United States Baker Hughes US Oil Rig Count increased to 445 from previous 440

Samsung Electronics' share price plunged nearly 10% today, once again testing the key support level of 280,000 won.

SK Hynix's share price weakened on the eve of its US listing, primarily due to multiple pressures, including shifting market dynamics and pricing pressures.

TradingKey - On July 7, Samsung Electronics released its earnings guidance for the second quarter of 2026. The company expects quarterly revenue to reach 171 trillion Korean won, visibly lower than the prior market consensus estimate of 172.181 trillion Korean won. In contrast to the missing revenue, the company's operating profit reached approximately 89.4 trillion Korean won. Compared with the same period last year, Samsung's operating profit surged about 19-fold, setting a new record high for the company's quarterly operating profit.

SanDisk stock fell 10%-14% in an AI chip selloff. Here's what caused the drop, why fundamentals remain intact, and the key levels and catalysts to watch next.

Japanese and South Korean stock markets plunged at the open, with the KOSPI Index falling below the 8,000-point mark and the Nikkei 225 dropping below 70,000 points. Samsung Electronics, Kioxia, and SK Hynix fell sharply across the board, while SoftBank bucked the trend to post gains.