META

SEC source: 0000950103-25-001074 · dp224002_4-zuckerberg0127pt1.xml · nonDerivative · entry 5

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 21,964

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $631.12 to $631.99 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-001074 · dp224002_4-zuckerberg0127pt1.xml · nonDerivative · entry 4

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,434

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $629.54 to $629.65 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-001074 · dp224002_4-zuckerberg0127pt1.xml · nonDerivative · entry 3

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,614

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $627.00 to $627.60 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-001074 · dp224002_4-zuckerberg0127pt1.xml · nonDerivative · entry 2

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,894

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-001074 · dp224002_4-zuckerberg0127pt1.xml · nonDerivative · entry 1

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,946

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 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · derivative · entry 29

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 193,364,470

Underlying: Class A Common Stock · 22,946 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.

F30 · 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.

F30 · 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.

F30 · 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.

F30 · 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 28

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 275,846

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F29 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $650.23 to $651.11 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 27

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 276,359

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F28 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $648.94 to $649.88 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 26

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 277,063

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F27 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $647.94 to $648.79 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 25

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 277,201

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F26 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $646.94 to $647.92 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 24

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 278,336

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F25 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $645.89 to $646.79 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 23

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 280,441

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F24 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $644.88 to $645.86 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 22

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 283,213

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F23 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $643.84 to $644.81 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 21

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 284,367

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F22 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $642.79 to $643.66 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 20

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 285,187

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F21 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $641.74 to $642.73 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 19

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 286,957

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F20 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $640.66 to $641.59 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 18

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 288,229

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F19 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $639.64 to $640.61 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 17

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 288,533

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 16

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 288,629

F16 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F17 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $636.02 to $636.87 per share. 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.

F18 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 15

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 0

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F15 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $650.70 to $651.08 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 14

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 390

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F14 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $649.575 to $650.49 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 13

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 1,089

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F13 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $648.55 to $649.50 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 12

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 2,160

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F12 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $647.37 to $647.94 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 11

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 3,609

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F11 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $646.35 to $647.34 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 10

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 6,083

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F10 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $645.35 to $646.34 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 9

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 10,538

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F9 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $644.32 to $645.315 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 8

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 14,354

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F8 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $643.30 to $644.23 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 7

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 15,943

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F7 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $642.30 to $643.19 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 6

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 18,013

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $641.30 to $642.26 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 5

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 20,744

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $640.17 to $641.14 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 4

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,366

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 3

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,456

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $636.83 to $637.38 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 2

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,646

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $635.63 to $636.18 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000930 · dp223860_4-zuckerberg0124.xml · nonDerivative · entry 1

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,946

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 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · derivative · entry 29

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 193,387,416

Underlying: Class A Common Stock · 22,946 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.

F30 · 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.

F30 · 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.

F30 · 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.

F30 · 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 28

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 288,821

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F29 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $636.25 to $636.28 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 27

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 288,893

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F28 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $635.24 to $636.17 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 26

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 289,415

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F27 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $634.24 to $634.65 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 25

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 289,611

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F26 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $632.405 to $632.875 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 24

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 290,512

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F25 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $631.40 to $632.38 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 23

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 292,084

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F24 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $630.30 to $631.18 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 22

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 293,266

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F23 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $629.30 to $630.29 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 21

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 295,105

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F22 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $628.22 to $629.19 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 20

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 297,103

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F21 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $627.185 to $628.14 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 19

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 297,802

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F20 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $626.17 to $627.15 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 18

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 298,551

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F19 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $625.09 to $625.88 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 17

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 300,011

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F18 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $624.09 to $625.04 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 16

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 301,408

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F17 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $623.015 to $623.91 per share. 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.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 15

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Foundation

Disclosed balance after: 301,700

F15 · kind: The sales reported were effected by the Chan Zuckerberg Initiative Foundation ("CZI Foundation") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F16 · ownership.nature: Shares held of record by CZI Foundation. The reporting person is deemed to have voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares.

SEC source: 0000950103-25-000929 · dp223859_4-zuckerberg0123.xml · nonDerivative · entry 14

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 0

F2 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on August 9, 2024.

F14 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $635.29 to $636.25 per share. 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.

F1 · ownership.nature: Shares held of record by CZI Holdings, LLC ("CZI"). Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust"), is the sole member of CZI. The reporting person 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.