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6526.T — Nikkei 225 index addition
Socionext
Sector
Information Technology
Announced
Sep 4, 2024
Effective
Oct 1, 2024
Replaced
October periodic review
1W after inclusion
-2.9%
-2.6% vs Nikkei 225
1M after inclusion
+0.3%
+1.7% vs Nikkei 225
3M after inclusion
-13.1%
-15.0% vs Nikkei 225
6M after inclusion
-32.0%
-25.6% vs Nikkei 225
1Y after inclusion
-4.2%
-21.8% vs Nikkei 225
Indexed performance around the effective date (effective close = 100)
Curated Nikkei Inc. periodic review entry; prices backfilled from market data.
Prices last updated: 2026-09-16 06:30 UTC (9h ago)
Run-up in the 30 days into inclusion: -9.1%
Other stocks added to the Nikkei 225
- 3092.T — ZOZO joined on Oct 1, 2024.
- 7453.T — Ryohin Keikaku joined on Oct 1, 2024.
- 5838.T — Rakuten Bank joined on Oct 2, 2023.
- 2269.T — Meiji Holdings joined on Oct 2, 2023.
- 6723.T — Renesas Electronics joined on Oct 3, 2022.
See the full Nikkei 225 additions log or the index review calendar.