Commentary: When stock analysts move markets, should retail investors follow?

Source: CNA
Published on: 2026-11-03 22:03

Retail investors should be cautious about buying or selling shares simply because they read in the news that an analyst has changed a recommendation, says NTU finance professor Roger Loh. SINGAPORE: Shares of at least two Singapore-listed firms made headlines last month after their shares fell sharply following downgrades by stock market analysts. OCBC shares tumbled nearly 6 per cent on Oct 7 after Citi cited softer-than-expected third-quarter earnings expectations and downgraded the bank to "sell". Days later, Sheng Siong shares fell as much as 3 per cent on the back of a downgrade by Maybank to "hold" and a cut in target price. How can a single analyst's opinion have such a dramatic impact on a company's share price? Should retail investors follow these recommendations? NOT ALL ANALYST REPORTS INFLUENCE THE MARKETS Analysts employed by financial institutions study the companies t...

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