Bursts of euphoric trading are often bullish for near-term returns, but rapid surges in speculation also raise the risk of a pullback, Goldman said.

Trade deal hopes continued to run high after the US-Japan pact helped fuel more records for the S&P 500 and Nasdaq Composite on Wednesday. The EU and US are closing in on an agree

Alphabet shares rallied 3.5%, but Honeywell stock declined more than 2%. IBM shares sold off more than 5% in morning trading. L3Harris stock jumped more than 3%, as O'Reilly shares lost 1%. And ServiceNow surged more than 7% in early morning action.

Retail investors are largely behind the stock market reaching new records, buying $50 billion in stocks in the last month alone, Barclays estimated.

Small investors piled into Kohl's Tuesday and sent shares flying upwards as the department store retailer became the latest business caught up in a stock market frenzy.

Dow's 17% plunge and 50% dividend cut reflect deep cyclical challenges, weak margins, and heavy debt. Click here to find out why DOW is a Hold.

Six months into President Donald Trump’s second term, a quick glance at the stock market offers a reassuring picture: The S&P 500 just closed above 6,300 points for the first time ever and has notched eight record highs in the past month.

Oklo (NYSE: OKLO) stock tumbled nearly 5% in early trading Friday before recovering, moving into positive territory -- then falling again. As of 10:25 a.m. ET, shares of the small nuclear reactor R&D shop are back in the red, down 1.3% and falling further.

In short, history says the stock market is about to soar, and most Wall Street analysts who follow The Trade Desk ( TTD 0.48%) and Pure Storage ( PSTG -0.59%) have buy ratings on the stocks. Among 42 analysts, The Trade Desk has a median target price of $90 per share. That implies 10% upside from its current share price of $82.

As the stock market pushes into record territory and some companies trade at lofty levels, investors are once again looking for bargains among some of Wall Street's beaten down companies. The latest so-called meme stocks include doughnut maker Krispy Kreme,