Colin Holderman or Mark Leiter Jr.

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Colin Holderman or Mark Leiter Jr. Player Statistics
	Mark Leiter Jr. RP - ATH	Colin Holderman RP - CLE
2026 Stats


Games Played	36	54

Games Started	0	0

Innings Pitched	33.2	52.2

Wins	0	6

Losses	1	4

Saves	4	1

Blown Saves	2	1

Holds	5	11

Hits Allowed	32	35

Earned Runs	16	16

Home Runs Allowed	2	1

Strikeouts	38	50

Walks	11	20

ERA	4.28	2.73

WHIP	1.28	1.04

Colin Holderman or Mark Leiter Jr. Player Projections
	Mark Leiter Jr. RP - ATH	Colin Holderman RP - CLE
2026 Projections


Games Played	61	41

Games Started	0	0

Innings Pitched	59.9	41.4

Wins	4	2

Losses	4	2

Saves	5	0

Blown Saves	1	0

Holds	13	3

Hits Allowed	56	39

Earned Runs	29	22

Home Runs Allowed	8	5

Strikeouts	66	40

Walks	23	18

ERA	4.36	4.78

WHIP	1.33	1.38

Colin Holderman or Mark Leiter Jr. Player Notes
	Mark Leiter Jr. RP - ATH	Colin Holderman RP - CLE
News
	The Athletics transferred Mark Leiter Jr. to the 60-day injured list. Ari Koslow Thu, Jul 30th	Colin Holderman was scheduled to resume throwing on Monday. Ari Koslow Tue, Sep 22nd
	Mark Leiter Jr. underwent successful surgery on Tuesday. Ari Koslow Tue, Jul 28th	Colin Holderman will start a rehab assignment at Triple-A Columbus on Thursday. Ari Koslow Fri, Sep 18th
	Athletics right-hander Mark Leiter Jr. (hip) is set to undergo surgery on Tuesday. Brenton Kemp Mon, Jul 27th	Colin Holderman threw a bullpen session on Friday. Ari Koslow Sun, Sep 13th
	The Athletics placed Mark Leiter Jr. on the 15-day injured list with a right hip impingement. Ari Koslow Tue, Jul 21st	The Guardians placed RHP Colin Holderman on the 15-day injured list with right wrist inflammation. Ari Koslow Fri, Sep 4th
	The Athletics activated Mark Leiter Jr. from the injured list. Ari Koslow Fri, Jul 3rd	Colin Holderman was scheduled to return to throwing off the mound on Tuesday. Ari Koslow Wed, Aug 19th
Notes
There are no recent notes for these players

