Mark Leiter Jr. or Mason Thompson

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Mark Leiter Jr. or Mason Thompson Player Statistics
	Mark Leiter Jr. RP - ATH	Mason Thompson RP - TEX
2026 Stats


Games Played	36	‐

Games Started	0	‐

Innings Pitched	33.2	‐

Wins	0	‐

Losses	1	‐

Saves	4	‐

Blown Saves	2	‐

Holds	5	‐

Hits Allowed	32	‐

Earned Runs	16	‐

Home Runs Allowed	2	‐

Strikeouts	38	‐

Walks	11	‐

ERA	4.28	‐

WHIP	1.28	‐

Mark Leiter Jr. or Mason Thompson Player Projections
	Mark Leiter Jr. RP - ATH	Mason Thompson RP - TEX
2026 Projections


Games Played	61	32

Games Started	0	1

Innings Pitched	59.9	30.8

Wins	4	2

Losses	4	2

Saves	5	0

Blown Saves	1	0

Holds	13	2

Hits Allowed	56	33

Earned Runs	29	31

Home Runs Allowed	8	4

Strikeouts	66	30

Walks	23	19

ERA	4.36	9.05

WHIP	1.33	1.69

Mark Leiter Jr. or Mason Thompson Player Notes
	Mark Leiter Jr. RP - ATH	Mason Thompson RP - TEX
News
	The Athletics transferred Mark Leiter Jr. to the 60-day injured list. Ari Koslow Thu, Jul 30th
	Mark Leiter Jr. underwent successful surgery on Tuesday. Ari Koslow Tue, Jul 28th
	Athletics right-hander Mark Leiter Jr. (hip) is set to undergo surgery on Tuesday. Brenton Kemp Mon, Jul 27th
	The Athletics placed Mark Leiter Jr. on the 15-day injured list with a right hip impingement. Ari Koslow Tue, Jul 21st
	The Athletics activated Mark Leiter Jr. from the injured list. Ari Koslow Fri, Jul 3rd
Notes
There are no recent notes for these players

