PSX

SEC source: 0001534701-17-000004 · wf-form4_148475683038717.xml · nonDerivative · entry 1

FERGUSON J BRIAN · CIK 0001240434 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,134.4077

F1 · shares: Annual grant to non-employee directors of restricted stock units that convert to Phillips 66 common stock on a 1-for-1 basis. The restrictions on the RSUs lapse on the retirement, disability or death of the non-employee director.

F2 · price: The price reflected above is the average of the high and the low price of the Company's stock on January 13, 2017.

F3 · balance_after: Includes shares acquired through routine dividend transactions that are exempt under Rule 16a-1.

SEC source: 0001534701-17-000016 · wf-form4_148476461183039.xml · nonDerivative · entry 1

WHITTINGTON MARNA C · CIK 0001227918 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 18,134.4027

F1 · security: Annual grant to non-employee directors of restricted stock units that convert to Phillips 66 common stock on a 1-for-1 basis. The restrictions on the RSUs lapse on the retirement, disability or death of the non-employee director.

F1 · shares: Annual grant to non-employee directors of restricted stock units that convert to Phillips 66 common stock on a 1-for-1 basis. The restrictions on the RSUs lapse on the retirement, disability or death of the non-employee director.

F2 · price: The price reflected above is the average of the high and the low price of the Company's stock on January 13, 2017.

F3 · balance_after: Includes shares acquired through routine dividend transactions that are exempt under Rule 16a-1.

SEC source: 0001534701-17-000010 · wf-form4_148475807487392.xml · nonDerivative · entry 1

MCGRAW HAROLD III · CIK 0001191761 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 36,801.7404

F1 · shares: Annual grant to non-employee directors of restricted stock units that convert to Phillips 66 common stock on a 1-for-1 basis. The restrictions on the RSUs lapse on the retirement, disability or death of the non-employee director.

F2 · price: The price reflected above is the average of the high and the low price of the Company's stock on January 13, 2017.

F3 · balance_after: Includes shares acquired through routine dividend transactions that are exempt under Rule 16a-1.

SEC source: 0001534701-17-000020 · wf-form4_148477381482367.xml · nonDerivative · entry 1

Adams Gary Kramer · CIK 0001561818 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 2,978

F1 · shares: Annual grant to non-employee directors of restricted stock units that convert to Phillips 66 common stock on a 1-for-1 basis. The restrictions on the RSUs lapse on the retirement, disability or death of the non-employee director.

F2 · price: The price reflected above is the average of the high and the low price of the Company's stock on January 13, 2017.

SEC source: 0001534701-16-000187 · wf-form4_148174559555677.xml · nonDerivative · entry 1

Oyolu Chukwuemeka A. · CIK 0001626994 · Vice President & Controller

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

F1 · price: The price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from $88.1238 to $88.1248. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001534701-16-000185 · wf-form4_148097138260036.xml · derivative · entry 5

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 101,909 shares

Expires 2022-02-09

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.

F4 · derivative.exercise_date: The stock options became exercisable in three equal annual installments beginning on February 9, 2013.

SEC source: 0001534701-16-000185 · wf-form4_148097138260036.xml · nonDerivative · entry 2

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,087

F1 · price: The price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from $85.00 to $85.67. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001534701-16-000185 · wf-form4_148097138260036.xml · nonDerivative · entry 1

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 113,996

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: 0001534701-16-000183 · wf-form4_148054514076575.xml · derivative · entry 12

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 33,805 shares

Expires 2021-02-10

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.

F8 · derivative.exercise_date: These stock options became exercisable in three equal annual installments beginning on February 10, 2012.

SEC source: 0001534701-16-000183 · wf-form4_148054514076575.xml · derivative · entry 11

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 26,513 shares

Expires 2020-02-12

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

F7 · derivative.exercise_date: These stock options became exercisable in three equal annual installments beginning on February 12, 2011.

