估值周观察（9月第4期）：电力设备与半导体拔估值延续

Global Market Overview - The global equity markets showed mixed performance in the week of September 22-26, 2025, with US, Hong Kong, and Indian markets declining, while the Eurozone and Japanese markets performed better, with the Tokyo Stock Exchange Index rising by 1.25% [2][8] - The Indian SENSEX30 index saw a PE drop of over 1x, currently positioned at a relatively low valuation percentile [2][8] A-share Market Analysis - The A-share core indices experienced mild fluctuations, with the Shanghai Composite, CSI 100, and CSI 300 indices rising over 1%, significantly outperforming small-cap indices [22][23] - In terms of growth versus value, growth stocks significantly outperformed value stocks, with mid-cap and small-cap growth valuations increasing by over 0.4x [22][23] - The large-cap value indices showed relative superiority in the short to medium term, with average rolling percentiles for PE, PB, and PS at 49.5% and 75.4% for 1-year and 3-year periods, respectively [23][27] Industry Valuation Trends - Among primary industries, most sectors saw declines, with power equipment, electronics, and non-ferrous metals increasing by over 3%, while downstream consumer sectors declined [44] - The electronics sector experienced a PE expansion of over 2.4x, while the power equipment sector saw a PE expansion of 1.56x [44] Emerging Industries - There was a notable divergence in emerging industries, with biotechnology and green productivity sectors seeing more declines than gains, while semiconductor and integrated circuit sectors rose by over 6% [2][44] - The semiconductor sector had the largest PE expansion at +9.51x, while integrated circuits and new energy sectors expanded by 7.55x and 4.73x, respectively [2][44]