Mark Leiter Jr. or Mason Thompson Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Mark Leiter Jr. RP - ATH			Mason Thompson RP - TEX
Fri, Mar 27th	@ TOR	Kevin Gausman (8-11)	#24
Sat, Mar 28th	@ TOR	Dylan Cease (10-5)	#8	@ PHI	Aaron Nola (6-10)	#65
Sun, Mar 29th	@ TOR	Eric Lauer (8-7)	#277	@ PHI	Jesus Luzardo (13-5)	#9
Mon, Mar 30th	@ ATL	Bryce Elder (8-8)	#162	@ BAL	Chris Bassitt (6-4)	#157
Tue, Mar 31st	@ ATL	Jose Suarez	#258	@ BAL	Zach Eflin (0-0)
Wed, Apr 1st	@ ATL	Chris Sale (13-9)	#7	@ BAL	Trevor Rogers (9-9)	#40
Fri, Apr 3rd	vs HOU	Cristian Javier (1-5)	#153	vs CIN	Brady Singer (5-13)	#186
Sat, Apr 4th	vs HOU	Tatsuya Imai (6-4)	#134	vs CIN	Rhett Lowder (6-8)	#237
Sun, Apr 5th	vs HOU	Lance McCullers Jr. (2-3)		vs CIN	Chase Burns (15-3)	#45
Tue, Apr 7th	@ NYY	Cam Schlittler (12-6)	#15	vs SEA	George Kirby (9-10)	#20
Wed, Apr 8th	@ NYY	Will Warren (9-6)	#53	vs SEA	Bryan Woo (10-9)	#12
Thu, Apr 9th	@ NYY	Ryan Weathers (5-8)	#217
Fri, Apr 10th	@ NYM	Clay Holmes (6-6)	#51	@ LAD	Tyler Glasnow (4-0)	#16
Sat, Apr 11th	@ NYM	Kodai Senga (0-9)	#72	@ LAD	Emmet Sheehan (4-8)	#84
Sun, Apr 12th	@ NYM	Freddy Peralta (7-11)	#37	@ LAD	Roki Sasaki (5-5)	#124
Mon, Apr 13th	vs TEX	Nathan Eovaldi (10-9)	#78	@ ATH	Luis Severino (2-6)
Tue, Apr 14th	vs TEX	MacKenzie Gore (8-10)	#46	@ ATH	Jeffrey Springs (3-13)	#266
Wed, Apr 15th	vs TEX	Kumar Rocker (5-10)	#117	@ ATH	J.T. Ginn (9-8)	#147
Thu, Apr 16th	vs TEX	Jack Leiter (3-7)	#249	@ ATH	Jacob Lopez (6-4)	#150
Fri, Apr 17th	vs CWS	Davis Martin (9-6)	#112	@ SEA	Logan Gilbert (11-8)	#10
Sat, Apr 18th	vs CWS	Erick Fedde (7-8)	#422	@ SEA	George Kirby (9-10)	#20
Sun, Apr 19th	vs CWS	Noah Schultz (3-9)	#329	@ SEA	Bryan Woo (10-9)	#12
Mon, Apr 20th	@ SEA	Emerson Hancock (7-8)	#128
Tue, Apr 21st	@ SEA	Luis Castillo (4-10)	#101	vs PIT	Carmen Mlodzinski (7-6)	#104
Wed, Apr 22nd	@ SEA	Logan Gilbert (11-8)	#10	vs PIT	Braxton Ashcraft (14-5)	#26
Fri, Apr 24th	@ TEX	Nathan Eovaldi (10-9)	#78	vs ATH	Luis Severino (2-6)
Sat, Apr 25th	@ TEX	MacKenzie Gore (8-10)	#46	vs ATH	Jeffrey Springs (3-13)	#266
Sun, Apr 26th	@ TEX	Kumar Rocker (5-10)	#117	vs ATH	J.T. Ginn (9-8)	#147
Tue, Apr 28th	vs KC	Kris Bubic (3-2)	#230	vs NYY	Cam Schlittler (12-6)	#15
Wed, Apr 29th	vs KC	Michael Wacha (8-8)	#75	vs NYY	Elmer Rodriguez (0-3)	#196
Thu, Apr 30th	vs KC	Noah Cameron (9-8)	#85
