Market Midday: Stocks Lower, US Crude Tops $104, Diesel at Record High • 9/15/26

Summary

US stocks fell at midday as bond yields pushed higher and oil prices rose. The 10-year Treasury yield briefly breached 5% amid concerns about debt, deficits, AI-related issuance, and solid growth. WTI crude traded above $104 after a Middle East pipeline shutdown, while diesel hit a record high. The Fed was expected to hike rates, and AI slowdown warnings and GM's new infotainment system were also discussed.

• Stocks lower: Dow down 505, S&P 500 down 0.5%, Nasdaq down 0.75%.
• 10-year Treasury yield touches a 19-year high and briefly tops 5%.
• Rick Santelli attributes rising yields to debt/deficits, AI issuance, and growth.
• WTI crude above $104 after a Middle East pipeline attack; diesel at record $6.27.
• Fed expected to raise rates by a quarter point; mortgage rates near 7.2%.
• AI slowdown debate includes RSI concerns and skeptic views on regulatory capture and capex.
• GM plans a new infotainment system for redesigned Silverado and Sierra pickups.