Gavin Collyer or Isaac Mattson

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Gavin Collyer or Isaac Mattson Player Statistics
	Isaac Mattson RP - PIT	Gavin Collyer RP - TEX
2026 Stats


Games Played	38	23

Games Started	0	0

Innings Pitched	38.2	23.0

Wins	0	1

Losses	0	1

Saves	0	0

Blown Saves	2	0

Holds	8	0

Hits Allowed	44	15

Earned Runs	23	13

Home Runs Allowed	3	1

Strikeouts	36	22

Walks	18	19

ERA	5.35	5.09

WHIP	1.60	1.48

Gavin Collyer or Isaac Mattson Player Projections
	Isaac Mattson RP - PIT	Gavin Collyer RP - TEX
2026 Projections


Games Played	57	21

Games Started	0	0

Innings Pitched	60.8	21.3

Wins	3	1

Losses	3	1

Saves	2	0

Blown Saves	1	0

Holds	14	1

Hits Allowed	55	20

Earned Runs	30	12

Home Runs Allowed	7	3

Strikeouts	59	21

Walks	28	12

ERA	4.44	4.94

WHIP	1.35	1.48

Gavin Collyer or Isaac Mattson Player Notes
	Isaac Mattson RP - PIT	Gavin Collyer RP - TEX
News
	The Pirates placed RHP Isaac Mattson on the 15-day injured list with hip inflammation. Ari Koslow Tue, Sep 8th	The Rangers optioned Gavin Collyer to Triple-A Round Rock. Ari Koslow Sat, Jul 18th
	The Pirates recalled RHP Isaac Mattson from Triple-A Indianapolis. Ari Koslow Fri, Sep 4th	The Rangers have recalled right-hander Gavin Collyer from Triple-A Round Rock. Brenton Kemp Tue, Jun 30th
	The Pirates optioned Isaac Mattson to Triple-A Indianapolis. Ari Koslow Tue, Aug 18th	The Rangers optioned RHP Gavin Collyer to Triple-A Round Rock. Ari Koslow Mon, Jun 1st
	The Pirates recalled RHP Isaac Mattson from Triple-A Indianapolis. Ari Koslow Thu, Aug 13th	The Rangers recalled Gavin Collyer from Triple-A Round Rock. Ari Koslow Sun, May 24th
	The Pirates optioned RHP Isaac Mattson to Triple-A Indianapolis. Ari Koslow Sun, Aug 2nd	The Rangers optioned RHP Gavin Collyer to Triple-A Round Rock. Ari Koslow Tue, May 19th
Notes
There are no recent notes for these players

