Adidas did not provide details of the supply problems or the products affected in its earnings statement and a spokesperson declined to comment further.
Yet investors cheered the company’s results, which revealed a 40% increase in online revenue and a 16% sales spike in greater China. First quarter operating profits were up 17%.
Shares in Adidas spiked over 6% in Frankfurt, lifting the stock to a new record high.
The company said the Adidas brand was driving growth. Increasingly popular Adidas training and running products helped offset weaker demand for football merchandize than last year, when sales were boosted by the World Cup.
Reebok, another brand owned by Adidas, was a different story. Its sales were down 6%.
Adidas launched a turnaround strategy at the end of 2016, pledging to focus on China, North America and online sales.
Adidas has signed up athletes and celebrities as brand ambassadors in the United States.
Knowles will become a creative partner for Adidas, helping to develop new footwear and clothes.