Who Should I Trade?

Isaac Mattson for Jason Alexander (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	Isaac Mattson RP - PIT	Jason Alexander SP,RP - HOU
Expert Recommendation	100% Recommended by 2 of 2 experts	0% Recommended by 0 of 2 experts
Rankings

Rest of Season	# 392	‐
VBR	# 840	# 1021

Projections

Strikeouts	4	3
Wins	0	0
Saves	0	0
ERA	4.18	4.56
WHIP	1.45	1.54

Misc

Injury Alert	IL15	MiLB

Expert Ranks

Kelly Kirby FantasyPros	# 427	‐

Kevin Spinelli KevScores	# 418	# 469

Who Should I Trade? Player Statistics
	Isaac Mattson RP - PIT	Jason Alexander SP,RP - HOU
2026 Stats


Games Played	38	4

Games Started	0	2

Innings Pitched	38.2	18.1

Wins	0	1

Losses	0	1

Saves	0	0

Blown Saves	2	0

Holds	8	0

Hits Allowed	44	21

Earned Runs	23	19

Home Runs Allowed	3	4

Strikeouts	36	14

Walks	18	8

ERA	5.35	9.33

WHIP	1.60	1.58

Who Should I Trade? Player Projections
	Isaac Mattson RP - PIT	Jason Alexander SP,RP - HOU
2026 Projections


