Altair Announces Second Quarter 2021 Financial Results

The following table provides a reconciliation of Adjusted EBITDA to net income, the most comparable GAAP financial measure:

  (Unaudited) 
   Three Months Ended
June 30,
   Six Months Ended
June 30,
 
(in thousands)  2021   2020   2021   2020 
Net (loss) income $(13,648) $(10,223) $712  $(4,193)
Income tax expense  1,361   2,768   1,402   7,420 
Stock-based compensation expense  10,648   4,534   20,296   7,705 
Interest expense  2,988   2,843   5,961   5,656 
Depreciation and amortization  6,494   5,633   13,180   11,293 
Restructuring expense  1,732      5,078    
Special adjustments, interest income and other  (79)  194   (173)   (460 )
Adjusted EBITDA   $ 9,496     $ 5,749     $ 46,456     $ 27,421  

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