Gavin Collyer or Isaac Mattson Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Isaac Mattson RP - PIT			Gavin Collyer RP - TEX
Thu, Mar 26th	@ NYM	Freddy Peralta (9-11)	#44	@ PHI	Cristopher Sanchez (17-5)	#3
Sat, Mar 28th	@ NYM	David Peterson (8-8)	#93	@ PHI	Aaron Nola (6-10)	#51
Sun, Mar 29th	@ NYM	Nolan McLean (11-9)	#30	@ PHI	Jesus Luzardo (14-5)	#17
Mon, Mar 30th	@ CIN	Chase Burns (15-3)	#34	@ BAL	Chris Bassitt (7-5)	#126
Tue, Mar 31st	@ CIN	Brandon Williamson (4-4)	#386	@ BAL	Zach Eflin (0-0)
Wed, Apr 1st	@ CIN	Andrew Abbott (6-11)	#132	@ BAL	Trevor Rogers (10-10)	#56
Fri, Apr 3rd	vs BAL	Kyle Bradish (7-14)		vs CIN	Brady Singer (6-14)	#163
Sat, Apr 4th	vs BAL	Shane Baz (6-15)	#86	vs CIN	Rhett Lowder (6-10)	#151
Sun, Apr 5th	vs BAL	Chris Bassitt (7-5)	#126	vs CIN	Chase Burns (15-3)	#34
Mon, Apr 6th	vs SD	German Marquez (4-2)	#270	vs SEA	Logan Gilbert (12-9)	#6
Tue, Apr 7th	vs SD	Nick Pivetta (2-2)	#28	vs SEA	George Kirby (9-11)	#22
Wed, Apr 8th	vs SD	Michael King (11-9)	#55	vs SEA	Bryan Woo (12-9)	#16
Fri, Apr 10th	@ CHC	Shota Imanaga (10-10)	#29	@ LAD	Tyler Glasnow (4-1)	#12
Sat, Apr 11th	@ CHC	Edward Cabrera (5-5)	#169	@ LAD	Emmet Sheehan (5-8)	#112
Sun, Apr 12th	@ CHC	Jameson Taillon (2-6)		@ LAD	Roki Sasaki (5-5)	#76
Mon, Apr 13th	vs WSH	Cade Cavalli (12-5)	#54	@ ATH	Luis Severino (2-6)
Tue, Apr 14th	vs WSH	PJ Poulin (3-0)		@ ATH	Jeffrey Springs (4-13)	#164
Wed, Apr 15th	vs WSH	Jake Irvin (2-9)	#140	@ ATH	J.T. Ginn (9-8)
Thu, Apr 16th	vs WSH	Foster Griffin (15-5)	#52	@ ATH	Jacob Lopez (6-4)	#135
Fri, Apr 17th	vs TB	Nick Martinez (14-4)	#80	@ SEA	Logan Gilbert (12-9)	#6
Sat, Apr 18th	vs TB	Drew Rasmussen (14-5)	#14	@ SEA	George Kirby (9-11)	#22
Sun, Apr 19th	vs TB	Shane McClanahan (10-7)	#172	@ SEA	Bryan Woo (12-9)	#16
Tue, Apr 21st	@ TEX	Kumar Rocker (5-11)	#119	vs PIT	Carmen Mlodzinski (7-6)	#88
Wed, Apr 22nd	@ TEX	Jack Leiter (3-7)	#212	vs PIT	Braxton Ashcraft (14-6)
Thu, Apr 23rd	@ TEX	Jacob deGrom (10-9)	#10	vs PIT	Bubba Chandler (8-9)	#107
Fri, Apr 24th	@ MIL	Brandon Woodruff (2-2)		vs ATH	Luis Severino (2-6)
Sat, Apr 25th	@ MIL	Jacob Misiorowski (14-5)	#8	vs ATH	Jeffrey Springs (4-13)	#164
Sun, Apr 26th	@ MIL	Kyle Harrison (10-4)	#108	vs ATH	J.T. Ginn (9-8)
Mon, Apr 27th	vs STL	Dustin May (7-9)	#53	vs NYY	Max Fried (4-4)	#15
Tue, Apr 28th	vs STL	Kyle Leahy (10-4)	#73	vs NYY	Cam Schlittler (14-6)	#13
Wed, Apr 29th	vs STL	Andre Pallante (12-6)	#100	vs NYY	Elmer Rodriguez (0-3)	#206
