BridgeBio Strengthens Board Commitment with Major Equity Package to Director Lo

Rhea-AI Filing Summary

BridgeBio Pharma (BBIO) Director Andrew Lo reported new equity grants on June 20, 2025. The insider received:

• 6,589 Restricted Stock Units (RSUs) with zero acquisition cost, vesting over three years through June 20, 2028
• 8,425 Stock Options with a strike price of $41.73, exercisable until June 19, 2035, also vesting over three years

Following these transactions, Lo owns 54,688 shares directly and 105,583 shares indirectly through joint ownership with Nancy N. Lo. The equity grants are subject to continued service on the board. These awards were granted under the company's 2021 Amended and Restated Stock Option and Incentive Plan, representing standard director compensation rather than open market transactions.

SEC Form 4

FORM 4

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
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Lo Andrew

(Last) (First) (Middle)

C/O BRIDGEBIO PHARMA, INC.

3160 PORTER DR., SUITE 250

(Street)

PALO ALTO CA 94304

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BridgeBio Pharma, Inc. [ BBIO ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
06/20/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	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	06/20/2025		A(1)		6,589	A	$0(2)	54,688	D
Common Stock								105,583	I	By Andrew W. Lo and Nancy N. Lo JTWROS

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 (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	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 (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (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: 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
Stock Option (Right to Buy)	$41.73	06/20/2025		A		8,425		(3)	06/19/2035	Common Stock	8,425	$0	8,425	D

Explanation of Responses:

1. Grant of restricted stock units ("RSUs") under the Issuer's 2021 Amended and Restated BridgeBio Pharma, Inc. Stock Option and Incentive Plan. One-third of the RSUs will vest each year after June 20, 2025, such that all of the units will be vested on June 20, 2028, subject to the Reporting Person's continued service on the Issuer's board of directors.

2. Each RSU represents a contingent right to receive one share of the Issuer's Common Stock.

3. One-third of the shares underlying the stock option will vest each year after June 20, 2025, such that all of the underlying shares will be vested on June 20, 2028, subject to the Reporting Person's continued service on the Issuer's board of directors.

	/s/ Andrew W. Lo, Ph.D.	06/24/2025
	** Signature of Reporting Person	Date
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).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

How many shares of BBIO stock did Director Andrew Lo receive in RSUs on June 20, 2025?

Director Andrew Lo received 6,589 restricted stock units (RSUs) of BBIO stock on June 20, 2025. These RSUs will vest over three years, with one-third vesting each year starting from June 20, 2025, until fully vested on June 20, 2028.

What is the exercise price of BBIO stock options granted to Andrew Lo in June 2025?

Andrew Lo was granted stock options with an exercise price of $41.73 per share on June 20, 2025. The options are for 8,425 shares and will expire on June 19, 2035.

How many BBIO shares does Andrew Lo own directly after the June 2025 transactions?

Following the reported transactions, Andrew Lo directly owns 54,688 shares of BBIO common stock. Additionally, he indirectly owns 105,583 shares jointly with Nancy N. Lo JTWROS (Joint Tenants with Right of Survivorship).

What is the vesting schedule for BBIO Director Andrew Lo's June 2025 equity grants?

Both the RSUs and stock options granted on June 20, 2025, follow the same vesting schedule: one-third will vest each year after June 20, 2025, becoming fully vested on June 20, 2028. The vesting is subject to Lo's continued service on BBIO's board of directors.