Jason Alexander or Riley O'Brien

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Jason Alexander or Riley O'Brien Player Statistics
	Riley O'Brien RP - STL	Jason Alexander SP,RP - HOU
2026 Stats


Games Played	66	4

Games Started	0	2

Innings Pitched	64.0	18.1

Wins	3	1

Losses	9	1

Saves	38	0

Blown Saves	8	0

Holds	1	0

Hits Allowed	53	21

Earned Runs	29	19

Home Runs Allowed	5	4

Strikeouts	64	14

Walks	29	8

ERA	4.08	9.33

WHIP	1.28	1.58

Jason Alexander or Riley O'Brien Player Projections
	Riley O'Brien RP - STL	Jason Alexander SP,RP - HOU
2026 Projections


Games Played	59	20

Games Started	0	6

Innings Pitched	60.2	47.9

Wins	3	2

Losses	3	3

Saves	14	0

Blown Saves	1	0

Holds	11	1

Hits Allowed	52	50

Earned Runs	26	25

Home Runs Allowed	5	7

Strikeouts	63	37

Walks	27	16

ERA	3.92	4.67

WHIP	1.31	1.39

Jason Alexander or Riley O'Brien Player Notes
	Riley O'Brien RP - STL	Jason Alexander SP,RP - HOU
News
	Riley O'Brien needed just six pitches to record a scoreless frame and earn the save in Sunday's 5-3 win over the Nationals. Chase Davis Mon, Sep 21st	The Astros designated RHP Jason Alexander for assignment. Ari Koslow Fri, Sep 25th
	Riley O'Brien struck out two batters while allowing one hit and one walk in a scoreless appearance to earn the save in Monday's 2-1 win over the Giants. Chase Davis Tue, Sep 15th	The Astros optioned Jason Alexander to Triple-A Sugar Land. Ari Koslow Wed, May 27th
	Riley O'Brien allowed two earned runs on one hit and one walk while striking out two across one inning in Saturday's 6-5 loss to the White Sox. Chase Davis Sun, Sep 13th	Jason Alexander allowed nine earned runs on six hits and two walks while striking out four over six innings in Tuesday’s loss to the Rangers. Chris Schommer Wed, May 27th
	Riley O'Brien struck out two batters while allowing one hit in a scoreless outing to earn the save in Friday's 7-6 win over the Rockies. Chase Davis Sat, Sep 5th	Jason Alexander will start for the Astros on Tuesday against the Rangers. Ari Koslow Sun, May 24th
	Riley O'Brien struck out one batter while allowing the ghost runner to score to earn the save in Wednesday's 8-6 win over the Dodgers. Chase Davis Thu, Sep 3rd	Jason Alexander allowed four hits and one walk while striking out four over six innings in Tuesday’s win over the Twins. Chris Schommer Wed, May 20th
Notes
There are no recent notes for these players