SEC source: 0001534701-16-000183 · wf-form4_148054514076575.xml · derivative · entry 10

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 12,233 shares

Expires 2019-02-12

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

F6 · derivative.exercise_date: These stock options became exercisable in three equal annual installments beginning on February 12, 2010.

SEC source: 0001534701-16-000183 · wf-form4_148054514076575.xml · derivative · entry 9

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 5,776 shares

Expires 2018-02-14

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 options become exercisable in three equal annual installments beginning on February 14, 2009.

SEC source: 0001534701-16-000183 · wf-form4_148054514076575.xml · nonDerivative · entry 6

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,695

F2 · price: The price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.73 to $82.33. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001534701-16-000183 · wf-form4_148054514076575.xml · nonDerivative · entry 5

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 25,594

F1 · price: The price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.74 to $83.73. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001534701-16-000183 · wf-form4_148054514076575.xml · nonDerivative · entry 4

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,022

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: 0001534701-16-000183 · wf-form4_148054514076575.xml · nonDerivative · entry 3

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 50,217

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: 0001534701-16-000183 · wf-form4_148054514076575.xml · nonDerivative · entry 2

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 23,704

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: 0001534701-16-000183 · wf-form4_148054514076575.xml · nonDerivative · entry 1

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 11,471

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: 0001534701-16-000181 · wf-form4_147942133887102.xml · derivative · entry 5

Taylor Timothy Garth · CIK 0001547333 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 27,260 shares

Expires 2022-02-09

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 options become exercisable in three equal annual installments beginning on February 9, 2013.

SEC source: 0001534701-16-000181 · wf-form4_147942133887102.xml · nonDerivative · entry 2

Taylor Timothy Garth · CIK 0001547333 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 41,618

F1 · price: The price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from $82.78 to $83.00. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001534701-16-000181 · wf-form4_147942133887102.xml · nonDerivative · entry 1

Taylor Timothy Garth · CIK 0001547333 · President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 68,878

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: 0001534701-16-000179 · wf-form4_147912916581081.xml · derivative · entry 8

Garland Greg C. · CIK 0001503107 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 42,728

Underlying: Common Stock · 169,228 shares

Expires 2022-02-09

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.

F6 · derivative.exercise_date: The stock options become exercisable in three equal annual installments beginning February 9, 2013.

SEC source: 0001534701-16-000179 · wf-form4_147912916581081.xml · derivative · entry 7

Garland Greg C. · CIK 0001503107 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 119,989 shares

Expires 2021-02-10

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 options are fully vested.

SEC source: 0001534701-16-000179 · wf-form4_147912916581081.xml · nonDerivative · entry 4

Garland Greg C. · CIK 0001503107 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,160

F1 · price: The price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.17 to $83.75. The reporting person hereby undertakes to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001534701-16-000179 · wf-form4_147912916581081.xml · nonDerivative · entry 3

Garland Greg C. · CIK 0001503107 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 148,160

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: 0001534701-16-000179 · wf-form4_147912916581081.xml · nonDerivative · entry 2

Garland Greg C. · CIK 0001503107 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 84,160

F1 · price: The price reported above is a weighted average price. These shares were sold in multiple transactions at prices ranging from $83.17 to $83.75. The reporting person hereby undertakes to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001534701-16-000179 · wf-form4_147912916581081.xml · nonDerivative · entry 1

Garland Greg C. · CIK 0001503107 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 96,325

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: 0001534701-16-000177 · wf-form4_147881037603828.xml · derivative · entry 8

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 55,465 shares

Expires 2021-02-10

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: 0001534701-16-000177 · wf-form4_147881037603828.xml · nonDerivative · entry 4

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,087

F1 · balance_after: Includes shares received upon the lapse of Restricted Stock Units, which were previously reported in Table I holdings.

SEC source: 0001534701-16-000177 · wf-form4_147881037603828.xml · nonDerivative · entry 3

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 67,552

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

F1 · balance_after: Includes shares received upon the lapse of Restricted Stock Units, which were previously reported in Table I holdings.

