Riley O'Brien or Ryan Rolison

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Riley O'Brien or Ryan Rolison Player Statistics
	Riley O'Brien RP - STL	Ryan Rolison RP - CHC
2026 Stats


Games Played	39	32

Games Started	0	2

Innings Pitched	39.1	35.1

Wins	3	5

Losses	3	1

Saves	24	1

Blown Saves	4	2

Holds	1	3

Hits Allowed	31	29

Earned Runs	15	11

Home Runs Allowed	2	4

Strikeouts	39	36

Walks	13	17

ERA	3.43	2.80

WHIP	1.12	1.30

Riley O'Brien or Ryan Rolison Player Projections
	Riley O'Brien RP - STL	Ryan Rolison RP - CHC
2026 Projections


Games Played	59	28

Games Started	0	0

Innings Pitched	60.2	32.6

Wins	3	1

Losses	3	1

Saves	14	0

Blown Saves	1	0

Holds	11	1

Hits Allowed	52	35

Earned Runs	26	20

Home Runs Allowed	5	5

Strikeouts	63	24

Walks	27	13

ERA	3.92	5.53

WHIP	1.31	1.47

Riley O'Brien or Ryan Rolison Player Notes
	Riley O'Brien RP - STL	Ryan Rolison RP - CHC
News
	Riley O'Brien struck out one batter while allowing no hits and one walk in a scoreless outing to earn the save in Saturday's 4-1 win over Atlanta. Chase Davis Sun, Jul 12th	Ryan Rolison will start for the Cubs on Sunday against the Brewers. Ari Koslow Sun, Jun 28th
	Riley O'Brien struck out two batters in a scoreless outing to earn the save in Friday's 2-1 win over the Braves. Chase Davis Sat, Jul 11th	Ryan Rolison served as an opener for the first time this season on Sunday and retired all four batters he faced in the Cubs' 5-1 loss to the Giants. David Leisering Sun, Jun 14th
	Riley O'Brien struck out one batter while allowing one walk over a scoreless frame to earn the save in Saturday's 3-0 win over the Cubs. Chase Davis Sun, Jul 5th	Ryan Rolison retired one batter in the tenth before allowing a walk-off two-run home run to Edgar Quero as the White Sox defeated the Cubs, 9-8, on Sunday. David Leisering Sun, May 17th
	Riley O'Brien allowed one hit in a scoreless frame to earn the save in Tuesday's 5-3 win over Atlanta. Chase Davis Wed, Jul 1st	The Cubs recalled Ryan Rolison from Triple-A. Ari Koslow Tue, Apr 14th
	Riley O'Brien struck out one batter in a scoreless appearance to earn the save in Sunday's 2-1 win over the Marlins. Jesse Garcia Mon, Jun 29th	The Cubs optioned LHP Ryan Rolison to Triple-A Iowa. Ari Koslow Thu, Mar 12th
Notes
There are no recent notes for these players

