-- Tech stocks were higher Tuesday afternoon, with the State Street Technology Select Sector SPDR ETF (XLK) rising 1% and the State Street SPDR S&P Semiconductor ETF (XSD) gaining 1.2%.
The Philadelphia Semiconductor index added 1%.
In corporate news, Amazon (AMZN) agreed to buy mobile satellite services operator Globalstar (GSAT) as it aims to add direct-to-device services to its Leo satellite network. Amazon shares rose 4.2%, and Globalstar jumped 10%.