META

SEC source: 0001127602-18-006850 · form4.xml · nonDerivative · entry 4

Sandberg Sheryl · CIK 0001366010 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sheryl K. Sandberg, Trustee of Sheryl K. Sandberg Revocable Trust UTA dated September 3, 2004

Disclosed balance after: 1,476,252

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $175.85 to $176.81 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held of record by Sheryl K. Sandberg, Trustee of Sheryl K. Sandberg Revocable Trust UTA dated September 3, 2004.

SEC source: 0001127602-18-006850 · form4.xml · nonDerivative · entry 3

Sandberg Sheryl · CIK 0001366010 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sheryl K. Sandberg, Trustee of Sheryl K. Sandberg Revocable Trust UTA dated September 3, 2004

Disclosed balance after: 1,482,552

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.65 to $175.61 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held of record by Sheryl K. Sandberg, Trustee of Sheryl K. Sandberg Revocable Trust UTA dated September 3, 2004.

SEC source: 0001127602-18-006850 · form4.xml · nonDerivative · entry 2

Sandberg Sheryl · CIK 0001366010 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sheryl K. Sandberg, Trustee of Sheryl K. Sandberg Revocable Trust UTA dated September 3, 2004

Disclosed balance after: 1,493,452

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $173.43 to $173.49 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held of record by Sheryl K. Sandberg, Trustee of Sheryl K. Sandberg Revocable Trust UTA dated September 3, 2004.

SEC source: 0001127602-18-006850 · form4.xml · nonDerivative · entry 1

Sandberg Sheryl · CIK 0001366010 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By Sheryl K. Sandberg, Trustee of Sheryl K. Sandberg Revocable Trust UTA dated September 3, 2004

Disclosed balance after: 1,495,352

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 · kind: Represents the number of shares that were acquired upon the conversion of Class B Common Stock to Class A Common Stock in connection with the exercise of the stock option listed in Table II.

F2 · ownership.nature: Shares held of record by Sheryl K. Sandberg, Trustee of Sheryl K. Sandberg Revocable Trust UTA dated September 3, 2004.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 18

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 15,449

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F21 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $175.15 to $175.81 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 17

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 19,234

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F20 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.14 to $175.09 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 16

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 109,036

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F19 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $173.14 to $174.13 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 15

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,147,750

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F18 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $175.17 to $175.80 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 14

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,149,250

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F17 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.14 to $175.11 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 13

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,199,383

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F16 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $173.14 to $174.13 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-006473 · form4.xml · derivative · entry 10

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 0

Underlying: Class A Common Stock · 66,256 shares

Expires not disclosed

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

F10 · security: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F10 · derivative.exercise_price: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F12 · shares: The holder elected to convert the shares of Class B Common Stock into Class A Common Stock on a 1-for-1 basis.

F10 · derivative.exercise_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F10 · derivative.expiration_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-006473 · form4.xml · derivative · entry 9

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 66,256

Underlying: Class A Common Stock · 66,256 shares

Expires not disclosed

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

F10 · security: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F10 · derivative.exercise_price: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F10 · derivative.exercise_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F10 · derivative.expiration_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-006473 · form4.xml · derivative · entry 8

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 662,537

Underlying: Class B Common Stock · 66,256 shares

Expires 2019-08-18

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.

F9 · derivative.exercise_date: The option vested as to 1/5th of the total shares on July 15, 2010, after which 1/60th of the total shares vest monthly, subject to continued service through each vesting date. In connection with certain estate planning transfers, the reporting person transferred vested shares underlying the option to Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/11.

F10 · derivative.underlying: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F11 · ownership.nature: Options held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-006473 · form4.xml · nonDerivative · entry 4

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 391,998

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $175.14 to $175.23 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-006473 · form4.xml · nonDerivative · entry 3

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 392,598

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.14 to $175.04 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-006473 · form4.xml · nonDerivative · entry 2

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 421,791

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $173.14 to $174.13 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-006473 · form4.xml · nonDerivative · entry 1

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 430,048

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 · shares: Represents the number of shares that were acquired upon the conversion of Class B Common Stock to Class A Common Stock in connection with the exercise of the stock options listed in Table II.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-007405 · form4.xml · nonDerivative · entry 4

Koum Jan · CIK 0001621141 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By BNY Mellon Trust of Delaware, Trustee of The Jan Koum Family Trust II U/A/D 2/4/2015

Disclosed balance after: 5,269,287

F4 · kind: Represents a transfer of shares from Jan Koum and BNY Mellon Trust of Delaware, Co-Trustees of The Jan Koum Trust VIII U/A/D 1/29/2016 to Jan Koum and BNY Mellon Trust of Delaware, Trustee of The Jan Koum FamilyTrust II U/A/D 2/4/2015. The reporting person remains the beneficial owner of all of the shares after the transfer.