Fri, May 1st	vs CIN	Brady Singer (6-14)	#163	@ DET	Jack Flaherty (3-8)	#66
Sat, May 2nd	vs CIN	Rhett Lowder (6-10)	#151	@ DET	Keider Montero (9-8)	#127
Sun, May 3rd	vs CIN	Chase Burns (15-3)	#34	@ DET	Tyler Holton (2-5)	#139
Tue, May 5th	@ ARI	Eduardo Rodriguez (15-6)	#105	@ NYY	Elmer Rodriguez (0-3)	#206
Wed, May 6th	@ ARI	Michael Soroka (8-5)	#58	@ NYY	Will Warren (10-6)	#61
Thu, May 7th	@ ARI	Zac Gallen (3-9)	#221	@ NYY	Paul Blackburn (7-3)	#203
Fri, May 8th	@ SF	Robbie Ray (12-8)	#106	vs CHC	Ben Brown (4-2)
Sat, May 9th	@ SF	Landen Roupp (9-14)	#99	vs CHC	Edward Cabrera (5-5)	#169
Sun, May 10th	@ SF	Tyler Mahle (6-10)	#63	vs CHC	Jameson Taillon (2-6)
Mon, May 11th				vs ARI	Michael Soroka (8-5)	#58
Tue, May 12th	vs COL	Michael Lorenzen (3-12)	#194	vs ARI	Zac Gallen (3-9)	#221
Wed, May 13th	vs COL	Jose Quintana (2-3)	#394	vs ARI	Ryne Nelson (3-5)	#179
Fri, May 15th	vs PHI	Aaron Nola (6-10)	#51	@ HOU	Spencer Arrighetti (8-9)	#145
Sat, May 16th	vs PHI	Cristopher Sanchez (17-5)	#3	@ HOU	Kai-Wei Teng (5-7)	#362
Sun, May 17th	vs PHI	Zack Wheeler (12-5)	#7	@ HOU	Peter Lambert (8-9)	#181
Mon, May 18th				@ COL	Jose Quintana (2-3)	#394
Tue, May 19th	@ STL	Matthew Liberatore (5-14)	#85	@ COL	Sammy Peralta	#213
Wed, May 20th	@ STL	Michael McGreevy (7-9)	#87	@ COL	Kyle Freeland (4-10)	#392
Fri, May 22nd	@ TOR	Kevin Gausman (9-12)	#32	@ LAA	Grayson Rodriguez (4-7)	#95
Sat, May 23rd	@ TOR	Patrick Corbin (3-4)		@ LAA	Walbert Urena (9-10)	#147
Sun, May 24th	@ TOR	Dylan Cease (11-5)	#4	@ LAA	Reid Detmers (6-8)	#20
Mon, May 25th	vs CHC	Ben Brown (4-2)		vs HOU	Tatsuya Imai (6-4)	#186
Tue, May 26th	vs CHC	Jordan Wicks (0-2)	#262	vs HOU	Jason Alexander (1-1)	#360
Wed, May 27th	vs CHC	Jameson Taillon (2-6)		vs HOU	Mike Burrows (4-9)	#259
Thu, May 28th	vs CHC	Colin Rea (8-8)	#224	vs HOU	Spencer Arrighetti (8-9)	#145
Fri, May 29th	vs MIN	Taj Bradley (11-6)	#40	vs KC	Stephen Kolek (4-3)
Sat, May 30th	vs MIN	Bailey Ober (7-5)	#81	vs KC	Seth Lugo (7-8)	#118
Sun, May 31st	vs MIN	Zebby Matthews (9-10)	#89	vs KC	Michael Wacha (9-8)	#71
Mon, Jun 1st				@ STL	Michael McGreevy (7-9)	#87
Tue, Jun 2nd	@ HOU	Mike Burrows (4-9)	#259	@ STL	Dustin May (7-9)	#53
Wed, Jun 3rd	@ HOU	Spencer Arrighetti (8-9)	#145	@ STL	Andre Pallante (12-6)	#100
Fri, Jun 5th	@ ATL	Martin Perez (8-9)	#137	vs CLE	Parker Messick (11-9)	#31
Sat, Jun 6th	@ ATL	Spencer Strider (4-2)		vs CLE	Tanner Bibee (6-15)	#75