Riley O'Brien or Ryan Rolison Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Riley O'Brien RP - STL			Ryan Rolison RP - CHC
Thu, Mar 26th	vs TB	Drew Rasmussen (7-5)	#17	vs WSH	Cade Cavalli (5-4)	#74
Sat, Mar 28th	vs TB	Joe Boyle (0-1)	#161	vs WSH	Miles Mikolas (3-7)	#323
Sun, Mar 29th	vs TB	Steven Matz (4-4)	#194	vs WSH	Jake Irvin (2-4)	#193
Mon, Mar 30th	vs NYM	Clay Holmes (4-4)	#142	vs LAA	Ryan Johnson (1-4)	#169
Tue, Mar 31st	vs NYM	Kodai Senga (0-7)	#163	vs LAA	Jose Soriano (8-5)	#46
Wed, Apr 1st	vs NYM	Freddy Peralta (5-8)	#35	vs LAA	Yusei Kikuchi (0-3)	#141
Fri, Apr 3rd	@ DET	Framber Valdez (5-6)	#31	@ CLE	Joey Cantillo (7-4)	#91
Sat, Apr 4th	@ DET	Jack Flaherty (3-8)	#57
Sun, Apr 5th	@ DET	Keider Montero (5-5)	#175	@ CLE	Parker Messick (8-5)	#39
Mon, Apr 6th	@ WSH	Zack Littell (7-6)	#177	@ TB	Shane McClanahan (8-5)	#32
Tue, Apr 7th	@ WSH	Cade Cavalli (5-4)	#74	@ TB	Mason Englert
Wed, Apr 8th	@ WSH	Miles Mikolas (3-7)	#323	@ TB	Joe Boyle (0-1)	#161
Fri, Apr 10th	vs BOS	Connelly Early (7-5)	#145	vs PIT	Carmen Mlodzinski (6-3)	#122
Sat, Apr 11th	vs BOS	Ranger Suarez (4-3)	#25	vs PIT	Braxton Ashcraft (9-3)	#22
Sun, Apr 12th	vs BOS	Brayan Bello (2-6)	#146	vs PIT	Bubba Chandler (3-8)	#131
Mon, Apr 13th	vs CLE	Gavin Williams (10-4)	#27	@ PHI	Cristopher Sanchez (11-4)	#4
Tue, Apr 14th	vs CLE	Joey Cantillo (7-4)	#91	@ PHI	Aaron Nola (3-6)	#53
Wed, Apr 15th	vs CLE	Slade Cecconi (4-6)	#107	@ PHI	Jesus Luzardo (8-4)	#11
Fri, Apr 17th	@ HOU	Peter Lambert (8-5)	#154	vs NYM	Kodai Senga (0-7)	#163
Sat, Apr 18th	@ HOU	Lance McCullers Jr. (2-3)	#207	vs NYM	Freddy Peralta (5-8)	#35
Sun, Apr 19th	@ HOU	Mike Burrows (4-9)	#187	vs NYM	Tobias Myers (0-2)	#164
Mon, Apr 20th	@ MIA	Max Meyer (9-1)	#42	vs PHI	Aaron Nola (3-6)	#53
Tue, Apr 21st	@ MIA	Chris Paddack (0-7)	#296	vs PHI	Jesus Luzardo (8-4)	#11
Wed, Apr 22nd	@ MIA	Janson Junk (4-5)	#113	vs PHI	Kyle Backhus
Fri, Apr 24th	vs SEA	George Kirby (7-8)	#18	@ LAD	Emmet Sheehan (4-6)	#41
Sat, Apr 25th	vs SEA	Bryan Woo (7-6)	#12	@ LAD	Roki Sasaki (3-5)	#127
Sun, Apr 26th	vs SEA	Emerson Hancock (6-4)	#99	@ LAD	Justin Wrobleski (10-2)	#83
Mon, Apr 27th	@ PIT	Mason Montgomery (2-3)	#121	@ SD	Randy Vasquez (6-6)	#226
Tue, Apr 28th	@ PIT	Braxton Ashcraft (9-3)	#22	@ SD	Walker Buehler (5-5)	#168
Wed, Apr 29th	@ PIT	Bubba Chandler (3-8)	#131	@ SD	Matt Waldron (1-2)	#280