SEC source: 0001534701-16-000177 · wf-form4_147881037603828.xml · derivative · entry 7

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 55,465

Underlying: Common Stock · 17,165 shares

Expires 2021-02-10

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: 0001534701-16-000177 · wf-form4_147881037603828.xml · nonDerivative · entry 2

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 12,087

F1 · balance_after: Includes shares received upon the lapse of Restricted Stock Units, which were previously reported in Table I holdings.

SEC source: 0001534701-16-000177 · wf-form4_147881037603828.xml · nonDerivative · entry 1

Ziemba Lawrence Michael · CIK 0001547334 · Executive VP, Refining

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 29,252

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

F1 · balance_after: Includes shares received upon the lapse of Restricted Stock Units, which were previously reported in Table I holdings.

SEC source: 0001534701-16-000166 · wf-form4_147621698993404.xml · nonDerivative · entry 1

Ramos Denise L · CIK 0001403773 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 586

F1 · shares: Grant of restricted stock units that convert to Phillips 66 common stock on a 1-for-1 basis. The restrictions on the RSUs lapse on the retirement, disability or death of the non-employee director. This is a prorated amount of the annual grant to reflect the new director joining the board in October.

SEC source: 0001534701-16-000165 · wf-form4_147621677964512.xml · nonDerivative · entry 1

Adams Gary Kramer · CIK 0001561818 · Director

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 586

F1 · shares: Grant of restricted stock units that convert to Phillips 66 common stock on a 1-for-1 basis. The restrictions on the RSUs lapse on the retirement, disability or death of the non-employee director. This is a prorated amount of the annual grant to reflect the new director joining the board in October.

SEC source: 0001534701-17-000002 · wf-form4_148425487108125.xml · nonDerivative · entry 1

Garland Greg C. · CIK 0001503107 · Director · Chairman and CEO

10b5-1 filing: Not disclosed

Ownership: Indirect · Executor of father's estate

Disclosed balance after: 500

F1 · kind: These shares are owned by the estate of Mr. Garland's father. Mr. Garland became the executor of his father's estate on September 26, 2016, and is deemed to own the shares as of that date, despite the fact that it was only recently discovered that the estate owned these shares. Mr. Garland disclaims beneficial ownership of these securities except to the extent of any pecuniary interest he may have therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purpose.

F2 · price: The deemed acquisition price was determined using the closing price on September 26, 2016.

F1 · ownership.nature: These shares are owned by the estate of Mr. Garland's father. Mr. Garland became the executor of his father's estate on September 26, 2016, and is deemed to own the shares as of that date, despite the fact that it was only recently discovered that the estate owned these shares. Mr. Garland disclaims beneficial ownership of these securities except to the extent of any pecuniary interest he may have therein, and the inclusion of these shares in this report shall not be deemed an admission of beneficial ownership of the reported shares for purposes of Section 16 or for any other purpose.

SEC source: 0001534701-16-000155 · wf-form4_147458140572606.xml · derivative · entry 5

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Common Stock · 4,372 shares

Expires 2017-02-08

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.

F4 · derivative.exercise_date: The stock options become exercisable in three equal annual installments beginning February 8, 2008.

SEC source: 0001534701-16-000155 · wf-form4_147458140572606.xml · nonDerivative · entry 2

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 5,695

F1 · balance_after: Includes shares received upon the lapse of restrictions on Restricted Stock Units, which were previously reported in Table I holdings.

SEC source: 0001534701-16-000155 · wf-form4_147458140572606.xml · nonDerivative · entry 1

Herman Robert A · CIK 0001610150 · Executive Vice President

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 10,067

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

F1 · balance_after: Includes shares received upon the lapse of restrictions on Restricted Stock Units, which were previously reported in Table I holdings.

