Thorpedo Anna takes on Nitrogen in Sunday’s Spinster

Reigning Horse of the Year Thorpedo Anna Heads Field
for $650,000 Juddmonte Spinster on Fall Stars Sunday

Keeneland update by the track’s publicity team (Coady Media photo of Horse of the Year Thorpedo Anna winning last year’s Kentucky Oaks)

LEXINGTON, KY (Sept. 30, 2025) – Hill ‘n’ Dale Equine Holdings, Magdalena Racing, Mark Edwards and Judy Hicks’ Thorpedo Anna, the 2024 Horse of the Year, headlines a field of five entered Tuesday for Sunday’s 70th running of the $650,000 Juddmonte Spinster (G1) for fillies and mares.

Among those lined up to face Thorpedo Anna is D.J. Stable’s 3-year-old Nitrogen, winner of the Alabama (G1) Presented by Keeneland Sales, who will be making her first start against older horses. Flavien Prat picks up the mount on Thorpedo Anna for the injured Brian Hernandez Jr.

The Juddmonte Spinster is one of three stakes on Sunday’s 10-race program that starts at 1 p.m. ET.

In the other two Sunday stakes:

The 35th running of the $400,000 Castle & Key Bourbon (G2) attracted a field of 12 headed by Repole Stable’s Final Score, winner of the With Anticipation (G3) at Saratoga.

The eighth running of the $300,000 Indian Summer (L) Presented by Keeneland Select drew a field of nine headed by Leland Ackerley Racing’s Obliteration, a graded stakes winner on dirt and runner-up in the Kentucky Downs Juvenile Sprint Stakes (L) in his grass debut.

The fields for the three Sunday stakes, with trainers, riders and weights from the rail out, are:

Race 8, 4:44 p.m. — $300,000 Indian Summer (L) Presented by Keeneland Select, 2-year-olds, 5½ furlongs (turf):

Race 9, 5:16 p.m. — $650,000 Juddmonte Spinster (G1), 3-year-olds and up, fillies and mares, 1 1/8 miles, “Win and You’re In” race for the $2 million Breeders’ Cup Distaff (G1):

Race 10, 5:48 p.m. — $400,000 Castle & Key Bourbon (G2), 2-year-olds, 1 1/16 miles (turf), “Win and You’re In” race for the $1 million Breeders’ Cup Juvenile Turf (G1):