STL · P

Ryne Stanek

Age 35 B/T R/R 6′4″, 226 lb USA MLB debut 2017

40-man

Free agent est. 1 yr × $1.4M ($730K–$3M) if his club option is declined
1 caution
- His $6.0M club option for 2027 is expected to be declined (projected value below it); the decision comes about five days after the World Series.

Keystone Stuff 102 56th pct

2026 fWAR 0.0

Projected 2027 WAR −0.1 Keystone Marcel+ at 54 IP

Pitching · 2026 percentiles

vs. MLB pitchers with 500+ pitches · 1,079 pitches

Keystone Stuff 102

Keystone Location 90

Keystone Pitching 95

Run value (xRV) 0.00

Strikeout % 24.3%

Walk % 12.0%

Whiff % 29.7%

Chase % 29.6%

Fastball velo 97.9

Extension 6.0 ft

62.2 IP4.02 ERA4.52 FIP 46° arm2 SV

Arsenal & Pitch Lab

Movement normalized to arm side · Keystone Stuff by pitch

RHP · arm angle 46° · how to read

Pitch	Use	Velo	IVB	HB	Stuff	Loc	Whiff	xRV/100
Four-seam52% use	52%	98.0	17.6	+8.6	96	93	27%	−0.43
Slider23% use	23%	88.5	0.5	−3.2	114	90	42%	−0.14
Splitter16% use	16%	90.0	5.0	+11.6	104	100	32%	+0.88
Sinker9% use	9%	96.9	10.8	+15.1	92	91	18%	+1.15

Weak pitch to watch

Four-seam grades 96 with below-average expected results; his slider grades 114. The best case is against righties: the slider is worth +1.0 runs per 100 pitches more, 1.3 standard errors (175 and 248 pitches), short of the 2 needed. No mix change until it clears.

Most similar pitchers

Pitches like Stanek: same hand, shape, slot and mix

Similarity	Player	Stuff	’26 WAR	’27 proj	2027
64	Luis Medina ATH · ’99	103	0.9	0.6	Arb
61	Michael Petersen MIA · ’94	115	1.5	0.6	Pre-arb
59	Jonathan Bowlan PHI · ’96	114	0.8	0.5	Pre-arb
56	Chase Silseth TEX · ’00	98	0.4	0.3	Pre-arb
53	Luke Weaver PIT · ’93	105	1.4	0.7	Signed $12.5M

Same-handed pitchers nearest on fastball velocity and shape, arm angle, extension, pitch mix, secondary shapes, Stuff, whiff rate and workload. 2026 regulars only.

Pitch locations · 2026

Where each pitch finishes, by batter side

Four-seam 43%

42% zone

Slider 30%

33% zone

Sinker 16%

52% zone

Splitter 10%

18% zone

Where each pitch finishes, catcher’s view. The bar marks the batter’s side; the box is an average strike zone. Pitches with 40+ thrown to this side.

Contract & projection

Club control (RosterResource) · Keystone projected WAR

2027 −0.1 WAR Club option $6.0M

2028 −0.2 WAR Free agent

2029 −0.3 WAR Free agent

2030 −0.4 WAR Free agent

His 2027 is a $6.0M club option, decided by St. Louis ≈ Nov 1–5. The Free-Agent Board expects it declined, so it prices him as a free agent. Contract Studio →