Colin Holderman or Mark Leiter Jr. Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Mark Leiter Jr. RP - ATH			Colin Holderman RP - CLE
Thu, Mar 26th				@ SEA	Logan Gilbert (12-11)	#8
Fri, Mar 27th	@ TOR	Kevin Gausman (9-12)	#36	@ SEA	George Kirby (9-11)	#33
Sat, Mar 28th	@ TOR	Dylan Cease (11-6)		@ SEA	Bryan Woo (12-10)	#13
Sun, Mar 29th	@ TOR	Eric Lauer (8-7)		@ SEA	Emerson Hancock (7-8)	#135
Mon, Mar 30th	@ ATL	Bryce Elder (8-8)		@ LAD	Roki Sasaki (5-5)	#102
Tue, Mar 31st	@ ATL	Jose Suarez		@ LAD	Shohei Ohtani (8-2)	#1
Wed, Apr 1st	@ ATL	Chris Sale (14-9)	#3	@ LAD	Yoshinobu Yamamoto (14-9)	#4
Fri, Apr 3rd	vs HOU	Cristian Javier (2-6)		vs CHC	Cade Horton (1-0)
Sun, Apr 5th	vs HOU	Lance McCullers Jr. (2-3)		vs CHC	Shota Imanaga (11-10)	#49
Mon, Apr 6th				vs KC	Michael Wacha (9-10)	#99
Tue, Apr 7th	@ NYY	Cam Schlittler (14-6)	#9	vs KC	Noah Cameron (9-8)	#91
Wed, Apr 8th	@ NYY	Will Warren (11-6)	#69	vs KC	Cole Ragans (1-4)
Fri, Apr 10th	@ NYM	Clay Holmes (6-8)	#83	@ ATL	Bryce Elder (8-8)
Sat, Apr 11th	@ NYM	Kodai Senga (0-9)	#163	@ ATL	Martin Perez (9-9)	#82
Sun, Apr 12th	@ NYM	Freddy Peralta (10-11)	#51	@ ATL	Chris Sale (14-9)	#3
Mon, Apr 13th	vs TEX	Nathan Eovaldi (11-10)	#66	@ STL	Matthew Liberatore (6-14)	#95
Tue, Apr 14th	vs TEX	MacKenzie Gore (8-11)	#39	@ STL	Michael McGreevy (7-9)	#109
Wed, Apr 15th	vs TEX	Kumar Rocker (6-11)	#84	@ STL	Dustin May (7-9)	#35
Thu, Apr 16th	vs TEX	Jack Leiter (3-7)		vs BAL	Shane Baz (6-15)	#85
Fri, Apr 17th	vs CWS	Davis Martin (9-8)	#73	vs BAL	Chris Bassitt (9-5)	#175
Sat, Apr 18th	vs CWS	Erick Fedde (8-9)	#157	vs BAL	Dean Kremer (5-5)	#81
Sun, Apr 19th	vs CWS	Noah Schultz (4-9)	#154	vs BAL	Trevor Rogers (10-11)	#42
Mon, Apr 20th	@ SEA	Emerson Hancock (7-8)	#135	vs HOU	Spencer Arrighetti (9-9)	#181
Tue, Apr 21st	@ SEA	Luis Castillo (4-11)	#97	vs HOU	Ryan Weiss (0-3)
Wed, Apr 22nd	@ SEA	Logan Gilbert (12-11)	#8	vs HOU	Peter Lambert (8-10)	#185
Fri, Apr 24th	@ TEX	Nathan Eovaldi (11-10)	#66	@ TOR	Max Scherzer (4-9)	#127
Sat, Apr 25th	@ TEX	MacKenzie Gore (8-11)	#39	@ TOR	Kevin Gausman (9-12)	#36
Sun, Apr 26th	@ TEX	Kumar Rocker (6-11)	#84	@ TOR	Patrick Corbin (3-4)
Mon, Apr 27th				vs TB	Steven Matz (6-6)	#201
Tue, Apr 28th	vs KC	Kris Bubic (4-2)	#74	vs TB	Nick Martinez (15-6)	#208
Wed, Apr 29th	vs KC	Michael Wacha (9-10)	#99	vs TB	Drew Rasmussen (16-5)	#26
Fri, May 1st	vs CLE	Joey Cantillo (11-9)	#63	@ ATH	J.T. Ginn (9-8)
