TPG GP A, LLC - 12 Jan 2022 Form 3 Insider Report for Allogene Therapeutics, Inc. (ALLO)

Footnote F1

On January 12, 2022, in connection with TPG Inc.'s initial public offering, TPG Inc. engaged in certain transactions as part of a corporate reorganization. As a result of the reorganization, TPG GP A, LLC ("TPG GP A") replaced TPG Group Holdings (SBS) Advisors, Inc. as the managing member of TPG Group Holdings (SBS) Advisors, LLC and thus is replacing TPG Group Holdings (SBS) Advisors, Inc. as a Reporting Person for purposes of filings under Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), including as it relates to the shares of Common Stock ("Common Stock") of Allogene Therapeutics, Inc.

Footnote F2

TPG GP A is owned by entities owned by Messrs. David Bonderman, James G. Coulter and Jon Winkelried (together with TPG GP A, the "Reporting Persons"). Because of the relationship of Messrs. Bonderman, Coulter and Winkelried to TPG GP A, each of Messrs. Bonderman, Coulter and Winkelried may be deemed to beneficially own the shares of Common Stock held by the TPG Funds (as defined below). Messrs. Bonderman and Coulter previously disclosed their beneficial ownership of shares of Common Stock on a Form 3 filed October 10, 2018. Mr. Winkelried does not directly own any shares of Common Stock.

Footnote F3

TPG GP A is the managing member of TPG Group Holdings (SBS) Advisors, LLC, which is the general partner of TPG Group Holdings (SBS), L.P., which holds 100% of the shares of Class B common stock (which represents a majority of the combined voting power of the common stock) of TPG, which is the controlling shareholder of TPG GP Co, Inc., which is the managing member of TPG Holdings I-A, LLC, which is the general partner of TPG Operating Group I, L.P., which is the sole member of each of (i) TPG GenPar VII Advisors, LLC and (ii) The Rise Fund GenPar Advisors, LLC.

Footnote F4

TPG GenPar VII Advisors, LLC is the general partner of TPG GenPar VII, L.P., which is the general partner of TPG Carthage Holdings, L.P., which directly holds 12,477,536 shares of Common Stock. The Rise Fund GenPar Advisors, LLC is the general partner of The Rise Fund GenPar, L.P., which it the general partner of The Rise Fund Carthage, L.P. (together with TPG Carthage Holdings, L.P., the "TPG Funds"), which directly holds 6,238,770 shares of Common Stock.

Footnote F5

Because of the relationship between the Reporting Persons and the TPG Funds, the Reporting Persons may be deemed to beneficially own the securities reported herein to the extent of the greater of their respective direct or indirect pecuniary interests in the profits or capital accounts of the TPG Funds. Each TPG Fund and each Reporting Person disclaims beneficial ownership of the securities reported herein, except to the extent of such TPG Fund's or such Reporting Person's pecuniary interest therein, if any.

Footnote F6

Pursuant to Rule 16a-1(a)(4) under the Exchange Act, this filing shall not be deemed an admission that the Reporting Persons are, for purposes of Section 16 of the Exchange Act or otherwise, the beneficial owners of any equity securities in excess of their respective pecuniary interests.