SEC source: 0001209191-16-142089 · doc4.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 80,689,892

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.31 to $77.70. The Reporting Persons undertake to provide Phillips 66, any security holder of Phillips 66, 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 1 to this Form 4.

F2 · ownership.nature: 74,587,892 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (63,291,892), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-141480 · doc4.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 80,671,982

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $76.77 to $77.65.

F2 · ownership.nature: 74,569,982 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (63,273,982), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-141480 · doc4.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 80,109,565

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.13 to $77.50.

F2 · ownership.nature: 74,569,982 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (63,273,982), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-141480 · doc4.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 79,683,088

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.24 to $77.50. The Reporting Persons undertake to provide Phillips 66, any security holder of Phillips 66, 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 ranges set forth in footnotes 1, 4 and 5 to this Form 4.

F2 · ownership.nature: 74,569,982 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (63,273,982), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-140299 · doc4.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 79,652,008

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.66 to $78.00. The Reporting Persons undertake to provide Phillips 66, any security holder of Phillips 66, 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 1 to this Form 4.

F2 · ownership.nature: 73,550,008 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (62,254,008), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-139047 · doc4.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 79,569,647

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.86 to $78.775. The Reporting Persons undertake to provide Phillips 66, any security holder of Phillips 66, 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 1 to this Form 4.

F2 · ownership.nature: 73,467,647 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (62,171,647), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-138549 · doc4.xml · nonDerivative · entry 4

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 79,486,181

F6 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.20 to $78.195.

F2 · ownership.nature: 73,384,181 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (62,088,181), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-138549 · doc4.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 79,287,985

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $78.14 to $78.17.

F2 · ownership.nature: 73,384,181 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (62,088,181), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-138549 · doc4.xml · nonDerivative · entry 2

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 79,285,395

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $77.13 to $78.12.

F2 · ownership.nature: 73,384,181 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (62,088,181), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-138549 · doc4.xml · nonDerivative · entry 1

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 79,072,116

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $76.83 to $77.41. The Reporting Persons undertake to provide Phillips 66, any security holder of Phillips 66, 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 ranges set forth in footnotes 1, 4, 5 and 6 to this Form 4.

F2 · ownership.nature: 73,384,181 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (62,088,181), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.

SEC source: 0001209191-16-127872 · doc4.xml · nonDerivative · entry 3

BERKSHIRE HATHAWAY INC · CIK 0001067983 · 10% owner

BUFFETT WARREN E · CIK 0000315090 · 10% owner

NATIONAL INDEMNITY CO · CIK 0000314943 · 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: 78,782,000

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $79.67 to $79.94.

F2 · ownership.nature: 72,680,000 of the total reported securities are owned by the following subsidiaries of Berkshire Hathaway Inc. ("Berkshire"): National Indemnity Co. (61,384,000), National Fire & Marine Insurance Co. (1,163,000), National Liability & Fire Insurance Co. (1,266,000), Berkshire Hathaway Assurance Corp. (1,558,000), Berkshire Hathaway Homestate Insurance Co. (782,000), Berkshire Hathaway Specialty Insurance Co. (1,314,000) and Columbia Insurance Company (5,213,000). 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 shares of Common Stock 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, the shares of Common Stock presently owned by each such subsidiary.

F3 · ownership.nature: Continuation of Footnote 2: Mr. Buffett disclaims beneficial ownership of the reported securities except to the extent of his pecuniary interest therein. Footnote 3: 6,102,000 of the total reported securities are owned by the following pension plans of Berkshire's subsidiaries: FlightSafety International Inc. Retirement Income Plan (350,000), Fruit of the Loom Pension Trust (921,300), GEICO Corporation Pension Plan Trust (2,499,700), Johns Manville Corporation Master Pension Trust (2,187,000) and General Re Corp. Employee Retirement Trust (144,000). Each of Berkshire, Mr. Buffett and these pension plans disclaims beneficial ownership in such shares.