Games Played	5	5

Games Started	0	0

Innings Pitched	4.7	3.7

Wins	0	0

Losses	0	0

Saves	0	0

Blown Saves	0	0

Holds	1	0

Hits Allowed	4	4

Earned Runs	2	2

Home Runs Allowed	1	1

Strikeouts	4	3

Walks	2	1

ERA	4.18	4.56

WHIP	1.45	1.54

Who Should I Trade? Player Notes
	Isaac Mattson RP - PIT	Jason Alexander SP,RP - HOU
News
	The Pirates placed RHP Isaac Mattson on the 15-day injured list with hip inflammation. Ari Koslow Tue, Sep 8th	The Astros optioned Jason Alexander to Triple-A Sugar Land. Ari Koslow Wed, May 27th
	The Pirates recalled RHP Isaac Mattson from Triple-A Indianapolis. Ari Koslow Fri, Sep 4th	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
	The Pirates optioned Isaac Mattson to Triple-A Indianapolis. Ari Koslow Tue, Aug 18th	Jason Alexander will start for the Astros on Tuesday against the Rangers. Ari Koslow Sun, May 24th
	The Pirates recalled RHP Isaac Mattson from Triple-A Indianapolis. Ari Koslow Thu, Aug 13th	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
	The Pirates optioned RHP Isaac Mattson to Triple-A Indianapolis. Ari Koslow Sun, Aug 2nd	Jason Alexander will start for the Astros on Tuesday against the Twins. Ari Koslow Tue, May 19th
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Isaac Mattson RP - PIT			Jason Alexander SP,RP - HOU
Thu, Mar 26th	@ NYM	Freddy Peralta (8-11)	#48	vs LAA	Jose Soriano (12-7)	#49
Sat, Mar 28th	@ NYM	David Peterson (7-8)	#109	vs LAA	Reid Detmers (5-8)	#32
Sun, Mar 29th	@ NYM	Nolan McLean (11-8)	#35	vs LAA	Jack Kochanowicz (2-5)
Mon, Mar 30th	@ CIN	Chase Burns (15-3)	#31	vs BOS	Ranger Suarez (6-4)	#36
Tue, Mar 31st	@ CIN	Brandon Williamson (3-4)	#405	vs BOS	Brayan Bello (6-7)	#124
Wed, Apr 1st	@ CIN	Andrew Abbott (6-10)	#115	vs BOS	Garrett Crochet (3-3)	#165
Fri, Apr 3rd	vs BAL	Kyle Bradish (7-13)	#60	@ ATH	Jeffrey Springs (4-13)	#180
Sat, Apr 4th	vs BAL	Shane Baz (6-15)	#63	@ ATH	Luis Morales (0-2)	#397
Sun, Apr 5th	vs BAL	Chris Bassitt (6-5)	#138	@ ATH	Jacob Lopez (6-4)	#145
Mon, Apr 6th	vs SD	German Marquez (4-2)	#357	@ COL	Ryan Feltner (5-9)	#400
Tue, Apr 7th	vs SD	Nick Pivetta (2-2)	#38	@ COL	Kyle Freeland (4-10)	#378
Wed, Apr 8th	vs SD	Michael King (10-9)	#61	@ COL	Michael Lorenzen (3-12)	#127
Fri, Apr 10th	@ CHC	Shota Imanaga (9-10)	#37	@ SEA	Emerson Hancock (7-8)	#198
Sat, Apr 11th	@ CHC	Edward Cabrera (5-5)	#176	@ SEA	Luis Castillo (4-11)	#102
Sun, Apr 12th	@ CHC	Jameson Taillon (2-6)		@ SEA	Logan Gilbert (11-9)	#12
Mon, Apr 13th	vs WSH	Cade Cavalli (12-5)	#39	@ SEA	George Kirby (9-11)	#26
Tue, Apr 14th	vs WSH	PJ Poulin (3-0)		vs COL	Michael Lorenzen (3-12)	#127
Wed, Apr 15th	vs WSH	Jake Irvin (2-9)	#157	vs COL	Jose Quintana (2-3)	#401
