WhichIndex

Which indexes is OCBC Bank in?

OCBC Bank is in 1 of the 57 indexes we track. Its largest weight is 18.56% in the Straits Times Index, where it ranks #2 of 30.

Ticker
O39 (Singapore Exchange)
Country
Singapore
Sector
Financials
Size
Large cap (market cap $10–200 billion; exact figure in the ranking)
Data as of
15 Oct 2026

Member of 1 index

OCBC Bank's index memberships
IndexWeight %RankIndex size
Straits Times Index18.56230

Source: each index's own source, listed on its page. How we source this. Weights are estimates where marked. This page is refreshed when a membership changes or a weight moves by more than 10%; each index page has the daily figures.

OCBC Bank across every index we track

Lit tiles are the indexes OCBC Bank belongs to; the shade is its weight there.

Fewermore

Neighbours by weight

The members ranked just above and just below OCBC Bank in each index
IndexRanked aboveRanked below
Straits Times IndexDBS Group Holdings (29.65%)United Overseas Bank (9.98%)