Jason Alexander or Riley O'Brien Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Riley O'Brien RP - STL			Jason Alexander SP,RP - HOU
Thu, Mar 26th	vs TB	Drew Rasmussen (16-5)	#26	vs LAA	Jose Soriano (12-8)	#23
Fri, Mar 27th				vs LAA	Yusei Kikuchi (1-7)	#57
Sat, Mar 28th	vs TB	Joe Boyle (0-1)		vs LAA	Reid Detmers (7-8)	#16
Sun, Mar 29th	vs TB	Steven Matz (6-6)	#201	vs LAA	Jack Kochanowicz (2-5)
Mon, Mar 30th	vs NYM	Clay Holmes (6-8)	#83	vs BOS	Ranger Suarez (8-5)	#70
Tue, Mar 31st	vs NYM	Kodai Senga (0-9)	#163	vs BOS	Brayan Bello (6-7)	#111
Wed, Apr 1st	vs NYM	Freddy Peralta (10-11)	#51	vs BOS	Garrett Crochet (3-3)
Fri, Apr 3rd	@ DET	Framber Valdez (10-12)	#53	@ ATH	Jeffrey Springs (4-14)	#267
Sat, Apr 4th	@ DET	Jack Flaherty (3-8)	#179	@ ATH	Luis Morales (0-2)
Sun, Apr 5th	@ DET	Keider Montero (10-9)	#188	@ ATH	Jacob Lopez (7-5)	#251
Mon, Apr 6th	@ WSH	Zack Littell (8-8)		@ COL	Ryan Feltner (7-10)	#230
Tue, Apr 7th	@ WSH	Cade Cavalli (13-5)	#34	@ COL	Kyle Freeland (4-12)	#187
Wed, Apr 8th	@ WSH	Miles Mikolas (3-9)		@ COL	Michael Lorenzen (3-13)
Fri, Apr 10th	vs BOS	Connelly Early (7-5)	#76	@ SEA	Emerson Hancock (7-8)	#135
Sat, Apr 11th	vs BOS	Ranger Suarez (8-5)	#70	@ SEA	Luis Castillo (4-11)	#97
Sun, Apr 12th	vs BOS	Brayan Bello (6-7)	#111	@ SEA	Logan Gilbert (12-11)	#8
Mon, Apr 13th	vs CLE	Gavin Williams (14-8)	#20	@ SEA	George Kirby (9-11)	#33
Tue, Apr 14th	vs CLE	Joey Cantillo (11-9)	#63	vs COL	Michael Lorenzen (3-13)
Wed, Apr 15th	vs CLE	Slade Cecconi (5-7)	#164	vs COL	Jose Quintana (2-3)	#281
Thu, Apr 16th				vs COL	Juan Mejia
Fri, Apr 17th	@ HOU	Peter Lambert (8-10)	#185	vs STL	Kyle Leahy (10-5)	#79
Sat, Apr 18th	@ HOU	Lance McCullers Jr. (2-3)		vs STL	Andre Pallante (12-9)	#87
Sun, Apr 19th	@ HOU	Mike Burrows (4-9)		vs STL	Matthew Liberatore (6-14)	#95
Mon, Apr 20th	@ MIA	Max Meyer (9-1)		@ CLE	Slade Cecconi (5-7)	#164
Tue, Apr 21st	@ MIA	Chris Paddack (0-7)		@ CLE	Parker Messick (12-9)	#29
Wed, Apr 22nd	@ MIA	Janson Junk (6-9)	#138	@ CLE	Tanner Bibee (7-15)	#80
Fri, Apr 24th	vs SEA	George Kirby (9-11)	#33	vs NYY	Will Warren (11-6)	#69
Sat, Apr 25th	vs SEA	Bryan Woo (12-10)	#13	vs NYY	Ryan Weathers (5-8)
Sun, Apr 26th	vs SEA	Emerson Hancock (7-8)	#135	vs NYY	Luis Gil (1-2)	#225
Tue, Apr 28th	@ PIT	Braxton Ashcraft (14-6)		@ BAL	Shane Baz (6-15)	#85
Thu, Apr 30th	@ PIT	Paul Skenes (10-11)	#14	@ BAL	Brandon Young (9-6)	#168
Fri, May 1st	vs LAD	Emmet Sheehan (5-8)	#65	@ BOS	Jake Bennett (9-7)	#210
