Electricity was once again a hot topic in the world of investing and nuclear energy and related stocks were the biggest beneficiaries this week. But it wasn't any executive orders or new subsidies that helped stocks, it was artificial intelligence (AI) that was the topic of the week.

According to data provided by S&P Global Market Intelligence, shares of NuScale Power (NYSE: SMR) jumped as much as 34.5% this week before settling in at a 27.3% move higher, Uranium Energy (NYSEMKT: UEC) jumped 19.9% at its peak and closed 13.1% higher for the week, and Powell Industries (NASDAQ: POWL) was up 14.2% and ended 11.3% higher.

The topic on everyone's mind this week, besides the inauguration, was the announcements around artificial intelligence. OpenAI said it was leading a consortium that would invest $500 billion in AI infrastructure in the U.S. under The Stargate Project, which will be funded by Softbank, , and other yet to be determined investors. The announcement happened to coincide with the World Economic Forum in Davos, where the leaders of the tech world were also present to talk about the ambitions, including in AI, which was the talk of the town.

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Source Fool.com