开源量化评论（121）：港股CCASS优选20组合的年度回顾及最新持仓

• The "Hong Kong CCASS Preferred 20 Portfolio" was constructed using a two-step screening method: "select brokers first, then select stocks"[3][4] - The first step involves selecting top-performing brokers by standardizing and equally weighting their excess Sharpe ratio and monthly win rate, then selecting the top 10 brokers[4][16] - The second step involves equally distributing funds to the 10 selected brokers, aggregating their latest holdings, and retaining the top 20 stocks by weight for equal allocation[5][17] - The portfolio has shown significant outperformance over the Hang Seng Index, with an annualized excess return rate of 19.3% and an excess Sharpe ratio of 2.45 over the period from 2020 to 2025[3][12][15] - The portfolio demonstrated defensive characteristics during market adjustments, achieving a positive return of 2.05% from October 8, 2025, to December 31, 2025, while the Hang Seng Index fell by 4.47% and the Hang Seng Technology Index dropped by 15.32%[3][12] - The latest holdings of the portfolio as of February 2026 include a low valuation and high dividend yield configuration, with the banking and non-bank financial sectors accounting for about 45%, the energy sector about 10%, and the technology and internet sectors about 20%[6][19][22] Portfolio Performance Metrics - Annualized return: 19.3%[15] - Annualized volatility: 7.9%[15] - Sharpe ratio: 2.45[15] - Maximum drawdown: -7.6%[15] - Monthly win rate: 75.3%[15]