Heat Check

TEX / Last 5 qualified starts

Jack Leiter

Form through 2026-06-15

40

Cooling form / 5 of 5

ERA 5.13 · WHIP 1.38 · K/9 8.1 · IP 33.1

Steady -3.1

Season form trend

Rolling GS+

204060802026-05-15 vs HOU: GS+ 59, 7.0 IP2026-05-20 vs COL: GS+ 38, 5.0 IP2026-05-26 vs HOU: GS+ 41, 6.0 IP2026-05-31 vs KC: GS+ 64, 5.2 IP2026-06-06 vs CLE: GS+ 28, 4.2 IP2026-06-12 vs BOS: GS+ 31, 5.0 IPBestWorst05-1505-2005-2605-3106-0606-12
Season form data
2026-05-1559
2026-05-2038
2026-05-2641
2026-05-3164
2026-06-0628
2026-06-1231

GS+ game log

Recent start depth

2026-06-12 / Below

vs BOS

5.0 IP, 8 H, 5 ER, 2 BB, 3 K

31

GS+

11%

Whiff

98.4

Top velo

Inning velo shape

93.0 mph91.1 mph90.0 mph87.7 mph91.7 mph

2026-06-06 / Poor

vs CLE

4.2 IP, 6 H, 5 ER, 3 BB, 2 K

28

GS+

3%

Whiff

97.9

Top velo

Inning velo shape

93.2 mph93.4 mph92.8 mph93.2 mph90.5 mph

2026-05-31 / Plus

vs KC

5.2 IP, 3 H, 0 ER, 2 BB, 10 K

64

GS+

12%

Whiff

98.9

Top velo

Inning velo shape

95.0 mph95.3 mph93.8 mph91.8 mph93.1 mph91.2 mph