Thu, Apr 16th	vs WSH	Foster Griffin (15-5)	#59	vs COL	Juan Mejia
Fri, Apr 17th	vs TB	Nick Martinez (14-4)	#88	vs STL	Kyle Leahy (10-4)	#86
Sat, Apr 18th	vs TB	Drew Rasmussen (14-5)	#13	vs STL	Andre Pallante (12-6)	#110
Sun, Apr 19th	vs TB	Shane McClanahan (10-7)	#178	vs STL	Matthew Liberatore (5-14)	#80
Tue, Apr 21st	@ TEX	Kumar Rocker (5-11)	#117	@ CLE	Parker Messick (11-9)	#34
Wed, Apr 22nd	@ TEX	Jack Leiter (3-7)	#185	@ CLE	Tanner Bibee (5-15)	#66
Thu, Apr 23rd	@ TEX	Jacob deGrom (10-9)	#6
Fri, Apr 24th	@ MIL	Brandon Woodruff (2-2)		vs NYY	Will Warren (10-6)	#71
Sat, Apr 25th	@ MIL	Jacob Misiorowski (14-5)	#8	vs NYY	Ryan Weathers (5-8)	#167
Sun, Apr 26th	@ MIL	Kyle Harrison (10-4)	#65	vs NYY	Luis Gil (1-2)	#266
Mon, Apr 27th	vs STL	Dustin May (6-9)	#57
Tue, Apr 28th	vs STL	Kyle Leahy (10-4)	#86	@ BAL	Shane Baz (6-15)	#63
Wed, Apr 29th	vs STL	Andre Pallante (12-6)	#110
Thu, Apr 30th	vs STL	Hunter Dobbins (3-3)		@ BAL	Brandon Young (9-4)	#118
Fri, May 1st	vs CIN	Brady Singer (6-13)	#142	@ BOS	Jake Bennett (9-7)	#76
Sat, May 2nd	vs CIN	Rhett Lowder (6-10)	#184	@ BOS	Connelly Early (7-5)	#189
Sun, May 3rd	vs CIN	Chase Burns (15-3)	#31	@ BOS	Ranger Suarez (6-4)	#36
Tue, May 5th	@ ARI	Eduardo Rodriguez (15-5)	#116	vs LAD	Shohei Ohtani (8-2)	#1
Wed, May 6th	@ ARI	Michael Soroka (8-5)	#82	vs LAD	Tyler Glasnow (4-0)	#17
Thu, May 7th	@ ARI	Zac Gallen (3-9)	#131
Fri, May 8th	@ SF	Robbie Ray (11-8)	#113	@ CIN	Nick Lodolo (3-4)	#112
Sat, May 9th	@ SF	Landen Roupp (9-13)	#94	@ CIN	Chase Burns (15-3)	#31
Sun, May 10th	@ SF	Tyler Mahle (5-10)	#62	@ CIN	Andrew Abbott (6-10)	#115
Tue, May 12th	vs COL	Michael Lorenzen (3-12)	#127	vs SEA	Bryan Woo (11-9)	#15
Wed, May 13th	vs COL	Jose Quintana (2-3)	#401	vs SEA	Bryce Miller (4-9)	#53
Thu, May 14th	vs COL	Chase Dollander (3-3)		vs SEA	Luis Castillo (4-11)	#102
Fri, May 15th	vs PHI	Aaron Nola (6-10)	#52	vs TEX	Jack Leiter (3-7)	#185
Sat, May 16th	vs PHI	Cristopher Sanchez (17-5)	#3	vs TEX	Jacob deGrom (10-9)	#6
Sun, May 17th	vs PHI	Zack Wheeler (12-5)	#10	vs TEX	Nathan Eovaldi (10-9)	#128
Tue, May 19th	@ STL	Matthew Liberatore (5-14)	#80	@ MIN	Zebby Matthews (9-10)	#92
Wed, May 20th	@ STL	Michael McGreevy (6-9)	#99	@ MIN	Joe Ryan (6-9)	#19
Thu, May 21st	@ STL	Dustin May (6-9)	#57
Fri, May 22nd	@ TOR	Kevin Gausman (9-12)	#25	@ CHC	Jameson Taillon (2-6)
Sat, May 23rd	@ TOR	Patrick Corbin (3-4)		@ CHC	Colin Rea (8-8)	#220
Sun, May 24th	@ TOR	Dylan Cease (10-5)	#11	@ CHC	Shota Imanaga (9-10)	#37
Mon, May 25th	vs CHC	Ben Brown (4-2)		@ TEX	Kumar Rocker (5-11)	#117
Tue, May 26th	vs CHC	Jordan Wicks (0-2)	#274	@ TEX	Jack Leiter (3-7)	#185
Wed, May 27th	vs CHC	Jameson Taillon (2-6)		@ TEX	Jacob deGrom (10-9)	#6