Thu, Apr 30th	@ PIT	Paul Skenes (7-8)	#3
Fri, May 1st	vs LAD	Emmet Sheehan (4-6)	#41	vs ARI	Zac Gallen (3-9)	#101
Sat, May 2nd	vs LAD	Roki Sasaki (3-5)	#127	vs ARI	Ryne Nelson (3-5)	#204
Sun, May 3rd	vs LAD	Justin Wrobleski (10-2)	#83	vs ARI	Merrill Kelly (7-8)	#120
Mon, May 4th	vs MIL	Chad Patrick (5-4)	#134	vs CIN	Chase Petty (1-1)	#406
Wed, May 6th	vs MIL	Brandon Sproat (3-4)	#111	vs CIN	Brady Singer (3-9)	#149
Thu, May 7th	@ SD	Michael King (6-7)	#51	vs CIN	Rhett Lowder (3-6)	#218
Fri, May 8th	@ SD	Griffin Canning (1-7)	#153	@ TEX	Kumar Rocker (2-8)	#78
Sat, May 9th	@ SD	Randy Vasquez (6-6)	#226	@ TEX	Jack Leiter (3-7)	#114
Sun, May 10th	@ SD	Walker Buehler (5-5)	#168	@ TEX	Jacob deGrom (7-5)	#5
Tue, May 12th	@ ATH	Jeffrey Springs (3-9)	#173	@ ATL	Grant Holmes (5-4)	#150
Wed, May 13th	@ ATH	J.T. Ginn (7-5)	#148	@ ATL	JR Ritchie (1-2)	#212
Thu, May 14th	@ ATH	Jacob Lopez (4-3)	#210	@ ATL	Chris Sale (9-6)	#8
Fri, May 15th	vs KC	Michael Wacha (5-7)	#75	@ CWS	Sean Burke (6-4)	#100
Sat, May 16th	vs KC	Noah Cameron (5-7)	#76	@ CWS	Davis Martin (9-4)	#97
Sun, May 17th	vs KC	Stephen Kolek (4-3)	#165	@ CWS	Erick Fedde (5-6)	#395
Tue, May 19th	vs PIT	Mitch Keller (6-7)	#110	vs MIL	Jacob Misiorowski (10-4)	#6
Wed, May 20th	vs PIT	Carmen Mlodzinski (6-3)	#122	vs MIL	Kyle Harrison (8-2)	#52
Thu, May 21st	vs PIT	Braxton Ashcraft (9-3)	#22
Sat, May 23rd	@ CIN	Chase Petty (1-1)	#406	vs HOU	Kai-Wei Teng (4-6)	#264
Mon, May 25th	@ MIL	Jacob Misiorowski (10-4)	#6	@ PIT	Carmen Mlodzinski (6-3)	#122
Tue, May 26th	@ MIL	Kyle Harrison (8-2)	#52	@ PIT	Braxton Ashcraft (9-3)	#22
Wed, May 27th	@ MIL	Chad Patrick (5-4)	#134	@ PIT	Bubba Chandler (3-8)	#131
Fri, May 29th	vs CHC	Shota Imanaga (5-8)	#28	@ STL	Andre Pallante (10-6)	#137
Sat, May 30th	vs CHC	Ben Brown (4-2)	#95	@ STL	Kyle Leahy (7-4)	#128
Sun, May 31st	vs CHC	Jordan Wicks (0-2)	#246	@ STL	Matthew Liberatore (5-6)	#125
Mon, Jun 1st	vs TEX	Jacob deGrom (7-5)	#5
Tue, Jun 2nd	vs TEX	Nathan Eovaldi (9-7)	#15	vs ATH	Gage Jump (3-4)	#115
Wed, Jun 3rd	vs TEX	MacKenzie Gore (5-8)	#38	vs ATH	Jeffrey Springs (3-9)	#173
Fri, Jun 5th	vs CIN	Brady Singer (3-9)	#149	vs SF	Robbie Ray (8-6)	#86
Sat, Jun 6th	vs CIN	Nick Lodolo (3-2)	#79	vs SF	Landen Roupp (6-8)	#56
Sun, Jun 7th	vs CIN	Rhett Lowder (3-6)	#218	vs SF	Trevor McDonald (3-7)	#176
Tue, Jun 9th	@ NYM	Freddy Peralta (5-8)	#35	@ COL	Tomoyuki Sugano (8-4)	#435
