Mega-Cap Selloff Drags Markets Lower as Volatility Spikes

U.S. equities suffered a broad pullback on Thursday as sustained selling pressure in mega-cap and technology stocks spread across the market, with little support from the rotational strength seen earlier in the week. The S&P 500 fell 1.2%, the Nasdaq Composite dropped 1.6%, and the Dow Jones Industrial Average slid 1.2%. Small- and mid-cap stocks also retreated, with the Russell 2000 down 1.8% and the S&P MidCap 400 off 0.5%.

The decline pushed the S&P 500 into negative territory for the year and below its 50-day moving average, underscoring the growing technical damage from recent volatility.

Much of the day’s focus centered on the reaction to Alphabet’s earnings report released the prior afternoon. Although the company delivered a strong earnings beat, investors expressed concern over its massive fiscal 2026 capital expenditure plan of $175–$185 billion. The scale of that spending raised questions about long-term returns, weighing on sentiment. Still, Alphabet managed to recover from steep early losses, a relative bright spot in an otherwise weak mega-cap session.

As a result, communication services declined just 0.3%, making it one of the better-performing sectors on the day.

Consumer discretionary was among the weakest groups, plunging 2.6% as most of its components traded lower. Amazon and Tesla provided little support ahead of Amazon’s earnings release after the close, reinforcing the sector’s underperformance.

Technology also struggled, falling 1.7% after another choppy session. While Alphabet’s spending plans initially fueled optimism around AI infrastructure and chip demand, that enthusiasm faded as the day progressed. Broadcom gave back most of its early gains, and NVIDIA finished lower after briefly trading in positive territory. The semiconductor index closed marginally in the red.

Software stocks remained under intense pressure. The sector ETF sank 5.0%, extending its recent slide, while Microsoft again underperformed, weighing heavily on large-cap technology. The mega-cap growth cohort dropped 1.9%, deepening its losses for the year.

Unlike recent sessions, there was little evidence of meaningful rotation into other growth or cyclical areas. The materials sector was the worst performer, tumbling 2.8% amid profit-taking after a strong start to the year.

Financials also declined 1.2%, pressured by weakness in crypto-related stocks. Coinbase Global and Robinhood Markets sank sharply as bitcoin extended its selloff, falling roughly 13% on the day and slipping below $64,000. The crypto slump added to intraday volatility and weighed on risk sentiment.

Only defensive sectors provided limited shelter. Consumer staples rose 0.3%, and utilities gained 0.1%. Walmart saw modest profit-taking, but broader sector strength offset the move.

Earnings-related volatility remained elevated. Hershey Foods rallied sharply after delivering a beat-and-raise quarter, while Estee Lauder plunged despite topping estimates, finishing as the day’s worst-performing S&P 500 stock.

Overall, the session reflected heightened instability across risk assets, as pressure on mega-cap and growth stocks intensified without the usual offsetting support from other sectors. Alphabet’s recovery from early lows offered a measure of encouragement, but uncertainty remains elevated.

With Amazon’s earnings still pending and investor confidence fragile, markets appear vulnerable to further swings. The volatility index surged more than 20% during the session and remains elevated, signaling persistent unease as some of the market’s largest and most influential stocks continue to struggle in early 2026.

Our FTinvest 11 model portfolio declined 1.99% to close at 1,013.81, pulling back from yesterday’s all-time high of 1,034.38. The retreat follows two days of sharp gains and reflects normal market volatility after a strong breakout above the 1,000-point mark.

Despite the drop, the portfolio remains well above its milestone level and continues to outperform on a year-to-date basis. FTinvest 11’s long-term positioning and disciplined strategy remain intact as it navigates near-term fluctuations with resilience.