SG Movers: ST Engineering & iFast 😭 Buy the Dip or Stay Away?

ST Engineering falls 6.3% despite higher first-half profit; stock had surged over 80% year to date. iFast lost 8% on Tuesday as substantial shareholder CP Invest – a subsidiary of Temasek-owned Cuscaden Peak Investments – reduced its stake in the company. The counter was down 11.3 per cent or S$1.11 at S$8.66 as at 9.09 am, after closing at S$9.77 the previous day. It was the biggest drop since Apr 28, with the stock nearly up 20 per cent in the year to date. ------- Is it still overvalued after surging 80% ytd? Or a bargain under sgd 8?