Major Movers, October 20, 2026

Pre-market, SPY is little changed at -0.1%. Energy leads at +1.2% as crude climbs on Middle East supply risk after the IEA said it would consider releasing emergency stocks, with Halliburton +2.3% and APA Corp +1.6% pacing gains. Health Care (+0.7%), Financials (+0.4%), Staples (+0.4%) and Utilities (+0.4%) are modestly higher. Technology is the weak spot at -0.8%, dragged by semiconductors, with Micron -2.7% and SK hynix -4.8% among the worst in that group. Industrials is flat at -0.1% even as RTX stands out at +2.0%.

Among factors, USMV leads at +0.8% while SPMO lags at -0.7%, a defensive tilt. Within mega-cap growth, RTX is the standout gainer and AMD (-1.8%) and Oracle (-1.6%) the laggards. Semiconductor ETFs are broadly soft, with SOXX -1.4% and SMH -1.2%.

Among single-stock movers, 3M is the top gainer after expanding its commercial relationship with an Amazon subsidiary via a share warrant. Steel Dynamics is the sharpest decliner, alongside a cluster of AI-infrastructure names including CoreWeave, CAE and Nebius Group all down more than 3%.

3M: +3.8% - on expanded commercial deal with an Amazon subsidiary
Leonardo DRS: +3.4%
Universal Health Services: +1.2%
Estée Lauder Companies: +1.1%
BNY Mellon: +1.0%
Sandisk: -2.9%
Nebius Group: -3.8%
CAE: -4.1%
CoreWeave: -4.2%
Steel Dynamics: -6.2%

Regionally, iShares MSCI Indonesia ETF jumps 7.8% while iShares MSCI South Korea ETF falls 3.5%. In commodities, Crude Oil ETF gains 2.4% alongside the broader move higher in oil prices.