https://www.cnbc.com/2017/09/12/energous-stock-drops-after-apple-announces-iphone-8-wireless-charging.html

Apple's official entry into the wireless charging market is a major blow for Energous.

After Apple provided details on Tuesday about the wireless charging capability in the latest iPhones, shares of Energous, the maker of WattUP wire-free charging, plunged as much as 21 percent.