EcoR1 Capital, LLC

Holdings History for TScan Therapeutics, Inc. - Voting Common Stock, par value $0.0001 per share (TCRX)

Symbol: TCRX on Nasdaq
Investment type: Equity / Voting Common Stock, par value $0.0001 per share
Latest Disclosed Shares Owned: 662,833 shares
Security Ownership %: 1.3%

Shares, Excluding Options vs Price

Value, Excluding Options

EcoR1 Capital, LLC ownership in TScan Therapeutics, Inc. Voting Common Stock, par value $0.0001 per share (TCRX)

15 May 2025 - EcoR1 Capital, LLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 662,833 shares of TScan Therapeutics, Inc. Voting Common Stock, par value $0.0001 per share (TCRX). This represents 1.3% ownership of the company. This is the first filing by EcoR1 Capital, LLC disclosing ownership of TScan Therapeutics, Inc. Voting Common Stock, par value $0.0001 per share (TCRX).

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filing time
EcoR1 Capital, LLC	1.3%		$1,060,533	662,833			$1.60	13G/A	31 Mar 2025	15 May 2025, 14:19

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
30 Jun 2025		-0.05%	$0	0	-662,833	-100%	$0.96	Q2 2025
31 Mar 2025	0.05%	-0.36%	$914,710	662,833	-4,337,167		$1.38	Q1 2025
31 Dec 2024	0.61%	0%	$15,200,000	5,000,000	0		$3.04	Q4 2024
30 Sep 2024	0.85%	0%	$24,900,000	5,000,000	0		$4.98	Q3 2024
30 Jun 2024	0.9%	0%	$29,250,000	5,000,000	0		$5.85	Q2 2024
31 Mar 2024	1%	0%	$39,700,000	5,000,000	0		$7.94	Q1 2024
31 Dec 2023	0.76%	0%	$29,150,000	5,000,000	0		$5.83	Q4 2023
30 Sep 2023	0.44%	0%	$12,800,000	5,000,000	0		$2.56	Q3 2023
30 Jun 2023	0.33%	+0.33%	$12,500,000	5,000,000	+5,000,000	NEW	$2.50	Q2 2023

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.