US stock markets today (April 13, 2026): Dow, S&P 500, Nasdaq fall as US-Iran talks fail; oil surge unsettles investors

Indian markets opened with caution. Global markets saw a dip on Monday. This was due to the breakdown of US-Iran peace talks. Geopolitical worries resurfaced. A US military blockade added to the pressure. Oil prices surged above $100. This impacted financial stocks. Energy stocks saw gains. Investors moved towards safer assets.