道指开盘涨0.59%创历史新高，英特尔涨超4%

Market Performance - Dow Jones Industrial Average rose by 0.59% to a record high of 45174.51, gaining 263.25 points [1][2] - S&P 500 increased by 0.13% to 6476.70, up by 8.16 points [1][2] - Nasdaq Composite decreased by 0.02% to 21706.04, down by 4.63 points [1][2] - Nasdaq China Golden Dragon Index opened up by 0.4% [1] Company Highlights - UnitedHealth Group saw a significant increase of 10% after Berkshire Hathaway initiated a new position in the company [2] - Intel's stock rose over 4% [2] - Applied Materials experienced a decline of over 13% [2] Economic Data - U.S. retail sales for July increased by 0.5%, with the previous value revised from 0.6% to 0.9% [2]