Momentum ETFs Lose Steam in 2025 as Tech Stocks Retreat Momentum-focused ETFs, which thrived on last year’s tech surge, are underperforming in 2025. Major holdings like Tesla and Broadcom have reversed course, dragging down returns. Defensive and value stocks, largely absent from these funds, have outpaced the former high-flyers, prompting a shift in ETF rankings and investor sentiment this year.2