Joe Rock or Riley O'Brien

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Joe Rock or Riley O'Brien Player Statistics
	Riley O'Brien RP - STL	Joe Rock SP,RP - ATH
2026 Stats


Games Played	56	4

Games Started	0	0

Innings Pitched	54.2	10.1

Wins	3	0

Losses	6	1

Saves	34	0

Blown Saves	5	1

Holds	1	0

Hits Allowed	44	11

Earned Runs	24	4

Home Runs Allowed	3	0

Strikeouts	54	12

Walks	23	11

ERA	3.95	3.48

WHIP	1.23	2.13

Joe Rock or Riley O'Brien Player Projections
	Riley O'Brien RP - STL	Joe Rock SP,RP - ATH
2026 Projections


Games Played	59	14

Games Started	0	2

Innings Pitched	60.2	23.0

Wins	3	1

Losses	3	1

Saves	14	0

Blown Saves	1	0

Holds	11	1

Hits Allowed	52	24

Earned Runs	26	14

Home Runs Allowed	5	3

Strikeouts	63	19

Walks	27	8

ERA	3.92	5.43

WHIP	1.31	1.39

Joe Rock or Riley O'Brien Player Notes
	Riley O'Brien RP - STL	Joe Rock SP,RP - ATH
News
	Riley O'Brien struck out one batter while allowing one hit in a scoreless appearance to earn the save in Thursday's 7-5 win over the Orioles. Chase Davis Fri, Aug 28th	The Athletics claimed LHP Joe Rock off of waivers from the White Sox. Ari Koslow Sun, Aug 16th
	Riley O'Brien recorded one out while allowing a hit and two walks to record his 33rd save of the season in Thursday's win against the Reds. Chase Davis Fri, Aug 21st	The White Sox designated Joe Rock for assignment. Ari Koslow Fri, Aug 14th
	Riley O'Brien struck out one batter in a scoreless outing to earn the save in Tuesday's 3-0 win over the Reds. Chase Davis Wed, Aug 19th	The White Sox optioned LHP Joe Rock to Triple-A Charlotte. Ari Koslow Fri, Jun 26th
	Riley O'Brien picked up the save in a clean ninth inning, striking out three batters on 14 pitches. Chase Davis Tue, Aug 18th	Joe Rock has been recalled from Triple-A Charlotte. Nate Miller - FantasyPros Tue, Jun 9th
	Riley O'Brien struck out one batter in a scoreless appearance to earn the save in Tuesday's 2-0 win over the Phillies. Chase Davis Wed, Aug 12th	Joe Rock has been traded from the Tampa Bay Rays to the Chicago White Sox in exchange for infielder Oliver Dunn. To make room for Rock on the 40-man roster, catcher Kyle Teel was transferred to the 60-day injured list. David Leisering Tue, May 19th
Notes
There are no recent notes for these players

