SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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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1. Name and Address of Reporting Person* Fairmount Funds Management LLC (Last) (First) (Middle) 200 BARR HARBOR DRIVE SUITE 400 (Street) WEST CONSHOHOCKEN PENNSYLVANIA 19428 (City) (State) (Zip) UNITED STATES (Country)	2. Date of Event Requiring Statement (Month/Day/Year) 10/13/2026	3. Issuer Name and Ticker or Trading Symbol Alaunos Therapeutics, Inc. [ TCRT ]
		3a. Foreign Trading Symbol	5. If Amendment, Date of Original Filed (Month/Day/Year)
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) X Director X 10% Owner Officer (give title below) Other (specify below)	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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	687,789	I	By Fairmount Healthcare Co-Invest VII L.P.(1)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Series B Preferred Stock	(2)	(2)	Common Stock	105,286,000	(2)	I	By Fairmount Healthcare Fund II L.P.(1)
Series C Preferred Stock	(3)	(3)	Common Stock	52,239,000	(3)	I	By Fairmount Healthcare Fund II L.P.(1)
Series C Preferred Stock	(3)	(3)	Common Stock	16,725,000	(3)	I	By Fairmount Healthcare Co-Invest VII L.P.(1)

1. Name and Address of Reporting Person* Fairmount Funds Management LLC (Last) (First) (Middle) 200 BARR HARBOR DRIVE SUITE 400 (Street) WEST CONSHOHOCKEN PENNSYLVANIA 19428 (City) (State) (Zip) UNITED STATES (Country) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Fairmount Healthcare Fund II L.P. (Last) (First) (Middle) 200 BARR HARBOR DRIVE SUITE 400 (Street) WEST CONSHOHOCKEN PENNSYLVANIA 19428 (City) (State) (Zip) UNITED STATES (Country) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Fairmount Healthcare Co-Invest VII L.P. (Last) (First) (Middle) 200 BARR HARBOR DRIVE SUITE 400 (Street) WEST CONSHOHOCKEN PENNSYLVANIA 19428 (City) (State) (Zip) UNITED STATES (Country) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Kiselak Tomas (Last) (First) (Middle) 200 BARR HARBOR DRIVE SUITE 400 (Street) WEST CONSHOHOCKEN PENNSYLVANIA 19428 (City) (State) (Zip) UNITED STATES (Country) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Harwin Peter Evan (Last) (First) (Middle) 200 BARR HARBOR DRIVE SUITE 400 (Street) WEST CONSHOHOCKEN PENNSYLVANIA 19428 (City) (State) (Zip) UNITED STATES (Country) Relationship of Reporting Person(s) to Issuer X Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. Fairmount Funds Management LLC ("Fairmount") is the investment manager for Fairmount Healthcare Fund II L.P. and Fairmount Healthcare Co-Invest VII L.P. Peter Harwin and Tomas Kiselak are the managers of Fairmount. Fairmount, Mr. Harwin, and Mr. Kiselak disclaim beneficial ownership of any of the reported securities, except to the extent of their pecuniary interest therein.

2. Following stockholder approval of the conversion of Series B Preferred Stock into shares of Common Stock and an increase in the number of authorized shares of Common Stock, each share of Series B Preferred Stock will be convertible, at the option of the holder, into 1,000 shares of Common Stock, subject to certain limitations. The Series B Preferred Stock has no expiration date. Fairmount may not convert such shares if Fairmount, together with its affiliates, would beneficially own more than 19.99% of the number of shares of Common Stock outstanding immediately after giving effect to such conversion.

3. Following stockholder approval of the conversion of Series C Preferred Stock into shares of Common Stock and an increase in the number of authorized shares of Common Stock, each share of Series C Preferred Stock will automatically convert into 1,000 shares of Common Stock, subject to certain limitations. The Series C Preferred Stock has no expiration date. Such shares will not convert to the extent that Fairmount, together with its affiliates, would beneficially own more than 19.99% of the number of shares of Common Stock outstanding immediately after giving effect to such conversion.

Remarks:

Exhibit 24 - Power of Attorney ---- Fairmount, Fairmount Healthcare Fund II L.P. and Fairmount Healthcare Co-Invest VII L.P. may each be deemed a director by deputization of the Issuer by virtue of the fact that Peter Harwin serves on the board of directors of the Issuer and is a manager of Fairmount.

	/s/ Tomas Kiselak, Managing Member of Fairmount Funds Management LLC	10/15/2026
	/s/ Tomas Kiselak, Managing Member of Fairmount Healthcare Fund II L.P.	10/15/2026
	/s/ Tomas Kiselak, Managing Member of Fairmount Healthcare Co-Invest VII L.P.	10/15/2026
	/s/ Tomas Kiselak	10/15/2026
	/s/ Peter Harwin	10/15/2026
	** Signature of Reporting Person	Date
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* Form 3: SEC 1473 (03-26)