Wed, Jun 10th	@ NYM	Austin Warren		@ COL	Michael Lorenzen (3-9)	#429
Thu, Jun 11th	@ NYM	Christian Scott (2-1)	#73	@ COL	Ryan Feltner (3-3)	#371
Fri, Jun 12th	@ MIN	Joe Ryan (6-5)	#14	@ SF	Landen Roupp (6-8)	#56
Sat, Jun 13th	@ MIN	Connor Prielipp (2-5)	#104	@ SF	Trevor McDonald (3-7)	#176
Sun, Jun 14th	@ MIN	Taj Bradley (8-3)	#49	@ SF	Logan Webb (5-7)	#16
Mon, Jun 15th	vs SD	Wandy Peralta (1-1)	#206	vs COL	Michael Lorenzen (3-9)	#429
Tue, Jun 16th	vs SD	Michael King (6-7)	#51	vs COL	Ryan Feltner (3-3)	#371
Wed, Jun 17th	vs SD	Bradgley Rodriguez (2-2)	#151	vs COL	Sean Sullivan (0-3)	#432
Thu, Jun 18th	@ KC	Noah Cameron (5-7)	#76
Fri, Jun 19th	@ KC	Seth Lugo (3-6)	#117	vs TOR	Kevin Gausman (4-8)	#23
Sun, Jun 21st	@ KC	Stephen Kolek (4-3)	#165
Mon, Jun 22nd	vs ARI	Merrill Kelly (7-8)	#120
Tue, Jun 23rd	vs ARI	Eduardo Rodriguez (8-3)	#118	@ NYM	Kodai Senga (0-7)	#163
Wed, Jun 24th	vs ARI	Mitch Bratt (0-0)	#231	@ NYM	Sean Manaea (2-4)	#69
Fri, Jun 26th	vs MIA	Max Meyer (9-1)	#42	@ MIL	Jacob Misiorowski (10-4)	#6
Sat, Jun 27th	vs MIA	Ryan Gusto (0-2)	#181	@ MIL	Kyle Harrison (8-2)	#52
Sun, Jun 28th	vs MIA	Tyler Phillips (2-3)	#198	@ MIL	Brandon Woodruff (2-2)	#143
Tue, Jun 30th	@ ATL	Martin Perez (6-6)	#223	vs SD	JP Sears (2-2)	#174
Wed, Jul 1st	@ ATL	Reynaldo Lopez (4-2)	#92	vs SD	Walker Buehler (5-5)	#168
Thu, Jul 2nd	@ ATL	Hurston Waldrep (0-1)	#239
Fri, Jul 3rd	@ CHC	David Peterson (4-7)	#85	vs STL	Andre Pallante (10-6)	#137
Sat, Jul 4th	@ CHC	Shota Imanaga (5-8)	#28	vs STL	Kyle Leahy (7-4)	#128
Sun, Jul 5th	@ CHC	Javier Assad (6-1)	#199	vs STL	Matthew Liberatore (5-6)	#125
Mon, Jul 6th	vs MIL	Shane Drohan (4-3)	#94
Tue, Jul 7th	vs MIL	Robert Gasser (2-3)	#126	@ BAL	Shane Baz (4-9)	#82
Wed, Jul 8th	vs MIL	Kyle Harrison (8-2)	#52	@ BAL	Dean Kremer (1-2)	#81
Thu, Jul 9th	vs MIL	Logan Henderson (3-1)	#58	@ BAL	Trevor Rogers (6-7)	#77
Fri, Jul 10th	vs ATL	Chris Sale (9-6)	#8	@ CIN	Hunter Greene (1-1)	#21
Sat, Jul 11th	vs ATL	Reynaldo Lopez (4-2)	#92	@ CIN	Nick Lodolo (3-2)	#79
Sun, Jul 12th	vs ATL	Danny Young		@ CIN	Andrew Abbott (5-5)	#93
Fri, Jul 17th	@ ARI	Eduardo Rodriguez (8-3)	#118	vs MIN	Taj Bradley (8-3)	#49
Sat, Jul 18th	@ ARI	Merrill Kelly (7-8)	#120	vs MIN	Bailey Ober (6-3)	#87
Sun, Jul 19th	@ ARI	Zac Gallen (3-9)	#101	vs MIN	Joe Ryan (6-5)	#14
Mon, Jul 20th	@ LAA			vs DET
