Stocks of Sembcorp Industries on Tuesday plunged 9.2% after the Energy Market Authority’s announcement that it will cap wholesale power prices that had soared as much as 3,000% this year.

Equity analysts said the slide was overdone and that it would have minimal impact on its earnings. Should investors be concerned?

And how did Singapore shares react to US Federal Reserve Chair Jerome Powell's two-day testimony before Congress?

On Market Wrap, Emaad Akhtar speaks to Geoff Howie, Market Strategist, SGX, for answers to these questions, as well as to find out who the biggest gainers on the STI were this week.

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