Fri, May 1st	vs CLE	Joey Cantillo (9-8)	#79	@ DET	Jack Flaherty (3-8)	#90
Sat, May 2nd	vs CLE	Slade Cecconi (4-7)	#208	@ DET	Keider Montero (9-8)	#143
Sun, May 3rd	vs CLE	Parker Messick (11-8)	#33	@ DET	Tyler Holton (1-5)	#96
Tue, May 5th	@ PHI	Cristopher Sanchez (16-4)	#4	@ NYY	Elmer Rodriguez (0-3)	#196
Wed, May 6th	@ PHI	Zack Wheeler (11-5)	#11	@ NYY	Will Warren (9-6)	#53
Thu, May 7th	@ PHI	Andrew Painter (3-8)	#168	@ NYY	Paul Blackburn (7-2)	#202
Fri, May 8th	@ BAL	Kyle Bradish (7-12)	#41	vs CHC	Ben Brown (4-2)	#180
Sat, May 9th	@ BAL	Shane Baz (5-14)	#47	vs CHC	Edward Cabrera (5-5)	#107
Sun, May 10th	@ BAL	Keegan Akin (0-1)		vs CHC	Jameson Taillon (2-6)	#140
Tue, May 12th	vs STL	Andre Pallante (12-6)	#296	vs ARI	Zac Gallen (3-9)	#160
Wed, May 13th	vs STL	Matthew Liberatore (5-13)	#80	vs ARI	Ryne Nelson (3-5)	#255
Thu, May 14th	vs STL	Michael McGreevy (6-9)	#114
Fri, May 15th	vs SF	Tyler Mahle (5-10)	#77	@ HOU	Spencer Arrighetti (7-8)	#175
Sat, May 16th	vs SF	Trevor McDonald (3-7)		@ HOU	Kai-Wei Teng (5-7)	#238
Sun, May 17th	vs SF	Adrian Houser (4-7)	#375	@ HOU	Peter Lambert (8-7)	#146
Mon, May 18th	@ LAA	Walbert Urena (9-9)	#207	@ COL	Jose Quintana (2-3)	#425
Tue, May 19th	@ LAA	Reid Detmers (4-8)	#36	@ COL	Sammy Peralta	#225
Wed, May 20th	@ LAA	Jack Kochanowicz (2-5)		@ COL	Kyle Freeland (4-10)	#395
Thu, May 21st	@ LAA	Jose Soriano (11-7)	#32
Fri, May 22nd	@ SD	Walker Buehler (8-6)	#181	@ LAA	Grayson Rodriguez (4-6)	#97
Sat, May 23rd	@ SD	Lucas Giolito (2-3)	#358	@ LAA	Walbert Urena (9-9)	#207
Sun, May 24th	@ SD	Michael King (9-9)	#60	@ LAA	Reid Detmers (4-8)	#36
Mon, May 25th	vs SEA	Luis Castillo (4-10)	#101	vs HOU	Tatsuya Imai (6-4)	#134
Tue, May 26th	vs SEA	Emerson Hancock (7-8)	#128	vs HOU	Jason Alexander (1-1)	#312
Wed, May 27th	vs SEA	Logan Gilbert (11-8)	#10	vs HOU	Mike Burrows (4-9)	#297
Fri, May 29th	vs NYY	Carlos Rodon (4-3)	#39	vs KC	Stephen Kolek (4-3)
Sat, May 30th	vs NYY	Ryan Weathers (5-8)	#217	vs KC	Seth Lugo (6-8)	#156
Sun, May 31st	vs NYY	Will Warren (9-6)	#53	vs KC	Michael Wacha (8-8)	#75
Tue, Jun 2nd	@ CHC	Jameson Taillon (2-6)	#140	@ STL	Dustin May (6-9)	#44
Wed, Jun 3rd	@ CHC	Colin Rea (8-8)	#152	@ STL	Andre Pallante (12-6)	#296
Thu, Jun 4th	@ CHC	Shota Imanaga (8-10)	#25
Fri, Jun 5th	@ HOU	Peter Lambert (8-7)	#146	vs CLE	Parker Messick (11-8)	#33
Sat, Jun 6th	@ HOU	Tatsuya Imai (6-4)	#134	vs CLE	Tanner Bibee (5-14)	#62
