RTW Investments Form 4 CARGO Therapeutics / RODERICK WONG ownership change

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^*

RTW INVESTMENTS, LP

(Last)

(First)

(Middle)

40 10TH AVENUE

7TH FLOOR

(Street)

NEW YORK

10014

(City)

(State)

(Zip)

2. Issuer Name and Ticker or Trading Symbol
CARGO Therapeutics, Inc. [ CRGX ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
01/12/2024

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, par value $0.001 per share ("Common Stock")	01/12/2024		J⁽¹⁾		1,842,499⁽²⁾	D	⁽¹⁾	5,175,832	I	See footnote⁽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 (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)

1. Name and Address of Reporting Person^*

RTW INVESTMENTS, LP

(Last)

(First)

(Middle)

40 10TH AVENUE

7TH FLOOR

(Street)

NEW YORK

10014

(City)

(State)

(Zip)

1. Name and Address of Reporting Person^*

WONG RODERICK

(Last)

(First)

(Middle)

C/O RTW INVESTMENTS, LP

40 10TH AVENUE, 7TH FLOOR

(Street)

NEW YORK

10014

(City)

(State)

(Zip)

Explanation of Responses:

1. The RTW Funds (as defined below) exchanged 1,842,499 shares of Common Stock for 1,842,499 pre-funded warrants pursuant to an Exchange Agreement, dated as of January 12, 2024, by and among the Issuer and the RTW Funds. Each pre-funded warrant represents the right to acquire one share of Common Stock for an exercise price of $0.001 per share. The pre-funded warrants are subject to a 9.99% beneficial ownership limitation and do not have an expiration date.

2. The shares of Common Stock underlying the pre-funded warrants reported on this Form 4 are subject to a lock-up agreement among the RTW Funds and J.P. Morgan Securities LLC, Jefferies LLC and Cowen and Company, LLC, dated October 30, 2023, pursuant to which the shares of common stock underlying the pre-funded warrants reported herein cannot be sold until May 11, 2024.

3. This Form 4 is being filed by each of (i) RTW Investments, LP (the "Adviser") with respect to the securities held by certain investment funds managed by the Adviser (the "RTW Funds") and (ii) Roderick Wong, M.D., who serves as the Managing Partner and Chief Investment Officer of the Adviser.

Remarks:

Each Reporting Person disclaims beneficial ownership in the securities reported on this Form 4 except to the extent of its or his pecuniary interest, if any, therein, and this report shall not be deemed to be an admission that such Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.

	RTW Investments, LP, By: /s/ Roderick Wong, M.D., Managing Partner	01/16/2024
	Roderick Wong, M.D., By: /s/ Roderick Wong, M.D.	01/16/2024
	** 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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RTW Investments Form 4CARGO Therapeutics / RODERICK WONG ownership change