UOB led the gains after its stock grew 2.54%.
The Straits Times Index ended 49.44 or 1.53% higher at 3,288.17.
The top active stocks were DBS, which climbed 2.54%, OCBC, which grew 2.1%, UOB, which edged up 2.11%, Singtel, which increased 0.3%, and SGX with a 2.38% advance.
The FTSE MidCap rose 0.73% whilst the FTSE Small Cap inched up 0.2%.
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