DVA

SEC source: 0000927066-25-000056 · wk-form4_1742341237.xml · derivative · entry 4

ACKERMAN JOEL · CIK 0001220630 · CFO and Treasuer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,597

Underlying: Common Stock · 16,597 shares

Expires 2030-03-15

F4 · derivative.exercise_date: The stock appreciation rights are scheduled to vest 50% each on March 15, 2028 and March 15, 2029, respectively, subject to the terms and conditions of the applicable award agreement.

SEC source: 0000927066-25-000056 · wk-form4_1742341237.xml · nonDerivative · entry 3

ACKERMAN JOEL · CIK 0001220630 · CFO and Treasuer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 141,640

F3 · shares: Shares withheld from issuance to satisfy tax withholding obligations in connection with the vesting of 7,221 shares, which represents the shares received upon the satisfaction of performance criteria underlying the award of performance stock units relating to the 2024 performance period and granted to the Reporting Person on March 15, 2022.

SEC source: 0000927066-25-000056 · wk-form4_1742341237.xml · nonDerivative · entry 2

ACKERMAN JOEL · CIK 0001220630 · CFO and Treasuer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 144,971

F2 · shares: Shares withheld from issuance to satisfy tax withholding obligations in connection with the vesting of 7,394 shares, which represents the shares received upon the satisfaction of performance criteria underlying the award of performance stock units relating to the 2024 performance period and granted to the Reporting Person on March 15, 2021.

SEC source: 0000927066-25-000056 · wk-form4_1742341237.xml · nonDerivative · entry 1

ACKERMAN JOEL · CIK 0001220630 · CFO and Treasuer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 148,064

F1 · shares: These restricted stock units are scheduled to vest 50% each on March 15, 2028 and March 15, 2029, respectively, subject to the terms and conditions of the applicable award agreement.

SEC source: 0000927066-25-000055 · wk-form4_1742341227.xml · nonDerivative · entry 1

Schechter Adam H · CIK 0001376841 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,982

SEC source: 0000927066-25-000018 · wk-form4_1741996570.xml · nonDerivative · entry 2

ACKERMAN JOEL · CIK 0001220630 · CFO and Treasuer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 142,069

F2 · shares: Shares received upon the satisfaction of performance criteria underlying the award of performance stock units granted to the Reporting Person on March 15, 2022, of which 100% will vest on March 15, 2025.

SEC source: 0000927066-25-000018 · wk-form4_1741996570.xml · nonDerivative · entry 1

ACKERMAN JOEL · CIK 0001220630 · CFO and Treasuer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 134,848

F1 · shares: Shares received upon the satisfaction of performance criteria underlying the award of performance stock units granted to the Reporting Person on March 15, 2021, of which 100% will vest on March 15, 2025.

SEC source: 0000927066-25-000017 · wk-form4_1741996544.xml · nonDerivative · entry 5

HEARTY JAMES O · CIK 0001735907 · Chief Compliance Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,523

F4 · shares: Shares received upon the satisfaction of performance criteria underlying the award of performance stock units granted to the Reporting Person on March 15, 2022, of which 100% will vest on March 15, 2025.

SEC source: 0000927066-25-000017 · wk-form4_1741996544.xml · nonDerivative · entry 4

HEARTY JAMES O · CIK 0001735907 · Chief Compliance Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,598

F3 · shares: Shares received upon the satisfaction of performance criteria underlying the award of performance stock units granted to the Reporting Person on March 15, 2021, of which 100% will vest on March 15, 2025.

SEC source: 0000927066-25-000016 · wk-form4_1741996533.xml · nonDerivative · entry 2

Waters Kathleen Alyce · CIK 0001640409 · Chief Legal & Pub. Affairs Off

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 101,746

F2 · shares: Shares received upon the satisfaction of performance criteria underlying the award of performance stock units granted to the Reporting Person on March 15, 2022, of which 100% will vest on March 15, 2025.

