Here are the whole league's top ten on-base percentage guys. 1) Trout, M, LAA: .443 2) Betts, M, BOS: .436 3) Freeman, F, ATL: .424 4) Bryant, K, CHC: .418 5) Robertson, D, TB: .417 6) Belt, B, SF: .416 T7) Judge, A, NYY: .412 T7) Markakis, N, ATL: .412 9) Machado, M, BAL: .409 10) Arenado, N, COL: .407 Brandon Nimmo, who (for maddening reasons — It's not like he's been hurt) doesn't have enough plate appearances to qualify, is at .450. FOUR FITTY!