Sec Form 4 Filing - KKR Genetic Disorder L.P. @ BridgeBio Pharma, Inc. - 2025-03-05

FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person KKR Genetic Disorder L.P. 2. Issuer Name and Ticker or Trading Symbol BridgeBio Pharma, Inc. [ BBIO] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director X __ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 30 HUDSON YARDS, 3. Date of Earliest Transaction (MM/DD/YY) 03/05/2025 (Street) NEW YORK, NY10001 4. If Amendment, Date Original Filed (MM/DD/YY) 6. Individual or Joint/Group Filing (Check Applicable Line) _____ Form filed by One Reporting Person __ X __ Form filed by More than One Reporting Person (City) (State) (Zip)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned 1.Title of Security (Instr. 3) 2. Transaction Date (MM/DD/YY) 2A. Deemed Execution Date, if any (MM/DD/YY) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock 03/05/2025 S 6,000,000 D $ 32.96 ( 1 ) 19,260,971 I See footnotes ( 2 ) ( 3 )

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities) 1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (MM/DD/YY) 3A. Deemed Execution Date, if any (MM/DD/YY) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5) 6. Date Exercisable and Expiration Date (MM/DD/YY) 7. Title and Amount of Underlying Securities (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4) Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares

Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other KKR Genetic Disorder L.P. 30 HUDSON YARDS NEW YORK, NY10001 X KKR Genetic Disorder GP LLC 30 HUDSON YARDS NEW YORK, NY10001 X KKR Group Partnership L.P. 30 HUDSON YARDS NEW YORK, NY10001 X KKR Group Holdings Corp. 30 HUDSON YARDS NEW YORK, NY10001 X KKR Group Co. Inc. 30 HUDSON YARDS NEW YORK, NY10001 X KKR & Co. Inc. 30 HUDSON YARDS NEW YORK, NY10001 X KKR Management LLP 30 HUDSON YARDS NEW YORK, NY10001 X KRAVIS HENRY R C/O KOHLBERG KRAVIS ROBERTS & CO. L.P. 30 HUDSON YARDS NEW YORK, NY10001 X ROBERTS GEORGE R C/O KOHLBERG KRAVIS ROBERTS & CO. L.P. 2800 SAND HILL ROAD, SUITE 200 MENLO PARK, CA94025 X Signatures See Exhibit 99.1 03/07/2025 Signature of Reporting Person Date

Explanation of Responses:

( 1 )Reflects the sale of 6,000,000 shares of common stock of BridgeBio Pharma, Inc. (the "Issuer"), par value $0.001 per share (the "Common Stock"), by KKR Genetic Disorder L.P. in a block sale at a price per share of $32.96 pursuant to Rule 144 of the Securities Act of 1933, as amended. ( 2 )The shares of Common Stock are held by KKR Genetic Disorder L.P. KKR Genetic Disorder GP LLC is the general partner of KKR Genetic Disorder L.P. KKR Group Partnership L.P. is the sole member of KKR Genetic Disorder GP LLC. KKR Group Holdings Corp. is the general partner of KKR Group Partnership L.P. KKR Group Co. Inc. is the sole shareholder of KKR Group Holdings Corp. KKR & Co. Inc. is the sole shareholder of KKR Group Co. Inc. KKR Management LLP is the Series I preferred stockholder of KKR & Co. Inc. Messrs. Henry R. Kravis and George R. Roberts are the founding partners of KKR Management LLP but disclaim beneficial ownership of the reported securities. ( 3 )Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein, except to the extent of such Reporting Person's pecuniary interest therein. The filing of this statement shall not be deemed to be an admission that, for purposes of Section 16 of the Securities Exchange Act of 1934 or otherwise, the Reporting Persons are the beneficial owners of any securities reported herein.

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).

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