Sat, May 2nd	vs LAD	Roki Sasaki (5-5)	#102	@ BOS	Connelly Early (7-5)	#76
Sun, May 3rd	vs LAD	Justin Wrobleski (12-5)	#50	@ BOS	Ranger Suarez (8-5)	#70
Mon, May 4th	vs MIL	Chad Patrick (9-4)	#161	vs LAD	Yoshinobu Yamamoto (14-9)	#4
Tue, May 5th				vs LAD	Shohei Ohtani (8-2)	#1
Wed, May 6th	vs MIL	Brandon Sproat (3-7)		vs LAD	Tyler Glasnow (5-2)	#10
Fri, May 8th	@ SD	Griffin Canning (5-9)		@ CIN	Nick Lodolo (3-6)	#169
Sat, May 9th	@ SD	Randy Vasquez (10-6)	#245	@ CIN	Chase Burns (15-3)
Sun, May 10th	@ SD	Walker Buehler (9-6)	#90	@ CIN	Andrew Abbott (6-11)	#149
Mon, May 11th				vs SEA	George Kirby (9-11)	#33
Tue, May 12th	@ ATH	Jeffrey Springs (4-14)	#267	vs SEA	Bryan Woo (12-10)	#13
Wed, May 13th	@ ATH	J.T. Ginn (9-8)		vs SEA	Bryce Miller (4-10)	#31
Thu, May 14th	@ ATH	Jacob Lopez (7-5)	#251	vs SEA	Luis Castillo (4-11)	#97
Fri, May 15th	vs KC	Michael Wacha (9-10)	#99	vs TEX	Jack Leiter (3-7)
Sat, May 16th	vs KC	Noah Cameron (9-8)	#91	vs TEX	Jacob deGrom (11-11)	#12
Sun, May 17th	vs KC	Stephen Kolek (4-3)		vs TEX	Nathan Eovaldi (11-10)	#66
Mon, May 18th				@ MIN	Kendry Rojas (1-1)
Tue, May 19th	vs PIT	Mitch Keller (6-8)		@ MIN	Zebby Matthews (9-11)	#134
Wed, May 20th	vs PIT	Carmen Mlodzinski (8-7)	#52	@ MIN	Joe Ryan (7-10)	#25
Fri, May 22nd				@ CHC	Jameson Taillon (2-6)
Sat, May 23rd	@ CIN	Chase Petty (1-2)	#268	@ CHC	Colin Rea (8-8)	#262
Sun, May 24th				@ CHC	Shota Imanaga (11-10)	#49
Mon, May 25th	@ MIL	Jacob Misiorowski (16-5)	#7	@ TEX	Kumar Rocker (6-11)	#84
Tue, May 26th	@ MIL	Kyle Harrison (11-5)	#62	@ TEX	Jack Leiter (3-7)
Wed, May 27th	@ MIL	Chad Patrick (9-4)	#161	@ TEX	Jacob deGrom (11-11)	#12
Thu, May 28th				@ TEX	Nathan Eovaldi (11-10)	#66
Fri, May 29th	vs CHC	Shota Imanaga (11-10)	#49	vs MIL	Coleman Crow (0-1)
Sat, May 30th	vs CHC	Ben Brown (4-2)		vs MIL	Brandon Sproat (3-7)
Sun, May 31st	vs CHC	Jordan Wicks (0-2)		vs MIL	Jacob Misiorowski (16-5)	#7
Tue, Jun 2nd	vs TEX	Nathan Eovaldi (11-10)	#66	vs PIT	Bubba Chandler (8-10)	#59
Wed, Jun 3rd	vs TEX	MacKenzie Gore (8-11)	#39	vs PIT	Paul Skenes (10-11)	#14
Thu, Jun 4th				vs PIT	Jared Jones (5-6)	#27
Fri, Jun 5th	vs CIN	Brady Singer (6-15)	#221	vs ATH	Jack Perkins (3-13)	#171
Sat, Jun 6th	vs CIN	Nick Lodolo (3-6)	#169	vs ATH	Kade Morris (0-1)	#274
Sun, Jun 7th	vs CIN	Rhett Lowder (7-12)	#200	vs ATH	Gage Jump (6-11)
Mon, Jun 8th				@ LAA	Grayson Rodriguez (5-8)	#64
Tue, Jun 9th	@ NYM	Freddy Peralta (10-11)	#51	@ LAA	Walbert Urena (9-11)	#40
