Bryce Jarvis or Riley O'Brien

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Bryce Jarvis or Riley O'Brien Player Statistics
	Riley O'Brien RP - STL	Bryce Jarvis RP - ARI
2026 Stats


Games Played	56	‐

Games Started	0	‐

Innings Pitched	54.2	‐

Wins	3	‐

Losses	6	‐

Saves	34	‐

Blown Saves	5	‐

Holds	1	‐

Hits Allowed	44	‐

Earned Runs	24	‐

Home Runs Allowed	3	‐

Strikeouts	54	‐

Walks	23	‐

ERA	3.95	‐

WHIP	1.23	‐

Bryce Jarvis or Riley O'Brien Player Projections
	Riley O'Brien RP - STL	Bryce Jarvis RP - ARI
2026 Projections


Games Played	59	21

Games Started	0	1

Innings Pitched	60.2	32.6

Wins	3	1

Losses	3	2

Saves	14	1

Blown Saves	1	0

Holds	11	1

Hits Allowed	52	32

Earned Runs	26	23

Home Runs Allowed	5	5

Strikeouts	63	26

Walks	27	17

ERA	3.92	6.28

WHIP	1.31	1.49

Bryce Jarvis or Riley O'Brien Player Notes
	Riley O'Brien RP - STL	Bryce Jarvis RP - ARI
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 Diamondbacks reassigned RHP Bryce Jarvis to minor league camp. Ari Koslow Thu, Mar 12th
	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
	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
	Riley O'Brien picked up the save in a clean ninth inning, striking out three batters on 14 pitches. Chase Davis Tue, Aug 18th
	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
Notes
There are no recent notes for these players

