TradingKey – The re-escalation of the US-Iran conflict and mixed earnings from Samsung both weighed on market trading sentiment, triggering a sell-off in chip and memory stocks. The three major US stock indexes all fell, though the Dow hit a historic high in early trading.

At the close, the Dow Jones Industrial Average fell 0.25% to 52,925.15 points; the Nasdaq Composite Index fell 1.16% to 25,818.69 points; and the S&P 500 Index fell 0.45% to 7,503.85 points.