Sun, Jun 7th	@ ATL	Bryce Elder (8-8)		vs CLE	Joey Cantillo (9-9)	#65
Tue, Jun 9th	vs LAD	Eric Lauer (8-7)		@ KC	Stephen Kolek (4-3)
Wed, Jun 10th	vs LAD	Shohei Ohtani (8-2)	#21	@ KC	Seth Lugo (7-8)	#118
Thu, Jun 11th	vs LAD	Justin Wrobleski (11-5)	#182	@ KC	Michael Wacha (9-8)	#71
Fri, Jun 12th	vs MIA	Sandy Alcantara (13-10)	#97	@ BOS	Sonny Gray (17-5)	#33
Sat, Jun 13th	vs MIA	Lake Bachar (1-3)	#281	@ BOS	Ranger Suarez (7-4)	#41
Sun, Jun 14th	vs MIA	Max Meyer (9-1)		@ BOS	Connelly Early (7-5)	#201
Mon, Jun 15th	@ ATH	J.T. Ginn (9-8)		vs MIN	Mike Paredes (0-3)	#254
Tue, Jun 16th	@ ATH	Jack Perkins (3-11)	#109	vs MIN	Zebby Matthews (9-10)	#89
Thu, Jun 18th				vs MIN	Joe Ryan (6-10)	#25
Fri, Jun 19th	@ COL	Kyle Freeland (4-10)	#392	vs SD	Randy Vasquez (10-6)	#326
Sat, Jun 20th	@ COL	Tomoyuki Sugano (12-10)	#393	vs SD	Walker Buehler (8-6)	#153
Sun, Jun 21st	@ COL	Michael Lorenzen (3-12)	#194	vs SD	Wandy Peralta (3-2)	#294
Mon, Jun 22nd				@ MIA	Tyler Phillips (5-6)	#334
Tue, Jun 23rd	vs SEA	George Kirby (9-11)	#22	@ MIA	Sandy Alcantara (13-10)	#97
Wed, Jun 24th	vs SEA	Bryan Woo (12-9)	#16	@ MIA	Eury Perez (7-11)	#49
Thu, Jun 25th	vs SEA	Bryce Miller (4-9)	#46	@ TOR	Kevin Gausman (9-12)	#32
Fri, Jun 26th	vs CIN	Andrew Abbott (6-11)	#132	@ TOR	Patrick Corbin (3-4)
Sat, Jun 27th	vs CIN	Chase Burns (15-3)	#34	@ TOR	Dylan Cease (11-5)	#4
Sun, Jun 28th	vs CIN	Brady Singer (6-14)	#163	@ TOR	Shane Bieber (5-2)	#165
Mon, Jun 29th	@ PHI	Aaron Nola (6-10)	#51	@ CLE	Parker Messick (11-9)	#31
Tue, Jun 30th	@ PHI	Cristopher Sanchez (17-5)	#3	@ CLE	Tanner Bibee (6-15)	#75
Wed, Jul 1st	@ PHI	Zack Wheeler (12-5)	#7	@ CLE	Joey Cantillo (9-9)	#65
Thu, Jul 2nd	@ PHI	Alan Rangel (0-3)	#373	vs DET	Framber Valdez (10-10)	#36
Sat, Jul 4th	@ WSH	Carson Palmquist (0-2)	#353	vs DET	Jack Flaherty (3-8)	#66
Sun, Jul 5th	@ WSH	Cade Cavalli (12-5)	#54	vs DET	Casey Mize (6-9)	#45
Tue, Jul 7th	vs ATL	Hurston Waldrep (0-1)		vs LAA	Jose Soriano (12-7)	#37
Wed, Jul 8th	vs ATL	Grant Holmes (9-5)	#130	vs LAA	Walbert Urena (9-10)	#147
Thu, Jul 9th	vs ATL	Bryce Elder (8-8)		vs LAA	Reid Detmers (6-8)	#20
Fri, Jul 10th				vs HOU	Hunter Brown (5-3)	#23
Sat, Jul 11th	vs MIL	Shane Drohan (7-5)	#82	vs HOU	Peter Lambert (8-9)	#181
Sun, Jul 12th	vs MIL	Robert Gasser (4-5)	#83	vs HOU	Cristian Javier (2-5)	#102
Fri, Jul 17th				@ ATL	Chris Sale (14-9)	#5
Sat, Jul 18th	@ CLE	Logan Allen (0-0)	#238	@ ATL	Owen Murphy (0-1)	#342
