These companies have a careful balancing act to pull off in 2026 if they want to continue their run.Three years after the release of ChatGPT, generative AI remains the biggest trend in the stock market. It has created many big winners, as big tech companies are spending as much as possible building new data centers and outfitting them with equipment. Just about every industry has felt the impact of the trend, and it's even had a meaningful impact on U.S. GDP.But the biggest winners are still firmly in the t ...