Isaac Mattson or Packy Naughton

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Isaac Mattson or Packy Naughton Player Statistics
	Isaac Mattson RP - PIT	Packy Naughton SP,RP - STL
2026 Stats


Games Played	37	‐

Games Started	0	‐

Innings Pitched	36.2	‐

Wins	0	‐

Losses	0	‐

Saves	0	‐

Blown Saves	2	‐

Holds	8	‐

Hits Allowed	40	‐

Earned Runs	20	‐

Home Runs Allowed	3	‐

Strikeouts	34	‐

Walks	18	‐

ERA	4.91	‐

WHIP	1.58	‐

Isaac Mattson or Packy Naughton Player Projections
	Isaac Mattson RP - PIT	Packy Naughton SP,RP - STL
2026 Projections


Games Played	57	14

Games Started	0	0

Innings Pitched	60.8	14.0

Wins	3	1

Losses	3	1

Saves	2	0

Blown Saves	1	0

Holds	14	1

Hits Allowed	55	14

Earned Runs	30	7

Home Runs Allowed	7	2

Strikeouts	59	13

Walks	28	5

ERA	4.44	4.27

WHIP	1.35	1.35

Isaac Mattson or Packy Naughton Player Notes
	Isaac Mattson RP - PIT	Packy Naughton SP,RP - STL
News
	The Pirates optioned Isaac Mattson to Triple-A Indianapolis. Ari Koslow Tue, Aug 18th	Packy Naughton announced his retirement from baseball. Ari Koslow Mon, Jul 20th
	The Pirates recalled RHP Isaac Mattson from Triple-A Indianapolis. Ari Koslow Thu, Aug 13th	Cardinals LHP Packy Naughton will have elbow surgery next week. Ari Koslow Thu, May 14th
	The Pirates optioned RHP Isaac Mattson to Triple-A Indianapolis. Ari Koslow Sun, Aug 2nd	The Cardinals have reassigned left-hander Packy Naughton to minor league camp. Brenton Kemp Sun, Mar 15th
	The Pirates recalled RHP Isaac Mattson from Triple-A Indianapolis. Ari Koslow Sat, Aug 1st
	The Pirates optioned RHP Isaac Mattson to Triple-A Indianapolis. Ari Koslow Wed, Jul 29th
Notes
There are no recent notes for these players