Sat, May 2nd	vs CLE	Slade Cecconi (5-7)	#164	@ ATH	Jacob Lopez (7-5)	#251
Sun, May 3rd	vs CLE	Parker Messick (12-9)	#29	@ ATH	Aaron Civale (6-8)	#219
Mon, May 4th				@ KC	Michael Wacha (9-10)	#99
Tue, May 5th	@ PHI	Cristopher Sanchez (18-7)	#6	@ KC	Stephen Kolek (4-3)
Wed, May 6th	@ PHI	Zack Wheeler (14-5)	#5	@ KC	Cole Ragans (1-4)
Thu, May 7th	@ PHI	Andrew Painter (3-10)	#125	@ KC	Seth Lugo (7-9)	#184
Fri, May 8th	@ BAL	Kyle Bradish (7-14)		vs MIN	Connor Prielipp (6-7)	#110
Sat, May 9th	@ BAL	Shane Baz (6-15)	#85	vs MIN	Joe Ryan (7-10)	#25
Sun, May 10th	@ BAL	Keegan Akin (0-1)		vs MIN	Andrew Morris (4-8)	#176
Mon, May 11th				vs LAA	Brent Suter (3-2)
Tue, May 12th	vs STL	Andre Pallante (12-9)	#87	vs LAA	Walbert Urena (9-11)	#40
Wed, May 13th	vs STL	Matthew Liberatore (6-14)	#95	vs LAA	Reid Detmers (7-8)	#16
Fri, May 15th	vs SF	Tyler Mahle (7-10)	#71	vs CIN	Andrew Abbott (6-11)	#149
Sat, May 16th	vs SF	Trevor McDonald (3-7)		vs CIN	Chris Paddack (0-7)
Sun, May 17th	vs SF	Adrian Houser (4-7)		vs CIN	Brady Singer (6-15)	#221
Mon, May 18th	@ LAA	Walbert Urena (9-11)	#40	@ DET	Framber Valdez (10-12)	#53
Tue, May 19th	@ LAA	Reid Detmers (7-8)	#16	@ DET	Keider Montero (10-9)	#188
Wed, May 20th	@ LAA	Jack Kochanowicz (2-5)		@ DET	Drew Anderson (5-7)	#38
Thu, May 21st	@ LAA	Jose Soriano (12-8)	#23	@ DET	Casey Mize (6-10)	#47
Fri, May 22nd	@ SD	Walker Buehler (9-6)	#90	@ PHI	Cristopher Sanchez (18-7)	#6
Sat, May 23rd	@ SD	Lucas Giolito (2-3)		@ PHI	Zack Wheeler (14-5)	#5
Sun, May 24th	@ SD	Michael King (12-10)	#55	@ PHI	Andrew Painter (3-10)	#125
Mon, May 25th	vs SEA	Luis Castillo (4-11)	#97	vs WSH	PJ Poulin (3-0)
Tue, May 26th	vs SEA	Emerson Hancock (7-8)	#135	vs WSH	Cade Cavalli (13-5)	#34
Wed, May 27th	vs SEA	Logan Gilbert (12-11)	#8	vs WSH	PJ Poulin (3-0)
Fri, May 29th	vs NYY	Carlos Rodon (7-3)	#32	vs BOS	Tyler Samaniego
Sat, May 30th	vs NYY	Ryan Weathers (5-8)		vs BOS	Sonny Gray (18-5)	#45
Sun, May 31st	vs NYY	Will Warren (11-6)	#69	vs BOS	Ranger Suarez (8-5)	#70
Tue, Jun 2nd	@ CHC	Jameson Taillon (2-6)		@ NYY	Cam Schlittler (14-6)	#9
Wed, Jun 3rd	@ CHC	Colin Rea (8-8)	#262	@ NYY	Gerrit Cole (10-9)	#18
Thu, Jun 4th	@ CHC	Shota Imanaga (11-10)	#49	@ NYY	Carlos Rodon (7-3)	#32
Fri, Jun 5th	@ HOU	Peter Lambert (8-10)	#185	@ TEX	Kumar Rocker (6-11)	#84
Sat, Jun 6th	@ HOU	Tatsuya Imai (6-4)	#231	@ TEX	Jack Leiter (3-7)
Sun, Jun 7th	@ HOU	Mike Burrows (4-9)		@ TEX	Jacob deGrom (11-11)	#12