F5 · ownership.nature: Shares held of record by BNY Mellon Trust of Delaware, Trustee of The Jan Koum Family Trust II U/A/D 2/4/2015. The reporting person exercises voting and dispositive powers over these shares, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-007405 · form4.xml · nonDerivative · entry 3

Koum Jan · CIK 0001621141 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Jan Koum and BNY Mellon Trust of Delaware, Co-Trustees of The Jan Koum Trust VIII U/A/D 1/29/2016

Disclosed balance after: 0

F4 · kind: Represents a transfer of shares from Jan Koum and BNY Mellon Trust of Delaware, Co-Trustees of The Jan Koum Trust VIII U/A/D 1/29/2016 to Jan Koum and BNY Mellon Trust of Delaware, Trustee of The Jan Koum FamilyTrust II U/A/D 2/4/2015. The reporting person remains the beneficial owner of all of the shares after the transfer.

F2 · ownership.nature: Shares held of record by Jan Koum and BNY Mellon Trust of Delaware, Co-Trustees of The Jan Koum Trust VIII U/A/D 1/29/2016.

SEC source: 0001127602-18-007405 · form4.xml · nonDerivative · entry 2

Koum Jan · CIK 0001621141 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Jan Koum, Trustee of The Butterfly Trust U/A/D 1/20/2004

Disclosed balance after: 4,248,339

F1 · kind: Represents a transfer of shares from Jan Koum and BNY Mellon Trust of Delaware, Co-Trustees of The Jan Koum Trust VIII U/A/D 1/29/2016 to Jan Koum, Trustee of The Butterfly Trust U/A/D 1/20/2004. The reporting person remains the beneficial owner of all of the shares after the transfer.

F3 · ownership.nature: Shares held of record by Jan Koum, Trustee of The Butterfly Trust U/A/D 1/20/2004.

SEC source: 0001127602-18-007405 · form4.xml · nonDerivative · entry 1

Koum Jan · CIK 0001621141 · Director

10b5-1 filing: Not disclosed

Ownership: Indirect · By Jan Koum and BNY Mellon Trust of Delaware, Co-Trustees of The Jan Koum Trust VIII U/A/D 1/29/2016

Disclosed balance after: 934,766

F1 · kind: Represents a transfer of shares from Jan Koum and BNY Mellon Trust of Delaware, Co-Trustees of The Jan Koum Trust VIII U/A/D 1/29/2016 to Jan Koum, Trustee of The Butterfly Trust U/A/D 1/20/2004. The reporting person remains the beneficial owner of all of the shares after the transfer.

F2 · ownership.nature: Shares held of record by Jan Koum and BNY Mellon Trust of Delaware, Co-Trustees of The Jan Koum Trust VIII U/A/D 1/29/2016.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 12

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 132,899

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F15 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $176.89 to $177.47 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 11

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 157,169

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F14 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $175.89 to $176.88 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 10

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 186,541

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F13 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.89 to $175.88 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 9

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 224,876

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F12 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $173.89 to $174.88 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 8

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 242,306

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F11 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $172.89 to $173.86 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 7

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 255,999

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F9 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $171.89 to $172.87 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F10 · ownership.nature: Shares held of record by CZI. Mark Zuckerberg, Trustee of The Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust") is the sole member of CZI. Mr. Zuckerberg is the sole trustee of the 2006 Trust and, therefore, is deemed to have sole voting and investment power over the securities held by CZI.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 6

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,207,500

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F8 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $177.16 to $177.39 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 5

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,213,655

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F7 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $176.15 to $177.14 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 4

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,247,775

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $175.15 to $176.14 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 3

