Aaron Rund P Wisconsin Timber Rattlers
+0.1 WAR
Age 27 RHP 6'5" / 225 lbs A+ peak 0.3 · 2026
ERA4.40
FIP4.40
xFIP
SIERA
K%20.8%
BB%10.7%
K-BB%10.1%
IP42
trajectory · 10 yrs
0.3peak
2026
STUF4040
CTRL3535
CMD3535
K†4550

Career (MLE) + Projections

Park-neutral MLB-equivalent. MiLB translated via MLE factors. FIP-based WAR vs replacement FIP=5.3 (SP) / 4.95 (RP, <80 IP). FIP+ = runs above league-avg FIP · REP = replacement-level bonus.

YearAge LvlTeam GGSIPBF KBBHR K%BB%HR% ERAFIP WAR
202425A+Wisconsin Timber Rattlers390572395623018.0%11.1%0.0%3.002.98+1.3
202526A+Wisconsin Timber Rattlers360462084425116.3%13.8%0.5%5.093.75+0.6
▸ 2026 Season
202627MLBMIL42421783523419.6%12.6%2.4%4.754.75+0.1
▸ 2027+ Projections — Marcel base + age-bracket aging
202728MLBMIL42421763522420.0%12.3%2.5%4.724.73+0.1
202829MLBMIL41411723521420.1%12.2%2.6%4.724.74+0.1
202930MLBMIL40401673320420.1%12.1%2.7%4.754.79+0.1
203031MLBMIL38381613220419.9%12.2%2.7%4.804.85+0.0
203132MLBMIL37371553019419.6%12.3%2.8%4.884.93+0.0
203233MLBMIL35351482918419.3%12.5%2.9%4.975.03-0.0
203334MLBMIL33331402718419.0%12.7%3.0%5.075.14-0.1
203435MLBMIL31311322517418.6%12.9%3.1%5.195.26-0.1
203536MLBMIL29291242216418.1%13.2%3.2%5.315.40-0.1
▸ Career (all levels · actual + projected)
Career7501034477755117.2%12.3%0.2%3.933.34+2.3
/ 200 IP1460200868150107217.2%12.3%0.2%3.933.34+4.4

Career Path Comps

What happened to similar pitchers from this age · Y-axis: ERA+ (100 = league avg, 150 = elite, 80 = below) · Bands: P10–P90 outer, P25–P75 inner · Gold: OGILVIE projection

Profile at Match Age Next 3 Yrs Career
CompAgeRole FIPK%BB%HR/BFBABIP FIPK%K-BB%IP ΔFIPLow FIPIPMatch
Aaron Rund (OGILVIE) 4.75 19.6%12.6%2.4% 4.75 20.0%7.8%122 +0.00
Spencer Bivens R 2027 · 4.85 FIP 28 SU 4.85 19.8%13.5%3.1%.265 3.87 18.2%10.2%272 -0.98 3.45 315 90
Joe Colón J R 2026 · 4.30 FIP 27 SU 4.30 20.4%12.1%2.5%.315 3.24 113 89
Antonio Guzman R 2026 · 3.60 FIP 27 SU 3.60 18.8%11.2%1.2%.328 3.47 20.6%11.3%170 -0.13 3.16 254 89
Derek Eitel R 2026 · 4.34 FIP 27 SU 4.34 18.1%13.9%1.8%.338 4.29 19.7%5.0%113 -0.05 4.00 138 89
Ronald Peña R 2026 · 4.57 FIP 27 SU 4.57 20.5%12.6%2.9%.355 4.49 16.5%6.1%39 -0.08 3.70 187 87
Grant Black R 2026 · 4.46 FIP 27 SW 4.46 19.0%13.9%2.2%.327 5.46 15.2%3.1%156 +1.00 4.46 215 85
Cole McDonald R 2026 · 5.16 FIP 27 SU 5.16 21.1%13.8%3.8%.281 2.84 153 85
Armando Rivero R 2026 · 4.26 FIP 27 SW 4.26 18.7%13.5%1.9%.256 2.69 32.9%19.8%68 -1.57 2.69 125 85
Wirfin Obispo R 2029 · 4.83 FIP 30 SU 4.83 18.6%12.2%3.2%.292 1.31 28.6%24.5%126 -3.52 1.30 218 85
Michael Blazek R 2026 · 4.97 FIP 27 SU 4.97 17.9%11.9%3.4%.336 4.43 17.5%8.0%124 -0.54 3.06 221 85
Erik Davis R 2027 · 3.95 FIP 28 SU 3.95 17.9%13.5%1.2%.363 3.64 21.1%11.3%181 -0.31 3.05 227 85
Matt Wivinis R 2025 · 3.83 FIP 26 SU 3.83 19.5%12.2%1.5%.262 5.90 14.5%6.2%17 +2.07 1.61 124 84
Mason Vinyard R 2025 · 4.41 FIP 26 SU 4.41 21.8%14.5%2.4%.254 3.60 154 84
Jonathan Aro R 2026 · 3.96 FIP 27 SU 3.96 17.3%10.9%1.7%.280 3.30 12.7%9.3%64 -0.66 2.57 323 84
Luis Mateo R 2026 · 4.58 FIP 27 SW 4.58 17.6%11.2%2.8%.309 5.45 8.6%-4.8%43 +0.87 3.47 160 84
Tanner Scheppers R 2027 · 4.38 FIP 28 SW 4.38 17.7%11.2%2.5%.263 4.82 15.7%9.0%48 +0.44 4.38 101 84
Gonzalez Germen R 2026 · 4.29 FIP 27 SW 4.29 18.0%12.5%2.1%.296 3.94 19.2%8.3%54 -0.35 3.68 146 84
Tucker Healy R 2026 · 4.28 FIP 27 SU 4.28 15.6%11.5%1.9%.321 5.21 19.2%8.7%24 +0.93 2.83 174 83
Burch Smith R 2026 · 3.92 FIP 27 SW 3.92 19.5%12.6%1.6%.234 4.45 22.2%10.5%192 +0.53 3.42 365 83
Bayden Root R 2025 · 3.81 FIP 26 SU 3.81 16.6%9.8%1.6%.257 3.55 102 83

Contract

No contract data on file. Pre-MLB players and minor-league free agents do not yet have salary projections — entries are added at first 40-man roster placement.