Sector classification change log
Have company reclassifications affected my sector research results?
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サンプルJSON
仕様JSON
サンプル基準日
0700.HK Tencent Holdings | Hang Seng Index | 2025-10-16 – 2026-10-16 | HKD
- Highest item: Classification added
- 73 companies
- Lowest item: Sector changed
- 25 companies
- Average
- 48 companies
- Number of items
- 4 items
Old vs. new classification
Companies reclassified (companies) (表)
Affected weight
Affected market-cap weight (%) (棒)
Snapshots and change verification
Share of Companies reclassified (companies) (ドーナツ)
サンプルデータ行
| Classification change snapshots | Companies reclassified (companies) | Affected market-cap weight (%) | Data date (sample) |
|---|---|---|---|
| Sector changed | 25 | 23.9 | 2026-10-16 |
| Sub-industry changed | 68 | 11.4 | 2026-10-16 |
| Classification added | 73 | 5.6 | 2026-10-16 |
| Classification missing | 27 | 15.4 | 2026-10-16 |