these rights. The reporting person disclaims beneficial ownership of these rights except to the extent of his pecuniary interest therein, if any, and this report shall not be deemed an admission that the reporting person is the beneficial owner of these rights for purposes of Section 16 of the Exchange Act, or for any other purpose.

SEC source: 0001209191-20-032186 · doc4.xml · derivative · entry 18

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 76,354

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.

F15 · timeliness: Pursuant to Rule 16a-9(b), the acquisition of Series C Liberty SiriusXM Rights granted by Liberty on May 15, 2020 is exempt from Section 16 of the Securities Exchange Act of 1934 and is being reported hereto on a voluntary basis.

F13 · 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 · 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.

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.

SEC source: 0001209191-20-032186 · doc4.xml · derivative · entry 13

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 4,292,304

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.

F15 · timeliness: Pursuant to Rule 16a-9(b), the acquisition of Series C Liberty SiriusXM Rights granted by Liberty on May 15, 2020 is exempt from Section 16 of the Securities Exchange Act of 1934 and is being reported hereto on a voluntary basis.

F13 · 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 · 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.

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: 0001209191-20-032183 · 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: 4,292,304

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.

F12 · timeliness: Pursuant to Rule 16a-9(b), the acquisition of Series C Liberty SiriusXM Rights granted by Liberty on May 15, 2020 is exempt from Section 16 of the Securities Exchange Act of 1934 and is being reported hereto on a voluntary basis.

F10 · 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 · 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.

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: 0001225208-20-006515 · doc4.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,571

Underlying: Series C Liberty SiriusXM Common Stock · 8,571 shares

Expires 2020-12-10

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Series C Liberty SiriusXM common stock.

SEC source: 0001225208-20-006515 · doc4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,959

Underlying: Series C Liberty Formula One Common Stock · 6,959 shares

Expires 2020-12-10

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Series C Liberty Formula One common stock.

SEC source: 0001225208-20-006515 · doc4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,057

Underlying: Series C Liberty Braves Common Stock · 3,057 shares

Expires 2020-12-10

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Series C Liberty Braves common stock.

SEC source: 0001225208-20-006567 · doc4a.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,571

Underlying: Series C Liberty SiriusXM Common Stock · 8,571 shares

Expires 2020-12-10

F4 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Series C Liberty SiriusXM common stock.

F2 · balance_after: This grant is being made in lieu of the reporting person receiving 50% of his base salary for the last three quarters of calendar year 2020, and the reporting person has waived his right to receive the other 50%, in each case, in light of the ongoing financial impact of the Coronavirus pandemic.

SEC source: 0001225208-20-006567 · doc4a.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 6,959

Underlying: Series C Liberty Formula One Common Stock · 6,959 shares

Expires 2020-12-10

F3 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Series C Liberty Formula One common stock.

F2 · balance_after: This grant is being made in lieu of the reporting person receiving 50% of his base salary for the last three quarters of calendar year 2020, and the reporting person has waived his right to receive the other 50%, in each case, in light of the ongoing financial impact of the Coronavirus pandemic.

SEC source: 0001225208-20-006567 · doc4a.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 3,057

Underlying: Series C Liberty Braves Common Stock · 3,057 shares

Expires 2020-12-10

F1 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of Series C Liberty Braves common stock.

F2 · balance_after: This grant is being made in lieu of the reporting person receiving 50% of his base salary for the last three quarters of calendar year 2020, and the reporting person has waived his right to receive the other 50%, in each case, in light of the ongoing financial impact of the Coronavirus pandemic.

SEC source: 0000807249-20-000170 · form4.xml · nonDerivative · entry 3

GAMCO INVESTORS, INC. ET AL · CIK 0000807249 · 10% owner

GGCP, INC. · CIK 0001238894 · 10% owner

Associated Capital Group, Inc. · CIK 0001642122 · 10% owner

GABELLI MARIO J · CIK 0001185533 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Indirect · By: Limited Partnership I

Disclosed balance after: 8,500

F1 · ownership.nature: GAMCO Investors, Inc. and Associated Capital Group, Inc. have less than a 100% interest in this entity; GGCP, Inc. has less than a 100% interest in GAMCO Investors, Inc. and Associated Capital Group, Inc.; and Mario J. Gabelli has less than a 100% interest in GGCP, Inc. The amount of securities reported as beneficially owned reflects the total amount of securities held by this entity which is greater that the Reporting Persons' indirect pecuniary interests. The Reporting Persons hereby disclaim ownership of these securities in excess of their pecuniary interests.

