Investors are betting that a Cardiff-based wafer company could be the next big thing

Investors trying to sniff out hidden Apple suppliers are betting on it, sending the shares of IQE up more than 300% this year.
The company is the second-best performer in the FTSE AIM 100 Index year-to-date and has also beaten every stock in the Philadelphia Semiconductor Index. And even with the cautionary tale of companies who flew too close to Apple’s sun still fresh in investors’ minds, some analysts say IQE’s run is just getting started.