BBIO

SEC source: 0000903423-19-000266 · vgpbbio4.xml · nonDerivative · entry 1

VIKING GLOBAL PERFORMANCE LLC · CIK 0001132625 · 10% owner

Viking Global Equities Master Ltd. · CIK 0001759530 · 10% owner

Viking Long Fund GP LLC · CIK 0001621607 · 10% owner

Viking Long Fund Master Ltd. · CIK 0001621596 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: Not disclosed

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 11,736,137

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 · price: Immediately prior to the closing of the Issuer's initial public offering ("IPO"), the Series C Preferred Units and Series D Preferred Units in BridgeBio Pharma LLC held by the Reporting Persons (defined below) were exchanged for shares of common stock, par value $0.001 per share (the "Common Stock"), of the Issuer in an exempt transaction pursuant to Rules 16b-6 and 16b-7.

F2 · ownership.nature: O. Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), Viking Global Performance LLC ("VGP"), Viking Long Fund GP LLC ("VLFGP") and Viking Global Opportunities GP LLC ("Opportunities GP"), the sole owner of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"). VGI provides managerial services to various investment funds, including Viking Global Equities Master Ltd. ("VGEM"), Viking Long Fund Master Ltd. ("VLFM") and Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund," and together with VLFM and VGEM, the "Viking Funds").

F3 · ownership.nature: VGP serves as the investment manager of VGEM. Opportunities Portfolio GP is the general partner of Opportunities Fund. VLFGP serves as the investment manager of VLFM. Each of the Viking Funds, VGI, VGP, VLFGP, Opportunities Portfolio GP, Mr. Halvorsen, Mr. Ott and Ms. Shabet (collectively, the "Reporting Persons") may be deemed to beneficially own the shares reported on this form.

F4 · ownership.nature: VGEM directly holds 631,167 shares of Common Stock; VLFM directly holds 251,204 shares of Common Stock; and Opportunities Fund directly holds 25,738,620 shares of Common Stock.

F5 · ownership.nature: VGI provides managerial services to the Viking Funds. Because of the relationship between VGI and the Viking Funds, VGI may be deemed to beneficially own the shares directly held by the Viking Funds. VGP is the investment manager of VGEM. Because of the relationships between VGP and VGEM, VGP may be deemed to beneficially own the shares directly held by VGEM. VLFGP serves as the investment manager of VLFM. Because of the relationship between VLFGP and VLFM, VLFGP may be deemed to beneficially own the shares directly held by VLFM.

F6 · ownership.nature: Opportunities Portfolio GP is the general partner of Opportunities Fund. Because of the relationship between Opportunities Portfolio GP and Opportunities Fund, Opportunities Portfolio GP may be deemed to beneficially own the shares of Common Stock held directly by Opportunities Fund. Opportunities GP is the sole owner of Opportunities Portfolio GP. Because of the relationship between Opportunities GP and Opportunities Portfolio GP, Opportunities GP may be deemed to beneficially own the shares of Opportunities Fund.

F7 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 or for any other purpose.