Tue, Jul 21st	@ LAA			vs DET
Wed, Jul 22nd	@ LAA			vs DET
Thu, Jul 23rd	vs ARI	Zac Gallen (3-9)	#101
Fri, Jul 24th	vs CIN			@ PIT
Sat, Jul 25th	vs CIN			@ PIT
Sun, Jul 26th	vs CIN			@ PIT
Mon, Jul 27th	vs CHC			@ STL
Tue, Jul 28th	vs CHC			@ STL
Wed, Jul 29th	vs CHC			@ STL
Thu, Jul 30th	vs CHC			@ STL
Fri, Jul 31st	@ TOR			vs NYY
Sat, Aug 1st	@ TOR			vs NYY
Sun, Aug 2nd	@ TOR			vs NYY
Mon, Aug 3rd	@ NYY			vs LAD
Tue, Aug 4th	@ NYY			vs LAD
Wed, Aug 5th	@ NYY			vs LAD
Fri, Aug 7th	vs COL			@ KC
Sat, Aug 8th	vs COL			@ KC
Sun, Aug 9th	vs COL			@ KC
Mon, Aug 10th	vs PHI
Tue, Aug 11th	vs PHI			@ WSH
Wed, Aug 12th	vs PHI			@ WSH
Fri, Aug 14th	@ CHC			vs STL
Sat, Aug 15th	@ CHC			vs STL
Sun, Aug 16th	@ CHC			vs STL
Mon, Aug 17th	@ CIN			vs CWS
Tue, Aug 18th	@ CIN			vs CWS
Wed, Aug 19th	@ CIN			vs CWS
Thu, Aug 20th	@ CIN
Fri, Aug 21st	@ PHI			@ SEA
Sat, Aug 22nd	@ PHI			@ SEA
Sun, Aug 23rd	@ PHI			@ SEA
Tue, Aug 25th	vs BAL			@ ARI
Wed, Aug 26th	vs BAL			@ ARI
Thu, Aug 27th	vs BAL
Fri, Aug 28th	vs PIT			vs CIN
Sat, Aug 29th	vs PIT			vs CIN
Sun, Aug 30th	vs PIT			vs CIN
Tue, Sep 1st	@ LAD			vs MIL
Wed, Sep 2nd	@ LAD			vs MIL
Thu, Sep 3rd	@ LAD			vs MIL
Fri, Sep 4th	@ COL			@ MIA
Sat, Sep 5th	@ COL			@ MIA
Sun, Sep 6th	@ COL			@ MIA
Mon, Sep 7th	@ SF			@ MIL
Tue, Sep 8th	@ SF			@ MIL
Wed, Sep 9th	@ SF			@ MIL
Fri, Sep 11th	vs CWS			vs PIT
Sat, Sep 12th	vs CWS			vs PIT
Sun, Sep 13th	vs CWS			vs PIT
Mon, Sep 14th	vs SF			vs ATL
Tue, Sep 15th	vs SF			vs ATL
Wed, Sep 16th	vs SF			vs ATL
Fri, Sep 18th	vs WSH			@ CIN
Sat, Sep 19th	vs WSH			@ CIN
Sun, Sep 20th	vs WSH			@ CIN
Tue, Sep 22nd	@ PIT			vs MIA
Wed, Sep 23rd	@ PIT			vs MIA
Thu, Sep 24th	@ PIT			vs MIA
Fri, Sep 25th	@ MIL			@ BOS
Sat, Sep 26th	@ MIL			@ BOS
Sun, Sep 27th	@ MIL			@ BOS
Thu, Apr 23rd				vs PHI	Cristopher Sanchez (11-4)	#4
Tue, May 5th				vs CIN	Andrew Abbott (5-5)	#93
Mon, May 18th				vs MIL	Brandon Sproat (3-4)	#111
Fri, May 22nd				vs HOU	Spencer Arrighetti (7-5)	#138
Sun, May 24th				vs HOU	Peter Lambert (8-5)	#154
Thu, May 28th				@ PIT	Paul Skenes (7-8)	#3
Thu, Jun 4th				vs ATH	J.T. Ginn (7-5)	#148
Sat, Jun 20th				vs TOR	Patrick Corbin (3-4)	#250
Thu, Jun 25th				@ NYM	Freddy Peralta (5-8)	#35
Mon, Jun 29th				vs SD	Griffin Canning (1-7)	#153
Thu, Aug 6th				vs TOR	Dylan Cease (6-4)	#10
Thu, Aug 13th				@ WSH
Mon, Aug 24th				@ ARI
Mon, Aug 31st				vs MIL