Zoran Zdraveski - 20 Jan 2026 Form 4 Insider Report for TScan Therapeutics, Inc. (TCRX)

Role: Exhibit List - Exhibit 24 - Power of Attorney; Chief Legal and Strategy Officer
Signature: /s/ Zoran Zdraveski
Issuer symbol: TCRX
Transactions as of: 20 Jan 2026
Net transactions value: $0
Form type: 4
Filing time: 22 Jan 2026, 17:19:41 UTC
Previous filing: 27 Aug 2024
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
ZDRAVESKI ZORAN	Exhibit List - Exhibit 24 - Power of Attorney; Chief Legal and Strategy Officer	C/O TSCAN THERAPEUTICS, INC., 830 WINTER STREET, WALTHAM	/s/ Zoran Zdraveski	22 Jan 2026	0001741285

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	TCRX	Stock Option (Right to Buy)	Award	$0	+350,000		$0.000000	350,000	20 Jan 2026	Voting Common Stock	350,000	$1.12	Direct	F1

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	The shares subject to this option shall vest and become exercisable with respect to 25% of the shares on the one-year anniversary of January 20, 2026, with the balance vesting thereafter in equal monthly installments over the next 36 months, subject to the Reporting Person's continued service to the Issuer on each vesting date.

Remarks:

Exhibit List - Exhibit 24 - Power of Attorney; Chief Legal and Strategy Officer