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,272,800

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $174.15 to $175.14 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 2

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,292,800

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $173.14 to $174.04 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-006226 · form4.xml · nonDerivative · entry 1

Zuckerberg Mark · CIK 0001548760 · Director · COB and CEO · 10% owner

10b5-1 filing: Not disclosed

Ownership: Indirect · By Chan Zuckerberg Foundation

Disclosed balance after: 10,297,900

F1 · kind: The sales reported were effected by Mark Zuckerberg, Trustee and Settlor of the Chan Zuckerberg Foundation ("CZ Foundation") and CZI Holdings, LLC ("CZI"), as applicable, pursuant to their Rule 10b5-1 trading plans. These sales are part of the plan Mr. Zuckerberg announced in September 2017 to sell 35 million to 75 million Facebook shares over approximately 18 months from the date of that announcement in order to fund the philanthropic initiatives of Mr. Zuckerberg and his wife, Priscilla Chan, in education, science and advocacy.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $172.14 to $173.11 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F3 · ownership.nature: Shares held of record by CZ Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZ Foundation, but has no pecuniary interest in these shares.

SEC source: 0001127602-18-004484 · form4.xml · nonDerivative · entry 1

Sandberg Sheryl · CIK 0001366010 · Director · Chief Operating Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By investment LLC

Disclosed balance after: 233

F1 · kind: Represents the shares received pursuant to a pro rata distribution without consideration to the Reporting Person's investment LLC, whose sole member is the Sheryl K. Sandberg Revocable Trust, and not a purchase or sale.

F1 · ownership.nature: Represents the shares received pursuant to a pro rata distribution without consideration to the Reporting Person's investment LLC, whose sole member is the Sheryl K. Sandberg Revocable Trust, and not a purchase or sale.

SEC source: 0001127602-18-003067 · form4.xml · nonDerivative · entry 1

FISCHER DAVID B. · CIK 0001549078 · VP Marketing & Bus. Part.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,040

F1 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F2 · balance_after: Since the date of the reporting person's last ownership report, he transferred 2,771 shares of the Issuer's Class A common stock pursuant to a domestic relations order.

SEC source: 0001127602-18-001998 · form4.xml · derivative · entry 5

FISCHER DAVID B. · CIK 0001549078 · VP Marketing & Bus. Part.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 14,988 shares

Expires not disclosed

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

F5 · security: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F5 · derivative.exercise_price: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F6 · shares: The holder elected to convert the shares of Class B Common Stock into Class A Common Stock on a 1-for-1 basis.

F5 · derivative.exercise_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F5 · derivative.expiration_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

SEC source: 0001127602-18-001998 · form4.xml · derivative · entry 4

FISCHER DAVID B. · CIK 0001549078 · VP Marketing & Bus. Part.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 14,988

Underlying: Class A Common Stock · 14,988 shares

Expires not disclosed

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

F5 · security: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F5 · derivative.exercise_price: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F5 · derivative.exercise_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F5 · derivative.expiration_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

SEC source: 0001127602-18-001998 · form4.xml · derivative · entry 3

FISCHER DAVID B. · CIK 0001549078 · VP Marketing & Bus. Part.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 104,916

Underlying: Class B Common Stock · 14,988 shares

Expires 2021-03-24

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_price: Each RSU represents a contingent right to receive 1 share of the issuer's Class B Common Stock upon settlement.

F4 · derivative.exercise_date: The RSUs vest as to 1/16th of the total shares quarterly, beginning on January 15, 2016, subject to continued service through each vesting date.

F5 · derivative.underlying: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

SEC source: 0001127602-18-001998 · form4.xml · nonDerivative · entry 2

FISCHER DAVID B. · CIK 0001549078 · VP Marketing & Bus. Part.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 83,398

F2 · shares: Represents the number of shares of Class A Common Stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the RSUs and does not represent a sale by the reporting person.

SEC source: 0001127602-18-001998 · form4.xml · nonDerivative · entry 1

FISCHER DAVID B. · CIK 0001549078 · VP Marketing & Bus. Part.

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 90,028

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 · shares: Represents the number of shares that were acquired upon conversion of Class B Common Stock to Class A Common Stock in connection with the settlement of the Restricted Stock Units ("RSUs") listed in Table II.

