Sec Form 4 Filing - Schmid John P. @ BridgeBio Oncology Therapeutics, Inc. - 2025-08-11

Insider filing report for Changes in Beneficial Ownership
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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
Schmid John P.
2. Issuer Name and Ticker or Trading Symbol
BridgeBio Oncology Therapeutics, Inc. [ BBOT]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director _____ 10% Owner
_____ Officer (give title below) X __ Other (specify below)
Former Director
(Last) (First) (Middle)
C/O HELIX ACQUISITION CORP. II, 200 CLARENDON STREET, 52ND FLOOR
3. Date of Earliest Transaction (MM/DD/YY)
08/11/2025
(Street)
BOSTON, MA02116
4. If Amendment, Date Original Filed (MM/DD/YY)
6. Individual or Joint/Group Filing (Check Applicable Line)
__ X __ Form filed by One Reporting Person
_____ 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 08/11/2025 M( 1 ) 30,000 A 30,000 D
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
Class B ordinary shares ( 1 ) 08/11/2025 M( 1 ) 30,000 ( 1 ) ( 1 ) Class A ordinary shares < span class="form4-data"> 30,000 $ 0 0 D
Reporting Owners
Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
Schmid John P.
C/O HELIX ACQUISITION CORP. II
200 CLARENDON STREET, 52ND FLOOR
BOSTON, MA02116
Former Director
Signatures
/s/ John P. Schmid 08/11/2025
Signature of Reporting Person Date
Explanation of Responses:
( 1 )In connection with and prior to the closing of the business combination between the Issuer (which was formerly known as Helix Acquisition Corp. II, "Helix") and TheRas, Inc., among other things, (i) each of Helix's Class B ordinary shares converted into one Helix Class A ordinary share, on a one-for-one basis, as described under the heading "Description of Securities" in Helix's Registration Statement on Form S-1 (File No. 333-276591), (ii) Helix migrated to and domesticated as a Delaware corporation in accordance with Section 388 of the Delaware General Corporation Law, as amended, and the Cayman Islands Companies Act (As Revised) (the "Domestication"), and (iii) as a result of the Domestication, each Class A ordinary share of Helix converted into one share of the Issuer's common stock, on a one-for-one basis. Prior to such conversion, the Helix Class B ordinary shares had no expiration date.

Remarks:
The Reporting person was a director of Helix prior to the Domestication and resigned from such role effective as of August 11, 2025, immediately prior to the Domestication.

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