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Marketable Securities
 6 Months Ended
Jun. 30, 2022
Investments, Debt and Equity Securities [Abstract]  
Marketable Securities
Note 5 Marketable Securities
Below is detail regarding marketable securities (in thousands):
 
 
  
June 30, 2022
 
  
December 31, 2021
 
Marketable securities
   
$
 36,083     
$
 8,226  
    
 
 
     
 
 
  
Total
     
36,083
 
     
8,226
 
    
 
 
     
 
 
  
At June 30, 2022 and December 31, 2021, the Company’s marketable securities consisted of investments in a publicly traded money market mutual fund with a ticket symbol SSPXX. The underlying money market instruments were primarily comprised of certificates of deposit and financial company asset backed commercial paper. At June 30, 2022, the investment portfolio had a weighted-average maturity
 
of 13 days. At December 31, 2021, the investment portfolio had a weighted-average maturity of 46 days. The fund is publicly traded with a ticker symbol SSPXX.
The gain (loss) recognized in connection with the investment in marketable securities for the three and six months ended June 30, 2022, was
insignificant and recorded as a component of interest income in the condensed consolidated statements of operations. The gain (loss) recognized in connection with the investment in marketable securities for the three and six months ended June 30, 2021, was insignificant and recorded as a
component of interest income in the condensed consolidated statements of operations.