 BILLERICA, Mass.--BUSINESS WIRE--Entegris, Inc. NASDAQ: ENTG, today reported its financial results for the Companys fourth quarter ended December 31, 2020. Fourth-quarter sales were 517.6 million, an increase of 21 from the same quarter last year. Fourth-quarter GAAP net income was 86.6 million, or 0.63 per diluted share, which included 11.9 million of amortization of intangible assets and 1.3 million of integration costs. Non-GAAP net income was 97.1 million for the fourth-quarter 