Joe Rock or Riley O'Brien Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Riley O'Brien RP - STL			Joe Rock SP,RP - ATH
Fri, Mar 27th				@ TOR	Kevin Gausman (7-11)	#27
Sat, Mar 28th	vs TB	Joe Boyle (0-1)	#220	@ TOR	Dylan Cease (9-5)	#8
Sun, Mar 29th	vs TB	Steven Matz (5-4)	#218	@ TOR	Eric Lauer (8-6)	#230
Mon, Mar 30th	vs NYM	Clay Holmes (5-6)	#58	@ ATL	Bryce Elder (8-7)	#194
Tue, Mar 31st	vs NYM	Kodai Senga (0-9)	#91	@ ATL	Jose Suarez	#310
Wed, Apr 1st	vs NYM	Freddy Peralta (6-11)	#41	@ ATL	Chris Sale (13-9)	#4
Fri, Apr 3rd	@ DET	Framber Valdez (8-9)	#44	vs HOU	Cristian Javier (1-4)	#184
Sat, Apr 4th	@ DET	Jack Flaherty (3-8)	#108	vs HOU	Tatsuya Imai (6-4)	#129
Sun, Apr 5th	@ DET	Keider Montero (9-8)	#171	vs HOU	Lance McCullers Jr. (2-3)
Tue, Apr 7th	@ WSH	Cade Cavalli (12-5)	#61	@ NYY	Cam Schlittler (12-6)	#14
Wed, Apr 8th	@ WSH	Miles Mikolas (3-9)		@ NYY	Will Warren (8-6)	#60
Thu, Apr 9th				@ NYY	Ryan Weathers (5-8)	#226
Fri, Apr 10th	vs BOS	Connelly Early (7-5)	#224	@ NYM	Clay Holmes (5-6)	#58
Sat, Apr 11th	vs BOS	Ranger Suarez (5-3)	#25	@ NYM	Kodai Senga (0-9)	#91
Sun, Apr 12th	vs BOS	Brayan Bello (5-6)	#150	@ NYM	Freddy Peralta (6-11)	#41
Mon, Apr 13th	vs CLE	Gavin Williams (12-7)	#19	vs TEX	Nathan Eovaldi (10-9)	#94
Tue, Apr 14th	vs CLE	Joey Cantillo (9-7)	#59	vs TEX	MacKenzie Gore (7-10)	#35
Wed, Apr 15th	vs CLE	Slade Cecconi (4-7)	#143	vs TEX	Kumar Rocker (5-10)	#118
Thu, Apr 16th				vs TEX	Jack Leiter (3-7)	#125
Fri, Apr 17th	@ HOU	Peter Lambert (8-7)	#172	vs CWS	Davis Martin (9-6)	#144
Sat, Apr 18th	@ HOU	Lance McCullers Jr. (2-3)		vs CWS	Erick Fedde (6-8)	#267
Sun, Apr 19th	@ HOU	Mike Burrows (4-9)	#193	vs CWS	Noah Schultz (3-9)	#373
Mon, Apr 20th	@ MIA	Max Meyer (9-1)		@ SEA	Emerson Hancock (7-8)	#64
Tue, Apr 21st	@ MIA	Chris Paddack (0-7)		@ SEA	Luis Castillo (4-10)	#103
Wed, Apr 22nd	@ MIA	Janson Junk (6-8)	#124	@ SEA	Logan Gilbert (11-7)	#12
Fri, Apr 24th	vs SEA	George Kirby (9-10)	#23	@ TEX	Nathan Eovaldi (10-9)	#94
Sat, Apr 25th	vs SEA	Bryan Woo (9-9)	#15	@ TEX	MacKenzie Gore (7-10)	#35
Sun, Apr 26th	vs SEA	Emerson Hancock (7-8)	#64	@ TEX	Kumar Rocker (5-10)	#118
Tue, Apr 28th	@ PIT	Braxton Ashcraft (13-5)	#29	vs KC	Kris Bubic (3-2)	#132
Wed, Apr 29th	@ PIT	Bubba Chandler (6-9)	#122	vs KC	Michael Wacha (8-8)	#78
Thu, Apr 30th	@ PIT	Paul Skenes (9-11)	#5	vs KC	Noah Cameron (9-8)	#67
