June 30,

December 31,

2026

2025

Accrued external research and development expenses

$

1,558

$

1,816

Accrued payroll and related expenses

1,740

1,891

Accrued professional fees

707

693

Other accrued expenses and current liabilities

295

59

Total accrued expenses and other current liabilities

$

4,300

$

4,459