Isaac Mattson or Packy Naughton Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Isaac Mattson RP - PIT			Packy Naughton SP,RP - STL
Thu, Mar 26th	@ NYM	Freddy Peralta (6-11)	#38	vs TB	Drew Rasmussen (14-5)	#15
Sat, Mar 28th	@ NYM	David Peterson (7-7)	#75	vs TB	Joe Boyle (0-1)	#213
Sun, Mar 29th	@ NYM	Nolan McLean (10-8)	#33	vs TB	Steven Matz (5-4)	#221
Mon, Mar 30th	@ CIN	Chase Burns (14-3)	#22	vs NYM	Clay Holmes (5-6)	#62
Tue, Mar 31st	@ CIN	Brandon Williamson (2-3)	#277	vs NYM	Kodai Senga (0-9)	#102
Wed, Apr 1st	@ CIN	Andrew Abbott (6-10)	#90	vs NYM	Freddy Peralta (6-11)	#38
Fri, Apr 3rd	vs BAL	Kyle Bradish (7-12)	#53	@ DET	Framber Valdez (8-9)	#45
Sat, Apr 4th	vs BAL	Shane Baz (5-14)	#64	@ DET	Jack Flaherty (3-8)	#101
Sun, Apr 5th	vs BAL	Chris Bassitt (5-4)	#110	@ DET	Keider Montero (9-8)	#148
Mon, Apr 6th	vs SD	German Marquez (4-2)	#423	@ WSH	Zack Littell (8-8)	#276
Tue, Apr 7th	vs SD	Nick Pivetta (1-2)	#192	@ WSH	Cade Cavalli (12-5)	#61
Wed, Apr 8th	vs SD	Michael King (8-9)	#55	@ WSH	Miles Mikolas (3-9)
Fri, Apr 10th	@ CHC	Shota Imanaga (8-9)	#29	vs BOS	Connelly Early (7-5)	#214
Sat, Apr 11th	@ CHC	Edward Cabrera (5-5)	#133	vs BOS	Ranger Suarez (5-3)	#30
Sun, Apr 12th	@ CHC	Jameson Taillon (2-6)	#179	vs BOS	Brayan Bello (5-7)	#146
Mon, Apr 13th	vs WSH	Cade Cavalli (12-5)	#61	vs CLE	Gavin Williams (12-7)	#20
Tue, Apr 14th	vs WSH	PJ Poulin (3-0)		vs CLE	Joey Cantillo (9-7)	#79
Wed, Apr 15th	vs WSH	Jake Irvin (2-8)	#195	vs CLE	Slade Cecconi (4-7)	#130
Thu, Apr 16th	vs WSH	Foster Griffin (15-4)	#37
Fri, Apr 17th	vs TB	Nick Martinez (13-4)	#71	@ HOU	Peter Lambert (8-7)	#164
Sat, Apr 18th	vs TB	Drew Rasmussen (14-5)	#15	@ HOU	Lance McCullers Jr. (2-3)
Sun, Apr 19th	vs TB	Shane McClanahan (10-6)	#52	@ HOU	Mike Burrows (4-9)	#182
Tue, Apr 21st	@ TEX	Kumar Rocker (5-10)	#120	@ MIA	Chris Paddack (0-7)
Wed, Apr 22nd	@ TEX	Jack Leiter (3-7)	#229	@ MIA	Janson Junk (6-8)	#117
Thu, Apr 23rd	@ TEX	Jacob deGrom (9-9)	#7
Fri, Apr 24th	@ MIL	Brandon Woodruff (2-2)		vs SEA	George Kirby (9-10)	#24
Sat, Apr 25th	@ MIL	Jacob Misiorowski (14-5)	#6	vs SEA	Bryan Woo (9-9)	#11
Sun, Apr 26th	@ MIL	Kyle Harrison (10-3)	#54	vs SEA	Emerson Hancock (7-8)	#65
Mon, Apr 27th	vs STL	Dustin May (6-8)	#44	@ PIT	Mason Montgomery (5-3)	#77
Tue, Apr 28th	vs STL	Kyle Leahy (10-4)	#96	@ PIT	Braxton Ashcraft (13-5)	#31
Wed, Apr 29th	vs STL	Andre Pallante (12-6)	#274	@ PIT	Bubba Chandler (6-9)	#116
Thu, Apr 30th	vs STL	Hunter Dobbins (3-3)	#188	@ PIT	Paul Skenes (9-11)	#5
Fri, May 1st	vs CIN	Brady Singer (5-12)	#223	vs LAD	Emmet Sheehan (4-8)	#106
Sat, May 2nd	vs CIN	Rhett Lowder (6-8)	#219	vs LAD	Roki Sasaki (5-5)	#159
Sun, May 3rd	vs CIN	Chase Burns (14-3)	#22	vs LAD	Justin Wrobleski (11-5)	#134
Tue, May 5th	@ ARI	Eduardo Rodriguez (14-4)	#82