Fri, May 1st	vs LAD	Emmet Sheehan (4-8)	#110	vs CLE	Joey Cantillo (9-7)	#59
Sat, May 2nd	vs LAD	Roki Sasaki (5-5)	#131	vs CLE	Slade Cecconi (4-7)	#143
Sun, May 3rd	vs LAD	Justin Wrobleski (11-5)	#133	vs CLE	Parker Messick (10-8)	#31
Tue, May 5th				@ PHI	Cristopher Sanchez (16-4)	#3
Wed, May 6th	vs MIL	Brandon Sproat (3-7)	#175	@ PHI	Zack Wheeler (10-5)	#11
Thu, May 7th	@ SD	Michael King (8-9)	#51	@ PHI	Andrew Painter (3-8)	#206
Fri, May 8th	@ SD	Griffin Canning (4-9)	#169	@ BAL	Kyle Bradish (7-12)	#50
Sat, May 9th	@ SD	Randy Vasquez (10-6)	#232	@ BAL	Shane Baz (4-14)	#66
Sun, May 10th	@ SD	Walker Buehler (8-6)	#197	@ BAL	Keegan Akin (0-1)
Tue, May 12th	@ ATH	Jeffrey Springs (3-12)	#277	vs STL	Andre Pallante (12-6)	#293
Wed, May 13th	@ ATH	J.T. Ginn (9-8)	#204	vs STL	Matthew Liberatore (5-12)	#81
Thu, May 14th	@ ATH	Jacob Lopez (5-4)	#173	vs STL	Michael McGreevy (5-9)	#86
Fri, May 15th	vs KC	Michael Wacha (8-8)	#78	vs SF	Tyler Mahle (5-10)	#70
Sat, May 16th	vs KC	Noah Cameron (9-8)	#67	vs SF	Trevor McDonald (3-7)
Sun, May 17th	vs KC	Stephen Kolek (4-3)		vs SF	Adrian Houser (4-7)	#365
Mon, May 18th				@ LAA	Walbert Urena (8-9)	#238
Tue, May 19th	vs PIT	Mitch Keller (6-8)		@ LAA	Reid Detmers (4-8)	#43
Wed, May 20th	vs PIT	Carmen Mlodzinski (6-6)	#123	@ LAA	Jack Kochanowicz (2-5)
Thu, May 21st	vs PIT	Braxton Ashcraft (13-5)	#29	@ LAA	Jose Soriano (10-7)	#36
Fri, May 22nd				@ SD	Walker Buehler (8-6)	#197
Sat, May 23rd	@ CIN	Chase Petty (1-2)	#383	@ SD	Lucas Giolito (2-3)	#348
Sun, May 24th				@ SD	Michael King (8-9)	#51
Mon, May 25th	@ MIL	Jacob Misiorowski (14-5)	#6	vs SEA	Luis Castillo (4-10)	#103
Tue, May 26th	@ MIL	Kyle Harrison (10-3)	#57	vs SEA	Emerson Hancock (7-8)	#64
Wed, May 27th	@ MIL	Chad Patrick (7-4)	#116	vs SEA	Logan Gilbert (11-7)	#12
Fri, May 29th	vs CHC	Shota Imanaga (8-9)	#30	vs NYY	Carlos Rodon (4-2)	#39
Sat, May 30th	vs CHC	Ben Brown (4-2)	#219	vs NYY	Ryan Weathers (5-8)	#226
Sun, May 31st	vs CHC	Jordan Wicks (0-2)	#306	vs NYY	Will Warren (8-6)	#60
Tue, Jun 2nd	vs TEX	Nathan Eovaldi (10-9)	#94	@ CHC	Jameson Taillon (2-6)	#187
Wed, Jun 3rd	vs TEX	MacKenzie Gore (7-10)	#35	@ CHC	Colin Rea (8-8)	#167
Thu, Jun 4th				@ CHC	Shota Imanaga (8-9)	#30
Fri, Jun 5th	vs CIN	Brady Singer (5-12)	#135	@ HOU	Peter Lambert (8-7)	#172