SEC source: 0000807249-20-000071 · form4.xml · nonDerivative · entry 1

GAMCO INVESTORS, INC. ET AL · CIK 0000807249 · 10% owner

GGCP, INC. · CIK 0001238894 · 10% owner

Associated Capital Group, Inc. · CIK 0001642122 · 10% owner

GABELLI MARIO J · CIK 0001185533 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,000

F1 · ownership.direct: These shares are owned by Mario J. Gabelli .

SEC source: 0001209191-20-032186 · doc4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Indirect · See footnotes

Disclosed balance after: 30,850,985

F6 · price: On March 16, 2020, Berkshire sold its interest in The Buffalo News, Inc. and therefore is no longer deemed to beneficially own the 240,000 shares of Series C Liberty SiriusXM Common Stock that were directly owned by the Buffalo News Editorial Pension Plan (175,000) and the Buffalo News Office Pension Plan (65,000). On March 16, 2020, the market value of the 240,000 shares of Series C Liberty SiriusXM Common Stock held by these plans was $7,029,600, based on the closing per share price that day.

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 · 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: 30,850,985

F3 · shares: In Berkshire and Warren E. Buffett's Form 4 filing of May 31, 2017, 41,500 shares of Series C Liberty SiriusXM Common Stock were inadvertently reported as being owned by the Benjamin Moore & Company Revised Retirement Income Plan. These shares were in fact owned by the Buffalo News Editorial Pension Plan, in addition to the 133,500 shares of Series C Liberty SiriusXM Common Stock it reported owning in the Form 4 filing of May 31, 2017. On March 16, 2020, Berkshire sold its interest in The Buffalo News, Inc. and therefore is no longer deemed to beneficially own the 240,000 shares of Series C Liberty SiriusXM Common Stock that were directly owned by the Buffalo News Editorial Pension Plan (175,000) and the Buffalo News Office Pension Plan (65,000). On March 16, 2020, the market value of the 240,000 shares of Series C Liberty SiriusXM Common Stock held by these plans was $7,029,600, based on the closing per share price that day.

F3 · price: In Berkshire and Warren E. Buffett's Form 4 filing of May 31, 2017, 41,500 shares of Series C Liberty SiriusXM Common Stock were inadvertently reported as being owned by the Benjamin Moore & Company Revised Retirement Income Plan. These shares were in fact owned by the Buffalo News Editorial Pension Plan, in addition to the 133,500 shares of Series C Liberty SiriusXM Common Stock it reported owning in the Form 4 filing of May 31, 2017. On March 16, 2020, Berkshire sold its interest in The Buffalo News, Inc. and therefore is no longer deemed to beneficially own the 240,000 shares of Series C Liberty SiriusXM Common Stock that were directly owned by the Buffalo News Editorial Pension Plan (175,000) and the Buffalo News Office Pension Plan (65,000). On March 16, 2020, the market value of the 240,000 shares of Series C Liberty SiriusXM Common Stock held by these plans was $7,029,600, based on the closing per share price that day.

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: 0001225208-20-005251 · doc4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 863,188

SEC source: 0001225208-20-005251 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 883,910

F2 · shares: Represents shares of Series C Liberty Formula One common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 6, 2019.

SEC source: 0001225208-20-005251 · doc4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 658,113

SEC source: 0001225208-20-005251 · doc4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 674,900

F1 · shares: Represents shares of Series C Liberty Braves common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 6, 2019.

