Jefferson Jean P Stockton Ports
+0.0 WAR
Age 21 RHP 6'3" / 170 lbs A Svc 0.0 · Ctrl thru 2036 peak 2.3 · 2031
ERA4.90
FIP4.90
xFIP
SIERA
K%20.8%
BB%12.9%
K-BB%7.9%
IP87
trajectory · 10 yrs
2.3peak
2031
K†5055

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
202217ROKDSL Athletics667339404.91
202318ROKACL Athletics225283316.75
202419AStockton Ports1410452245840718.3%21.5%4.1%6.756.53-0.8
202520AStockton Ports2420874119460616.9%17.2%1.7%5.594.78+0.4
▸ 2026 Season
202621MLBOAK16168736776471020.8%12.9%2.8%4.904.90+0.3
▸ 2027+ Projections — Marcel base + age-bracket aging
202722MLBOAK2121113479104541321.8%11.3%2.8%4.684.58+0.9
202823MLBOAK2525138581131601622.5%10.2%2.7%4.494.38+1.4
202924MLBOAK2929157663153641823.1%9.6%2.7%4.344.24+1.9
203025MLBOAK3131171722169672023.4%9.2%2.7%4.234.16+2.2
203126MLBOAK3232178752178692023.6%9.2%2.7%4.184.14+2.3
203227MLBOAK3232177746176692023.6%9.2%2.7%4.164.15+2.3
203328MLBOAK3232174735173682023.6%9.3%2.8%4.174.17+2.2
203429MLBOAK3131170719169672023.5%9.3%2.8%4.204.22+2.1
203530MLBOAK3030165697162662023.3%9.4%2.9%4.254.28+1.9
203631MLBOAK2929159673155642023.0%9.6%2.9%4.314.36+1.7
203732MLBOAK2828153646147631922.7%9.7%3.0%4.394.44+1.5
203833MLBOAK2727146616138611922.4%9.9%3.1%4.484.54+1.3
203934MLBOAK2525139586129591922.1%10.1%3.2%4.584.65+1.0
▸ Career (all levels · actual + projected)
Career46381456961221261717.6%18.1%2.5%5.965.26+0.1
/ 200 IP63522009601681742317.6%18.1%2.5%5.965.26+0.1

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
Jefferson Jean (OGILVIE) 4.90 20.8%12.9%2.8% 4.38 22.5%12.3%408 -0.52
Hunter Parks R 2026 · 5.29 FIP 21 SP- 5.29 18.7%16.8%3.0%.312 5.29 17.8%-0.6%163 +0.00 5.01 246 94
Zack Bird R 2026 · 4.55 FIP 21 SP- 4.55 18.1%15.6%1.8%.281 5.34 10.8%-7.7%48 +0.79 4.55 149 91
Jacob Watters R 2027 · 4.93 FIP 22 SP- 4.93 18.3%17.1%2.2%.319 4.39 17.0%5.1%81 -0.54 3.86 165 90
R.J. Freure R 2027 · 5.14 FIP 22 SP- 5.14 21.7%18.5%2.8%.286 5.83 21.4%4.2%107 +0.69 5.14 196 90
James McArthur R 2027 · 5.06 FIP 22 SP- 5.06 18.8%15.5%2.9%.304 4.44 20.0%10.7%131 -0.62 3.54 352 90
Max Bain R 2028 · 5.17 FIP 23 SP- 5.17 20.5%15.2%3.4%.291 6.72 16.7%-3.9%81 +1.55 5.17 174 89
Keythel Key R 2026 · 5.23 FIP 21 SP- 5.23 18.7%15.2%3.2%.310 4.98 237 89
Juaron Watts-Brown R 2027 · 5.24 FIP 22 SP- 5.24 21.8%15.4%3.7%.294 4.20 24.4%13.6%124 -1.04 4.20 227 89
J.P. Massey R 2028 · 4.96 FIP 23 SP- 4.96 18.2%16.0%2.5%.259 5.11 15.9%0.6%115 +0.15 4.70 195 89
Matt Ruppenthal R 2028 · 4.51 FIP 23 SP- 4.51 19.1%14.3%2.2%.290 4.25 21.4%6.5%143 -0.26 3.75 283 88
Nolan DeVos R 2027 · 4.17 FIP 22 SP- 4.17 21.1%14.0%2.0%.302 5.82 12.3%-1.5%12 +1.65 4.17 110 88
Kyle Bradish R 2027 · 4.55 FIP 22 SP- 4.55 20.8%13.7%2.7%.309 3.87 24.1%14.7%238 -0.68 2.16 615 88
Aaron Davenport R 2027 · 4.86 FIP 22 SP- 4.86 20.0%13.2%3.2%.280 5.01 16.9%5.2%391 +0.15 4.06 498 87
Braden Webb R 2027 · 4.45 FIP 22 SP- 4.45 18.0%12.5%2.4%.276 4.79 17.9%1.8%172 +0.34 4.45 308 87
Garrett Cave R 2027 · 4.99 FIP 22 SP- 4.99 16.4%14.9%2.5%.301 4.97 17.8%-8.8%40 -0.02 4.97 156 87
Jimmy Endersby R 2028 · 4.24 FIP 23 SP- 4.24 20.9%14.1%2.0%.310 5.78 16.4%3.7%225 +1.54 2.86 357 86
Tyler Brown R 2027 · 5.66 FIP 22 SP- 5.66 20.2%15.0%4.3%.332 5.47 19.1%7.4%114 -0.19 4.50 205 86
Kyle Johnston R 2027 · 4.52 FIP 22 SP- 4.52 16.2%13.8%1.9%.290 4.08 16.4%4.5%194 -0.44 3.80 395 86
José Leclerc R 2026 · 5.03 FIP 21 SP- 5.03 16.8%17.0%2.2%.304 3.16 30.0%15.1%184 -1.87 1.47 527 86
Hayden Merda R 2028 · 5.20 FIP 23 SP- 5.20 16.1%15.3%2.8%.325 4.97 21.5%6.1%54 -0.23 4.97 150 86

Contract

ESTIMATED  ·  service-time + WAR-based estimator (needs verification)
Status   MiLB
MLB Debut   2031
Service   0 yrs (est)
Team Control Through   2036
First FA Year   2036
YearStatusSalary Proj WAR Value Surplus
2026MiLBstill in minors · estimated debut 2031
2027MiLBstill in minors · estimated debut 2031
2028MiLBstill in minors · estimated debut 2031
2029MiLBstill in minors · estimated debut 2031
2030MiLBstill in minors · estimated debut 2031
2031Pre-Arb$0.9M+2.3$21M+$20M
2032Pre-Arb$0.9M+2.3$22M+$21M
2033Pre-Arb$1M+2.2$22M+$21M
2034Arb-1$3M+2.1$21M+$18M
2035Arb-2$4M+1.9$20M+$16M
2036Extbeyond projection horizon · no WAR estimate
Totals $10M $106M +$96M