Sat, Jun 6th	vs CIN	Nick Lodolo (3-3)	#126	@ HOU	Tatsuya Imai (6-4)	#129
Sun, Jun 7th	vs CIN	Rhett Lowder (6-8)	#234	@ HOU	Mike Burrows (4-9)	#193
Mon, Jun 8th				vs MIL	Kyle Harrison (10-3)	#57
Tue, Jun 9th	@ NYM	Freddy Peralta (6-11)	#41	vs MIL	Robert Gasser (4-5)	#105
Wed, Jun 10th	@ NYM	Austin Warren		vs MIL	Brandon Sproat (3-7)	#175
Fri, Jun 12th	@ MIN	Joe Ryan (6-8)	#69	vs COL	Sean Sullivan (0-3)	#425
Sat, Jun 13th	@ MIN	Connor Prielipp (3-7)	#90	vs COL	Kyle Freeland (4-10)	#414
Sun, Jun 14th	@ MIN	Taj Bradley (9-6)	#40	vs COL	Tomoyuki Sugano (12-8)	#435
Mon, Jun 15th	vs SD	Wandy Peralta (2-2)	#188	vs PIT	Jared Jones (2-6)	#63
Tue, Jun 16th	vs SD	Michael King (8-9)	#51	vs PIT	Mitch Keller (6-8)
Wed, Jun 17th	vs SD	Bradgley Rodriguez (3-2)	#107	vs PIT	Braxton Ashcraft (13-5)	#29
Thu, Jun 18th	@ KC	Noah Cameron (9-8)	#67	vs LAA	Ryan Johnson (3-7)	#213
Fri, Jun 19th	@ KC	Seth Lugo (6-7)	#102	vs LAA	Jose Soriano (10-7)	#36
Sat, Jun 20th				vs LAA	Walbert Urena (8-9)	#238
Sun, Jun 21st	@ KC	Stephen Kolek (4-3)		vs LAA	Reid Detmers (4-8)	#43
Tue, Jun 23rd	vs ARI	Eduardo Rodriguez (14-4)	#88	@ SF	Robbie Ray (11-7)	#87
Wed, Jun 24th	vs ARI	Mitch Bratt (1-2)	#313	@ SF	Tyler Mahle (5-10)	#70
Thu, Jun 25th				@ SF	Landen Roupp (8-13)	#74
Fri, Jun 26th	vs MIA	Max Meyer (9-1)		@ LAA	Walbert Urena (8-9)	#238
Sat, Jun 27th	vs MIA	Ryan Gusto (1-3)	#168	@ LAA	Reid Detmers (4-8)	#43
Sun, Jun 28th	vs MIA	Tyler Phillips (3-6)	#229	@ LAA	Sam Aldegheri (3-4)	#430
Mon, Jun 29th				vs LAD	Eric Lauer (8-6)	#230
Tue, Jun 30th	@ ATL	Martin Perez (8-8)	#228	vs LAD	Justin Wrobleski (11-5)	#133
Wed, Jul 1st	@ ATL	Reynaldo Lopez (4-3)	#109	vs LAD	Jack Dreyer (5-1)	#112
Fri, Jul 3rd	@ CHC	David Peterson (7-7)	#80	vs MIA	Tyler Phillips (3-6)	#229
Sat, Jul 4th	@ CHC	Shota Imanaga (8-9)	#30	vs MIA	Sandy Alcantara (13-8)	#65
Sun, Jul 5th	@ CHC	Javier Assad (6-1)	#178	vs MIA	Eury Perez (7-10)	#49
Tue, Jul 7th	vs MIL	Robert Gasser (4-5)	#105	@ DET	Tarik Skubal (8-7)	#2
Wed, Jul 8th	vs MIL	Kyle Harrison (10-3)	#57	@ DET	Troy Melton (7-3)	#54
Thu, Jul 9th	vs MIL	Logan Henderson (9-2)	#32	@ DET	Framber Valdez (8-9)	#44
Fri, Jul 10th	vs ATL	Chris Sale (13-9)	#4	@ CWS	Sean Burke (7-6)	#84
Sat, Jul 11th	vs ATL	Reynaldo Lopez (4-3)	#109	@ CWS	Bryan Hudson (4-4)	#117
Sun, Jul 12th	vs ATL	Danny Young		@ CWS	Noah Schultz (3-9)	#373