Sun, Jun 7th	@ HOU	Mike Burrows (4-9)	#297	vs CLE	Joey Cantillo (9-8)	#79
Mon, Jun 8th	vs MIL	Kyle Harrison (10-4)	#56
Tue, Jun 9th	vs MIL	Robert Gasser (4-5)	#92	@ KC	Stephen Kolek (4-3)
Wed, Jun 10th	vs MIL	Brandon Sproat (3-7)	#223	@ KC	Seth Lugo (6-8)	#156
Fri, Jun 12th	vs COL	Sean Sullivan (0-3)	#419	@ BOS	Sonny Gray (16-4)	#29
Sat, Jun 13th	vs COL	Kyle Freeland (4-10)	#395	@ BOS	Ranger Suarez (5-4)	#28
Sun, Jun 14th	vs COL	Tomoyuki Sugano (12-8)	#432	@ BOS	Connelly Early (7-5)	#123
Mon, Jun 15th	vs PIT	Jared Jones (2-6)	#59	vs MIN	Mike Paredes (0-3)	#336
Tue, Jun 16th	vs PIT	Mitch Keller (6-8)		vs MIN	Zebby Matthews (9-8)	#95
Wed, Jun 17th	vs PIT	Braxton Ashcraft (14-5)	#26
Thu, Jun 18th	vs LAA	Ryan Johnson (3-7)	#236	vs MIN	Joe Ryan (6-8)	#61
Fri, Jun 19th	vs LAA	Jose Soriano (11-7)	#32	vs SD	Randy Vasquez (10-6)	#209
Sat, Jun 20th	vs LAA	Walbert Urena (9-9)	#207	vs SD	Walker Buehler (8-6)	#181
Sun, Jun 21st	vs LAA	Reid Detmers (4-8)	#36	vs SD	Wandy Peralta (2-2)	#188
Tue, Jun 23rd	@ SF	Robbie Ray (11-7)	#108	@ MIA	Sandy Alcantara (13-8)	#67
Wed, Jun 24th	@ SF	Tyler Mahle (5-10)	#77	@ MIA	Eury Perez (7-10)	#49
Thu, Jun 25th	@ SF	Landen Roupp (8-13)	#100	@ TOR	Kevin Gausman (8-11)	#24
Fri, Jun 26th	@ LAA	Walbert Urena (9-9)	#207	@ TOR	Patrick Corbin (3-4)
Sat, Jun 27th	@ LAA	Reid Detmers (4-8)	#36	@ TOR	Dylan Cease (10-5)	#8
Sun, Jun 28th	@ LAA	Sam Aldegheri (3-4)	#393	@ TOR	Shane Bieber (5-2)	#200
Mon, Jun 29th	vs LAD	Eric Lauer (8-7)	#277	@ CLE	Parker Messick (11-8)	#33
Tue, Jun 30th	vs LAD	Justin Wrobleski (11-5)	#116	@ CLE	Tanner Bibee (5-14)	#62
Wed, Jul 1st	vs LAD	Jack Dreyer (5-2)	#149	@ CLE	Joey Cantillo (9-8)	#79
Fri, Jul 3rd	vs MIA	Tyler Phillips (4-6)	#219
Sat, Jul 4th	vs MIA	Sandy Alcantara (13-8)	#67	vs DET	Jack Flaherty (3-8)	#90
Sun, Jul 5th	vs MIA	Eury Perez (7-10)	#49	vs DET	Casey Mize (5-9)	#58
Tue, Jul 7th	@ DET	Tarik Skubal (8-7)	#2	vs LAA	Jose Soriano (11-7)	#32
Wed, Jul 8th	@ DET	Troy Melton (7-4)	#69	vs LAA	Walbert Urena (9-9)	#207
Thu, Jul 9th	@ DET	Framber Valdez (8-10)	#35	vs LAA	Reid Detmers (4-8)	#36
Fri, Jul 10th	@ CWS	Sean Burke (8-6)	#66	vs HOU	Hunter Brown (4-3)	#21
Sat, Jul 11th	@ CWS	Bryan Hudson (4-4)	#154	vs HOU	Peter Lambert (8-7)	#146
Sun, Jul 12th	@ CWS	Noah Schultz (3-9)	#329	vs HOU	Cristian Javier (1-5)	#153
Fri, Jul 17th	vs WSH	Cade Cavalli (12-5)	#54	@ ATL	Chris Sale (13-9)	#7
