Company: MBIO
Filing Date: 2025-01-15
Form Type: S-1
Source: 0001410578-25-000028
Chunk: 291

Company: MUSTANG BIO, INC.
Filing Date: 2025-01-15
Form: S-1
Chunk 291
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 right-of-use assets based on the relative carrying amounts of the assets (see Note 6). As of September 30, 2024, the Company had operating lease liabilities of $ million and right of use assets of $ million, which were included in the Unaudited Balance Sheet. At December 31, 2023, the Company had operating lease liabilities of $ million and right of use assets of $ million, which were included in the Unaudited Balance Sheet.

The following summarizes quantitative information about the Company’s operating leases:

| ​                    
 ​                    
 ​                    
 ($ in thousands)     
 Lease cost           | ​ 
 ​ 
 ​ | ​                         
 For the Nine Months Ended 
 ​                         
 2024                      |             ​ 
 September 30, | ​ 
 ​ 
 ​ | ​    
 ​    
 2023 |             ​ 
 September 30, | ​ 
 ​ 
 ​ |
|:---------------------|:--|:--------------------------|--------------:|:--|:-----|--------------:|:--|
| Operating lease cost |   | $                         |           113 |   | $    |           592 | ​ |
| Variable lease cost  | ​ | ​                         |           149 | ​ | ​    |           544 | ​ |
| Total                |   | $                         |           262 |   | $    |         1,136 | ​ |

F-47

| ​                                                        | ​ |                         ​ |             ​ | ​ | ​ |    ​ |             ​ | ​ |
| ​                                                        |   | For the Nine Months Ended |               |   |   |      |               |   |
| ​                                                        | ​ |                         ​ | September 30, | ​ | ​ |    ​ | September 30, | ​ |
| ($ in thousands)                                         |   |                      2024 |               |   |   | 2023 |               |   |
| Operating cash flows from operating leases               |   |                         $ |           406 | ​ |   |    $ |           395 | ​ |
| Gain on lease modification                               | ​ |                         $ |           314 | ​ | ​ |    $ |           220 | ​ |
| Weighted-average remaining lease term – operating leases | ​ |                         ​ |           2.0 | ​ | ​ |    ​ |           4.7 | ​ |
| Weighted-average discount rate – operating leases        | ​ |                         ​ |           9.0 |