Bryce Jarvis or Riley O'Brien Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Riley O'Brien RP - STL			Bryce Jarvis RP - ARI
Thu, Mar 26th	vs TB	Drew Rasmussen (14-5)	#16	@ LAD	Yoshinobu Yamamoto (12-8)	#9
Fri, Mar 27th				@ LAD	Emmet Sheehan (4-8)	#180
Sat, Mar 28th	vs TB	Joe Boyle (0-1)	#216	@ LAD	Tyler Glasnow (4-0)	#18
Mon, Mar 30th	vs NYM	Clay Holmes (6-6)	#72	vs DET	Justin Verlander (0-1)	#224
Tue, Mar 31st	vs NYM	Kodai Senga (0-9)	#70	vs DET	Casey Mize (5-8)	#47
Wed, Apr 1st	vs NYM	Freddy Peralta (7-11)	#45	vs DET	Tarik Skubal (8-7)	#2
Thu, Apr 2nd				vs ATL	Reynaldo Lopez (4-3)	#103
Fri, Apr 3rd	@ DET	Framber Valdez (8-10)	#48	vs ATL	Grant Holmes (9-5)	#161
Sat, Apr 4th	@ DET	Jack Flaherty (3-8)	#87	vs ATL	Bryce Elder (8-8)	#158
Sun, Apr 5th	@ DET	Keider Montero (9-8)	#135	vs ATL	Martin Perez (8-8)	#177
Tue, Apr 7th	@ WSH	Cade Cavalli (12-5)	#43	@ NYM	Freddy Peralta (7-11)	#45
Wed, Apr 8th	@ WSH	Miles Mikolas (3-9)		@ NYM	David Peterson (7-7)	#108
Thu, Apr 9th				@ NYM	Nolan McLean (10-8)	#36
Fri, Apr 10th	vs BOS	Connelly Early (7-5)	#206	@ PHI	Jesus Luzardo (13-5)	#4
Sat, Apr 11th	vs BOS	Ranger Suarez (5-4)	#32	@ PHI	Taijuan Walker (1-4)
Sun, Apr 12th	vs BOS	Brayan Bello (5-7)	#131	@ PHI	Zach Pop
Mon, Apr 13th	vs CLE	Gavin Williams (13-7)	#20	@ BAL	Dean Kremer (2-5)	#90
Tue, Apr 14th	vs CLE	Joey Cantillo (9-7)	#75	@ BAL	Trevor Rogers (9-9)	#58
Wed, Apr 15th	vs CLE	Slade Cecconi (4-7)	#201	@ BAL	Kyle Bradish (7-12)	#57
Fri, Apr 17th	@ HOU	Peter Lambert (8-7)	#144	vs TOR	Braydon Fisher (3-4)	#128
Sat, Apr 18th	@ HOU	Lance McCullers Jr. (2-3)		vs TOR	Max Scherzer (2-7)	#140
Sun, Apr 19th	@ HOU	Mike Burrows (4-9)	#145	vs TOR	Kevin Gausman (8-11)	#22
Tue, Apr 21st	@ MIA	Chris Paddack (0-7)		vs CWS	Sean Burke (8-6)	#62
Wed, Apr 22nd	@ MIA	Janson Junk (6-8)	#110	vs CWS	Anthony Kay (9-7)	#152
Thu, Apr 23rd				vs CWS	Davis Martin (9-6)	#109
Sat, Apr 25th	vs SEA	Bryan Woo (10-9)	#13	vs SD	German Marquez (4-2)	#368
Sun, Apr 26th	vs SEA	Emerson Hancock (7-8)	#130	vs SD	Michael King (9-9)	#56
Tue, Apr 28th	@ PIT	Braxton Ashcraft (14-5)	#30	@ MIL	Chad Patrick (7-4)	#120
Wed, Apr 29th	@ PIT	Bubba Chandler (6-9)	#123	@ MIL	Brandon Sproat (3-7)	#286
Thu, Apr 30th	@ PIT	Paul Skenes (9-11)	#6	@ MIL	Brandon Woodruff (2-2)
Fri, May 1st	vs LAD	Emmet Sheehan (4-8)	#180	@ CHC	Colin Rea (8-8)	#247
Sat, May 2nd	vs LAD	Roki Sasaki (5-5)	#225	@ CHC	Shota Imanaga (8-10)	#28
Sun, May 3rd	vs LAD	Justin Wrobleski (11-5)	#112	@ CHC	Matthew Boyd (8-3)	#53
Tue, May 5th				vs PIT	Bubba Chandler (6-9)	#123
Wed, May 6th	vs MIL	Brandon Sproat (3-7)	#286	vs PIT	Paul Skenes (9-11)	#6
Thu, May 7th	@ SD	Michael King (9-9)	#56	vs PIT	Mitch Keller (6-8)
Fri, May 8th	@ SD	Griffin Canning (4-9)	#220	vs NYM	Nolan McLean (10-8)	#36
Sat, May 9th	@ SD	Randy Vasquez (10-6)	#182	vs NYM	Clay Holmes (6-6)	#72
Sun, May 10th	@ SD	Walker Buehler (8-6)	#170	vs NYM	Huascar Brazoban (5-2)	#312