Sat, Jul 18th	vs WSH	Zack Littell (8-8)	#359	@ ATL	Owen Murphy (0-1)	#319
Sun, Jul 19th	vs WSH	Foster Griffin (15-4)	#55	@ ATL	Grant Holmes (9-5)	#184
Mon, Jul 20th	@ ARI	Mitch Bratt (1-3)	#301	vs CWS	Erick Fedde (7-8)	#422
Tue, Jul 21st	@ ARI	Kohl Drake (0-1)	#364	vs CWS	Noah Schultz (3-9)	#329
Wed, Jul 22nd	@ ARI	Merrill Kelly (9-12)	#171	vs CWS	Anthony Kay (9-7)	#159
Fri, Jul 24th	@ MIN	Zebby Matthews (9-8)	#95	vs SEA	Bryce Miller (4-8)	#48
Sat, Jul 25th	@ MIN	Kendry Rojas (1-1)	#216	vs SEA	Bryan Woo (10-9)	#12
Sun, Jul 26th	@ MIN	Connor Prielipp (4-7)	#71	vs SEA	Logan Gilbert (11-8)	#10
Mon, Jul 27th	vs BOS	Payton Tolle (8-6)	#34	vs SEA	George Kirby (9-10)	#20
Tue, Jul 28th	vs BOS	Jake Bennett (9-6)	#74	@ TB	Griffin Jax (6-10)	#68
Wed, Jul 29th	vs BOS	Patrick Sandoval (1-4)	#109	@ TB	Casey Legumina (2-2)	#263
Thu, Jul 30th	vs BOS	Sonny Gray (16-4)	#29	@ TB	Shane McClanahan (10-6)	#42
Fri, Jul 31st	vs DET	Tyler Holton (1-5)	#96	@ HOU	Hunter Brown (4-3)	#21
Sat, Aug 1st	vs DET	Framber Valdez (8-10)	#35	@ HOU	Ronel Blanco (0-1)	#145
Sun, Aug 2nd	vs DET	Keider Montero (9-8)	#143	@ HOU	Peter Lambert (8-7)	#146
Tue, Aug 4th	@ CIN	Brady Singer (5-13)	#186	vs SF	Blade Tidwell (0-1)	#174
Wed, Aug 5th	@ CIN	Rhett Lowder (6-8)	#237	vs SF	Carson Whisenhunt (3-4)
Thu, Aug 6th	@ CIN	Andrew Abbott (6-10)	#144
Fri, Aug 7th	@ BOS	Payton Tolle (8-6)	#34	vs BAL	Shane Baz (5-14)	#47
Sat, Aug 8th	@ BOS	Jake Bennett (9-6)	#74	vs BAL	Kyle Bradish (7-12)	#41
Sun, Aug 9th	@ BOS	Erik Miller		vs BAL	Cade Povich (2-1)	#244
Mon, Aug 10th	vs TB	Freddy Peralta (7-11)	#37	@ LAA	Reid Detmers (4-8)	#36
Tue, Aug 11th	vs TB	Nick Martinez (13-4)	#89	@ LAA	Ryan Johnson (3-7)	#236
Wed, Aug 12th	vs TB	Drew Rasmussen (14-5)	#23	@ LAA	George Klassen (2-2)	#384
Fri, Aug 14th	vs TEX	Kumar Rocker (5-10)	#117	@ ATH	Gage Jump (6-9)	#105
Sat, Aug 15th	vs TEX	MacKenzie Gore (8-10)	#46	@ ATH	J.T. Ginn (9-8)	#147
Sun, Aug 16th	vs TEX	Cody Bradford (0-4)	#88	@ ATH	Jacob Lopez (6-4)	#150
Mon, Aug 17th	@ KC	Michael Wacha (8-8)	#75
Tue, Aug 18th	@ KC	Daniel Lynch (4-4)	#170	vs WSH	Jackson Kent (1-2)	#177
Wed, Aug 19th	@ KC	Seth Lugo (6-8)	#156	vs WSH	Cade Cavalli (12-5)	#54
Thu, Aug 20th	@ KC	Randy Dobnak (2-3)	#429	vs WSH	Andrew Alvarez (2-6)	#136
Fri, Aug 21st	@ HOU	Hayden Wesneski (4-1)	#82	vs LAA	Reid Detmers (4-8)	#36
