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Prepaid Expenses and Other Assets
9 Months Ended
Sep. 30, 2024
Prepaid Expense and Other Assets  
Prepaid Expenses and Other Assets

5. Prepaid Expenses and other Assets

As of September 30, 2024 and December 31, 2023, prepaid expenses and other assets consist of the following (in thousands):

As of

September 30, 

    

December 31, 

    

2024

2023

Prepaid external research and development expenses

$

8,876

$

4,059

Prepaid other

2,706

2,281

Receivables

1,120

1,076

Prepaid insurance

739

635

Prepaid professional and consulting expense

421

205

$

13,862

$

8,256

As of September 30, 2024 and December 31, 2023, other long-term assets consist of the following (in thousands):

As of

September 30, 

    

December 31, 

    

2024

2023

Prepaid external research and development expenses

$

3,397

$

4,074

Prepaid other

394

312

Prepaid insurance

18

31

$

3,809

$

4,417