Mon, Jun 8th	vs MIL	Kyle Harrison (11-5)	#62	vs NYY	Will Warren (11-6)	#69
Tue, Jun 9th	vs MIL	Robert Gasser (5-5)	#43	vs NYY	Gerrit Cole (10-9)	#18
Wed, Jun 10th	vs MIL	Brandon Sproat (3-7)		vs NYY	Carlos Rodon (7-3)	#32
Fri, Jun 12th	vs COL	Sean Sullivan (0-3)	#236	vs DET	Jack Flaherty (3-8)	#179
Sat, Jun 13th	vs COL	Kyle Freeland (4-12)	#187	vs DET	Tarik Skubal (12-7)	#2
Tue, Jun 16th	vs PIT	Mitch Keller (6-8)		@ MIL	Robert Gasser (5-5)	#43
Wed, Jun 17th	vs PIT	Braxton Ashcraft (14-6)		@ MIL	Brandon Sproat (3-7)
Thu, Jun 18th	vs LAA	Ryan Johnson (5-9)	#170	@ MIL	Shane Drohan (7-5)	#128
Fri, Jun 19th	vs LAA	Jose Soriano (12-8)	#23	@ HOU	Tatsuya Imai (6-4)	#231
Sat, Jun 20th	vs LAA	Walbert Urena (9-11)	#40	@ HOU	Spencer Arrighetti (9-9)	#181
Sun, Jun 21st	vs LAA	Reid Detmers (7-8)	#16	@ HOU	Kai-Wei Teng (5-7)	#220
Mon, Jun 22nd				@ CWS	Anthony Kay (10-9)	#121
Tue, Jun 23rd	@ SF	Robbie Ray (13-8)	#198	@ CWS	Sean Burke (11-7)	#58
Wed, Jun 24th	@ SF	Tyler Mahle (7-10)	#71	@ CWS	Chris Murphy (3-0)
Fri, Jun 26th	@ LAA	Walbert Urena (9-11)	#40	vs SEA	Luis Castillo (4-11)	#97
Sat, Jun 27th	@ LAA	Reid Detmers (7-8)	#16	vs SEA	Logan Gilbert (12-11)	#8
Sun, Jun 28th	@ LAA	Sam Aldegheri (3-4)	#239	vs SEA	Emerson Hancock (7-8)	#135
Mon, Jun 29th	vs LAD	Eric Lauer (8-7)		vs TEX	Tyler Alexander (5-2)	#159
Tue, Jun 30th	vs LAD	Justin Wrobleski (12-5)	#50	vs TEX	Jacob deGrom (11-11)	#12
Wed, Jul 1st	vs LAD	Jack Dreyer (5-2)	#112	vs TEX	MacKenzie Gore (8-11)	#39
Thu, Jul 2nd				vs CWS	Davis Martin (9-8)	#73
Fri, Jul 3rd	vs MIA	Tyler Phillips (5-6)	#247	vs CWS	Anthony Kay (10-9)	#121
Sat, Jul 4th	vs MIA	Sandy Alcantara (13-11)	#77	vs CWS	Sean Burke (11-7)	#58
Sun, Jul 5th	vs MIA	Eury Perez (8-11)	#22	vs CWS	Chris Murphy (3-0)
Tue, Jul 7th	@ DET	Tarik Skubal (12-7)	#2	@ MIN	Taj Bradley (12-6)	#44
Wed, Jul 8th	@ DET	Troy Melton (8-5)		@ MIN	Connor Prielipp (6-7)	#110
Thu, Jul 9th	@ DET	Framber Valdez (10-12)	#53	@ MIN	Bailey Ober (7-7)	#155
Fri, Jul 10th	@ CWS	Sean Burke (11-7)	#58	@ MIA	Sandy Alcantara (13-11)	#77
Sat, Jul 11th	@ CWS	Bryan Hudson (5-4)	#141	@ MIA	Eury Perez (8-11)	#22
Sun, Jul 12th	@ CWS	Noah Schultz (4-9)	#154	@ MIA	Tyler Phillips (5-6)	#247
Sat, Jul 18th	vs WSH	Zack Littell (8-8)		vs PIT	Mason Montgomery (6-4)	#86
Sun, Jul 19th	vs WSH	Foster Griffin (15-6)	#54	vs PIT	Paul Skenes (10-11)	#14
Mon, Jul 20th	@ ARI	Mitch Bratt (1-3)		vs MIN	Joe Ryan (7-10)	#25
Tue, Jul 21st	@ ARI	Kohl Drake (0-1)	#123	vs MIN	Kendry Rojas (1-1)
