2018 Winner,Morelos • ATP CH 50 2015 Winner,Columbus • ATP CH 50 2015 Winner,Cary • ATP CH 50 2018 1/2 final,San Francisco • ATP CH 100 2017 1/2 final,Columbus • ATP CH 70 2017 1/2 final,Tempe • ATP CH 70 2016 1/2 final,Cary • ATP CH 50 2015 1/2 final,Knoxville • ATP CH 50 2015 1/2 final,Las Vegas • ATP CH 50 2017 1/4 final,Newport • ATP 250 2019 3rd round,Newport Beach • ATP CH 125 2016 1/4 final,Guadalajara • ATP CH 125 2017 1/4 final,Aptos • ATP CH 100 2016 1/4 final,Tiburon • ATP CH 100 2015 1/4 final,Monterrey • ATP CH 100 2017 1/4 final,Savannah • ATP CH 70 2017 1/4 final,Tallahassee • ATP CH 70 2015 1/4 final,Cuernavaca • ATP CH 70 2019 3rd round,Charlottesville • ATP CH 50 2019 3rd round,Columbus • ATP CH 50 2019 3rd round,Morelos • ATP CH 50 2019 3rd round,Orlando • ATP CH 50 2015 1/4 final,Binghamton • ATP CH 50 2015 1/4 final,Maui, Hawa • ATP CH 50 2022 1/4 final,Cancun • M 25 2012 2nd round,US Open • Grand Slam 2018 2nd round,Indian Wells • ATP CH 125 2018 2nd round,Newport Beach • ATP CH 125 2015 2nd round,Caltanisseta • ATP CH 125 2016 2nd round,Sarasota • ATP CH 100