"We are excited to announce Pfizer’s proposed acquisition of Biohaven, recognizing the market leadership of Nurtec, our breakthrough all in one migraine therapy," said CEO Vlad Coric.

Jim Cramer says there are many investors who believe Rivian will become the next Tesla and they're willing to buy in at any price.

Jim Cramer says that sometimes, good news for a stock also can be good news for investors.

Cramer says the clouds over Wall Street may have broken. Get ready for next week's earnings parade.

Tesla will publish Q2 deliveries over the coming days following the biggest three-month decline on record for shares of the world's most-valuable carmaker.

"Given the environment and market volatility, the Board determined that it simply was not prudent to continue pursuing a deal," said chairman Peter Boneparth.

GM said chip shortages and supply chain snarls left nearly 100,000 vehicles unfinished over the second quarter.