Fri, Jul 17th	@ ARI	Merrill Kelly (8-12)	#120	vs WSH	Cade Cavalli (12-5)	#61
Sat, Jul 18th	@ ARI	Brandon Pfaadt (7-1)	#83	vs WSH	Zack Littell (8-8)	#330
Sun, Jul 19th	@ ARI	Eduardo Rodriguez (14-4)	#88	vs WSH	Foster Griffin (15-4)	#37
Mon, Jul 20th	@ LAA	Jose Soriano (10-7)	#36	@ ARI	Mitch Bratt (1-2)	#313
Tue, Jul 21st	@ LAA	Walbert Urena (8-9)	#238	@ ARI	Kohl Drake (0-1)	#347
Wed, Jul 22nd	@ LAA	Reid Detmers (4-8)	#43	@ ARI	Merrill Kelly (8-12)	#120
Fri, Jul 24th	vs CIN	Rhett Lowder (6-8)	#234	@ MIN	Zebby Matthews (8-8)	#115
Sat, Jul 25th	vs CIN	Hunter Greene (2-2)		@ MIN	Kendry Rojas (1-1)	#225
Sun, Jul 26th	vs CIN	Andrew Abbott (6-9)	#99	@ MIN	Connor Prielipp (3-7)	#90
Mon, Jul 27th	vs CHC	David Peterson (7-7)	#80	vs BOS	Payton Tolle (8-6)	#26
Tue, Jul 28th	vs CHC	Colin Rea (8-8)	#167	vs BOS	Jake Bennett (8-6)	#98
Wed, Jul 29th	vs CHC	Matthew Boyd (8-3)	#45	vs BOS	Patrick Sandoval (1-3)	#127
Thu, Jul 30th	vs CHC	Javier Assad (6-1)	#178	vs BOS	Sonny Gray (16-4)	#28
Fri, Jul 31st	@ TOR	Dylan Cease (9-5)	#8	vs DET	Tyler Holton (1-5)	#92
Sat, Aug 1st	@ TOR	Kevin Gausman (7-11)	#27	vs DET	Framber Valdez (8-9)	#44
Sun, Aug 2nd	@ TOR	Max Scherzer (1-7)	#164	vs DET	Keider Montero (9-8)	#171
Tue, Aug 4th	@ NYY	Ryan Weathers (5-8)	#226	@ CIN	Brady Singer (5-12)	#135
Wed, Aug 5th	@ NYY	Will Warren (8-6)	#60	@ CIN	Rhett Lowder (6-8)	#234
Thu, Aug 6th				@ CIN	Andrew Abbott (6-9)	#99
Fri, Aug 7th	vs COL	Ryan Feltner (5-8)	#434	@ BOS	Payton Tolle (8-6)	#26
Sat, Aug 8th	vs COL	Kyle Freeland (4-10)	#414	@ BOS	Jake Bennett (8-6)	#98
Sun, Aug 9th	vs COL	Michael Lorenzen (3-11)	#292	@ BOS	Erik Miller
Mon, Aug 10th	vs PHI	Andrew Painter (3-8)	#206	vs TB	Freddy Peralta (6-11)	#41
Tue, Aug 11th	vs PHI	Cristopher Sanchez (16-4)	#3	vs TB	Nick Martinez (13-4)	#73
Wed, Aug 12th	vs PHI	Zack Wheeler (10-5)	#11	vs TB	Drew Rasmussen (14-5)	#13
Fri, Aug 14th	@ CHC	Clay Holmes (5-6)	#58	vs TEX	Kumar Rocker (5-10)	#118
Sat, Aug 15th	@ CHC	Matthew Boyd (8-3)	#45	vs TEX	MacKenzie Gore (7-10)	#35
Sun, Aug 16th	@ CHC	Edward Cabrera (5-5)	#138	vs TEX	Cody Bradford (0-3)	#97
Mon, Aug 17th	@ CIN	Rhett Lowder (6-8)	#234	@ KC	Michael Wacha (8-8)	#78
Tue, Aug 18th	@ CIN	Andrew Abbott (6-9)	#99	@ KC	Daniel Lynch (4-4)	#201
Wed, Aug 19th	@ CIN	Chase Burns (14-3)	#22	@ KC	Seth Lugo (6-7)	#102
