MLB · Athletics · RP
Mark Leiter Jr. WHIP
No 2026 MLB games logged for Mark Leiter Jr. yet. This page fills in from the first final box score.
2026 season
Search ResultMark Leiter Jr. — WHIP36 games
Mark Leiter Jr. has a 1.31 WHIP this season (44 baserunners over 33.2 IP) — 0.89 over the last 10 games (8 baserunners over 9 IP).
L5
0.80
L10
0.89
L20
1.07
SZN
1.31
The next game, the posted lines on it, and every WHIP answer once a box score is final.