SK Hynix shares fell 9%.

Refinitiv, citing five sources, said that after President Trump’s July 28 threat to strike Iran’s energy network and infrastructure, Iran conducted high-level diplomatic outreach warning Gulf states any new U.S. military action would prompt Iranian retaliation against regional energy facilities and U.S. assets. Iranian deputy foreign minister Araghchi spoke with the foreign ministers of Saudi Arabia, Turkey and Qatar and with Pakistan’s army chief, urging Gulf partners to use their influence to dissuade Washington. Saudi Crown Prince Mohammed bin Salman urged Trump to delay military action. Qatar, Oman and Saudi pressed the U.S. to resume talks with Tehran to avoid renewed conflict. On Aug. 2, Trump said he agreed to call off the attack plan “provided a deal could be reached quickly.”

South Korea’s presidential office responded to calls to hold policy chief Kim Yong-beom responsible for recent market swings linked to the launch of single-stock leveraged ETFs, saying officials will prioritize close market monitoring and prepare appropriate responses. Communications senior secretary Seong Gi-hong said both the property and equity markets are showing elevated volatility with material effects on households, and that relevant Blue House officials are carefully reviewing situations and cautiously studying potential measures.