Rio Oso (USA) Horse
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About
Rio Oso, a 4yo foal from the United States, is trained by Kelly Lynn Deiter. He is by Long River out of Bear Moon and has yet to break his maiden, having finished winless in two starts. In his most recent start at Charles Town on 29 Mar 2026, jockey Justin M. Lewis guided him to a fifth‑place finish behind winner Holy Brick.
Raced At
Charles TownRace Record
| Event Summary | Runner Stats | Rank |
|---|---|---|
| Charles Town 29-Mar-26 905m FIRM R3 Md (of $13,300) Barrier 6, Winning Time: 00:54.280, SP: 5.50 broke a step slow, chased three wide around the turn, running on the wrong lead, faded through the lane. 1st Holy Brick ( A Cruz 126 ) 2nd Palpitations ( N A Bueno 116 , Cd 106 ) 3.00L 3rd Fifth Of June ( E Villasmil 126 ) 5.00L 5th Rio Oso ( J M Lewis 126 ) 7.25L See full results | J M Lewis 57.2kg 7.25L | 5 (7) |
| Timonium 24-Aug-25 805m FIRM R8 Md $700 (of $8,400) Barrier 3, SP: 7.50 1st Grosse Ile ( C Lopez 126 ) 2nd New York Lights ( J Cespedes 121 ) 1.00L 3rd Bella Creed ( C Mongan 121 ) 1.75L 4th Rio Oso ( X Perez 121 , Cd 0 ) 4.25L | X Perez 54.9kg, Cd 0 4.25L | 4 (5) |