Thu, May 28th	vs CHC	Colin Rea (8-8)	#220	@ TEX	Nathan Eovaldi (10-9)	#128
Fri, May 29th	vs MIN	Taj Bradley (11-6)	#45	vs MIL	Coleman Crow (0-1)	#204
Sat, May 30th	vs MIN	Bailey Ober (7-5)	#93	vs MIL	Brandon Sproat (3-7)	#203
Sun, May 31st	vs MIN	Zebby Matthews (9-10)	#92	vs MIL	Jacob Misiorowski (14-5)	#8
Tue, Jun 2nd	@ HOU	Mike Burrows (4-9)	#242	vs PIT	Bubba Chandler (7-9)	#114
Wed, Jun 3rd	@ HOU	Spencer Arrighetti (7-9)	#143	vs PIT	Paul Skenes (10-11)	#5
Thu, Jun 4th	@ HOU	Kai-Wei Teng (5-7)	#261	vs PIT	Jared Jones (3-6)	#44
Fri, Jun 5th	@ ATL	Martin Perez (8-9)	#163	vs ATH	Jack Perkins (3-11)	#134
Sat, Jun 6th	@ ATL	Spencer Strider (4-2)		vs ATH	Kade Morris (0-1)	#391
Sun, Jun 7th	@ ATL	Bryce Elder (8-8)	#282	vs ATH	Gage Jump (6-10)	#105
Tue, Jun 9th	vs LAD	Eric Lauer (8-7)	#349	@ LAA	Walbert Urena (9-10)	#152
Wed, Jun 10th	vs LAD	Shohei Ohtani (8-2)	#1	@ LAA	Reid Detmers (5-8)	#32
Thu, Jun 11th	vs LAD	Justin Wrobleski (11-5)	#166
Fri, Jun 12th	vs MIA	Sandy Alcantara (13-10)	#83	@ KC	Luinder Avila (5-4)
Sat, Jun 13th	vs MIA	Lake Bachar (1-3)	#210	@ KC	Noah Cameron (9-8)	#72
Sun, Jun 14th	vs MIA	Max Meyer (9-1)		@ KC	Stephen Kolek (4-3)
Mon, Jun 15th	@ ATH	J.T. Ginn (9-8)	#314	vs DET	Drew Anderson (4-6)	#75
Tue, Jun 16th	@ ATH	Jack Perkins (3-11)	#134	vs DET	Framber Valdez (9-10)	#43
Wed, Jun 17th	@ ATH	Aaron Civale (6-7)	#175	vs DET	Casey Mize (5-9)	#50
Fri, Jun 19th	@ COL	Kyle Freeland (4-10)	#378	vs CLE	Tanner Bibee (5-15)	#66
Sat, Jun 20th	@ COL	Tomoyuki Sugano (12-9)	#406	vs CLE	Joey Cantillo (9-9)	#74
Sun, Jun 21st	@ COL	Michael Lorenzen (3-12)	#127	vs CLE	Slade Cecconi (4-7)	#162
Tue, Jun 23rd	vs SEA	George Kirby (9-11)	#26	@ TOR	Shane Bieber (5-2)	#181
Wed, Jun 24th	vs SEA	Bryan Woo (11-9)	#15	@ TOR	Trey Yesavage (5-5)	#241
Thu, Jun 25th	vs SEA	Bryce Miller (4-9)	#53	@ DET	Troy Melton (8-4)	#70
Fri, Jun 26th	vs CIN	Andrew Abbott (6-10)	#115	@ DET	Keider Montero (9-8)	#119
Sat, Jun 27th	vs CIN	Chase Burns (15-3)	#31	@ DET	Framber Valdez (9-10)	#43
Sun, Jun 28th	vs CIN	Brady Singer (6-13)	#142	@ DET	Jack Flaherty (3-8)	#87
Mon, Jun 29th	@ PHI	Aaron Nola (6-10)	#52	vs MIN	Zebby Matthews (9-10)	#92
Tue, Jun 30th	@ PHI	Cristopher Sanchez (17-5)	#3	vs MIN	Joe Ryan (6-9)	#19
Wed, Jul 1st	@ PHI	Zack Wheeler (12-5)	#10	vs MIN	Taj Bradley (11-6)	#45
Thu, Jul 2nd	@ PHI	Alan Rangel (0-3)	#286
Fri, Jul 3rd	@ WSH	Foster Griffin (15-5)	#59	vs TB	Nick Martinez (14-4)	#88
Sat, Jul 4th	@ WSH	Carson Palmquist (0-2)	#352	vs TB	Drew Rasmussen (14-5)	#13
Sun, Jul 5th	@ WSH	Cade Cavalli (12-5)	#39	vs TB	Mason Englert (0-3)	#235
Tue, Jul 7th	vs ATL	Hurston Waldrep (0-1)		@ WSH	Andrew Alvarez (2-6)	#120
