"Mad Money" host Jim Cramer rings the lightning round bell, which means he's giving his answers to callers' stock questions at rapid speed.

Here's the reaction from CNBC's Jim Cramer on U.S. President Donald Trump's proposed 50% tariff on copper. Bad news for data centers and Tesla, he reckons. Tesla shares are up 1.3% in premarket action ...

JPMorgan Chase saw its stock drop 3.1% Tuesday, with shares trading around $283 amid lower-than-average volume. Analysts ...

Markets had a muted response to new tariffs, suggesting investors might be discounting the effects they could have on ...

CNBC's Jim Cramer on Tuesday described why he likes online used car dealer Carvana, telling investors they can start a small ...

Tesla’s troubles go far beyond CEO Elon Musk’s recent dust-up with President Donald Trump, who accused the former “first buddy” of going “completely ‘off the rails’” in a social media slap fight over ...

Asian shares rose Tuesday after stocks on Wall Street closed broadly lower as the White House stepped up pressure on major ...

During a feud with President Trump, Tesla Chief Executive Elon Musk announced plans to start his own political party. Shares ...

Tesla shares sank Monday after CEO Elon Musk announced he would form a new political party in an escalation of his feud with ...

Tesla shares fell nearly 8% on Monday after CEO Elon Musk's plans to launch a new U.S. political party reignited concerns ...

Shares in Tesla tanked by as much as 7.6% in premarket trading Monday after its CEO Elon Musk said he is forming a new American political party, provoking an irate response from US President Donald ...

Shares of electric vehicle maker Tesla tumbled 8% in morning trading as the feud between CEO Elon Musk and Trump reignited ...