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

Q: What does CUSIP 89854M101 represent in this 13F holders report?

CUSIP 89854M101 is the security identifier for TCRX - TScan Therapeutics, Inc. - Voting Common Stock, par value $0.0001 per share used to aggregate holder disclosures.

Q: How many institutions held TCRX - TScan Therapeutics, Inc. - Voting Common Stock, par value $0.0001 per share in Q2 2023?

28 institutional investors reported TCRX - TScan Therapeutics, Inc. - Voting Common Stock, par value $0.0001 per share for Q2 2023. Use the holders table for investor-level position and value details.

CUSIP: 89854M101

Q2 2023 13F Holders as of 30 Jun 2023

Type / Class: Equity / Voting Common Stock, par value $0.0001 per share
Shares outstanding: 52,382,313
Total 13F shares: 27,951,619
Share change: +18,284,064
Total reported value: $69,879,871
Price per share: $2.50
Number of holders: 28
Value change: +$45,817,232
Number of buys: 13
Number of sells: 9

Quarterly Holders Quick Answers

What is CUSIP 89854M101?
CUSIP 89854M101 identifies TCRX - TScan Therapeutics, Inc. - Voting Common Stock, par value $0.0001 per share in SEC institutional holdings data.

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Newer quarter: Q3 2023
Previous quarter: Q1 2023

Recent filing periods for CUSIP 89854M101:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of TCRX - TScan Therapeutics, Inc. - Voting Common Stock, par value $0.0001 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
EcoR1 Capital, LLC	3/4/5	10%+ Owner	— class O/S missing	5,000,000	$24,842,500	—	26 May 2023	3/4/5
Christoph H. Westphal	3/4/5	10%+ Owner	— class O/S missing	2,193,472	$10,898,266	—	20 Jul 2021	3/4/5
BAKER BROS. ADVISORS LP	13F	Company	5.3%	2,784,792	$5,848,063	—	31 Mar 2023	13F
BlackRock Finance, Inc.	13F	Company	2.9%	1,515,050	$3,181,604	—	31 Mar 2023	13F
Deer Management Co. LLC	13F	Company	2.4%	1,245,505	$2,615,561	—	31 Mar 2023	13F
Alphabet Inc.	13F	Company	2.1%	1,077,080	$2,261,868	—	31 Mar 2023	13F
DC Funds, LP	13F	Company	1.2%	630,000	$1,323,000	—	31 Mar 2023	13F
ADAGE CAPITAL PARTNERS GP, L.L.C.	13F	Company	1%	550,000	$1,155,000	—	31 Mar 2023	13F
Simplify Asset Management Inc.	13F	Company	1%	546,916	$1,148,524	—	31 Mar 2023	13F
VANGUARD GROUP INC	13F	Company	0.57%	296,825	$623,333	—	31 Mar 2023	13F
Newtyn Management, LLC	13F	Company	0.45%	236,800	$497,280	—	31 Mar 2023	13F
Tekla Capital Management LLC	13F	Company	0.38%	200,000	$420,000	—	31 Mar 2023	13F
MORGAN STANLEY	13F	Company	0.25%	131,319	$275,770	—	31 Mar 2023	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.22%	115,000	$241,500	—	31 Mar 2023	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.19%	100,442	$210,928	—	31 Mar 2023	13F
NewEdge Wealth, LLC	13F	Company	0.17%	91,463	$192,072	—	31 Mar 2023	13F
DC Investments Management, LLC	13F	Company	0.07%	35,563	$74,682	—	31 Mar 2023	13F
STATE STREET CORP	13F	Company	0.05%	24,000	$50,400	—	31 Mar 2023	13F
Privium Fund Management (UK) Ltd	13F	Company	0.03%	15,825	$40,987	—	31 Mar 2023	13F
CANNELL CAPITAL LLC	13F	Company	0.03%	14,666	$30,799	—	31 Mar 2023	13F
NORTHERN TRUST CORP	13F	Company	0.03%	14,150	$29,715	—	31 Mar 2023	13F
LPL Financial LLC	13F	Company	0.02%	12,000	$25,200	—	31 Mar 2023	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.02%	11,600	$24,000	—	31 Mar 2023	13F
Waldron Private Wealth LLC	13F	Company	0.02%	10,000	$21,000	—	31 Mar 2023	13F
Tower Research Capital LLC (TRC)	13F	Company	0.01%	4,147	$9,000	—	31 Mar 2023	13F
UBS Group AG	13F	Company	0.01%	3,240	$6,804	—	31 Mar 2023	13F
ATLAS CAPITAL ADVISORS INC.	13F	Company	0%	896	$1,881	—	31 Mar 2023	13F
BANK OF AMERICA CORP /DE/	13F	Company	0%	200	$420	—	31 Mar 2023	13F
WELLS FARGO & COMPANY/MN	13F	Company	0%	75	$158	—	31 Mar 2023	13F
OSAIC HOLDINGS, INC.	13F	Company	0%	1	$2	—	31 Mar 2023	13F
Brian M. Silver	3/4/5	Chief Financial Officer	— class O/S missing	632,500	—	—	13 Jun 2023	3/4/5
Debora Barton	3/4/5	Chief Medical Officer	— class O/S missing	430,000	—	—	13 Jun 2023	3/4/5
David P. Southwell	3/4/5	Chief Executive Officer, Director	— class O/S missing	100,000	—	—	02 Feb 2023	3/4/5
William Desmarais	3/4/5	Chief Business Officer	— class O/S missing	30,000	—	—	25 Jul 2022	3/4/5
Ittai Harel	3/4/5	Director	— class O/S missing	9,146	—	—	01 Jun 2022	3/4/5

Institutional Holders of TScan Therapeutics, Inc. - Voting Common Stock, par value $0.0001 per share (TCRX) as of Q2 2023

As of 30 Jun 2023, TScan Therapeutics, Inc. - Voting Common Stock, par value $0.0001 per share (TCRX) was held by 28 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 27,951,619 shares. The largest 10 holders included Lynx1 Capital Management LP, EcoR1 Capital, LLC, ADAGE CAPITAL PARTNERS GP, L.L.C., BVF INC/IL, BAKER BROS. ADVISORS LP, VANGUARD GROUP INC, BlackRock Inc., Deer Management Co. LLC, Alphabet Inc., and Simplify Asset Management Inc.. This page lists 28 institutional shareholders reporting positions in this security for the Q2 2023 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q2 2023 vs Q1 2023 Across Filers

Q1 2023 holders

Q2 2023 holders

Holder diff

Investor	Q1 2023 Shares	Q2 2023 Shares	Share Diff	Share Chg %	Q1 2023 Value $	Q2 2023 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* 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.