Wed, Jul 8th	vs ATL	Grant Holmes (9-5)	#137	@ WSH	Foster Griffin (15-5)	#59
Thu, Jul 9th	vs ATL	Bryce Elder (8-8)	#282
Sat, Jul 11th	vs MIL	Shane Drohan (7-5)	#91	@ TEX	Kumar Rocker (5-11)	#117
Sun, Jul 12th	vs MIL	Robert Gasser (4-5)	#85	@ TEX	MacKenzie Gore (8-10)	#40
Sat, Jul 18th	@ CLE	Logan Allen (0-0)	#221	vs BAL	Trevor Rogers (10-9)	#47
Sun, Jul 19th	@ CLE	Joey Cantillo (9-9)	#74	vs BAL	Brandon Young (9-4)	#118
Mon, Jul 20th	@ NYY	Ryan Weathers (5-8)	#167	vs MIA	Janson Junk (6-9)	#101
Wed, Jul 22nd	@ NYY	Max Fried (4-4)	#18	vs MIA	Sandy Alcantara (13-10)	#83
Fri, Jul 24th	vs CHC	Matthew Boyd (8-4)	#58	@ CWS	Davis Martin (9-7)	#95
Sat, Jul 25th	vs CHC	Shota Imanaga (9-10)	#37	@ CWS	Sean Burke (8-7)	#64
Sun, Jul 26th	vs CHC	Jameson Taillon (2-6)		@ CWS	Erick Fedde (8-8)	#395
Mon, Jul 27th	vs ARI	Merrill Kelly (9-13)	#135	@ LAA	Walbert Urena (9-10)	#152
Tue, Jul 28th	vs ARI	Brandon Pfaadt (7-2)	#106	@ LAA	Reid Detmers (5-8)	#32
Wed, Jul 29th	vs ARI	Eduardo Rodriguez (15-5)	#116	@ LAA	Grayson Rodriguez (4-7)	#89
Thu, Jul 30th	@ CIN	Rhett Lowder (6-10)	#184
Fri, Jul 31st	@ CIN	Hunter Greene (2-2)		vs TEX	Nathan Eovaldi (10-9)	#128
Sat, Aug 1st	@ CIN	Andrew Abbott (6-10)	#115	vs TEX	Jacob deGrom (10-9)	#6
Sun, Aug 2nd	@ CIN	Chase Burns (15-3)	#31	vs TEX	Kumar Rocker (5-11)	#117
Mon, Aug 3rd	@ MIL	Brandon Sproat (3-7)	#203	vs TOR	Shane Bieber (5-2)	#181
Tue, Aug 4th	@ MIL	Logan Henderson (10-3)	#29	vs TOR	Trey Yesavage (5-5)	#241
Wed, Aug 5th	@ MIL	Kyle Harrison (10-4)	#65	vs TOR	Jameson Taillon (2-6)
Thu, Aug 6th	@ MIL	Dustin May (6-9)	#57
Fri, Aug 7th	vs NYM	Zac Thornton (3-5)	#122	@ SD	Robbie Ray (11-8)	#113
Sat, Aug 8th	vs NYM	Robert Stock (1-3)	#304	@ SD	Michael King (10-9)	#61
Sun, Aug 9th	vs NYM	Sean Manaea (5-7)	#77	@ SD	Randy Vasquez (10-6)	#169
Tue, Aug 11th	@ MIA	Eury Perez (7-11)	#51	@ SF	Carson Whisenhunt (3-4)
Wed, Aug 12th	@ MIA	Janson Junk (6-9)	#101	@ SF	Adrian Houser (4-7)
Thu, Aug 13th	@ MIA	Tyler Phillips (5-6)	#155
Fri, Aug 14th	vs BOS	Jake Bennett (9-7)	#76	vs SEA	George Kirby (9-11)	#26
Sat, Aug 15th	vs BOS	Sonny Gray (17-4)	#33	vs SEA	Emerson Hancock (7-8)	#198
Sun, Aug 16th	vs BOS	Patrick Sandoval (1-5)	#107	vs SEA	Bryan Woo (11-9)	#15
Mon, Aug 17th	vs DET	Framber Valdez (9-10)	#43
Tue, Aug 18th	vs DET	Keider Montero (9-8)	#119	vs LAA	George Klassen (2-2)	#305
Wed, Aug 19th	vs DET	Jackson Jobe (1-2)	#156	vs LAA	Walbert Urena (9-10)	#152
Fri, Aug 21st	@ LAD	Yoshinobu Yamamoto (13-8)	#9	vs ATH	J.T. Ginn (9-8)	#314
Sat, Aug 22nd	@ LAD	Tarik Skubal (9-7)	#2	vs ATH	Jacob Lopez (6-4)	#145
Sun, Aug 23rd	@ LAD	Blake Snell (3-1)	#16	vs ATH	Brady Basso (1-2)	#248
Mon, Aug 24th	@ SD	Robbie Ray (11-8)	#113
