Kammala jumla mai zuwa: A shekara ta 2017, Ellis ya lashe Gasar Amateur, ya zama dan wasa na uku da ya lashe Gasar Amateur ta Ingila da Gasar Amateur, tare da Michael Bonallack da Michael Lunt. Wannan nasarar ta ba shi damar shiga Gasar Open Championship ta 2017, Gasar Masters ta 2018, Gasar Tunawa ta 2018, da kuma
Gasar US Open ta shekara ta 2018.