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S&P Dow Jones Indices rejected calls to fast track SpaceX and other upcoming megacap IPOs such as Anthropic and OpenAI into the S&P 500 index.

Newly implemented rule changes will allow SpaceX insiders to cash out at the expense of retail investors.

Broadcom and CrowdStrike fell late on earnings. The SpaceX IPO price target and size have been set with the offering next week.

AI giant Anthropic said on Monday it has confidentially filed for a U.S. initial public offering, teeing up a watershed moment for Wall Street's AI frenzy. Tech stocks continue to lead the Nasdaq Composite and S&P 500 in a record-breaking market rally, while Elon ‌Musk's SpaceX is set to price its IPO this month and Anthropic rival OpenAI, led by Sam Altman, is waiting on deck. U.S. stocks were ‌mixed on Monday afternoon, with the Nasdaq up 0.3%, the S&P 500 up 0.1% and the Dow industrials off 0.3%.

Stock Market Today: The Dow Jones index rose Monday amid ongoing hopes for a U.S.-Iran deal. Nvidia stock jumped on a new chip.

The biggest IPO in history could force investors to make room for SpaceX just as the stock market rally faces new pressure.

(Bloomberg) -- As SpaceX edges closer to what could be the largest initial public offering in history, a corner of the crypto market is already pricing the debut — and recent history suggests the numbers are worth watching.Most Read from BloombergSingapore Hands Byju's Founder His First Ever Jail TermApple to Overhaul iOS 27 Siri, AI Features: Here's a First PeekCVS Returns Zepbound to Drug Plans After Lilly Slashes PriceUS, Iran Agree to 60-Day Truce Renewal Pending Trump SignoffSpaceX Said to

Every IPO prospectus has a risk factors section. Almost no one reads it. With SpaceX preparing to list on the NASDAQ, the document is hundreds of pages long, and the most interesting sentences are buried where retail investors rarely look. I’ve been reading space-economy filings for years now, and two admissions inside SpaceX’s pre-IPO disclosures ... Two Things SpaceX Just Admitted Ahead of Its IPO That Wall Street Doesn’t Want You to Read

Quantinuum is aiming for one of the biggest public market tests yet for the quantum computing trade.

Quantinuum is aiming for one of the biggest public-market tests yet for the quantum computing trade.

Elon Musk's private space operator, SpaceX (SPAX.PVT), released its S-1 filing this week as it plans to go public via IPO in June. The Wall Street Journal has reported that AI developer OpenAI (OPAI.PVT) is preparing to file for its own mega-IPO. As investors anticipate this mega-IPO, should they be equally cautious as they are bullish on these companies ? Portfolio Wealth Advisors president and CIO Lee Munson, Yahoo Finance Markets and Data Editor Jared Blikre, and Senior Business Reporter Ines Ferré weigh in on the wave of upcoming IPOs.

Nvidia stock fell late despite strong earnings. Elon Musk's SpaceX released its filing for a mammoth IP. Stocks rallied Wednesday as oil prices dived on Iran hopes.

Elon Musk's rocket and satellite maker SpaceX filed on Wednesday for its widely awaited initial public offering, which stands to raise the most ever ‌in an initial offering. "It's a little scary to come ​in and say, 'Yeah, let's go invest in ‌a $2 trillion company," hoping that they'll reach the stars.

Wednesday's rally is a mirror image of Tuesday's sell-off. Here's what changed overnight.

SpaceX is fine-tuning the details of Wall Street's largest-ever initial public offering (IPO), including its ticker symbol, the exchange on which it'll trade, a pre-IPO stock split, and its targeted debut date.

Anthropic is still private, but the market around it is starting to look very public.

BlackRock has discussed investing $5 billion to $10 billion in SpaceX's ‌initial public offering next month, the ‌Information news outlet reported on Saturday, citing people ​familiar with the matter. SpaceX is targeting a raise of about $75 billion at a valuation of roughly $1.75 trillion, potentially making it ‌the biggest-ever ⁠stock market flotation. BlackRock declined to comment.

Yahoo Finance’s Julie Hyman and Head of News Myles Udland discuss the Cerebras (CBRS) PO as shares pull back after surging 70% in the biggest IPO debut of 2026.

The ballyhooed debut of AI chip firm Cerebras is a big moment for tech IPOs. But don’t ignore new biotechs and industrial stocks.

The stock market hit highs as Nvidia led and AI chip IPO Cerebras soared in its debut, while Broadcom and Taiwan Semiconductor flashed buy signals. The Trump-Xi summit continues.

The AI chipmaker opened at $350 per share on Thursday, well above its IPO price of $185.

The AI chipmaker opened at $350 per share, well above its IPO price of $185.

The AI chipmaker opened at $350 per share, well above its IPO price of $185.

Cabreras raises $5.5 billion in upsized IPO

A new entrant to the Nasdaq is set to test the strength of the IPO market today—and offer investors another way to bet on artificial intelligence. Cerebras Systems (CBRS), an AI chip maker backed by OpenAI’s Sam Altman, said yesterday that it priced its upsized offering of 30 million shares at $185.

It's fair to question whether retail investors have become a bit overzealous about SpaceX.

The tech sector helped US stocks cruise to all-time highs last week, as the artificial intelligence boom broadened.

The tech sector helped US stocks cruise to all-time highs last week, as the artificial intelligence boom broadened.

Space-related funds are seeing a surge of inflows as investors eagerly await the IPO of Elon Musk's SpaceX (SPAX.PVT). In the latest installment of Yahoo Finance's ETF Report, TMX VettaFi head of research Todd Rosenbluth to talk about the ETFs that could draw in the most investors — like the Procure Space ETF (UFO) — as interest in the broader space economy grows. Rosenbluth goes on to weigh in on prediction market ETFs that are set to launch.

On May 5, 2026, investors weighed an acquisition to expand Iren's AI cloud infrastructure to enhance the deployment and management of containerized enterprise solutions.