Thu, Aug 20th	@ CIN	Brady Singer (5-12)	#135	@ KC	Randy Dobnak (2-2)	#432
Fri, Aug 21st	@ PHI	Jesus Luzardo (12-5)	#9	@ HOU	Hayden Wesneski (4-1)	#72
Sat, Aug 22nd	@ PHI	Andrew Painter (3-8)	#206	@ HOU	Hunter Brown (4-3)	#24
Sun, Aug 23rd	@ PHI	Cristopher Sanchez (16-4)	#3	@ HOU	Cristian Javier (1-4)	#184
Mon, Aug 24th				vs MIN	Zebby Matthews (8-8)	#115
Tue, Aug 25th	vs BAL	Chris Bassitt (5-4)	#128	vs MIN	Taj Bradley (9-6)	#40
Wed, Aug 26th	vs BAL	Kyle Bradish (7-12)	#50	vs MIN	Connor Prielipp (3-7)	#90
Fri, Aug 28th	vs PIT	Jared Jones (2-6)	#63	vs BAL	Brandon Young (9-3)	#165
Sat, Aug 29th	vs PIT	Lake Bachar (1-3)	#264	vs BAL	Shane Baz (4-14)	#66
Sun, Aug 30th	vs PIT	Braxton Ashcraft (13-5)	#29	vs BAL	Chris Bassitt (5-4)	#128
Mon, Aug 31st				@ TEX	Jacob deGrom (9-9)	#7
Tue, Sep 1st	@ LAD	Shohei Ohtani (8-2)	#1	@ TEX	MacKenzie Gore (7-10)	#35
Wed, Sep 2nd	@ LAD			@ TEX	Cody Bradford (0-3)	#97
Thu, Sep 3rd	@ LAD	Yoshinobu Yamamoto (12-8)	#10	@ SEA	Kade Anderson (0-0)	#68
Fri, Sep 4th	@ COL	Ryan Feltner (5-8)	#434	@ SEA	Logan Gilbert (11-7)	#12
Sat, Sep 5th	@ COL	Mason Adams (0-0)	#273	@ SEA	Bryce Miller (4-8)	#42
Sun, Sep 6th	@ COL	Tanner Gordon (1-4)	#417	@ SEA	Bryan Woo (9-9)	#15
Mon, Sep 7th	@ SF	Blade Tidwell (0-1)	#179	vs TOR	Dylan Cease (9-5)	#8
Tue, Sep 8th	@ SF			vs TOR
Wed, Sep 9th	@ SF			vs TOR
Fri, Sep 11th	vs CWS			vs SEA
Sat, Sep 12th	vs CWS			vs SEA
Sun, Sep 13th	vs CWS			vs SEA
Tue, Sep 15th	vs SF			@ TB
Wed, Sep 16th	vs SF			@ TB
Thu, Sep 17th				@ TB
Fri, Sep 18th	vs WSH			@ CLE
Sat, Sep 19th	vs WSH			@ CLE
Sun, Sep 20th	vs WSH			@ CLE
Tue, Sep 22nd	@ PIT			vs LAA
Wed, Sep 23rd	@ PIT			vs LAA
Thu, Sep 24th	@ PIT			vs HOU
Fri, Sep 25th	@ MIL			vs HOU
Sat, Sep 26th	@ MIL			vs HOU
Sun, Sep 27th	@ MIL			vs HOU
Thu, Mar 26th	vs TB	Drew Rasmussen (14-5)	#13
Mon, Apr 6th	@ WSH	Zack Littell (8-8)	#330
Mon, Apr 27th	@ PIT	Mason Montgomery (5-3)	#76
Mon, May 4th	vs MIL	Chad Patrick (7-4)	#116
Mon, Jun 1st	vs TEX	Jacob deGrom (9-9)	#7
Thu, Jun 11th	@ NYM	Christian Scott (4-4)	#56
Mon, Jun 22nd	vs ARI	Merrill Kelly (8-12)	#120
Thu, Jul 2nd	@ ATL	Hurston Waldrep (0-1)
Mon, Jul 6th	vs MIL	Shane Drohan (6-5)	#136
Thu, Jul 23rd	vs ARI	Brandon Pfaadt (7-1)	#83
Mon, Aug 3rd	@ NYY	Cam Schlittler (12-6)	#14
Thu, Aug 27th	vs BAL	Trevor Rogers (9-9)	#55
Mon, Sep 14th	vs SF