Tariffs may reduce the profit margins on Amazon's e-commerce sales, the analysts wrote in a research note Sunday.

Oppenheimer analyst Jason Helfstein maintained an Outperform rating on Amazon and lowered the price target from $260 to $220.

S&P 500 companies' latest quarterly earnings have so far exceeded market expectations, with earnings surging nearly 18% from a year earlier, Oppenheimer Asset Management said Monday. Some 36% of the ...

Over the past year, the development of emerging technologies, some with artificial intelligence (AI), has increased in all ...