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Royalty Purchase and Sale Agreement (Tables)
9 Months Ended 12 Months Ended
Sep. 30, 2024
Dec. 31, 2023
Royalty Purchase and Sale Agreement    
Schedule of activity of the HCR agreement

The following table summarizes the activity of the HCR Agreement (in thousands):

​

​

​

​

​

Royalty purchase and sale agreement balance at December 31, 2023

    

$

37,079

​

Payments

​

 

(1,989)

​

Non-cash interest expense

​

​

5,852

​

October 1st payment included in accounts payable and accrued expenses

​

 

(359)

​

Balance at September 30, 2024

​

$

40,583

​

​

​

​

​

​

Effective interest rate

​

 

20.90

%

​

The following table summarizes the activity of the HCR Agreement (in thousands):

​

​

​

​

​

​

HCR Agreement (including milestone payment received in December 2023)

    

$

37,500

 

Issuance costs

 

​

(1,025)

​

Non-cash interest expense

 

​

604

​

Balance at December 31, 2023

​

$

37,079

​

​

​

​

​

​

Effective interest rate

​

 

22.6

%

​