@OptionsDelta:1, On Friday, $Nasdaq100 Bull 3X ETF(TQQQ)$ has a sell call order $TQQQ 20240105 52.0 CALL$ , unfortunately I did not see it until after the opening today. Leveraged ETF options will attract institutional orders at key turning points because of the leverage characteristics, and the trading volume is lower than that of SPY QQQ, it is easier to highlight large orders, which is suitable for tracking.2, continue to sell $BABA 20240202 67.0 PUT$ put option, China concept stocks continue to see the bottom shock.3, the recent strong biotechnology sector, Pfizer bottom rebound to do sell