Wed, Jun 10th	@ NYM	Austin Warren		@ LAA	Reid Detmers (7-8)	#16
Fri, Jun 12th	@ MIN	Joe Ryan (7-10)	#25	@ KC	Luinder Avila (5-4)
Sat, Jun 13th	@ MIN	Connor Prielipp (6-7)	#110	@ KC	Noah Cameron (9-8)	#91
Sun, Jun 14th	@ MIN	Taj Bradley (12-6)	#44	@ KC	Stephen Kolek (4-3)
Mon, Jun 15th	vs SD	Wandy Peralta (3-3)	#264	vs DET	Drew Anderson (5-7)	#38
Tue, Jun 16th	vs SD	Michael King (12-10)	#55	vs DET	Framber Valdez (10-12)	#53
Wed, Jun 17th	vs SD	Bradgley Rodriguez (4-3)	#133	vs DET	Casey Mize (6-10)	#47
Fri, Jun 19th	@ KC	Seth Lugo (7-9)	#184	vs CLE	Tanner Bibee (7-15)	#80
Sat, Jun 20th				vs CLE	Joey Cantillo (11-9)	#63
Sun, Jun 21st	@ KC	Stephen Kolek (4-3)		vs CLE	Slade Cecconi (5-7)	#164
Mon, Jun 22nd	vs ARI	Merrill Kelly (10-14)	#146	@ TOR	Dylan Cease (11-6)
Tue, Jun 23rd	vs ARI	Eduardo Rodriguez (16-7)	#191	@ TOR	Shane Bieber (5-2)
Wed, Jun 24th	vs ARI	Mitch Bratt (1-3)		@ TOR	Trey Yesavage (5-6)	#24
Thu, Jun 25th				@ DET	Troy Melton (8-5)
Fri, Jun 26th	vs MIA	Max Meyer (9-1)		@ DET	Keider Montero (10-9)	#188
Sat, Jun 27th	vs MIA	Ryan Gusto (1-5)	#142	@ DET	Framber Valdez (10-12)	#53
Sun, Jun 28th	vs MIA	Tyler Phillips (5-6)	#247	@ DET	Jack Flaherty (3-8)	#179
Mon, Jun 29th				vs MIN	Zebby Matthews (9-11)	#134
Tue, Jun 30th	@ ATL	Martin Perez (9-9)	#82	vs MIN	Joe Ryan (7-10)	#25
Wed, Jul 1st	@ ATL	Reynaldo Lopez (4-5)		vs MIN	Taj Bradley (12-6)	#44
Fri, Jul 3rd	@ CHC	David Peterson (9-8)	#61	vs TB	Nick Martinez (15-6)	#208
Sat, Jul 4th	@ CHC	Shota Imanaga (11-10)	#49	vs TB	Drew Rasmussen (16-5)	#26
Sun, Jul 5th	@ CHC	Javier Assad (6-2)	#243	vs TB	Mason Englert (0-4)	#167
Mon, Jul 6th	vs MIL	Shane Drohan (7-5)	#128	@ WSH	Miles Mikolas (3-9)
Tue, Jul 7th	vs MIL	Robert Gasser (5-5)	#43	@ WSH	Andrew Alvarez (2-6)	#88
Wed, Jul 8th	vs MIL	Kyle Harrison (11-5)	#62	@ WSH	Foster Griffin (15-6)	#54
Fri, Jul 10th	vs ATL	Chris Sale (14-9)	#3	@ TEX	Cal Quantrill (9-5)
Sat, Jul 11th	vs ATL	Reynaldo Lopez (4-5)		@ TEX	Kumar Rocker (6-11)	#84
Sun, Jul 12th	vs ATL	Danny Young		@ TEX	MacKenzie Gore (8-11)	#39
Fri, Jul 17th	@ ARI	Merrill Kelly (10-14)	#146	vs BAL	Dean Kremer (5-5)	#81
Sat, Jul 18th	@ ARI	Brandon Pfaadt (8-3)	#130	vs BAL	Trevor Rogers (10-11)	#42
Sun, Jul 19th	@ ARI	Eduardo Rodriguez (16-7)	#191	vs BAL	Brandon Young (9-6)	#168
Mon, Jul 20th	@ LAA	Jose Soriano (12-8)	#23	vs MIA	Janson Junk (6-9)	#138
Tue, Jul 21st	@ LAA	Walbert Urena (9-11)	#40	vs MIA	Tyler Phillips (5-6)	#247
