2025年十大美股最强股出炉，闪迪大涨577%，存储企业包揽前四

Group 1 - The core viewpoint of the article highlights that storage companies dominated the top ten gainers in the US stock market for 2025, with SanDisk leading at a remarkable 577% increase [1] - The S&P 500 index experienced an overall increase of 16% for the year, but it underperformed compared to international markets, indicating issues of market concentration risk and structural imbalance [1] - Looking ahead to 2026, opportunities in the US stock market are tied to whether AI can establish a commercial closed loop, while risks are associated with the "internal melting point" and "external inflection point" of the AI bubble [1]