Market Open: Stocks Up, Iran Talks Resume, US Props Up Yen • 8/3/26

Market Trends and Macroeconomic Indicators - Wall Street indices opened higher on the first day of August trading, with the Dow Jones Industrial Average rising 648 points or 1.25%, the S&P 500 index increasing by 45 points or 0.5%, and the Nasdaq gaining 133 points or 0.5% [1] - The Nasdaq concluded July coming off its worst performing month since March 2025, though major market averages remained higher for the year [2] - Crude oil prices fell by more than 6%, with US crude dropping below $80 per barrel amid optimism surrounding US-Iran talks and potential war de-escalation [1][2] - The national average price for a regular gallon of gasoline held steady at approximately $4.09, while inflation metrics showed shelter costs decreasing rapidly in regions like California due to population outflow [3][4] - The average interest rate on a 30-year fixed home loan hovered at 6.83%, approaching the 7% threshold and marking some of the highest mortgage rates seen in a year [4] - The United States government intervened to support the Japanese yen in the first currency intervention in 15 years, as the yen weakened to its lowest level against the dollar in nearly 40 years [5] Industry Dynamics and Corporate Performance - Technology giants experienced share price growth, with Microsoft and Amazon shares both soaring by more than 4% in morning trading [1] - Pharmaceutical companies AstraZeneca and Bristol Myers weighed a potential mega-merger valued at roughly $400 billion, which would rank among the largest pharma deals in history [6] - Canadian airline WestJet, the country's second-largest airline, reached a tentative pay deal allowing flight attendants to end a strike that had prompted the cancellation of hundreds of flights during a three-day holiday weekend [7][8] - Marriott International shares declined in early trading following mixed quarterly results, despite the company raising its outlook for room revenue growth [8] - Sony's Spider-Man movie generated an estimated $355 million during its opening weekend, drawing over 24 million viewers in the United States and Canada to mark the second-biggest domestic opening weekend record in history [9]