Mon, May 11th				@ TEX	Jakob Junis
Tue, May 12th	@ ATH	Jeffrey Springs (3-13)	#193	@ TEX	MacKenzie Gore (8-10)	#39
Wed, May 13th	@ ATH	J.T. Ginn (9-8)	#154	@ TEX	Kumar Rocker (5-10)	#114
Fri, May 15th	vs KC	Michael Wacha (8-8)	#81	@ COL	Kyle Freeland (4-10)	#409
Sat, May 16th	vs KC	Noah Cameron (9-8)	#95	@ COL	Tomoyuki Sugano (12-8)	#430
Sun, May 17th	vs KC	Stephen Kolek (4-3)		@ COL	Michael Lorenzen (3-11)	#164
Mon, May 18th				vs SF	Robbie Ray (11-7)	#119
Tue, May 19th	vs PIT	Mitch Keller (6-8)		vs SF	Landen Roupp (8-13)	#98
Wed, May 20th	vs PIT	Carmen Mlodzinski (7-6)	#107	vs SF	Tyler Mahle (5-10)	#79
Thu, May 21st	vs PIT	Braxton Ashcraft (14-5)	#30	vs COL	Zach Agnos (0-2)	#425
Fri, May 22nd				vs COL	Tomoyuki Sugano (12-8)	#430
Sat, May 23rd	@ CIN	Chase Petty (1-2)	#428	vs COL	Michael Lorenzen (3-11)	#164
Sun, May 24th				vs COL	Jose Quintana (2-3)	#429
Mon, May 25th	@ MIL	Jacob Misiorowski (14-5)	#7	@ SF	Landen Roupp (8-13)	#98
Tue, May 26th	@ MIL	Kyle Harrison (10-4)	#50	@ SF	Tyler Mahle (5-10)	#79
Wed, May 27th	@ MIL	Chad Patrick (7-4)	#120	@ SF	Trevor McDonald (3-7)
Fri, May 29th	vs CHC	Shota Imanaga (8-10)	#28	@ SEA	George Kirby (9-10)	#23
Sat, May 30th	vs CHC	Ben Brown (4-2)	#207	@ SEA	Bryan Woo (10-9)	#13
Sun, May 31st	vs CHC	Jordan Wicks (0-2)	#309	@ SEA	Bryce Miller (4-8)	#44
Mon, Jun 1st	vs TEX	Jacob deGrom (10-9)	#8	vs LAD	Emmet Sheehan (4-8)	#180
Tue, Jun 2nd	vs TEX	Nathan Eovaldi (10-9)	#74	vs LAD	Eric Lauer (8-7)	#189
Wed, Jun 3rd	vs TEX	MacKenzie Gore (8-10)	#39	vs LAD	Shohei Ohtani (8-2)	#1
Thu, Jun 4th				vs LAD	Justin Wrobleski (11-5)	#112
Fri, Jun 5th	vs CIN	Brady Singer (5-13)	#176	vs WSH	Foster Griffin (15-4)	#40
Sat, Jun 6th	vs CIN	Nick Lodolo (3-3)	#126	vs WSH	Zack Littell (8-8)	#305
Sun, Jun 7th	vs CIN	Rhett Lowder (6-8)	#173	vs WSH	Cade Cavalli (12-5)	#43
Tue, Jun 9th	@ NYM	Freddy Peralta (7-11)	#45	@ MIA	Max Meyer (9-1)
Wed, Jun 10th	@ NYM	Austin Warren		@ MIA	Ryan Gusto (1-3)	#149
Thu, Jun 11th	@ NYM	Christian Scott (4-4)	#41	@ MIA	Tyler Phillips (4-6)	#184
Fri, Jun 12th	@ MIN	Joe Ryan (6-8)	#51	@ CIN	Nick Lodolo (3-3)	#126
Sat, Jun 13th	@ MIN	Connor Prielipp (4-7)	#66	@ CIN	Rhett Lowder (6-8)	#173
Sun, Jun 14th	@ MIN	Taj Bradley (10-6)	#46	@ CIN	Andrew Abbott (6-10)	#138
Mon, Jun 15th	vs SD	Wandy Peralta (2-2)	#298	vs LAA	Walbert Urena (9-9)	#188
Tue, Jun 16th	vs SD	Michael King (9-9)	#56	vs LAA	Reid Detmers (4-8)	#31
Wed, Jun 17th	vs SD	Bradgley Rodriguez (3-3)	#91	vs LAA	Sam Aldegheri (3-4)	#404
Fri, Jun 19th	@ KC	Seth Lugo (6-8)	#143	vs MIN	Connor Prielipp (4-7)	#66
Sat, Jun 20th				vs MIN	Taj Bradley (10-6)	#46
Sun, Jun 21st	@ KC	Stephen Kolek (4-3)		vs MIN	Mike Paredes (0-3)	#392
Mon, Jun 22nd	vs ARI	Merrill Kelly (9-12)	#162	@ STL	Andre Pallante (12-6)	#227
Tue, Jun 23rd	vs ARI	Eduardo Rodriguez (14-5)	#129	@ STL	Kyle Leahy (10-4)	#104
Wed, Jun 24th	vs ARI	Mitch Bratt (1-3)	#254	@ STL	Matthew Liberatore (5-13)	#92
