银行股探底回升，中证银行指数盘中回踩年线，工行一度跌超2%！资金连续4日增仓银行AH优选ETF（517900）

Core Viewpoint - The banking sector is experiencing a significant decline, with major banks like Industrial and Commercial Bank of China (ICBC) and Agricultural Bank of China seeing stock prices drop over 2%, marking a notable downturn in the market [1][5]. Group 1: Market Performance - Bank stocks have seen a sharp decline, with the China Securities Bank Index falling to its annual line for the first time in a year [1]. - The AH Bank Index's dividend yield has increased to 4.6%, indicating a growing attractiveness for investors [5]. - The Bank AH Preferred ETF (517900) has shown signs of recovery after an initial drop, reflecting a potential bottoming out [3]. Group 2: Investor Sentiment - Several banks, including Everbright Bank and Nanjing Bank, have announced share buybacks, demonstrating confidence in their future prospects and long-term investment value [6]. - Social security funds have increased their holdings in the banking sector, with the proportion of bank holdings rising to 51.71%, up by 2.48 percentage points from the previous quarter [6]. - The Bank AH Preferred ETF has seen a net inflow of 20.87 million yuan over the past four days, indicating renewed interest from market participants [6]. Group 3: Institutional Investment - Insurance funds have made 11 significant investments in listed banks this year, primarily in H-shares, highlighting the sector's appeal due to its low valuations and stable dividends [6]. - The banking sector's low valuation, stable dividends, and minimal earnings volatility make it attractive for long-term institutional investors seeking steady returns [6].