Tue, Aug 25th	@ SD	Michael King (10-9)	#61	@ NYY	Will Warren (10-6)	#71
Wed, Aug 26th	@ SD	Randy Vasquez (10-6)	#169	@ NYY	Elmer Rodriguez (0-3)	#259
Fri, Aug 28th	@ STL	Quinn Mathews (1-3)	#129	@ NYM	Christian Scott (4-4)	#46
Sat, Aug 29th	@ STL	Kyle Leahy (10-4)	#86	@ NYM	Nolan McLean (11-8)	#35
Sun, Aug 30th	@ STL	Matthew Liberatore (5-14)	#80	@ NYM	Zac Thornton (3-5)	#122
Tue, Sep 1st	vs SF	Logan Webb (8-8)	#27	vs CWS	Sean Burke (8-7)	#64
Wed, Sep 2nd	vs SF	Landen Roupp (9-13)	#94	vs CWS	Davis Martin (9-7)	#95
Thu, Sep 3rd	vs SF	Blade Tidwell (0-2)	#147	vs CWS	Luis Castillo (4-11)	#102
Fri, Sep 4th	vs LAA	Ryan Johnson (4-8)	#148	vs ARI	Merrill Kelly (9-13)	#135
Sat, Sep 5th	vs LAA	Yusei Kikuchi (1-5)	#78	vs ARI	Brandon Pfaadt (7-2)	#106
Sun, Sep 6th	vs LAA	Walbert Urena (9-10)	#152	vs ARI	Eduardo Rodriguez (15-5)	#116
Tue, Sep 8th	@ CWS	Sean Burke (8-7)	#64	@ PHI	Andrew Painter (3-9)	#125
Wed, Sep 9th	@ CWS	Davis Martin (9-7)	#95	@ PHI	Cristopher Sanchez (17-5)	#3
Thu, Sep 10th	@ CWS	Hagen Smith (3-1)	#234	@ PHI	Zack Wheeler (12-5)	#10
Fri, Sep 11th	@ CHC	Shota Imanaga (9-10)	#37	@ TB
Sat, Sep 12th	@ CHC	Clay Holmes (6-7)	#68	@ TB	Drew Rasmussen (14-5)	#13
Sun, Sep 13th	@ CHC	Matthew Boyd (8-4)	#58	@ TB	Ian Seymour (9-6)	#54
Tue, Sep 15th	vs MIL	Robert Gasser (4-5)	#85	vs KC	Michael Wacha (9-8)	#73
Wed, Sep 16th	vs MIL	Jacob Misiorowski (14-5)	#8	vs KC	Daniel Lynch (5-5)	#151
Thu, Sep 17th	vs MIL	Dustin May (6-9)	#57	vs KC	Seth Lugo (6-8)	#146
Fri, Sep 18th	vs KC	Randy Dobnak (3-3)	#393	vs ATL	Chris Sale (14-9)	#4
Sat, Sep 19th	vs KC	Noah Cameron (9-8)	#72	vs ATL	Tyler Mahle (5-10)	#62
Sun, Sep 20th	vs KC			vs ATL
Tue, Sep 22nd	vs STL			@ SEA
Wed, Sep 23rd	vs STL			@ SEA
Thu, Sep 24th	vs STL			@ ATH
Fri, Sep 25th	@ DET			@ ATH
Sat, Sep 26th	@ DET			@ ATH
Sun, Sep 27th	@ DET			@ ATH
Fri, Mar 27th				vs LAA	Yusei Kikuchi (1-5)	#78
Mon, Apr 20th				@ CLE	Slade Cecconi (4-7)	#162
Mon, May 4th				vs LAD	Yoshinobu Yamamoto (13-8)	#9
Mon, May 11th				vs SEA	George Kirby (9-11)	#26
Mon, May 18th				@ MIN	Kendry Rojas (1-1)	#249
Mon, Jun 8th				@ LAA	Grayson Rodriguez (4-7)	#89
Mon, Jun 22nd				@ TOR	Dylan Cease (10-5)	#11
Mon, Jul 6th				@ WSH	Miles Mikolas (3-9)
Fri, Jul 10th				@ TEX	Cal Quantrill (8-5)	#158
Fri, Jul 17th				vs BAL	Dean Kremer (3-5)	#84
Tue, Jul 21st				vs MIA	Tyler Phillips (5-6)	#155
Mon, Aug 10th				@ SF	Blade Tidwell (0-2)	#147
Thu, Aug 20th				vs LAA	Grayson Rodriguez (4-7)	#89
Thu, Aug 27th				@ NYY	Gerrit Cole (8-8)	#20
Mon, Aug 31st				vs CWS	Anthony Kay (9-8)	#141

Who Should I Trade?

Isaac Mattson for Jason Alexander (2026)

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