Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2025	Sep. 30, 2024
Current assets:
Cash and cash equivalents	$ 32,298	$ 37,233
Short-term marketable securities	156,566	210,953
Accounts receivable	6,882	6,646
Prepaid expenses and other current assets	8,590	12,413
Income tax receivable	0	31,999
Short-term restricted cash	0	608
Total current assets	204,336	299,852
Property and equipment, net	35,395	32,688
Operating lease, right-of-use assets	37,549	40,658
Long-term restricted cash	3,360	3,360
Other long-term assets	92	94
Total assets	280,732	376,652
Current liabilities:
Accounts payable	1,948	8,002
Accrued expenses and other current liabilities	12,751	13,547
Liability related to the sale of future royalties	30,710	34,462
Operating lease liabilities	3,146	1,524
Total current liabilities	48,555	57,535
Liability related to the sale of future royalties, net of current portion	111,132	134,779
Operating lease liabilities, net of current portion	54,757	53,943
Series 1 nonconvertible preferred stock	1,311	1,350
Other long-term liabilities	260	231
Total liabilities	216,015	247,838
Commitments and contingencies (Note 13)
Stockholders' equity:
Common stock; $0.01 par value per share, 100,000 shares authorized; 21,387 and 21,194 shares issued and outstanding at September 30, 2025 and September 30, 2024, respectively	214	212
Additional paid-in capital	469,771	451,340
Accumulated other comprehensive (loss) gain	(339)	302
Accumulated deficit	(404,929)	(323,040)
Total stockholders' equity	64,717	128,814
Total liabilities and stockholders' equity	$ 280,732	$ 376,652