SEC source: 0001225208-20-005252 · doc4.xml · nonDerivative · entry 6

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 144,314

SEC source: 0001225208-20-005252 · doc4.xml · nonDerivative · entry 5

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 147,609

F3 · shares: Represents shares of Series C Liberty SiriusXM common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 6, 2019.

SEC source: 0001225208-20-005252 · doc4.xml · nonDerivative · entry 4

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 48,896

SEC source: 0001225208-20-005252 · doc4.xml · nonDerivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 52,560

F2 · shares: Represents shares of Series C Liberty Formula One common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 6, 2019.

SEC source: 0001225208-20-005252 · doc4.xml · nonDerivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,617

SEC source: 0001225208-20-005252 · doc4.xml · nonDerivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 30,793

F1 · shares: Represents shares of Series C Liberty Braves common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 6, 2019.

SEC source: 0001225208-20-005254 · doc4.xml · nonDerivative · entry 6

Wilm Renee L · CIK 0001789667 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,073

SEC source: 0001225208-20-005254 · doc4.xml · nonDerivative · entry 5

Wilm Renee L · CIK 0001789667 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,510

F3 · shares: Represents shares of Series C Liberty SiriusXM common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on November 13, 2019.

SEC source: 0001225208-20-005254 · doc4.xml · nonDerivative · entry 4

Wilm Renee L · CIK 0001789667 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 972

SEC source: 0001225208-20-005254 · doc4.xml · nonDerivative · entry 3

Wilm Renee L · CIK 0001789667 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 1,369

F2 · shares: Represents shares of Series C Liberty Formula One common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on November 13, 2019.

SEC source: 0001225208-20-005254 · doc4.xml · nonDerivative · entry 2

Wilm Renee L · CIK 0001789667 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 432

SEC source: 0001225208-20-005254 · doc4.xml · nonDerivative · entry 1

Wilm Renee L · CIK 0001789667 · Chief Legal Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 609

F1 · shares: Represents shares of Series C Liberty Braves common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on November 13, 2019.

SEC source: 0001225208-20-005253 · doc4.xml · nonDerivative · entry 6

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 34,410

SEC source: 0001225208-20-005253 · doc4.xml · nonDerivative · entry 5

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 35,898

F3 · shares: Represents shares of Series C Liberty SiriusXM common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 6, 2019.

SEC source: 0001225208-20-005253 · doc4.xml · nonDerivative · entry 4

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,861

SEC source: 0001225208-20-005253 · doc4.xml · nonDerivative · entry 3

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,467

F2 · shares: Represents shares of Series C Liberty Formula One common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 6, 2019.

SEC source: 0001225208-20-005253 · doc4.xml · nonDerivative · entry 2

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,992

SEC source: 0001225208-20-005253 · doc4.xml · nonDerivative · entry 1

Wendling Brian J · CIK 0001663090 · CAO/PFO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 13,508

F1 · shares: Represents shares of Series C Liberty Braves common stock issued upon satisfaction of performance criteria established for the performance-based restricted stock units granted to the reporting person on March 6, 2019.

SEC source: 0000807249-20-000062 · form4.xml · nonDerivative · entry 1

GAMCO INVESTORS, INC. ET AL · CIK 0000807249 · 10% owner

GGCP, INC. · CIK 0001238894 · 10% owner

Associated Capital Group, Inc. · CIK 0001642122 · 10% owner

GABELLI MARIO J · CIK 0001185533 · 10% owner

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 8,000

F1 · ownership.direct: These shares are owned by Mario J. Gabelli .

SEC source: 0001225208-20-005029 · doc4.xml · derivative · entry 3

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 387,603

Underlying: Series C Liberty SiriusXM Common Stock · 387,603 shares

Expires 2027-03-11

SEC source: 0001225208-20-005029 · doc4.xml · derivative · entry 2

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 246,310

Underlying: Series C Liberty Formula One Common Stock · 246,310 shares

Expires 2027-03-11

SEC source: 0001225208-20-005029 · doc4.xml · derivative · entry 1

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

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 136,528

Underlying: Series C Liberty Braves Common Stock · 136,528 shares

Expires 2027-03-11