All nineteen UCI WorldTeams and the Swiss national team participated in the race. Each of the 20 teams entered seven riders, for a total of 140 riders, of which 120 finished.[2][3]
On stage 1, Geraint Thomas, who was second in the points classification, wore the green jersey, because first-placed Rohan Dennis wore the yellow jersey as the leader of the general classification.
Final classification standings
Legend
Denotes the winner of the general classification
Denotes the winner of the young rider classification
Denotes the winner of the points classification
Denotes the winner of the team classification
Denotes the winner of the mountains classification