With the 2011 minor league season complete we check in on the progress of each of the Arizona Diamondbacks preseason Top 15 prospects as ranked by our prospect ranker J.P. Schwartz The post season grading report was done by the publisher of Top Prospect Alert, not Mr. Schwartz, and reflects only the 2011 season and not future upside or downside of the individual prospect. Our 2012 preseason rankings will be published in the coming months.

#1 Jarrod Parker GRADE B
Parker went 11-8 with a 3.79ERA in 130.2 innings for the Double-A Mobile Bay Bears. He had 55 walks and 112 strikeouts. Opposing hitters batted .236 off of Parker.

#2 Matt Davidson GRADE B
Davidson batted .277 with 39 Doubles, 1 Triple, 20 Home Runs, and 106 RBI’s for High-A Visalia. He had 147 strikeouts in 135 games.

#3 Tyler Skaggs GRADE A
Skaggs went a combined 9-6 with a 2.96ERA between the High-A Visalia Oaks and the Double-A Mobile Bay Bears. He struck out 198 batters while walking 49 in 158.1 innings. Opposing hitters batted .218 off of Skaggs.

#4 Bobby Borchering GRADE B
Borchering hit .267 with 29 Doubles, 3 Triples, 24 Home Runs and 92 RBI’s for High-A Visalia. While the power was great, so were the strikeouts, 162 in 531 at bats.

#5 Chris Owings GRADE C+
Owings batted .246 with 29 Doubles, 6 Triples, 11 Home Runs, 50 RBI and 10 Stolen Bases. He struck out 130 times in 121 games. Owings struggled after the all star break batting just .224 in the second half.

#6 Paul Goldschmidt GRADE A+
Goldschmidt batted .306 with 21 Doubles, 3 Triples, 30 Home Runs, and 94 RBI’s in 103 games at Double-A Mobile. He was promoted to the majors in August where through September 4th he was hitting .247 with 4 Doubles, 6 Home Runs, and 16 RBI’s in 29 Games with the Diamondbacks.

#7 Wagner Mateo GRADE C
Mateo batted .228 with 9 Doubles, 2 Triples, 6 Home Runs and 25 RBI’s for the AZL Diamondbacks. He struck out 88 times in 206 at-bats.

#8 Pat Corbin GRADE B-
Corbin went 9-8 with a 4.21ERA in 160.1 innings for Double-A Mobile. He walked 40 while striking out 142 batters. Opposing hitters batted .275 off of Corbin.

#9 A.J. Pollock GRADE B
Pollock batted .307 with 41 Doubles, 5 Triples, 8 Home Runs and 73 RBI’s for Double-A Mobile. He also stole 36 bases in 133 games for the BayBears.

#10 Ty Linton GRADE C+
Linton batted .254 with 6 Doubles, 4 Triples, 3 Home Runs, and 17 RBI’s in 36 games for the Rookie League Missoula Osprey.

#11 Marc Krauss GRADE C
Krauss batted .242 with 25 Doubles, 6 Triples, 16 Home Runs and 65 RBI’s for Double-A Mobile. He struck out 123 times in 125 games with the BayBears.

#12 David Holmberg GRADE B
Holmberg went a combined 12-9 with a 3.44ERA in 154.1 innings between Low-A South Bend and High-A Visalia. He walked 48 and struck out 157 batters. Opposing batters hit just .236 against Holmberg.

#13 Robbie Rowland GRADE D
Rowland went 2-6 with a 8.00ERA in 63 innings for Rookie League Missoula. He walked 16 and struck out 46. Opposing hitters batted a whopping .335 off of Rowland on the season including .377 with runners in scoring position.

#14 Blake Perry GRADE C
Perry went a combined 2-5 with a 4.86 ERA in 74 innings between the AZL Diamondbacks at the Short Season Yakima Bears. He walked 24 batters while striking out 57. Opposing hitters batted .251 against him this season.

#15 Zach Walters TRADED TO WASHINGTON
Walters was traded to the Washington Nationals in July after hitting .302 with 27 Doubles, 6 Triples, 9 Home Runs, and 56 RBI’s in 97 Games for the Low-A South Bend Silver Hawks. Following the trade he hit .293 in 30 games as a member of the Potomac Nationals.