Advanced Bullpen Data + Usage Tracking

Riley O'Brien
Throws: R
Primary Role(s): Reliever
Age: 30

St. Louis
Team Record: 78 - 84
Head Coach: Oliver Marmol
Pitching Coach: Dusty Blake

Pitcher Snapshot
Pitcher Impact Rating: 
82.6
IP (last 7 gm): 
3.1
ERA (last 7 gm): 
2.70
Team BP Power Rank: 
#29

Cumulative Stats

Season	G	ERA	IP	PA	P/pa	SO/pa	BB/pa	HR/pa	SB/pa	G/AO	AVG	OBP	xWOBA	OPS
2025	42	2.06	48.0	199	3.81	22.6%	11.1%	1.0%	-	1.63	0.196	0.313	0.299	0.587
2025 SpringTr	3	0.00	3.0	15	4.27	40.0%	13.3%	0.0%	-	3	0.231	0.333	-	0.564
2025: Home	23	0.66	27.1	103	3.69	20.4%	7.8%	1.0%	-	1.12	0.176	0.262	-	0.493
2025: Away	19	3.92	20.2	96	3.94	25.0%	14.6%	1.0%	-	3.11	0.221	0.368	-	0.693
2025: Vs L	39	-	21.0	85	3.82	31.8%	10.6%	0.0%	-	1.27	0.157	0.286	-	0.500
2025: Vs R	42	-	27.0	114	3.82	15.8%	11.4%	1.8%	-	1.9	0.224	0.333	-	0.649

2025 Pitch Arsenal

Game Logs

Game Date	Opponent	IP	PA	R	H	3B	BB	SO	NP-S	AVG
2025-09-28 (STL)	@ Cubs	1.0 8	4	0	1	0	0	2	13-9	0.20
2025-09-24 (STL)	@ Giants	1.0 8	6	1	2	1	1	0	16-11	0.20
2025-09-23 (STL)	@ Giants	0.1 9	1	0	0	0	0	1	5-3	0.19
2025-09-21 (STL)	vs Brewers	1.0 9	4	0	0	0	0	0	15-13	0.19
2025-09-20 (STL)	vs Brewers	1.1 8	5	0	0	0	1	1	19-12	0.19
2025-09-16 (STL)	vs Reds	1.0 9	3	0	0	0	0	1	9-7	0.20
2025-09-14 (STL)	@ Brewers	1.0 9	4	0	0	0	1	2	16-10	0.20

Advanced Stats

Advanced Stats will be released after the All-Star break

Last 7 Days