SEC source: 0001127602-18-001999 · form4.xml · derivative · entry 7

Cox Christopher K · CIK 0001607459 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 0

Underlying: Class A Common Stock · 59,952 shares

Expires not disclosed

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

F7 · security: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F7 · derivative.exercise_price: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F8 · shares: The holder elected to convert the shares of Class B Common Stock into Class A Common Stock on a 1-for-1 basis.

F7 · derivative.exercise_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F7 · derivative.expiration_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

SEC source: 0001127602-18-001999 · form4.xml · derivative · entry 6

Cox Christopher K · CIK 0001607459 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,952

Underlying: Class A Common Stock · 59,952 shares

Expires not disclosed

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

F7 · security: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F7 · derivative.exercise_price: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F7 · derivative.exercise_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F7 · derivative.expiration_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

SEC source: 0001127602-18-001999 · form4.xml · derivative · entry 5

Cox Christopher K · CIK 0001607459 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 59,953

Underlying: Class B Common Stock · 59,952 shares

Expires 2021-03-24

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_price: Each RSU represents a contingent right to receive 1 share of the issuer's Class B Common Stock upon settlement.

F6 · derivative.exercise_date: The RSUs vest as to 1/16th of the total shares quarterly, beginning on July 15, 2014, subject to continued service through each vesting date.

F7 · derivative.underlying: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

SEC source: 0001127602-18-001999 · form4.xml · nonDerivative · entry 2

Cox Christopher K · CIK 0001607459 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 47,042

F2 · shares: Represents the number of shares of Class A Common Stock that have been withheld by the issuer to satisfy its income tax withholding and remittance obligations in connection with the net settlement of the RSUs and does not represent a sale by the reporting person.

SEC source: 0001127602-18-001999 · form4.xml · nonDerivative · entry 1

Cox Christopher K · CIK 0001607459 · Chief Product Officer

10b5-1 filing: Not disclosed

Ownership: Direct

Disclosed balance after: 75,962

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 · shares: Represents the number of shares that were acquired upon conversion of Class B Common Stock to Class A Common Stock in connection with the settlement of the Restricted Stock Units ("RSUs") listed in Table II.

SEC source: 0001127602-18-001653 · form4.xml · derivative · entry 9

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 0

Underlying: Class A Common Stock · 66,256 shares

Expires not disclosed

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

F9 · security: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F9 · derivative.exercise_price: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F11 · shares: The holder elected to convert the shares of Class B Common Stock into Class A Common Stock on a 1-for-1 basis.

F9 · derivative.exercise_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F9 · derivative.expiration_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-001653 · form4.xml · derivative · entry 8

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 66,256

Underlying: Class A Common Stock · 66,256 shares

Expires not disclosed

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

F9 · security: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F9 · derivative.exercise_price: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F9 · derivative.exercise_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F9 · derivative.expiration_date: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-001653 · form4.xml · derivative · entry 7

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 728,793

Underlying: Class B Common Stock · 66,256 shares

Expires 2019-08-18

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: The option vested as to 1/5th of the total shares on July 15, 2010, after which 1/60th of the total shares vest monthly, subject to continued service through each vesting date. In connection with certain estate planning transfers, the reporting person transferred vested shares underlying the option to Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/11.

F9 · derivative.underlying: The Class B Common Stock is convertible into the issuer's Class A Common Stock on a 1-for-1 basis (a) at the holder's option or (b) upon certain transfers of such shares, and has no expiration date.

F10 · ownership.nature: Options held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-001653 · form4.xml · nonDerivative · entry 3

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 363,792

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $188.18 to $188.33 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.

SEC source: 0001127602-18-001653 · form4.xml · nonDerivative · entry 2

Schroepfer Michael Todd · CIK 0001509441 · Chief Technology Officer

10b5-1 filing: Not disclosed

Ownership: Indirect · By The HS Trust U/A/D 9/28/2011

Disclosed balance after: 365,849

F3 · kind: The sales reported on this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the holder.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $187.18 to $188.15 per share, inclusive. The holder undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon written request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.

F2 · ownership.nature: Shares held of record by Michael Schroepfer and Erin Hoffmann, Co-Trustees of The HS Trust U/A/D 9/28/2011.