Group 1 - The New Energy Vehicle Battery ETF (159775) experienced a strong surge, reaching a closing price limit with a premium rate of 11.24% as of September 1 [1] - Gold-related stocks saw a collective increase, with multiple gold stock ETFs rising over 8% [1] - CPO and other computing hardware stocks maintained strong performance, with several AI-related ETFs also showing significant gains [1] Group 2 - Hong Kong Stock Exchange announced on September 1 that it will optimize the collateral arrangements for its securities and derivatives clearing house to reduce costs for market participants [1] - The clearing house will adjust the calculation method for cash collateral interest paid to participants and lower the financing costs for non-cash collateral [1] Group 3 - According to the latest calculations from Cinda Securities, as of August 29, the active equity fund positions have once again surpassed 90%, marking the highest level since March 2021 [1] - The average position for ordinary stock funds is approximately 91.94%, an increase of 1.16 percentage points from the previous week [1] - The average position for equity-mixed funds is around 90.39%, rising by 1.53 percentage points [1]

Group 1 - The ETF market showed mixed performance on the 2nd, with the leading robot ETFs, Penghua (159278) rising by 2.30%, and E Fund (159530) increasing by 2.22% [2] - The worst performer was the new energy vehicle battery ETF (159775), which fell by 9.97%, followed by the communication equipment ETF (159583) down 6.45%, and the ChiNext AI ETF from Guotai (159388) dropping 6.21% [2] - The total trading volume for ETFs reached 508.206 billion yuan, with stock ETFs accounting for 212.972 billion yuan, bond ETFs for 195.430 billion yuan, money market ETFs for 29.550 billion yuan, commodity ETFs for 9.605 billion yuan, and QDII ETFs for 60.650 billion yuan [2] Group 2 - The highest trading volumes among non-money market ETFs were seen in the Guangfa CSI Hong Kong Innovative Medicine QDII ETF (513120) at 14.267 billion yuan, E Fund CSI Hong Kong Securities Investment Theme ETF (513090) at 12.584 billion yuan, and E Fund ChiNext ETF (159915) at 8.644 billion yuan [2]