| Delaware | 
            
    
               001-11460 
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    31-1103425 | 
          
  
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               (State or Other Jurisdiction of Incorporation) 
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               (Commission File Number) 
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               (IRS Employer Identification No.) 
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| 
               10355 Science Center Drive,
                Suite 150 
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               San Diego, California 
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               92121 
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               (Address of Principal Executive Offices) 
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               (Zip Code) 
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| ☐ | 
               Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) 
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| ☐ | 
               Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12) 
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| ☐ | 
               Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)) 
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| ☐ | 
               Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)) 
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| 
               Title of each class 
             | 
            
    
               Trading symbol 
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               Name of each exchange on which registered 
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  ||
| 
               Common Stock, par value $0.005 per share 
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    BTX | 
            
    
               The Nasdaq Stock Market LLC 
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| Item 9.01 | 
               Financial Statements and Exhibits. 
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| 
               Exhibit 
                Number 
               | 
            
    
               Description 
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  |
| 
               Marcum, LLP letter dated April 19, 2022. 
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               104 
             | 
            
    
               Cover Page Interactive Data File (embedded within the Inline XBRL document) 
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               Brooklyn ImmunoTherapeutics, Inc. 
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               Dated: April 19, 2022 
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               By: 
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               /s/ Howard J. Federoff 
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| 
               Howard J. Federoff 
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  ||
| 
               Chief Executive Officer and President 
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