META

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 11,564

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $538.19 to $538.60 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 11,928

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $536.60 to $537.54 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 12,505

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $535.60 to $536.50 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 13,541

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $534.60 to $535.39 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 14,180

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $533.57 to $534.43 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 14,420

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $532.14 to $532.75 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 14,790

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $531.00 to $531.67 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 15,485

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $530.00 to $530.92 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 15,873

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $528.97 to $529.80 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.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 Advocacy

Disclosed balance after: 16,265

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $527.93 to $528.87 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 14

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Advocacy

Disclosed balance after: 17,748

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $526.93 to $527.90 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 13

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Advocacy

Disclosed balance after: 19,607

F15 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 2024.

F16 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $525.77 to $526.75 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.

F17 · ownership.nature: Shares held of record by CZI Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 12

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: 555,809

F1 · 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 February 21, 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 $538.75 to $539.40 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 11

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: 555,926

F1 · 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 February 21, 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 $537.75 to $538.33 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 10

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: 556,422

F1 · 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 February 21, 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 $536.70 to $537.49 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 9

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: 556,809

F1 · 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 February 21, 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 $535.60 to $536.55 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 8

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: 557,841

F1 · 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 February 21, 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 $534.60 to $535.59 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 7

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: 558,645

F1 · 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 February 21, 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 $532.70 to $533.52 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 6

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: 559,005

F1 · 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 February 21, 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 $531.51 to $532.50 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 5

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: 559,386

F1 · 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 February 21, 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 $530.38 to $531.11 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 4

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: 559,900

F1 · 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 February 21, 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 $529.00 to $529.71 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 3

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: 560,430

F1 · 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 February 21, 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 $527.92 to $528.90 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 2

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: 561,715

F1 · 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 February 21, 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 $526.92 to $527.89 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.

F3 · 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: 0000950103-24-012636 · dp217083_4.xml · nonDerivative · entry 1

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: 563,545

F1 · 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 February 21, 2024.

F2 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $525.45 to $526.28 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.

F3 · 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: 0000950103-24-012688 · dp217071_4-olivan.xml · nonDerivative · entry 1

Olivan Javier · CIK 0001564475 · Chief Operating Officer

10b5-1 filing: Plan reported

Ownership: Direct

Disclosed balance after: 14,424

F1 · kind: The sale reported was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on August 30, 2023.

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 20,111

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 2024.

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

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 20,207

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 2024.

F30 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $542.31 to $542.78 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 Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 20,577

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $541.30 to $542.07 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 Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 21,080

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $540.10 to $541.00 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 Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 22,034

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $539.09 to $540.04 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.

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

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 22,411

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $538.09 to $538.72 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 Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 22,695

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $536.85 to $537.65 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.

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

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 23,493

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $535.85 to $536.75 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 Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 24,483

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $534.85 to $535.76 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 Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 25,353

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $533.77 to $534.17 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.

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

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 25,660

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $532.72 to $533.62 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 Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 26,123

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $531.59 to $532.15 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.

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

SEC source: 0000950103-24-012635 · dp217082_4.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 Advocacy

Disclosed balance after: 26,583

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $530.59 to $531.57 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 Advocacy. The reporting person is deemed to have voting and investment power over the shares held by CZI Advocacy, but has no pecuniary interest in these shares.

SEC source: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 14

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Chan Zuckerberg Initiative Advocacy

Disclosed balance after: 27,736

F16 · kind: The sales reported were effected by Chan Zuckerberg Initiative Advocacy ("CZI Advocacy") pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on February 21, 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 $529.27 to $530.23 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.

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

SEC source: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 13

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: 563,784

F1 · 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 February 21, 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 $543.00 to $543.50 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 12

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: 563,984

F1 · 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 February 21, 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 $541.69 to $542.57 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 11

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: 564,480

F1 · 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 February 21, 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 $540.53 to $541.50 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 10

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: 565,280

F1 · 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 February 21, 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 $539.43 to $540.35 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 9

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: 565,780

F1 · 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 February 21, 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 $538.24 to $539.19 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 8

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: 566,180

F1 · 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 February 21, 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 $537.00 to $537.65 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 7

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: 566,824

F1 · 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 February 21, 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 $536.00 to $536.97 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 6

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: 568,224

F1 · 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 February 21, 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 $534.95 to $535.85 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 5

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: 568,724

F1 · 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 February 21, 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 $533.59 to $534.34 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 4

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: 569,324

F1 · 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 February 21, 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 $532.53 to $533.22 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.

F3 · 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: 0000950103-24-012635 · dp217082_4.xml · nonDerivative · entry 3

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: 569,724

F1 · 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 February 21, 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 $531.50 to $532.07 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.

F3 · 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.