Core Insights - The chemical pharmaceutical sector experienced a slight increase of 0.45% on October 16, with Sunflower leading the gains [1] - The Shanghai Composite Index closed at 3916.23, up 0.1%, while the Shenzhen Component Index closed at 13086.41, down 0.25% [1] Stock Performance - Sunflower (300111) saw a closing price of 9.00, with a significant increase of 10.97% and a trading volume of 4.1856 million shares, amounting to a transaction value of 36.12 billion [1] - Duorui Pharmaceutical (301075) closed at 50.80, up 10.63%, with a trading volume of 74,600 shares and a transaction value of 3.72 billion [1] - Asia-Pacific Pharmaceutical (002370) closed at 7.55, up 10.06%, with a trading volume of 185,700 shares and a transaction value of 1.40 billion [1] - Other notable gainers include Luoxin Pharmaceutical (002793) with a 9.94% increase and a closing price of 5.53, and Saifen Technology (688758) with a 9.02% increase and a closing price of 18.62 [1] Fund Flow Analysis - The chemical pharmaceutical sector experienced a net outflow of 18.2269 million from institutional investors, while retail investors saw a net outflow of 83.7 billion [2] - Conversely, speculative funds recorded a net inflow of 855 million [2] Individual Stock Fund Flow - Shutaishen (300204) had a net inflow of 123 million from institutional investors, while retail investors experienced a net outflow of 22.4 million [3] - Baijishenzhou (688235) saw a net inflow of 123 million from institutional investors but a net outflow of 118 million from speculative funds [3] - Xingqi Eye Medicine (300573) recorded a net inflow of 87.1576 million from institutional investors, with retail investors facing a net outflow of 73.7128 million [3]