重仓，all in！押注式投资的是非成败

Group 1 - The article discusses the resurgence of "betting-style" investment strategies among public funds in the A-share market, driven by structural market conditions [1][5] - Some actively managed equity funds are concentrating their holdings in specific sectors, often deviating significantly from their performance benchmarks, which are typically broad indices like the CSI 300 [1][4] - A case study of a fund that has doubled its net asset value within a year highlights its concentrated investment in the innovative drug sector, with over 95% of its top ten holdings in this area [2][3] Group 2 - The article notes both successes and failures of the "betting-style" strategy, with some funds performing well in sectors like innovative drugs and gold, while others, such as those heavily invested in real estate and traditional liquor stocks, have underperformed [3][4] - The trend of modifying funds to focus on popular sectors is prevalent among smaller public fund companies, aiming to attract more investments [5][6] - The regulatory environment is shifting, with an emphasis on strengthening the constraints of performance benchmarks, which may lead to clearer investment directions for these funds and higher expectations for fund managers' foresight [6][7]