Sat, Aug 22nd	@ HOU	Hunter Brown (4-3)	#21	vs LAA	Ryan Johnson (3-7)	#236
Sun, Aug 23rd	@ HOU	Cristian Javier (1-5)	#153	vs LAA	Yusei Kikuchi (0-5)	#83
Mon, Aug 24th	vs MIN	Zebby Matthews (9-8)	#95	@ CWS	Jose Urquidy	#226
Tue, Aug 25th	vs MIN	Taj Bradley (10-6)	#50	@ CWS	Anthony Kay (9-7)	#159
Wed, Aug 26th	vs MIN	Connor Prielipp (4-7)	#71	@ CWS	Sean Burke (8-6)	#66
Fri, Aug 28th	vs BAL	Brandon Young (9-3)	#137	@ MIL	Logan Henderson (9-2)	#27
Sat, Aug 29th	vs BAL	Shane Baz (5-14)	#47	@ MIL	Shane Drohan (7-5)	#110
Sun, Aug 30th	vs BAL	Chris Bassitt (6-4)	#157	@ MIL	Dustin May (6-9)	#44
Mon, Aug 31st	@ TEX	Jacob deGrom (10-9)	#6	vs ATH	Gage Jump (6-9)	#105
Tue, Sep 1st	@ TEX	MacKenzie Gore (8-10)	#46	vs ATH	Brady Basso (0-2)	#228
Wed, Sep 2nd	@ TEX	Cody Bradford (0-4)	#88	vs ATH	Jacob Lopez (6-4)	#150
Thu, Sep 3rd	@ SEA	Kade Anderson (0-0)	#43	vs TB	Shane McClanahan (10-6)	#42
Fri, Sep 4th	@ SEA	Logan Gilbert (11-8)	#10	vs TB	Nick Martinez (13-4)	#89
Sat, Sep 5th	@ SEA	George Kirby (9-10)	#20	vs TB	Drew Rasmussen (14-5)	#23
Sun, Sep 6th	@ SEA	Bryan Woo (10-9)	#12	vs TB	Ian Seymour (9-6)	#57
Mon, Sep 7th	vs TOR	Dylan Cease (10-5)	#8
Tue, Sep 8th	vs TOR	Jose Soriano (11-7)	#32	@ SEA	Bryce Miller (4-8)	#48
Wed, Sep 9th	vs TOR	Jameson Taillon (2-6)	#140	@ SEA	Kade Anderson (0-0)	#43
Fri, Sep 11th	vs SEA	George Kirby (9-10)	#20	@ ARI
Sat, Sep 12th	vs SEA			@ ARI
Sun, Sep 13th	vs SEA			@ ARI
Tue, Sep 15th	@ TB			vs BOS
Wed, Sep 16th	@ TB			vs BOS
Thu, Sep 17th	@ TB			vs BOS
Fri, Sep 18th	@ CLE			vs TOR
Sat, Sep 19th	@ CLE			vs TOR
Sun, Sep 20th	@ CLE			vs TOR
Tue, Sep 22nd	vs LAA			vs NYM
Wed, Sep 23rd	vs LAA			vs NYM
Thu, Sep 24th	vs HOU			vs NYM
Fri, Sep 25th	vs HOU			@ MIN
Sat, Sep 26th	vs HOU			@ MIN
Sun, Sep 27th	vs HOU			@ MIN
Thu, Mar 26th				@ PHI	Cristopher Sanchez (16-4)	#4
Mon, Apr 6th				vs SEA	Logan Gilbert (11-8)	#10
Thu, Apr 23rd				vs PIT	Bubba Chandler (6-9)	#127
Mon, Apr 27th				vs NYY	Max Fried (4-4)	#19
Mon, May 11th				vs ARI	Michael Soroka (8-4)	#93
Thu, May 28th				vs HOU	Spencer Arrighetti (7-8)	#175
Mon, Jun 1st				@ STL	Michael McGreevy (6-9)	#114
Thu, Jun 11th				@ KC	Michael Wacha (8-8)	#75
Mon, Jun 22nd				@ MIA	Tyler Phillips (4-6)	#219
Thu, Jul 2nd				vs DET	Framber Valdez (8-10)	#35
Mon, Aug 3rd				vs SF	Logan Webb (8-8)	#22
Thu, Aug 13th				@ LAA	Walbert Urena (9-9)	#207
Thu, Sep 10th				@ SEA	Logan Gilbert (11-8)	#10