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0285.HK — Hang Seng index addition
BYD Electronic
Sector
Information Technology
Announced
Aug 19, 2022
Effective
Sep 5, 2022
Replaced
Quarterly review
1W after inclusion
+9.5%
+9.5% vs index
1M after inclusion
-4.9%
-4.9% vs index
3M after inclusion
+17.1%
+17.1% vs index
6M after inclusion
+13.0%
+13.0% vs index
1Y after inclusion
+73.5%
+73.5% vs index
Indexed performance around the effective date (effective close = 100)
Curated Hang Seng Indexes 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: -2.7%
Other stocks added to the Hang Seng
- 9618.HK — JD.com joined on Jun 7, 2021.
- 2269.HK — WuXi Biologics joined on Sep 7, 2020.
- 1810.HK — Xiaomi joined on Sep 7, 2020.
- 9988.HK — Alibaba Group joined on Sep 7, 2020.
See the full Hang Seng additions log or the index review calendar.