Hollis returned to top level form in 2014, taking consecutive wins at the Millrose Games then the USA Indoor Championships for his third national title. A vault of was a world leading mark in May, and the best mark he had achieved in nearly four years. He was fourth at the World Challenge Beijing meet and finished the 2014 USA Outdoor Track and Field Championships as the runner-up with his best of , second to Sam Kendricks. A series of five straight wins in European competitions marked a new career high as he won the Gugl Games in a best of , improved further to at the Liege Meeting, before finally going on to vault a personal record of in Landau. He competed at the IAAF Diamond League season-ending Memorial Van Damme and placed fourth. Given his performances (his new best ranked him second in the world that year, only behind the world record holder Renaud Lavillenie) he was selected to represent the Americas team at the 2014 IAAF Continental Cup. He placed third behind Lavillenie and Xue Changrui – his first international top three finish.