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

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

1. Name and Address of Reporting Person ^*

Chen Bihua

(Last)

(First)

(Middle)

C/O CORMORANT ASSET MANAGEMENT LP

200 CLARENDON STREET, 50TH FLOOR

(Street)

BOSTON

02116

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
BlossomHill Therapeutics, Inc. [ BLSM ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
08/06/2026

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

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

	Form filed by One Reporting Person
X	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)
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	Code	V	Amount	(A) or (D)	Price		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
Common Stock	08/10/2026		C		1,599,993 ⁽¹⁾	A	⁽²⁾	1,599,993 ⁽¹⁾	I	See footnotes ⁽³⁾ ⁽⁴⁾
Common Stock	08/10/2026		C		1,701,541 ⁽⁵⁾	A	⁽²⁾	3,301,534 ⁽⁶⁾	I	See footnotes ⁽³⁾ ⁽⁴⁾
Common Stock	08/10/2026		P		312,500 ⁽⁷⁾	A	$ 16	3,614,034 ⁽⁸⁾	I	See footnotes ⁽³⁾ ⁽⁴⁾

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)
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)	Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	8. Price of Derivative Security (Instr. 5)		10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
Director Stock Option (Right to Buy)	$ 16	08/06/2026		A		23,904		⁽⁹⁾	08/05/2036	Common Stock	23,904	$ 0	23,904	D
Series A Preferred Stock	⁽²⁾	08/10/2026		C			1,599,993	⁽²⁾	⁽²⁾	Common Stock	1,599,993 ⁽¹⁾	⁽²⁾	0	I	See footnotes ⁽³⁾ ⁽⁴⁾
Series B Preferred Stock	⁽²⁾	08/10/2026		C			1,701,541	⁽²⁾	⁽²⁾	Common Stock	1,701,541 ⁽⁵⁾	⁽²⁾	0	I	See footnotes ⁽³⁾ ⁽⁴⁾

Explanation of Responses:

1. Represents (i) 1,228,315 shares issued upon conversion of shares of Series A Preferred Stock beneficially owned by Fund III (defined below), and (ii) 371,678 shares issued upon conversion of shares of Series A Preferred Stock beneficially owned by Master Fund (defined below).

2. Each share of Series A Preferred Stock and Series B Preferred Stock (together, the "Preferred Stock") automatically converted into 1 share of Common Stock upon the closing of the Issuer's initial public offering without payment of further consideration. The Preferred Stock had no expiration date.

3. Cormorant Asset Management, LP ("Cormorant") serves as the investment manager of Cormorant Global Healthcare Master Fund, LP (the "Master Fund"), Cormorant Private Healthcare Fund III, LP ("Fund III"), Cormorant Private Healthcare Fund V, LP ("Fund V") and Cormorant Private Healthcare Fund VI, LP ("Fund VI"). Cormorant Global Healthcare GP, LLC ("GP LLC"), Cormorant Private Healthcare GP III, LLC ("GP III"), Cormorant Private Healthcare GP V, LLC ("GP V") and Cormorant Private Healthcare GP VI, LLC ("GP VI") serve as General Partner of the Master Fund, Fund III, Fund V and Fund VI, respectively.

4. Bihua Chen serves as manager of Cormorant, GP LLC, GP III, GP V and GP VI. Each of the Reporting Persons disclaims beneficial ownership of the shares reported herein except to the extent of its or her pecuniary interest therein, and the filing of this Form 4 shall not be construed as an admission that any of the Reporting Persons is the beneficial owner of any such shares for purposes of Section 16(a) of the Securities Exchange Act of 1934 or for any other purpose.

5. Represents (i) 274,912 shares issued upon conversion of shares of Series B Preferred Stock beneficially owned by Master Fund, (ii) 1,052,460 shares issued upon conversion of shares of Series B Preferred Stock beneficially owned by Fund V and (iii) 374,169 shares issued upon conversion of shares of Series B Preferred Stock beneficially owned by Fund VI.

6. Represents an aggregate of (i) 646,590 shares beneficially owned by Master Fund, (ii) 1,228,315 shares beneficially owned by Fund III, (iii) 1,052,460 shares beneficially owned by Fund V, and (vi) 374,169 beneficially owned by Fund VI.

7. The shares purchased are beneficially owned by Master Fund.

8. Represents an aggregate of (i) 959,090 shares beneficially owned by Master Fund, (ii) 1,228,315 shares beneficially owned by Fund III, (iii) 1,052,460 shares beneficially owned by Fund V, and (vi) 374,169 beneficially owned by Fund VI.

9. 1/36th of the shares subject to the option shall vest in equal monthly installments over a three year period following August 6, 2026.

Remarks:

Master Fund, Fund III, Fund V and Fund VI may be deemed directors by deputization by virtue of their representation on the board of directors of the Issuer.

	/s/ Bihua Chen	08/10/2026
	** Signature of Reporting Person	Date
	CORMORANT ASSET MANAGEMENT, LP By: /s/ Bihua Chen, Managing Member	08/10/2026
	** Signature of Reporting Person	Date
	CORMORANT GLOBAL HEALTHCARE MASTER FUND, LP By: Cormorant Global Healthcare GP, LLC, its General Partner By: /s/ Bihua Chen, Managing Member	08/10/2026
	** Signature of Reporting Person	Date
	CORMORANT PRIVATE HEALTHCARE FUND III, LP By: Cormorant Private Healthcare GP III, LLC, its General Partner By: /s/ Bihua Chen, Managing Member	08/10/2026
	** Signature of Reporting Person	Date
	CORMORANT PRIVATE HEALTHCARE FUND V, LP By: Cormorant Private Healthcare GP V, LLC, its General Partner By: /s/ Bihua Chen, Managing Member	08/10/2026
	** Signature of Reporting Person	Date
	CORMORANT PRIVATE HEALTHCARE FUND VI, LP By: Cormorant Private Healthcare GP VI, LLC, its General Partner By: /s/ Bihua Chen, Managing Member	08/10/2026
	** 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).
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