Fri, Jun 26th	vs MIA	Max Meyer (9-1)		@ TB	Nick Martinez (13-4)	#89
Sat, Jun 27th	vs MIA	Ryan Gusto (1-3)	#149	@ TB	Cole Sulser
Sun, Jun 28th	vs MIA	Tyler Phillips (4-6)	#184	@ TB	Drew Rasmussen (14-5)	#16
Mon, Jun 29th				vs SF	Tyler Mahle (5-10)	#79
Tue, Jun 30th	@ ATL	Martin Perez (8-8)	#177	vs SF	Landen Roupp (8-13)	#98
Wed, Jul 1st	@ ATL	Reynaldo Lopez (4-3)	#103	vs SF	Trevor McDonald (3-7)
Fri, Jul 3rd	@ CHC	David Peterson (7-7)	#108	vs MIL	Kyle Harrison (10-4)	#50
Sat, Jul 4th	@ CHC	Shota Imanaga (8-10)	#28	vs MIL	Brandon Woodruff (2-2)
Sun, Jul 5th	@ CHC	Javier Assad (6-1)	#251	vs MIL	Brandon Sproat (3-7)	#286
Mon, Jul 6th	vs MIL	Shane Drohan (7-5)	#106	@ SD	Walker Buehler (8-6)	#170
Tue, Jul 7th	vs MIL	Robert Gasser (4-5)	#93	@ SD	German Marquez (4-2)	#368
Wed, Jul 8th	vs MIL	Kyle Harrison (10-4)	#50	@ SD	Michael King (9-9)	#56
Thu, Jul 9th	vs MIL	Logan Henderson (9-2)	#29	@ SD	Griffin Canning (4-9)	#220
Fri, Jul 10th	vs ATL	Chris Sale (13-9)	#5	@ LAD	Kyle Hurt
Sat, Jul 11th	vs ATL	Reynaldo Lopez (4-3)	#103	@ LAD	Yoshinobu Yamamoto (12-8)	#9
Sun, Jul 12th	vs ATL	Danny Young		@ LAD	Emmet Sheehan (4-8)	#180
Fri, Jul 17th	@ ARI	Merrill Kelly (9-12)	#162	vs STL	Michael McGreevy (6-9)	#111
Sat, Jul 18th	@ ARI	Brandon Pfaadt (7-2)	#102	vs STL	Dustin May (6-9)	#60
Sun, Jul 19th	@ ARI	Eduardo Rodriguez (14-5)	#129	vs STL	Andre Pallante (12-6)	#227
Mon, Jul 20th	@ LAA	Jose Soriano (11-7)	#42	vs ATH	Jeffrey Springs (3-13)	#193
Tue, Jul 21st	@ LAA	Walbert Urena (9-9)	#188	vs ATH	Jack Perkins (3-10)	#124
Wed, Jul 22nd	@ LAA	Reid Detmers (4-8)	#31	vs ATH	Gage Jump (6-9)	#97
Thu, Jul 23rd	vs ARI	Brandon Pfaadt (7-2)	#102	@ STL	Michael McGreevy (6-9)	#111
Fri, Jul 24th	vs CIN	Rhett Lowder (6-8)	#173	@ WSH	Carson Palmquist (0-2)	#400
Sat, Jul 25th	vs CIN	Hunter Greene (2-2)		@ WSH	Foster Griffin (15-4)	#40
Sun, Jul 26th	vs CIN	Andrew Abbott (6-10)	#138	@ WSH	Miles Mikolas (3-9)
Mon, Jul 27th	vs CHC	David Peterson (7-7)	#108	@ PIT	Mitch Keller (6-8)
Tue, Jul 28th	vs CHC	Colin Rea (8-8)	#247	@ PIT	Bubba Chandler (6-9)	#123
Wed, Jul 29th	vs CHC	Matthew Boyd (8-3)	#53	@ PIT	Jared Jones (2-6)	#52
Fri, Jul 31st	@ TOR	Dylan Cease (9-5)	#10	@ CLE	Tanner Bibee (5-14)	#61
Sat, Aug 1st	@ TOR	Kevin Gausman (8-11)	#22	@ CLE	Parker Messick (11-8)	#33
Sun, Aug 2nd	@ TOR	Max Scherzer (2-7)	#140	@ CLE	Gavin Williams (13-7)	#20
Mon, Aug 3rd	@ NYY	Cam Schlittler (12-6)	#15	vs SD	Michael King (9-9)	#56
Tue, Aug 4th	@ NYY	Ryan Weathers (5-8)	#209	vs SD	Randy Vasquez (10-6)	#182
Wed, Aug 5th	@ NYY	Will Warren (9-6)	#73	vs SD	Casey Mize (5-8)	#47
Thu, Aug 6th				vs SD	Walker Buehler (8-6)	#170
Fri, Aug 7th	vs COL	Ryan Feltner (5-9)	#427	vs LAD	Roki Sasaki (5-5)	#225
Sat, Aug 8th	vs COL	Kyle Freeland (4-10)	#409	vs LAD	Yoshinobu Yamamoto (12-8)	#9
Sun, Aug 9th	vs COL	Michael Lorenzen (3-11)	#164	vs LAD	Justin Wrobleski (11-5)	#112
Mon, Aug 10th	vs PHI	Andrew Painter (3-8)	#172	vs COL	Gabriel Hughes (0-6)	#241
