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Healthcare Stocks Outperform Tech Amid Cooling AI Enthusiasm
Source: investopedia.com
Published on November 22, 2025
The typical Wall Street obsession with artificial intelligence has taken a backseat this month, as investors pivot towards the healthcare sector amidst cooling enthusiasm for tech stocks and mounting concerns over an AI bubble. The S&P 500's Health Care Index has climbed a robust 5% so far, significantly outperforming the broader market, which has dipped over 4%. In stark contrast, the technology sector has faced an 8% decline, marking it as the S&P 500’s weakest performer this period. This defensive shift underscores a growing cautiousness among investors, reminiscent of past market anxieties.
Pharmaceutical giants have led this resurgence, with Regeneron Pharmaceuticals (REGN) and Eli Lilly (LLY) posting some of the largest gains within the S&P 500. Eli Lilly, maker of the blockbuster weight-loss drugs Mounjaro and Zepbound, notably saw its shares surge more than 20% this month, briefly achieving the distinction of becoming the healthcare sector’s first trillion-dollar company. Its market capitalization now rivals that of retail behemoth Walmart and conglomerate Berkshire Hathaway, signaling profound investor confidence in its growth trajectory.
AI Bubble Fears Fuel Healthcare Sector Shift
The reallocation of capital is largely a reflection of a broader search for perceived safety in the stock market. For nearly three years, AI has dominated investment narratives, but recent weeks have seen a notable reduction in that fervor. Seasoned market observers are drawing unsettling parallels between the current AI boom and the infamous Dot-com Bubble of the late 1990s. These similarities – elevated valuations, colossal investments in nascent technology, and intricate vendor financing deals – have given pause to those mindful of history. The Nasdaq, after all, took a sobering 15 years to recover from the Dot-com crash in 2000. This sentiment is echoed in Bank of America’s November Global Fund Managers Survey, which revealed that nearly half of professional money managers view an AI bubble as the market’s most significant tail risk.
What tech stocks have relinquished in luster, healthcare stocks appear to have absorbed. The same Bank of America survey indicated that fund managers aggressively increased their allocations to healthcare equities by 20 percentage points this month, a more substantial increase than any other asset class. This marks the highest level of bullishness on the sector since December 2022. Historically, healthcare has served as a reliable defensive play during periods of economic uncertainty or heightened anxiety. Consumers may curb spending on discretionary items, but essential medical care and medications typically remain non-negotiable, making the sector a consistent haven for wary investors.
Navigating the Evolving Healthcare Investment Landscape
Despite the current tailwinds, the healthcare sector's momentum could face future headwinds or prove to be a short-lived rotation. Political rhetoric, for instance, looms large. Former President Donald Trump has been a vocal critic of the sector, previously railing against "money sucking Insurance Companies" and pledging to "knock out the middleman," a reference to pharmacy benefit managers. He has also advocated for lower drug prices and threatened tariffs on imported pharmaceutical products from companies lacking a U.S. manufacturing presence. Such policies could introduce significant volatility and uncertainty into the sector.
Moreover, a potential resurgence in tech cannot be entirely discounted. While investors have reacted cautiously in recent days, many analysts were initially optimistic following Nvidia's (NVDA) strong earnings report, anticipating it might revive the AI trade. Several broader economic tailwinds, including potential interest rate cuts, robust earnings growth across other sectors, and the lingering effects of significant legislative packages like this year's "One Big, Beautiful Bill," could still entice investors back towards growth stocks, potentially re-establishing AI's dominance. The current healthcare stocks rally, while strong, operates within a dynamic market landscape subject to both economic shifts and political developments.