Sun, Jul 19th	@ CLE	Joey Cantillo (9-9)	#65	@ ATL	Grant Holmes (9-5)	#130
Mon, Jul 20th	@ NYY	Ryan Weathers (5-8)	#144	vs CWS	Erick Fedde (8-9)	#365
Tue, Jul 21st				vs CWS	Noah Schultz (3-9)	#242
Wed, Jul 22nd	@ NYY	Max Fried (4-4)	#15	vs CWS	Anthony Kay (9-9)	#129
Fri, Jul 24th	vs CHC	Matthew Boyd (8-5)	#62	vs SEA	Bryce Miller (4-9)	#46
Sat, Jul 25th	vs CHC	Shota Imanaga (10-10)	#29	vs SEA	Bryan Woo (12-9)	#16
Sun, Jul 26th	vs CHC	Jameson Taillon (2-6)		vs SEA	Logan Gilbert (12-9)	#6
Mon, Jul 27th	vs ARI	Merrill Kelly (9-13)	#136	vs SEA	George Kirby (9-11)	#22
Tue, Jul 28th	vs ARI	Brandon Pfaadt (7-3)	#92	@ TB	Griffin Jax (7-10)	#35
Wed, Jul 29th	vs ARI	Eduardo Rodriguez (15-6)	#105	@ TB	Casey Legumina (2-2)	#187
Thu, Jul 30th	@ CIN	Rhett Lowder (6-10)	#151	@ TB	Shane McClanahan (10-7)	#172
Fri, Jul 31st	@ CIN	Hunter Greene (2-2)		@ HOU	Hunter Brown (5-3)	#23
Sat, Aug 1st	@ CIN	Andrew Abbott (6-11)	#132	@ HOU	Ronel Blanco (0-1)	#217
Sun, Aug 2nd	@ CIN	Chase Burns (15-3)	#34	@ HOU	Peter Lambert (8-9)	#181
Mon, Aug 3rd	@ MIL	Brandon Sproat (3-7)	#170	vs SF	Logan Webb (8-9)	#26
Tue, Aug 4th	@ MIL	Logan Henderson (10-3)	#27	vs SF	Blade Tidwell (0-2)	#302
Wed, Aug 5th	@ MIL	Kyle Harrison (10-4)	#108	vs SF	Carson Whisenhunt (3-4)
Fri, Aug 7th	vs NYM	Zac Thornton (4-5)	#98	vs BAL	Shane Baz (6-15)	#86
Sat, Aug 8th	vs NYM	Robert Stock (1-3)	#235	vs BAL	Kyle Bradish (7-14)
Sun, Aug 9th	vs NYM	Sean Manaea (5-7)	#60	vs BAL	Cade Povich (2-1)	#171
Mon, Aug 10th				@ LAA	Reid Detmers (6-8)	#20
Tue, Aug 11th	@ MIA	Eury Perez (7-11)	#49	@ LAA	Ryan Johnson (4-8)	#150
Wed, Aug 12th	@ MIA	Janson Junk (6-9)	#110	@ LAA	George Klassen (2-2)	#332
Thu, Aug 13th	@ MIA	Tyler Phillips (5-6)	#334	@ LAA	Walbert Urena (9-10)	#147
Fri, Aug 14th	vs BOS	Jake Bennett (9-7)	#67	@ ATH	Gage Jump (6-11)	#96
Sat, Aug 15th	vs BOS	Sonny Gray (17-5)	#33	@ ATH	J.T. Ginn (9-8)
Sun, Aug 16th	vs BOS	Patrick Sandoval (1-5)	#104	@ ATH	Jacob Lopez (6-4)	#135
Tue, Aug 18th	vs DET	Keider Montero (9-8)	#127	vs WSH	Jackson Kent (1-4)	#258
Wed, Aug 19th	vs DET	Jackson Jobe (2-2)	#228	vs WSH	Cade Cavalli (12-5)	#54
Thu, Aug 20th				vs WSH	Andrew Alvarez (2-6)	#168
Fri, Aug 21st	@ LAD	Yoshinobu Yamamoto (13-8)	#2	vs LAA	Reid Detmers (6-8)	#20
Sat, Aug 22nd	@ LAD	Tarik Skubal (10-7)	#1	vs LAA	Ryan Johnson (4-8)	#150
Sun, Aug 23rd	@ LAD	Blake Snell (4-1)	#9	vs LAA	Yusei Kikuchi (1-5)	#68
Mon, Aug 24th	@ SD	Robbie Ray (12-8)	#106	@ CWS	Jose Urquidy	#216