SEC source: 0000927066-25-000016 · wk-form4_1741996533.xml · nonDerivative · entry 1

Waters Kathleen Alyce · CIK 0001640409 · Chief Legal & Pub. Affairs Off

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 96,450

F1 · shares: Shares received upon the satisfaction of performance criteria underlying the award of performance stock units granted to the Reporting Person on March 15, 2021, of which 100% will vest on March 15, 2025.

SEC source: 0000927066-25-000017 · wk-form4_1741996544.xml · derivative · entry 6

HEARTY JAMES O · CIK 0001735907 · Chief Compliance Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,609 shares

Expires 2025-03-15

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 · derivative.exercise_date: The Stock Appreciation Rights were granted on March 15, 2020, which vested 50% each on March 15, 2023 and March 15, 2024.

SEC source: 0000927066-25-000017 · wk-form4_1741996544.xml · nonDerivative · entry 3

HEARTY JAMES O · CIK 0001735907 · Chief Compliance Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,627

F2 · shares: Represents the shares withheld to satisfy the tax withholding obligation in connection with the exercise of Stock Appreciation Rights reported on this Form 4.

SEC source: 0000927066-25-000017 · wk-form4_1741996544.xml · nonDerivative · entry 2

HEARTY JAMES O · CIK 0001735907 · Chief Compliance Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,301

F1 · shares: Represents the shares withheld in payment of the base price in connection with the exercise of Stock Appreciation Rights reported on this Form 4.

SEC source: 0000927066-25-000017 · wk-form4_1741996544.xml · nonDerivative · entry 1

HEARTY JAMES O · CIK 0001735907 · Chief Compliance Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,669

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

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 18

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,142,479

F18 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $155.0000 to $155.5600. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 18 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 17

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,151,956

F17 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $154.0000 to $154.9900. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 17 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 16

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,206,935

F16 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $153.0000 to $153.9900. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 16 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 15

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,272,417

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 14

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,274,217

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 13

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,274,417

F15 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $155.1100 to $156.0200. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 15 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 12

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,302,932

F14 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $154.1200 to $155.1000. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 14 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · 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: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,352,948

F13 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $153.1100 to $154.1000. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 13 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · 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: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,392,479

F12 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $159.1400 to $159.1900. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 12 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · 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: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,393,779

F11 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $158.1200 to $159.0900. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 11 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · 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: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,421,680

F10 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $157.1200 to $158.1150. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 10 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · 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: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,487,163

F9 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $156.1222 to $157.1100. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 9 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.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: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,553,371

F8 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $155.1200 to $156.1169. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 8 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.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: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,623,831

F7 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $154.1200 to $155.1100. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 7 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.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: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,715,818

F6 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $153.1200 to $154.1100. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 6 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,793,483

F5 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $152.1300 to $153.1171. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 5 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,828,272

F4 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $151.1200 to $152.1150. The Reporting Persons undertake to provide DaVita, any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 4 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-023556 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,858,347

F3 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $150.1200 to $151.1150. The Reporting Persons undertake to provide DaVita Inc. ("DaVita"), any security holder of DaVita, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in footnote 3 to this Form 4.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 16,832,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,100,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000950170-25-020189 · ownership.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

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

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnotes

Disclosed balance after: 35,892,479

F3 · kind: The sale was pursuant to the Share Repurchase Agreement between Berkshire and DaVita Inc. dated as of April 30, 2024.

F1 · ownership.nature: 18,310,391 of the total reported securities are owned by Government Employees Insurance Company, a subsidiary of Berkshire Hathaway Inc. ("Berkshire"). As Berkshire is in the chain of ownership of this subsidiary, it may be deemed presently to both beneficially own and have a pecuniary interest in all shares of Common Stock presently owned by the subsidiary. Warren E. Buffett, as the controlling stockholder of Berkshire, may be deemed presently to beneficially own, but only to the extent he has a pecuniary interest in, the shares of Common Stock presently owned by the subsidiary. Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein.

F2 · ownership.nature: 17,582,088 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: Scott Fetzer Company Collective Investment Trust (200,000), BNSF Master Retirement Trust (6,850,000) and Berkshire Hathaway Inc. Consolidated Pension Plan (10,532,088); each of Berkshire, Mr. Buffett and these pension plans disclaim beneficial ownership in such shares.

