Financials and Tech Lead Broad Rally as Banks Surge Nearly 4% — September 25, 2026

Market Overview

Japanese equities advanced broadly on September 25, 2026, with financial stocks spearheading a wide-ranging rally across the Nikkei 225. Banks were the standout performers of the session, posting an average gain of nearly 4% as investors rotated decisively into rate-sensitive names. The positive momentum was felt across most sectors, though construction, telecommunications, and utilities bucked the trend to close in the red.

Top Gainers

The session’s headline mover was Komatsu (6301), the heavy machinery giant, which surged +5.98% to lead all Nikkei 225 constituents. The advance suggests renewed optimism around industrial demand and infrastructure spending, though no specific catalyst was attributed to the move.

Financial names dominated the top-performers list. Resona Holdings (8308) climbed +5.00%, while megabanks Mizuho Financial Group (8411) and Mitsubishi UFJ Financial Group (8306) gained +4.18% and +3.95% respectively, reflecting broad confidence in Japan’s banking sector. Regional lenders were equally buoyant, with Shizuoka Financial Group (5831), Fukuoka Financial Group (8354), and Yokohama Financial Group (7186) all posting gains between roughly 4% and 4.7%.

In the technology space, Tokyo Electron (8035) rose +4.82%, and semiconductor substrate maker Ibiden Co. (4062) added +4.20%, underscoring continued appetite for AI and chip-related supply chain plays. Japan Post Holdings (6178) rounded out the top ten with a gain of +3.78%.

Top Decliners

Construction stocks were firmly out of favour, with Shimizu Corp (1803) falling -5.98% — the steepest single-stock decline of the day — followed by Taisei Corp (1801) at -1.74% and Kajima Corp (1812) at -1.47%, contributing to the construction sector’s bottom-ranking performance of -0.79%.

SoftBank Group (9984) shed -3.18%, making it the second-largest decliner and adding to its recent volatility. Chip designer Socionext (6526) dropped -2.43%, while Japan Steel Works (5631) and internet conglomerate Rakuten Group (4755) fell -1.88% and -1.68% respectively. LY Corporation (4689) and GS Yuasa Corp (6674) also posted modest losses.

Sector Snapshot

The day’s sector standings told a clear story of rotation into financials and away from defensive or rate-sensitive utilities.

• Banks (+3.97%) — The top-performing sector by a significant margin, driven by broad strength across regional and megabank names.
• Securities (+2.43%) and Other Financials (+1.97%) — Also surged, reinforcing the financial-sector theme.
• Land Transportation (+1.66%) and Insurance (+1.61%) — Solid mid-tier performers reflecting broader risk-on sentiment.
• Electrical Equipment (+1.19%) — Supported by gains in semiconductor-adjacent names such as Tokyo Electron and Ibiden.
• Automobiles (-0.00%) — Effectively flat, suggesting no clear directional conviction in the sector.
• Telecommunications (-0.60%) and Electricity (-0.62%) — Both slipped as investors preferred growth and cyclical exposure over defensive yield plays.
• Construction (-0.79%) — The weakest sector of the session, dragged lower by sharp losses in major general contractors.

Overall, today’s session reflected a confident risk-on posture from market participants, with breadth decidedly positive and financials asserting leadership heading into the final week of the month.

Source: Tokyo Stock Exchange data | Japan Economic News