Mpm Asset Management Llc

Insider Reports History

Location: 399 Boylston Street, Suite 1100, Boston, MA
Signature: /s/ Luke Evnin, member of MPM Asset Management LLC
All insider transactions: Transactions in reports broken out by “transaction date” reported in original SEC filing, see here for transactions aggregated across transaction date

Holdings reported by Mpm Asset Management Llc:

Stock	Role	Class	Num Shares	Value	Price $	Report Date	Ownership
TCR2 THERAPEUTICS INC.	10%+ Owner	Common Stock	3.37M	$5.8M	$1.72	May 22, 2023	Indirect
TCR2 THERAPEUTICS INC.	10%+ Owner	Common Stock	304K	$523K	$1.72	May 22, 2023	Direct
TCR2 THERAPEUTICS INC.	10%+ Owner	Common Stock Warrant (Right to Buy)	0			May 22, 2023	Direct

Showing 1 to 3 of 3 entries

Insider Reports Filed by Mpm Asset Management Llc

Symbol	Company	Period	Transactions	Value $	Form Type	Date Filed	Role
TCRR	TCR2 THERAPEUTICS INC.	May 22, 2023	4	-$1	4	May 24, 2023	10%+ Owner