2月6日生物经济（970038）指数跌0.42%，成份股华兰疫苗（301207）领跌

Group 1 - The core index of the biotechnology sector, the Biotechnology Economy Index (970038), closed at 2177.69 points, down 0.42% on February 6, with a trading volume of 18.133 billion yuan and a turnover rate of 1.61% [1] - Among the constituent stocks of the index, 15 stocks rose, with Tigermed leading the gainers at a 3.06% increase, while 34 stocks declined, with Hualan Vaccine leading the losers at a 3.48% decrease [1] Group 2 - The net outflow of main funds from the Biotechnology Economy Index constituents totaled 484 million yuan, while the net inflow from speculative funds was 118 million yuan, and the net inflow from retail investors was 366 million yuan [2] - Detailed fund flow information for the constituent stocks is available in the accompanying table [2]