Seattle-area company Helion Energy gets $425 million from investors including Sam Altman and Softbank to pursue clean energy's "Holy Grail."

(Reuters) - Helion, a startup working to generate electricity from nuclear fusion, on Tuesday said it has raised $425 million in venture funding from a group of investors including SoftBank Group's Vision Fund 2.

President Donald Trump talked up a joint venture investing up to $500 billion for infrastructure tied to AI by a new partnership formed by OpenAI, Oracle and SoftBank.

Shares of Cipher Mining were trading higher in the after-hours market following news of a $50 million private investment in public equity deal from SoftBank Group. After the bell Thursday, shares of Cipher Mining rose 19% to trade at $5.60. The stock finished the day's regular session with a 4.4% gain, closing at $4.70.

SoftBank is in talks to invest in OpenAI, potentially deepening the relationship between the two companies that are already planning an artificial-intelligence infrastructure initiative.

Here are the top takeaways from Trump’s press conference. One of Trump’s first executive actions as the 47th president of the nation was to grant pardons and commutations to all of the defendants convicted over the Jan. 6 Capitol riot, sparking criticism from Democrats who denounced the move.

The initiative announced by President Donald Trump will aim to "secure American leadership in AI" while also creating jobs and economic benefit.

Asian shares are trading mixed after Wall Street’s tech superstars tumbled as a competitor from China raised doubts over the recent artificial-intelligence market frenzy

More Bonds of SoftBank Group Corp. Moody’s Daily Credit Risk Score About the SoftBank Group Corp.-Bond (XS1684384867) The SoftBank Group Corp.-Bond has a maturity date of 9/19/2027 and offers a ...

Mr. Trump had claimed the A.I. announcement as an early trophy, taking credit for the companies’ decision to spend up to $500 billion building data centers.

SoftBank is reportedly considering a historic $25 billion investment in OpenAI, which could surpass Microsoft's stake and position SoftBank as the ChatGPT maker's largest investor.

Tech bros have taken to X in an extraordinary public spat to question each other’s financial muscle over Donald Trump’s $800b AI joint venture. Elon Musk said, “they don’t have the money”.