Apple still charging 300% of costs on iPhone storage upgrades, says WSJ

Opting for more RAM or storage when buying Apple devices has always been an expensive business, with the company famously charging huge markups. Apple said in its most recent earnings report that even after the price increases, its margins are being squeezed by higher component costs. But an analysis suggests that the company is still charging three times its own…

Summary from the 9to5Mac feed. The full story lives on their site.