Wed, Jul 22nd	@ LAA	Reid Detmers (7-8)	#16	vs MIA	Sandy Alcantara (13-11)	#77
Fri, Jul 24th	vs CIN	Rhett Lowder (7-12)	#200	@ CWS	Davis Martin (9-8)	#73
Sat, Jul 25th	vs CIN	Hunter Greene (2-2)		@ CWS	Sean Burke (11-7)	#58
Sun, Jul 26th	vs CIN	Andrew Abbott (6-11)	#149	@ CWS	Erick Fedde (8-9)	#157
Mon, Jul 27th	vs CHC	David Peterson (9-8)	#61	@ LAA	Walbert Urena (9-11)	#40
Tue, Jul 28th	vs CHC	Colin Rea (8-8)	#262	@ LAA	Reid Detmers (7-8)	#16
Wed, Jul 29th	vs CHC	Matthew Boyd (10-5)	#78	@ LAA	Grayson Rodriguez (5-8)	#64
Fri, Jul 31st	@ TOR	Dylan Cease (11-6)		vs TEX	Nathan Eovaldi (11-10)	#66
Sat, Aug 1st	@ TOR	Kevin Gausman (9-12)	#36	vs TEX	Jacob deGrom (11-11)	#12
Sun, Aug 2nd	@ TOR	Max Scherzer (4-9)	#127	vs TEX	Kumar Rocker (6-11)	#84
Mon, Aug 3rd	@ NYY	Cam Schlittler (14-6)	#9	vs TOR	Shane Bieber (5-2)
Tue, Aug 4th	@ NYY	Ryan Weathers (5-8)		vs TOR	Trey Yesavage (5-6)	#24
Wed, Aug 5th	@ NYY	Will Warren (11-6)	#69	vs TOR	Jameson Taillon (2-6)
Fri, Aug 7th	vs COL	Ryan Feltner (7-10)	#230	@ SD	Robbie Ray (13-8)	#198
Sat, Aug 8th	vs COL	Kyle Freeland (4-12)	#187	@ SD	Michael King (12-10)	#55
Sun, Aug 9th	vs COL	Michael Lorenzen (3-13)		@ SD	Randy Vasquez (10-6)	#245
Mon, Aug 10th	vs PHI	Andrew Painter (3-10)	#125	@ SF	Blade Tidwell (1-2)
Tue, Aug 11th	vs PHI	Cristopher Sanchez (18-7)	#6	@ SF	Carson Whisenhunt (3-4)
Wed, Aug 12th	vs PHI	Zack Wheeler (14-5)	#5	@ SF	Adrian Houser (4-7)
Fri, Aug 14th	@ CHC	Clay Holmes (6-8)	#83	vs SEA	George Kirby (9-11)	#33
Sat, Aug 15th	@ CHC	Matthew Boyd (10-5)	#78	vs SEA	Emerson Hancock (7-8)	#135
Sun, Aug 16th	@ CHC	Edward Cabrera (5-5)	#126	vs SEA	Bryan Woo (12-10)	#13
Tue, Aug 18th	@ CIN	Andrew Abbott (6-11)	#149	vs LAA	George Klassen (2-2)
Wed, Aug 19th	@ CIN	Chase Burns (15-3)		vs LAA	Walbert Urena (9-11)	#40
Thu, Aug 20th	@ CIN	Brady Singer (6-15)	#221	vs LAA	Grayson Rodriguez (5-8)	#64
Fri, Aug 21st	@ PHI	Jesus Luzardo (14-5)		vs ATH	J.T. Ginn (9-8)
Sat, Aug 22nd	@ PHI	Andrew Painter (3-10)	#125	vs ATH	Jacob Lopez (7-5)	#251
Sun, Aug 23rd	@ PHI	Cristopher Sanchez (18-7)	#6	vs ATH	Brady Basso (1-4)	#194
Tue, Aug 25th	vs BAL	Chris Bassitt (9-5)	#175	@ NYY	Will Warren (11-6)	#69
Wed, Aug 26th	vs BAL	Kyle Bradish (7-14)		@ NYY	Elmer Rodriguez (0-3)	#203
Thu, Aug 27th	vs BAL	Trevor Rogers (10-11)	#42	@ NYY	Gerrit Cole (10-9)	#18
Fri, Aug 28th	vs PIT	Jared Jones (5-6)	#27	@ NYM	Christian Scott (4-5)
Sat, Aug 29th	vs PIT	Lake Bachar (2-4)	#156	@ NYM	Nolan McLean (12-10)	#28
