Shares of several energy stocks, including OpenAI co-founder Sam Altman-backed Oklo Inc. (OKLO), Constellation Energy Corp. (CEG), and Vistra Corp. (VST), among others, plunged in mid-day trade on Monday.

Some analysts were quick to assert that DeepSeek’s leap in AI efficiency—using far less computing horsepower and thus far less electricity—blows a hole in the widely accepted narrative that AI is power-hungry. Some in the climate community are already signaling relief that AI’s magic could be available with a lighter energy footprint.

Investors spent much of 2024 looking for less crowded trades set to gain from the AI boom. This week, many of those names got caught in the historic sell-off.

Nvidia and other artificial intelligence stocks at the forefront of the AI revolution are rebounding somewhat Tuesday after a selloff triggered by Chinese startup DeepSeek’s launch of a cutting-edge model at a fraction of the cost of its U.

Four of the stocks listed above are currently outperforming the benchmark S&P 500 in 2025. But Constellation Energy and Vistra are leading the way, with year-to-date returns of 44% and 35%, respectively. Those gains speak to their strong market positions.

GE Vernova was one of the best-performing S&P 500 stocks in 2024, easily outpacing Nvidia and fellow nuclear energy standout Constellation since it went public in April. GEV has jumped 45% in the ...

Wall Street’s superstars tumbled Monday as a competitor from China threatens to upend the artificial-intelligence frenzy they’ve been feasting on.

Shock to financial markets came from Chinese firm whose AI app it says was made at a fraction of US AI models.

The emergence of Chinese artificial-intelligence company DeepSeek raises a simple question that has clobbered energy stocks tied to the AI boom: What if AI can run sophisticated models without using so much energy?

AI's impact on electricity demand is uncertain with the emergence of DeepSeek, causing confusion among investors and leading to a sell-off in power stocks. Less sensitive ETFs include XLU, RSPU, and GRID.

BofA lowered the firm’s price target on Constellation Energy (CEG) to $366 from $380 and keeps a Buy rating on the shares. Constellation and

The Chinese AI company roiled financial markets and showed the road to growth in electricity demand may be bumpy.