Wed, Jul 22nd	@ ARI	Merrill Kelly (10-14)	#146	vs MIN	Bailey Ober (7-7)	#155
Thu, Jul 23rd				vs MIN	Taj Bradley (12-6)	#44
Fri, Jul 24th	@ MIN	Zebby Matthews (9-11)	#134	@ TB	Shane McClanahan (10-7)
Sat, Jul 25th	@ MIN	Kendry Rojas (1-1)		@ TB	Nick Martinez (15-6)	#208
Sun, Jul 26th	@ MIN	Connor Prielipp (6-7)	#110	@ TB	Drew Rasmussen (16-5)	#26
Tue, Jul 28th	vs BOS	Jake Bennett (9-7)	#210	@ CIN	Caleb Ferguson
Wed, Jul 29th	vs BOS	Patrick Sandoval (1-7)	#92	@ CIN	Brady Singer (6-15)	#221
Fri, Jul 31st	vs DET	Tyler Holton (2-5)	#137	vs ARI	Mitch Bratt (1-3)
Sat, Aug 1st	vs DET	Framber Valdez (10-12)	#53	vs ARI	Kohl Drake (0-1)	#123
Sun, Aug 2nd	vs DET	Keider Montero (10-9)	#188	vs ARI	Merrill Kelly (10-14)	#146
Tue, Aug 4th	@ CIN	Brady Singer (6-15)	#221	vs NYM	Sean Manaea (6-8)	#46
Wed, Aug 5th	@ CIN	Rhett Lowder (7-12)	#200	vs NYM	Christian Scott (4-5)
Thu, Aug 6th	@ CIN	Andrew Abbott (6-11)	#149	vs NYM	Nolan McLean (12-10)	#28
Fri, Aug 7th	@ BOS	Payton Tolle (9-6)	#30	@ CWS	Noah Schultz (4-9)	#154
Sat, Aug 8th	@ BOS	Jake Bennett (9-7)	#210	@ CWS	Anthony Kay (10-9)	#121
Sun, Aug 9th	@ BOS	Erik Miller		@ CWS	Davis Martin (9-8)	#73
Tue, Aug 11th	vs TB	Nick Martinez (15-6)	#208	@ DET	Drew Anderson (5-7)	#38
Wed, Aug 12th	vs TB	Drew Rasmussen (16-5)	#26	@ DET	Framber Valdez (10-12)	#53
Thu, Aug 13th				@ DET	Keider Montero (10-9)	#188
Fri, Aug 14th	vs TEX	Kumar Rocker (6-11)	#84	vs SD	Michael King (12-10)	#55
Sat, Aug 15th	vs TEX	MacKenzie Gore (8-11)	#39	vs SD	Wandy Peralta (3-3)	#264
Sun, Aug 16th	vs TEX	Cody Bradford (0-5)	#139	vs SD	Casey Mize (6-10)	#47
Tue, Aug 18th	@ KC	Daniel Lynch (6-6)	#256	vs SF	Carson Whisenhunt (3-4)
Wed, Aug 19th	@ KC	Seth Lugo (7-9)	#184	vs SF	Matt Wilkinson (1-3)	#150
Thu, Aug 20th	@ KC	Randy Dobnak (3-5)	#254	vs SF	Landen Roupp (9-14)
Fri, Aug 21st	@ HOU	Hayden Wesneski (6-2)	#100	@ COL	Tanner Gordon (1-6)	#222
Sat, Aug 22nd	@ HOU	Hunter Brown (6-4)	#19	@ COL	Gabriel Hughes (0-8)
Sun, Aug 23rd	@ HOU	Cristian Javier (2-6)		@ COL	Tomoyuki Sugano (12-12)	#263
Mon, Aug 24th	vs MIN	Zebby Matthews (9-11)	#134	@ LAA	George Klassen (2-2)
Tue, Aug 25th	vs MIN	Taj Bradley (12-6)	#44	@ LAA	Walbert Urena (9-11)	#40
Wed, Aug 26th	vs MIN	Connor Prielipp (6-7)	#110	@ LAA	Grayson Rodriguez (5-8)	#64
Fri, Aug 28th	vs BAL	Brandon Young (9-6)	#168	vs KC	Michael Wacha (9-10)	#99
Sat, Aug 29th	vs BAL	Shane Baz (6-15)	#85	vs KC	Daniel Lynch (6-6)	#256
