On July 21, BlackRock affiliate Austin Private Wealth had sold 12 million shares of Trump Media Technology Group (DJT) short the day before Trump's assassination..O) stock。Austin Private Wealth manages about $1 billion in assets, with major shareholders including high-profile investors such as BlackRock and Vanguard.。The coincidence of the timing of the short sale raised doubts in the market about its insider trading.。Austin Private Wealth explained that the short sale order was placed incorrectly due to a technical failure in the trading system.。The company said the actual size of the order should be much smaller and should target different securities.。The SEC is reviewing Austin Private Wealth's internal communications and transaction records to determine if there was any wrongdoing.。If evidence of illegal activity is found, the investigation could lead to severe penalties。Earlier, BlackRock issued a statement on the assassination of Trump gunman Thomas Matthew Crooks had appeared in its commercial, saying, "Strongly condemns any form of political violence and will do our part to promote the civilization and unity of the country."。"