Tue, Aug 25th	@ SD	Michael King (11-9)	#55	@ CWS	Anthony Kay (9-9)	#129
Wed, Aug 26th	@ SD	Randy Vasquez (10-6)	#326	@ CWS	Sean Burke (9-7)	#74
Fri, Aug 28th	@ STL	Quinn Mathews (2-3)	#202	@ MIL	Logan Henderson (10-3)	#27
Sat, Aug 29th	@ STL	Kyle Leahy (10-4)	#73	@ MIL	Shane Drohan (7-5)	#82
Sun, Aug 30th	@ STL	Matthew Liberatore (5-14)	#85	@ MIL	Dustin May (7-9)	#53
Mon, Aug 31st				vs ATH	Gage Jump (6-11)	#96
Tue, Sep 1st	vs SF	Logan Webb (8-9)	#26	vs ATH	Brady Basso (1-2)	#227
Wed, Sep 2nd	vs SF	Landen Roupp (9-14)	#99	vs ATH	Jacob Lopez (6-4)	#135
Thu, Sep 3rd	vs SF	Blade Tidwell (0-2)	#302	vs TB	Shane McClanahan (10-7)	#172
Fri, Sep 4th	vs LAA	Ryan Johnson (4-8)	#150	vs TB	Nick Martinez (14-4)	#80
Sat, Sep 5th	vs LAA	Yusei Kikuchi (1-5)	#68	vs TB	Drew Rasmussen (14-5)	#14
Sun, Sep 6th	vs LAA	Walbert Urena (9-10)	#147	vs TB	Ian Seymour (9-6)	#47
Tue, Sep 8th	@ CWS	Sean Burke (9-7)	#74	@ SEA	Bryce Miller (4-9)	#46
Wed, Sep 9th	@ CWS	Davis Martin (9-7)	#91	@ SEA	Kade Anderson (1-2)	#84
Thu, Sep 10th	@ CWS	Hagen Smith (3-1)	#184	@ SEA	Logan Gilbert (12-9)	#6
Fri, Sep 11th	@ CHC	Shota Imanaga (10-10)	#29	@ ARI	Merrill Kelly (9-13)	#136
Sat, Sep 12th	@ CHC	Clay Holmes (6-7)	#64	@ ARI	Brandon Pfaadt (7-3)	#92
Sun, Sep 13th	@ CHC	Matthew Boyd (8-5)	#62	@ ARI	Eduardo Rodriguez (15-6)	#105
Tue, Sep 15th	vs MIL	Jacob Misiorowski (14-5)	#8	vs BOS	Patrick Sandoval (1-5)	#104
Wed, Sep 16th	vs MIL	Logan Henderson (10-3)	#27	vs BOS	Jake Bennett (9-7)	#67
Thu, Sep 17th	vs MIL	Dustin May (7-9)	#53	vs BOS	Sonny Gray (17-5)	#33
Fri, Sep 18th	vs KC	Randy Dobnak (3-4)	#308	vs TOR	Spencer Arrighetti (8-9)	#145
Sat, Sep 19th	vs KC	Noah Cameron (9-8)	#72	vs TOR	Dylan Cease (11-5)	#4
Sun, Sep 20th	vs KC	Michael Wacha (9-8)	#71	vs TOR	Jose Soriano (12-7)	#37
Tue, Sep 22nd	vs STL	Andre Pallante (12-6)	#100	vs NYM	Sean Manaea (5-7)	#60
Wed, Sep 23rd	vs STL	Matthew Liberatore (5-14)	#85	vs NYM	Nolan McLean (11-9)	#30
Thu, Sep 24th	vs STL	Kyle Leahy (10-4)	#73	vs NYM	Zac Thornton (4-5)	#98
Fri, Sep 25th	@ DET			@ MIN
Sat, Sep 26th	@ DET			@ MIN
Sun, Sep 27th	@ DET			@ MIN
Thu, Apr 30th	vs STL	Hunter Dobbins (3-3)
Thu, May 14th	vs COL	Chase Dollander (3-3)
Thu, May 21st	@ STL	Dustin May (7-9)	#53
Thu, Jun 4th	@ HOU	Kai-Wei Teng (5-7)	#362
Wed, Jun 17th	@ ATH	Aaron Civale (6-7)	#159
Fri, Jul 3rd	@ WSH	Foster Griffin (15-5)	#52
Thu, Aug 6th	@ MIL	Dustin May (7-9)	#53
Mon, Aug 17th	vs DET	Framber Valdez (10-10)	#36