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As of July 22, 2026, the largest company in Singapore was the with a market capitalization of * billion Singapore dollars. The largest three companies in Singapore by market capitalization were two of its largest banks, followed by consumer internet company Sea Limited.

DBS, OCBC, and UOB - stalwarts of Singapore’s financial sector

Singapore’s three largest banking groups – DBS Group, OCBC, and UOB, are seen as stable stock market investments. They routinely make up the top three leading companies by market capitalization and rank consistently among the most valuable brands in Singapore. Despite the global economic turmoil, these three banks were forecast to turn profits in 2023, being among the biggest beneficiaries of rising interest rates in the Asia-Pacific region. Singapore is a leading financial hub in the Asia-Pacific region, and its financial sector makes up the third-largest sector of its economy.

Sea Limited and Grab - volatility of tech companies in the stock market

Among the largest companies in Singapore are two of its biggest tech companies, Sea Limited and Grab Holdings. Sea Limited operates the e-commerce marketplace Shopee and online gaming company Garena, while Grab Holdings is a super-app that provides ride-hailing, food delivery, and digital payment services. Despite the popularity of their services, both companies have faced a turbulent year, with Grab Holdings seeing their share prices drop during the first day of trading. Once valued more than DBS, OCBC, and UOB combined, Sea Limited's market capitalization as of July 22, 2026, is billion Singapore dollars. The mention of net losses around *** billion U.S. dollars in 2021 remains relevant.