Sun, Aug 30th	vs PIT	Braxton Ashcraft (14-6)		@ NYM	Zac Thornton (5-6)	#122
Mon, Aug 31st				vs CWS	Anthony Kay (10-9)	#121
Tue, Sep 1st	@ LAD	Eric Lauer (8-7)		vs CWS	Sean Burke (11-7)	#58
Wed, Sep 2nd	@ LAD	Yoshinobu Yamamoto (14-9)	#4	vs CWS	Davis Martin (9-8)	#73
Thu, Sep 3rd	@ LAD	Tarik Skubal (12-7)	#2	vs CWS	Luis Castillo (4-11)	#97
Fri, Sep 4th	@ COL	Ryan Feltner (7-10)	#230	vs ARI	Merrill Kelly (10-14)	#146
Sat, Sep 5th	@ COL	Mason Adams (0-2)	#166	vs ARI	Brandon Pfaadt (8-3)	#130
Sun, Sep 6th	@ COL	Tanner Gordon (1-6)	#222	vs ARI	Eduardo Rodriguez (16-7)	#191
Tue, Sep 8th	@ SF	Landen Roupp (9-14)		@ PHI	Andrew Painter (3-10)	#125
Wed, Sep 9th	@ SF	Blade Tidwell (1-2)		@ PHI	Cristopher Sanchez (18-7)	#6
Thu, Sep 10th				@ PHI	Zack Wheeler (14-5)	#5
Fri, Sep 11th	vs CWS	Anthony Kay (10-9)	#121	@ TB	Drew Rasmussen (16-5)	#26
Sat, Sep 12th	vs CWS	Sean Newcomb (2-5)	#151	@ TB	Ian Seymour (9-7)	#60
Sun, Sep 13th	vs CWS	David Sandlin (3-2)	#94	@ TB	Freddy Peralta (10-11)	#51
Tue, Sep 15th	vs SF	Blade Tidwell (1-2)		vs KC	Michael Wacha (9-10)	#99
Wed, Sep 16th	vs SF	Anthony Molina (3-2)	#192	vs KC	Daniel Lynch (6-6)	#256
Thu, Sep 17th				vs KC	Seth Lugo (7-9)	#184
Fri, Sep 18th	vs WSH	Cade Cavalli (13-5)	#34	vs ATL	Tyler Mahle (7-10)	#71
Sat, Sep 19th	vs WSH	Andrew Alvarez (2-6)	#88	vs ATL	Grant Holmes (10-6)	#193
Sun, Sep 20th	vs WSH	Jake Irvin (2-10)	#213	vs ATL	Martin Perez (9-9)	#82
Tue, Sep 22nd	@ PIT	Jared Jones (5-6)	#27	@ SEA	Logan Gilbert (12-11)	#8
Wed, Sep 23rd	@ PIT	Lake Bachar (2-4)	#156	@ SEA	George Kirby (9-11)	#33
Thu, Sep 24th	@ PIT	Paul Skenes (10-11)	#14	@ ATH	Mason Barnett (1-4)	#278
Fri, Sep 25th	@ MIL	Robert Gasser (5-5)	#43	@ ATH	Jacob Lopez (7-5)	#251
Sat, Sep 26th	@ MIL	Dustin May (7-9)	#35	@ ATH	Jack Perkins (3-13)	#171
Sun, Sep 27th	@ MIL	Jacob Misiorowski (16-5)	#7	@ ATH	Seth Johnson (1-0)	#283
Mon, Apr 27th	@ PIT	Mason Montgomery (6-4)	#86
Wed, Apr 29th	@ PIT	Bubba Chandler (8-10)	#59
Thu, May 7th	@ SD	Michael King (12-10)	#55
Thu, May 21st	vs PIT	Braxton Ashcraft (14-6)
Mon, Jun 1st	vs TEX	Jacob deGrom (11-11)	#12
Thu, Jun 11th	@ NYM	Christian Scott (4-5)
Thu, Jun 18th	@ KC	Noah Cameron (9-8)	#91
Thu, Jul 2nd	@ ATL	Hurston Waldrep (0-1)
Thu, Jul 9th	vs MIL	Logan Henderson (11-3)	#11
Thu, Jul 23rd	vs ARI	Brandon Pfaadt (8-3)	#130
Thu, Jul 30th	vs CHC	Javier Assad (6-2)	#243
Mon, Aug 17th	@ CIN	Rhett Lowder (7-12)	#200
Mon, Sep 7th	@ SF	Logan Webb (8-9)
Mon, Sep 14th	vs SF	Landen Roupp (9-14)