RECONCILIATION OF GROSS MARGIN TO NON-GAAP GROSS MARGIN | ||||||||||||||||
(Unaudited, in thousands) | ||||||||||||||||
Three Months Ended
September 30, |
Nine Months Ended
September 30, | |||||||||||||||
2020 | 2019 | 2020 | 2019 | |||||||||||||
Gross profit | $ | 143,040 | $ | 93,158 | $ | 337,080 | $ | 254,389 | ||||||||
Gross margin | 55.1 | % | 55.2 | % | 55.1 | % | 55.2 | % | ||||||||
Adjustments to reconcile gross profit to non-GAAP gross profit: | ||||||||||||||||
Stock-based compensation expense | 707 | 641 | 1,906 | 1,834 | ||||||||||||
Deferred compensation plan expense | 244 | 25 | 650 | 25 | ||||||||||||
Amortization of acquisition-related intangible assets | - | 8 | - | 110 | ||||||||||||
Non-GAAP gross profit | $ | 143,991 | $ | 93,832 | $ | 339,636 | $ | 256,358 | ||||||||
Non-GAAP gross margin | 55.5 | % | 55.6 | % | 55.5 | % | 55.6 | % |