$TCRX

$0.19 +$0.00 (1.21%) Close

$TCRX Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 129.9M shares outstanding

Who owns TCRX?

By type of holder

Institutions 27.6% Insiders 6.2% Everyone else 66.3%

Concentration Top 10 holders own 20.4%

Lynx1 Capital Management LP 6.2% · BVF Inc/il 4.3%

Institutional ownership

27.6%

+2.5 pts vs last qtr

Institutional holders

-1 vs last qtr

Net shares bought

+3.3M

by institutions in Q2 2026

New / sold out

7 / 8

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Acadian Asset Management LLC +1.1M
Boothbay Fund Management, LLC NEW +772.2K

Biggest sellers in Q2 2026

Aberdeen Group plc SOLD OUT −918.0K
BlackRock, Inc. −846.3K

Who is planning to sell?

No insider has filed a notice of proposed sale (Form 144) for TScan Therapeutics Inc in the last 12 months.

Is your stake being diluted?

Diluted share count, FY2021–FY2025

+1012.8%

+82.64% a year

Each share's claim on the business

−91.0%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

— vs $33.5M

over 5 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years0% 3–5 years69% 1–3 years15% Under 1 year16%

Quarterly turnover

12.7%

of institutional shares changed hands

Top 10 managers, median time held

3 years

Super Investors

Investment managers reporting TCRX on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
LC Lynx1 Capital Management LP	8.0M	6.17%	Unchanged	2023	0.9%
Shares held by quarter Peak holding8.0M (Q4'25) Change over 8 quarters+2.8M Share of the company6.170% Lynx1 Capital Management LP's full portfolio →
BI BVF Inc/il	5.6M	4.28%	Unchanged	2023	0.1%
Shares held by quarter Peak holding5.6M (Q1'26) Change over 8 quarters+2.6M Share of the company4.280% BVF Inc/il's full portfolio →

Lynx1 Capital Management LP

8.0M

% of company

6.17%

Change vs last qtr

Unchanged

Held since

2023

BVF Inc/il

5.6M

% of company

4.28%

Change vs last qtr

Unchanged

Held since

2023

28 more super investors behind a free account

See every manager holding TScan Therapeutics Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting TCRX on Form N-PORT; together they hold 3.6% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$1.47M	1.5M	1.15%	0.00%	June 30, 2026
AL abrdn Life Sciences Investors abrdn Life Sciences Investors	$845K	836.8K	0.64%	0.15%	March 31, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$1.47M

% of company

1.15%

% of the fund

0.00%

As of

June 30, 2026

abrdn Life Sciences Investors

Position value

$845K

% of company

0.64%

% of the fund

0.15%

As of

March 31, 2026

23 more funds behind a free account

See every fund holding TScan Therapeutics Inc and how much of the fund the position is.

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