Transaction Details

Footnotes

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. | Shares held of record by Chan Zuckerberg Initiative Foundation ("CZI Foundation"). The reporting person is deemed to have sole voting and investment power over the shares held by CZI Foundation, but has no pecuniary interest in these shares. | Shares held of record by Chan Zuckerberg Biohub, Inc. ("CZ Biohub"). The reporting person is deemed to have sole voting and investment power over the shares held by CZ Biohub, but has no pecuniary interest in these shares. | 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. | Reflects a change in form of beneficial ownership since the last filing for no consideration in a transfer exempt from Section 16 pursuant to Rule 16a-13 under the Securities Exchange Act of 1934, as amended. | Shares held of record by Mark Zuckerberg, Trustee of the 2006 Trust. | Shares held of record by Chan Zuckerberg Holdings, LLC ("CZ Holdings"), which is beneficially owned by the reporting person. The reporting person is deemed to have sole voting and investment power over the securities held by CZ Holdings. | Shares held of record by CZI Holdings I, LLC ("CZI I"), which is beneficially owned by the reporting person. The reporting person is deemed to have sole voting and investment power over the securities held by CZI I. | Shares held of record by Chan Zuckerberg Holdings II, LLC ("CZ Holdings II"), which is beneficially owned by the reporting person. The reporting person is deemed to have sole voting and investment power over the securities held by CZ Holdings II. | Shares held of record by Chan Zuckerberg Holdings III, LLC ("CZ Holdings III"), which is beneficially owned by the reporting person. The reporting person is deemed to have sole voting and investment power over the securities held by CZ Holdings III. | Shares held of record by CZ Management, LLC ("CZ Management"), which is beneficially owned by the reporting person. The reporting person is deemed to have sole voting and investment power over the securities held by CZ Management. | Shares held of record by Chan Zuckerberg Holdings IV, LLC ("CZ Holdings IV"), which is beneficially owned by the reporting person. The reporting person is deemed to have sole voting and investment power over the securities held by CZ Holdings IV. | Shares held of record by Chan Zuckerberg Holdings V, LLC ("CZ Holdings V"), which is beneficially owned by the reporting person. The reporting person is deemed to have sole voting and investment power over the securities held by CZ Holdings V.