Unaudited Consolidated Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 62,777	$ 24,194
Marketable securities	76,190	27,802
Prepaid expenses and other assets	5,535	2,596
Total current assets	144,502	54,592
Property and equipment, net	8,107	8,628
Right of use assets - operating leases	3,493	4,822
Restricted cash	30	0
Deferred financing costs		4,111
Total assets	156,132	72,153
Current liabilities:
Accounts payable	4,614	1,728
Accrued expenses	10,187	10,361
Deferred revenue	2,136	2,459
Operating lease liabilities	2,597	3,437
Finance lease liabilities	1,188	1,162
Other current liabilities	755	523
Total current liabilities	21,477	19,670
Deferred revenues	45,000	45,000
Convertible promissory note		33,717
Derivative liability		5,739
Operating lease liabilities	948	976
Finance lease liabilities	740	872
Other long-term liabilities	1,897	1,041
Total liabilities	70,062	107,015
Commitments and contingencies
Convertible preferred stock		107,808
Stockholders' equity (deficit):
Common stock $0.001 par value, 100,000,000 shares authorized, 40,254,666 and 2,217,737 shares issued and outstanding at March 31, 2023 and December 31, 2022, respectively	40	2
Additional paid-in capital	268,759	1,197
Accumulated other comprehensive income (loss)	136	(41)
Accumulated deficit	(182,865)	(158,223)
Total Carisma Therapeutics Inc. stockholders' equity (deficit)	86,070	(157,065)
Noncontrolling interests		14,395
Total stockholders' equity (deficit)	86,070	(142,670)
Total liabilities, convertible preferred stock and stockholders' equity (deficit)	$ 156,132	$ 72,153

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).