SEC source: 0000927066-24-000204 · wk-form4_1733438665.xml · nonDerivative · entry 1

YALE PHYLLIS R · CIK 0001269070 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,504

SEC source: 0000927066-24-000202 · wk-form4_1732762060.xml · derivative · entry 4

Waters Kathleen Alyce · CIK 0001640409 · Chief Legal & Pub. Affairs Off

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 8,079

Underlying: Common Stock · 8,078 shares

Expires 2026-03-15

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.

F3 · derivative.exercise_date: The Stock Appreciation Rights were granted on March 15, 2021, in which 50% vested on March 15, 2024 and the remaining 50% will vest on March 15, 2025, subject to the terms and conditions of the applicable award agreement.

SEC source: 0000927066-24-000202 · wk-form4_1732762060.xml · nonDerivative · entry 3

Waters Kathleen Alyce · CIK 0001640409 · Chief Legal & Pub. Affairs Off

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,028

F2 · shares: Represents the shares withheld to satisfy the tax withholding obligation in connection with the exercise of Stock Appreciation Rights reported on this Form 4.

SEC source: 0000927066-24-000202 · wk-form4_1732762060.xml · nonDerivative · entry 2

Waters Kathleen Alyce · CIK 0001640409 · Chief Legal & Pub. Affairs Off

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,467

F1 · shares: Represents the shares withheld in payment of the base price in connection with the exercise of Stock Appreciation Rights reported on this Form 4.

SEC source: 0000927066-24-000202 · wk-form4_1732762060.xml · nonDerivative · entry 1

Waters Kathleen Alyce · CIK 0001640409 · Chief Legal & Pub. Affairs Off

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 97,706

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: 0000927066-24-000199 · wk-form4_1732051539.xml · nonDerivative · entry 1

Moore Gregory J. · CIK 0001775520 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,754

SEC source: 0000927066-24-000198 · wk-form4_1732051528.xml · nonDerivative · entry 1

Hollar Jason M. · CIK 0001687858 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,546

SEC source: 0000927066-24-000197 · wk-form4_1732051517.xml · nonDerivative · entry 1

DESOER BARBARA J · CIK 0001189881 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 312

SEC source: 0000927066-24-000196 · wk-form4_1732051506.xml · nonDerivative · entry 1

BERG CHARLES · CIK 0001111804 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 19,285

SEC source: 0000927066-24-000195 · wk-form4_1732051496.xml · nonDerivative · entry 1

Pullin Dennis W · CIK 0001861249 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 612

SEC source: 0000927066-24-000194 · wk-form4_1732051482.xml · nonDerivative · entry 1

Rodriguez Javier · CIK 0001415548 · Director · Chief Executive Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 875,258

F1 · shares: These restricted stock units are scheduled to vest 33.333% each on November 15, 2025, November 15, 2026 and November 15, 2027, subject to continued service through each applicable vesting date.

SEC source: 0000927066-24-000193 · wk-form4_1732051470.xml · nonDerivative · entry 1

Schoppert Wendy Lee · CIK 0001321558 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,828

SEC source: 0000927066-24-000192 · wk-form4_1732051460.xml · nonDerivative · entry 1

Arway Pamela M · CIK 0001464822 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,886

SEC source: 0000927066-24-000191 · wk-form4_1732051449.xml · nonDerivative · entry 1

Schechter Adam H · CIK 0001376841 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,633

SEC source: 0000927066-24-000190 · wk-form4_1732051438.xml · nonDerivative · entry 1

YALE PHYLLIS R · CIK 0001269070 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 16,004

SEC source: 0000927066-24-000167 · wk-form4_1726610881.xml · derivative · entry 4

ACKERMAN JOEL · CIK 0001220630 · CFO and Treasuer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 78,999 shares

Expires 2025-03-15

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.

F3 · derivative.exercise_date: The Stock Appreciation Rights were granted on March 15, 2020, which vested 50% each on March 15, 2023 and March 15, 2024.