TOKYO, 15 September 2026 — The TOPIX opened at 4,055.11 during Tuesday’s regular cash session. Compared with the previous close of 4,058.21, the opening print was a calculated gap-down of 3.10 points or 0.08%.
Early-session price
Google Finance displayed the index at 4,047.69 at 09:48:45 JST, a session move of -10.52 points or -0.26%. The displayed range at that time was 4,039.39 to 4,058.46.
What the opening shows
The broad Japanese benchmark extended its small opening gap-down by the timestamped observation. Its direction differed from the Nikkei 225 reading taken minutes earlier, illustrating that the two benchmarks can diverge.
Why this benchmark matters
TOPIX is a broad, free-float-adjusted capitalization-weighted measure of Japanese equities and complements the price-weighted Nikkei 225.
What to watch
The opening print is a fixed historical observation. Readers may monitor whether the index holds its morning range, changes direction during the session and how its final cash close compares with the previous close.
Data note: The opening level and delayed intraday reading are separate observations. Prices can change immediately. The opening gap is calculated as the session open minus the previous close. This report is general information, not investment advice, a forecast or an executable quotation.