META

SEC source: 0000950103-24-002469 · dp207008_4-zuckerberg0215i.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: 668,971

F2 · kind: The sales reported were effected by the CZI Foundation pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F9 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $478.72 to $479.70 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 the Chan Zuckerberg Initiative Foundation ("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: 0000950103-24-002469 · dp207008_4-zuckerberg0215i.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: 671,168

F2 · kind: The sales reported were effected by the CZI Foundation pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F8 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $477.71 to $478.685 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 the Chan Zuckerberg Initiative Foundation ("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: 0000950103-24-002469 · dp207008_4-zuckerberg0215i.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: 673,747

F2 · kind: The sales reported were effected by the CZI Foundation pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F7 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $476.685 to $477.625 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 the Chan Zuckerberg Initiative Foundation ("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: 0000950103-24-002469 · dp207008_4-zuckerberg0215i.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: 674,647

F2 · kind: The sales reported were effected by the CZI Foundation pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $475.635 to $476.59 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.

F1 · ownership.nature: Shares held of record by the Chan Zuckerberg Initiative Foundation ("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: 0000950103-24-002469 · dp207008_4-zuckerberg0215i.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: 676,647

F2 · kind: The sales reported were effected by the CZI Foundation pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $474.63 to $475.55 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.

F1 · ownership.nature: Shares held of record by the Chan Zuckerberg Initiative Foundation ("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: 0000950103-24-002469 · dp207008_4-zuckerberg0215i.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: 680,570

F2 · kind: The sales reported were effected by the CZI Foundation pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $473.595 to $474.47 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 the Chan Zuckerberg Initiative Foundation ("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: 0000950103-24-002469 · dp207008_4-zuckerberg0215i.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: 682,370

F2 · kind: The sales reported were effected by the CZI Foundation pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $472.39 to $473.265 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 the Chan Zuckerberg Initiative Foundation ("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: 0000950103-24-002469 · dp207008_4-zuckerberg0215i.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: 682,770

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 the Chan Zuckerberg Initiative Foundation ("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: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · derivative · entry 16

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 3,769,916

Underlying: Class A Common Stock · 17,925 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.

F17 · 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.

F17 · 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.

F17 · 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.

F17 · 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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 15

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 0

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F16 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $487.84 to $488.50 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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 14

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 617

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F15 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $486.70 to $487.635 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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 13

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 4,929

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F14 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $485.70 to $486.68 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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 12

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 7,407

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F13 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $484.685 to $485.62 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.

F1 · ownership.nature: Shares held of record by Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 11

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 8,740

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F12 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $483.65 to $484.45 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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 10

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 9,823

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F11 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $482.57 to $483.54 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.

F1 · ownership.nature: Shares held of record by Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 9

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 10,261

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F10 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $481.33 to $481.67 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.

F1 · ownership.nature: Shares held of record by Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 8

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 10,461

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F9 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $480.155 to $480.965 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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 7

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 11,559

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F8 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $479.10 to $480.00 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.

F1 · ownership.nature: Shares held of record by Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 6

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 12,827

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F7 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $478.05 to $479.00 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.

F1 · ownership.nature: Shares held of record by Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 5

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 13,978

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $476.95 to $477.92 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.

F1 · ownership.nature: Shares held of record by Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 4

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 14,578

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $475.845 to $476.80 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.

F1 · ownership.nature: Shares held of record by Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 3

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 15,473

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F4 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $474.83 to $475.53 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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 2

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 17,023

F2 · kind: The sales reported were effected by Mark Zuckerberg, Trustee of the 2006 Trust pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F3 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $473.55 to $474.53 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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002470 · dp207009_4-zuckerberg0215ii.xml · nonDerivative · entry 1

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

10b5-1 filing: Plan reported

Ownership: Indirect · By Mark Zuckerberg, Trustee Of The Mark Zuckerberg Trust Dated July 7, 2006

Disclosed balance after: 17,925

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 Mark Zuckerberg, Trustee of the Mark Zuckerberg Trust dated July 7, 2006 ("2006 Trust").

SEC source: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · derivative · entry 28

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 295,727,561

Underlying: Class A Common Stock · 31,493 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.

F31 · 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.

F31 · 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.

F31 · 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.

F31 · 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 27

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

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F30 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $487.92 to $488.49 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 26

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 1,117

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F29 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $486.82 to $487.73 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 25

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 7,045

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F28 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $485.805 to $486.79 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 24

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 12,480

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F27 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $484.78 to $485.765 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 23

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 14,891

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F26 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $483.76 to $484.75 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 22

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 17,224

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F25 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $482.74 to $483.72 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 21

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 18,176

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F24 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $481.28 to $481.79 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 20

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 18,776

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F23 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $480.095 to $480.97 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 19

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 20,905

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F22 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $479.07 to $479.95 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 18

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 22,905

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F21 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $477.97 to $478.90 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 17

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 25,093

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F20 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $476.96 to $477.655 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.xml · nonDerivative · entry 16

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

10b5-1 filing: Plan reported

Ownership: Indirect · By CZI Holdings, LLC

Disclosed balance after: 25,893

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F19 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $475.84 to $476.79 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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: 27,093

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F18 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $474.81 to $475.795 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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: 29,593

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F17 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $473.80 to $474.72 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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: 31,093

F15 · kind: The sales reported were effected by CZI pursuant to the Rule 10b5-1 trading plan adopted by the reporting person on July 31, 2023.

F16 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $472.77 to $473.26 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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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: 31,493

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.

F14 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 328,731

F1 · 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 July 31, 2023.

F13 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $487.81 to $488.225 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 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 328,981

F1 · 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 July 31, 2023.

F12 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $486.535 to $487.53 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 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 329,664

F1 · 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 July 31, 2023.

F11 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $485.48 to $486.35 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 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 330,014

F1 · 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 July 31, 2023.

F10 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $484.03 to $484.875 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.

F3 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 330,365

F1 · 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 July 31, 2023.

F9 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $480.88 to $481.75 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.

F3 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 330,565

F1 · 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 July 31, 2023.

F8 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $478.96 to $479.76 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.

F3 · 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 330,815

F1 · 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 July 31, 2023.

F7 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $477.93 to $478.89 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 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 331,015

F1 · 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 July 31, 2023.

F6 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $476.79 to $477.37 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 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: 0000950103-24-002471 · dp207010_4-zuckerberg0215iii.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 Advocacy

Disclosed balance after: 331,115

F1 · 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 July 31, 2023.

F5 · price: The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $475.53 to $476.32 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 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.