Shares in the company fell 20 percent on the back of the news. IQE makes semiconductor wafers for chips used in Apple products.
Interim Executive Chairman Phil Smith in a statement that in the immediate term, broader semiconductor market shortages have softened demand in some supply chains but he believed these effects to be temporary.
IQE expects 2021 adjusted core profit of about 18 million pounds ($24.1 million) and revenue of 152 million pounds, compared with 30.1 million pounds and 178 million pounds, respectively, a year earlier.
IQE had said in September its adjusted core profit would be similar to prior-year levels on a constant currency basis.
The company sells photonics products and noted that sales in that division too were below expectations.
The company’s dependence on Apple has been the subject of analyst concern for about a year now, with those who are optimistic about the company’s future thinking the company would become less dependant on Apple orders.
Still the fact that the Cardiff outfit sees such a significant fall in sales, suggests Apple is heading for a bad year too.