Hang Seng 95Hang Seng companies

The Hang Seng tracks 95 Hong Kong companies. As of 2 Oct 2026 the largest is Tencent Holdings Limited at 8.71% of the index, and the 10 largest make up 51.48%.

Members

95

Weighting

Free-float market cap, capped at 8%

Provider

Hang Seng Indexes

Review

Quarterly (Mar, Jun, Sep, Dec)

Country

Hong Kong

Data as of

2 Oct 2026

Source: Hang Seng Indexes constituent list, as of 2026-10-02; weights estimated from market cap. How we source this.

Members

Concentration

The 10 largest members make up 51.48% of the index.

• Tencent Holdings Limited8.71%
• Industrial and Commercial Bank of China6.10%
• HSBC5.87%
• China Construction Bank5.74%
• Catl5.06%
• Alibaba Group4.77%
• Bank of China Ltd4.38%
• PetroChina Company Limited4.00%
• China Mobile Ltd3.92%
• China Merchants Bank2.93%

Which other indexes share members with the Hang Seng

Shade shows how many members each index shares with the Hang Seng.

Americas

1. S&P Mervalno shared members
2. Ibovespano shared members
3. S&P/TSX Compositeno shared members
4. S&P IPSAno shared members
5. S&P/BMV IPCno shared members
6. S&P 500no shared members
7. Nasdaq-100no shared members
8. Dow Jonesno shared members
9. Russell 2000no shared members
10. Nasdaq Composite6 shared
11. NYSE Composite3 shared

Europe

1. Euro Stoxx 50no shared members
2. ATXno shared members
3. BEL 20no shared members
4. OMX Copenhagen 20no shared members
5. OMX Tallinnno shared members
6. OMX Helsinki 25no shared members
7. CAC 40no shared members
8. DAXno shared members
9. OMX Iceland 15no shared members
10. ISEQ 20no shared members
11. FTSE MIBno shared members
12. OMX Rigano shared members
13. OMX Vilniusno shared members
14. LuxXno shared members
15. AEXno shared members
16. AMXno shared members
17. AMS Next 20no shared members
18. OSEBXno shared members
19. WIG20no shared members
20. PSIno shared members
21. MOEX Russiano shared members
22. IBEX 35no shared members
23. IBEX Medium Capno shared members
24. IBEX Small Capno shared members
25. OMX Stockholm 30no shared members
26. SMIno shared members
27. BIST 100no shared members
28. FTSE 1001 shared

Asia-Pacific

1. S&P/ASX 200no shared members
2. Shanghai Composite14 shared
3. Hang Sengthis index
4. Nifty 50no shared members
5. IDX Compositeno shared members
6. Nikkei 225no shared members
7. S&P/NZX 50no shared members
8. KSE 100no shared members
9. Straits Times Indexno shared members
10. KOSPIno shared members
11. VN-Indexno shared members

Middle East & Africa

1. EGX 30no shared members
2. TA-35no shared members
3. ASE Generalno shared members
4. QE Indexno shared members
5. TASIno shared members
6. JSE Top 40no shared members
7. ADX Generalno shared members

Fewermore

• Shanghai Composite: 14 shared companies
• Nasdaq Composite: 6 shared companies
• NYSE Composite: 3 shared companies
• FTSE 100: 1 shared company

Recent changes

We started recording changes on 26 Oct 2026. None recorded yet.

Questions

How many companies are in the Hang Seng?

The Hang Seng has 95 members. We show 95 as of 2 Oct 2026.

What is the largest company in the Hang Seng?

Tencent Holdings Limited, at 8.71% of the index as of 2 Oct 2026.

How is the Hang Seng weighted?

Free-float market cap, capped at 8%, according to Hang Seng Indexes.

When is the Hang Seng reviewed?

Quarterly (Mar, Jun, Sep, Dec).

Which Hang Seng companies are also in the Shanghai Composite?

14 of them, as of 2 Oct 2026. The membership map below links the Shanghai Composite.

Sources