Sun, Aug 30th	vs BAL	Chris Bassitt (9-5)	#175	vs KC	Seth Lugo (7-9)	#184
Tue, Sep 1st	@ TEX	MacKenzie Gore (8-11)	#39	vs TOR	Spencer Miles (6-2)	#98
Wed, Sep 2nd	@ TEX	Cody Bradford (0-5)	#139	vs TOR	Dylan Cease (11-6)
Thu, Sep 3rd	@ SEA	Kade Anderson (2-2)	#37	vs TOR	Jose Soriano (12-8)	#23
Fri, Sep 4th	@ SEA	Logan Gilbert (12-11)	#8	vs DET	Andrew Sears (0-1)	#212
Sat, Sep 5th	@ SEA	George Kirby (9-11)	#33	vs DET	Framber Valdez (10-12)	#53
Sun, Sep 6th	@ SEA	Bryan Woo (12-10)	#13	vs DET	Jackson Jobe (3-3)	#115
Mon, Sep 7th	vs TOR	Dylan Cease (11-6)		@ BAL	Trevor Rogers (10-11)	#42
Tue, Sep 8th	vs TOR	Jose Soriano (12-8)	#23	@ BAL	Brandon Young (9-6)	#168
Wed, Sep 9th	vs TOR	Braydon Fisher (3-4)	#158	@ BAL	Shane Baz (6-15)	#85
Fri, Sep 11th	vs SEA	George Kirby (9-11)	#33	@ MIN	Taj Bradley (12-6)	#44
Sat, Sep 12th	vs SEA	Bryan Woo (12-10)	#13	@ MIN	Connor Prielipp (6-7)	#110
Sun, Sep 13th	vs SEA	Bryce Miller (4-10)	#31	@ MIN	Joe Ryan (7-10)	#25
Mon, Sep 14th				vs CWS	Sean Newcomb (2-5)	#151
Tue, Sep 15th	@ TB	Griffin Jax (8-10)	#67	vs CWS	Chris Murphy (3-0)
Wed, Sep 16th	@ TB	Nick Martinez (15-6)	#208	vs CWS	Anthony Kay (10-9)	#121
Fri, Sep 18th	@ CLE	Daniel Espino (0-0)		vs ATH	Mason Barnett (1-4)	#278
Sat, Sep 19th	@ CLE	Tanner Bibee (7-15)	#80	vs ATH	Jacob Lopez (7-5)	#251
Sun, Sep 20th	@ CLE	Gavin Williams (14-8)	#20	vs ATH	Jack Perkins (3-13)	#171
Tue, Sep 22nd	vs LAA	Yusei Kikuchi (1-7)	#57	@ BOS	Payton Tolle (9-6)	#30
Wed, Sep 23rd	vs LAA	Walbert Urena (9-11)	#40	@ BOS	Sonny Gray (18-5)	#45
Thu, Sep 24th	vs HOU	Peter Lambert (8-10)	#185	@ BOS	Ranger Suarez (8-5)	#70
Fri, Sep 25th	vs HOU	Hunter Brown (6-4)	#19	@ KC	Noah Cameron (9-8)	#91
Sat, Sep 26th	vs HOU	Hayden Wesneski (6-2)	#100	@ KC	Michael Wacha (9-10)	#99
Sun, Sep 27th	vs HOU	Peter Lambert (8-10)	#185	@ KC	Daniel Lynch (6-6)	#256
Sat, Apr 4th	vs HOU	Tatsuya Imai (6-4)	#231
Thu, Apr 9th	@ NYY	Ryan Weathers (5-8)
Thu, Apr 30th	vs KC	Noah Cameron (9-8)	#91
Thu, May 14th	vs STL	Michael McGreevy (7-9)	#109
Sun, Jun 14th	vs COL	Tomoyuki Sugano (12-12)	#263
Mon, Jun 15th	vs PIT	Jared Jones (5-6)	#27
Thu, Jun 25th	@ SF	Landen Roupp (9-14)
Fri, Jul 17th	vs WSH	Cade Cavalli (13-5)	#34
Mon, Jul 27th	vs BOS	Payton Tolle (9-6)	#30
Thu, Jul 30th	vs BOS	Sonny Gray (18-5)	#45
Mon, Aug 10th	vs TB	Freddy Peralta (10-11)	#51
Mon, Aug 17th	@ KC	Michael Wacha (9-10)	#99
Mon, Aug 31st	@ TEX	Jacob deGrom (11-11)	#12
Thu, Sep 17th	@ TB	Drew Rasmussen (16-5)	#26