Tue, Aug 11th	vs PHI	Cristopher Sanchez (16-4)	#3	vs COL	Tomoyuki Sugano (12-8)	#430
Wed, Aug 12th	vs PHI	Zack Wheeler (11-5)	#12	vs COL	Ryan Feltner (5-9)	#427
Fri, Aug 14th	@ CHC	Clay Holmes (6-6)	#72	@ ATL	Chris Sale (13-9)	#5
Sat, Aug 15th	@ CHC	Matthew Boyd (8-3)	#53	@ ATL	Grant Holmes (9-5)	#161
Sun, Aug 16th	@ CHC	Edward Cabrera (5-5)	#116	@ ATL	Bryce Elder (8-8)	#158
Mon, Aug 17th	@ CIN	Rhett Lowder (6-8)	#173	@ BOS	Alec Gamboa
Tue, Aug 18th	@ CIN	Andrew Abbott (6-10)	#138	@ BOS	Ranger Suarez (5-4)	#32
Wed, Aug 19th	@ CIN	Chase Burns (15-3)	#24	@ BOS	Payton Tolle (8-6)	#27
Fri, Aug 21st	@ PHI	Jesus Luzardo (13-5)	#4	vs CIN	Nick Lodolo (3-3)	#126
Sat, Aug 22nd	@ PHI	Andrew Painter (3-8)	#172	vs CIN	Rhett Lowder (6-8)	#173
Sun, Aug 23rd	@ PHI	Cristopher Sanchez (16-4)	#3	vs CIN	Andrew Abbott (6-10)	#138
Mon, Aug 24th				vs CHC	Kevin Gausman (8-11)	#22
Tue, Aug 25th	vs BAL	Chris Bassitt (6-4)	#156	vs CHC	Clay Holmes (6-6)	#72
Wed, Aug 26th	vs BAL	Kyle Bradish (7-12)	#57	vs CHC	Matthew Boyd (8-3)	#53
Thu, Aug 27th	vs BAL	Trevor Rogers (9-9)	#58	@ SF	Landen Roupp (8-13)	#98
Fri, Aug 28th	vs PIT	Jared Jones (2-6)	#52	@ SF	Blade Tidwell (0-1)	#163
Sat, Aug 29th	vs PIT	Lake Bachar (1-3)	#271	@ SF	Yunior Marte (0-0)	#360
Mon, Aug 31st				vs PHI	Aaron Nola (6-10)	#55
Tue, Sep 1st	@ LAD	Eric Lauer (8-7)	#189	vs PHI	Jesus Luzardo (13-5)	#4
Wed, Sep 2nd	@ LAD	Yoshinobu Yamamoto (12-8)	#9	vs PHI	Andrew Painter (3-8)	#172
Fri, Sep 4th	@ COL	Ryan Feltner (5-9)	#427	@ HOU	Cristian Javier (1-5)	#148
Sat, Sep 5th	@ COL	Mason Adams (0-0)	#423	@ HOU	Peter Lambert (8-7)	#144
Sun, Sep 6th	@ COL	Tanner Gordon (1-4)	#266	@ HOU	Mike Burrows (4-9)	#145
Mon, Sep 7th	@ SF	Landen Roupp (8-13)	#98	@ KC	Noah Cameron (9-8)	#95
Tue, Sep 8th	@ SF	Matt Wilkinson (0-2)	#262	@ KC	Michael Wacha (8-8)	#81
Wed, Sep 9th	@ SF	Matt Wilkinson (0-2)	#262	@ KC	Daniel Lynch (4-4)	#166
Fri, Sep 11th	vs CWS			vs TEX
Sat, Sep 12th	vs CWS			vs TEX
Sun, Sep 13th	vs CWS			vs TEX
Mon, Sep 14th	vs SF			vs MIA
Tue, Sep 15th	vs SF			vs MIA
Wed, Sep 16th	vs SF			vs MIA
Fri, Sep 18th	vs WSH			vs NYY
Sat, Sep 19th	vs WSH			vs NYY
Sun, Sep 20th	vs WSH			vs NYY
Tue, Sep 22nd	@ PIT			@ COL
Wed, Sep 23rd	@ PIT			@ COL
Thu, Sep 24th	@ PIT			@ COL
Fri, Sep 25th	@ MIL			@ SD
Sat, Sep 26th	@ MIL			@ SD
Sun, Sep 27th	@ MIL			@ SD
Sun, Mar 29th	vs TB	Steven Matz (5-4)	#222
Mon, Apr 6th	@ WSH	Zack Littell (8-8)	#305
Mon, Apr 20th	@ MIA	Max Meyer (9-1)
Fri, Apr 24th	vs SEA	George Kirby (9-10)	#23
Mon, Apr 27th	@ PIT	Mason Montgomery (6-3)	#67
Mon, May 4th	vs MIL	Chad Patrick (7-4)	#120
Thu, May 14th	@ ATH	Jacob Lopez (5-4)	#136
Thu, Jun 18th	@ KC	Noah Cameron (9-8)	#95
Thu, Jul 2nd	@ ATL	Hurston Waldrep (0-1)
Thu, Jul 30th	vs CHC	Javier Assad (6-1)	#251
Thu, Aug 20th	@ CIN	Brady Singer (5-13)	#176
Sun, Aug 30th	vs PIT	Braxton Ashcraft (14-5)	#30
Thu, Sep 3rd	@ LAD	Tarik Skubal (8-7)	#2