Traders on the New York Stock Exchange witnessed a sharp downturn in stock futures early Monday, a reaction to escalating tensions between the U.S. and Iran following the seizure of an Iranian-flagged cargo ship over the weekend. Dow Jones Industrial Average futures dropped 358 points, or 0.72%, while S&P 500 futures fell by 0.58%, and Nasdaq-100 futures decreased by 0.53%.
President Donald Trump announced on Sunday that U.S. forces fired upon and captured the Iranian vessel in the Gulf of Oman. This action came after Iran declined to participate in a new round of peace negotiations scheduled in Pakistan by the U.S. “The Iranian ship is under U.S. Treasury Sanctions due to its history of illegal activity. We have full custody of the ship and are inspecting its cargo,” Trump stated on his Truth Social platform. He further threatened to target critical infrastructure in Iran if the nation refused to negotiate with the U.S., warning of potential strikes on power plants and bridges.
This significant geopolitical development occurs as a ceasefire between Iran and the U.S. is set to expire this week. In the wake of these tensions, crude oil prices surged during morning trading, with West Texas Intermediate futures soaring 8% to reach $90.54 per barrel, while International Brent crude advanced 6% to $96.50.
Last week saw Wall Street enjoying gains, with both the S&P 500 and Nasdaq Composite reaching all-time highs following a temporary ceasefire between Iran and Lebanon. At that time, Iran had declared the Strait of Hormuz re-opened; however, reports indicate that vessel traffic through this crucial shipping channel has been restricted once again, with state media alleging that the U.S. “did not fulfill their obligations.” Trump reaffirmed that the U.S. blockade of the Strait of Hormuz would persist until Iran meets specific demands.
The S&P 500 gained 4.5% last week, with the Nasdaq Composite increasing by an impressive 7.2%, registering its 13th consecutive day of gains-a streak not seen since 1992. Peter Boockvar, chief investment officer at OnePoint BFG Wealth Partners, stated in an email to CNBC, “After the Nasdaq rallied for 13 days fueled by hopes for a deal, we ended the week in an overbought position. The situation with Iran has now become even more complex and uncertain, leading to questions about when the conflict will resolve and when the Strait will fully reopen without the looming threat of attacks.” He added, “The key question for Monday’s trading, assuming no major news breaks, will be how extensive the market pullback will be.”
As traders brace for a volatile market influenced by geopolitical strife, Wall Street watches closely, weighing the potential impacts of foreign relations on the financial landscape. The backdrop of rising oil prices coupled with uncertainty makes it imperative for investors to remain vigilant in these turbulent times.
Original Source: https://www.cnbc.com/2026/04/19/stock-market-today-live-updates.html
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Publish Date: 2026-04-20 09:31:00