Wed, May 6th	@ ARI	Michael Soroka (8-4)	#111	vs MIL	Brandon Sproat (3-7)	#163
Thu, May 7th	@ ARI	Zac Gallen (3-9)	#177	@ SD	Michael King (8-9)	#55
Fri, May 8th	@ SF	Robbie Ray (11-7)	#83	@ SD	Griffin Canning (4-9)	#142
Sat, May 9th	@ SF	Landen Roupp (8-13)	#74	@ SD	Randy Vasquez (10-6)	#252
Sun, May 10th	@ SF	Tyler Mahle (5-10)	#68	@ SD	Walker Buehler (8-6)	#212
Tue, May 12th	vs COL	Michael Lorenzen (3-11)	#199	@ ATH	Jeffrey Springs (3-12)	#251
Wed, May 13th	vs COL	Jose Quintana (2-3)	#432	@ ATH	J.T. Ginn (9-8)	#193
Thu, May 14th	vs COL	Chase Dollander (3-3)		@ ATH	Jacob Lopez (5-4)	#175
Fri, May 15th	vs PHI	Aaron Nola (5-10)	#47	vs KC	Michael Wacha (8-8)	#69
Sat, May 16th	vs PHI	Cristopher Sanchez (16-4)	#3	vs KC	Noah Cameron (9-8)	#67
Sun, May 17th	vs PHI	Zack Wheeler (10-5)	#12	vs KC	Stephen Kolek (4-3)
Tue, May 19th	@ STL	Matthew Liberatore (5-12)	#100	vs PIT	Mitch Keller (6-8)
Wed, May 20th	@ STL	Michael McGreevy (5-9)	#122	vs PIT	Carmen Mlodzinski (7-6)	#118
Thu, May 21st	@ STL	Dustin May (6-8)	#44	vs PIT	Braxton Ashcraft (13-5)	#31
Fri, May 22nd	@ TOR	Kevin Gausman (8-11)	#23
Sat, May 23rd	@ TOR	Patrick Corbin (3-4)		@ CIN	Chase Petty (1-2)	#355
Sun, May 24th	@ TOR	Dylan Cease (9-5)	#10
Mon, May 25th	vs CHC	Ben Brown (4-2)	#202	@ MIL	Jacob Misiorowski (14-5)	#6
Tue, May 26th	vs CHC	Jordan Wicks (0-2)	#295	@ MIL	Kyle Harrison (10-3)	#54
Wed, May 27th	vs CHC	Jameson Taillon (2-6)	#179	@ MIL	Chad Patrick (7-4)	#128
Thu, May 28th	vs CHC	Colin Rea (8-8)	#169
Fri, May 29th	vs MIN	Taj Bradley (9-6)	#40	vs CHC	Shota Imanaga (8-9)	#29
Sat, May 30th	vs MIN	Bailey Ober (7-4)	#108	vs CHC	Ben Brown (4-2)	#202
Sun, May 31st	vs MIN	Zebby Matthews (8-8)	#105	vs CHC	Jordan Wicks (0-2)	#295
Tue, Jun 2nd	@ HOU	Mike Burrows (4-9)	#182	vs TEX	Nathan Eovaldi (10-9)	#80
Wed, Jun 3rd	@ HOU	Spencer Arrighetti (7-7)	#200	vs TEX	MacKenzie Gore (7-10)	#35
Thu, Jun 4th	@ HOU	Kai-Wei Teng (5-6)	#183
Fri, Jun 5th	@ ATL	Martin Perez (8-8)	#226	vs CIN	Brady Singer (5-12)	#223
Sat, Jun 6th	@ ATL	Spencer Strider (4-2)	#315	vs CIN	Nick Lodolo (3-3)	#127
Sun, Jun 7th	@ ATL	Bryce Elder (8-7)	#187	vs CIN	Rhett Lowder (6-8)	#219
Tue, Jun 9th	vs LAD	Eric Lauer (8-6)	#227	@ NYM	Freddy Peralta (6-11)	#38
Wed, Jun 10th	vs LAD	Shohei Ohtani (8-2)	#1	@ NYM	Austin Warren
Thu, Jun 11th	vs LAD	Justin Wrobleski (11-5)	#134	@ NYM	Christian Scott (4-4)	#60
Fri, Jun 12th	vs MIA	Sandy Alcantara (13-8)	#59	@ MIN	Joe Ryan (6-8)	#70
Sat, Jun 13th	vs MIA	Lake Bachar (1-3)	#248	@ MIN	Connor Prielipp (3-7)	#81
Sun, Jun 14th	vs MIA	Max Meyer (9-1)		@ MIN	Taj Bradley (9-6)	#40
Mon, Jun 15th	@ ATH	J.T. Ginn (9-8)	#193	vs SD	Wandy Peralta (2-2)	#267
Tue, Jun 16th	@ ATH	Jack Perkins (3-10)	#138	vs SD	Michael King (8-9)	#55
Wed, Jun 17th	@ ATH	Aaron Civale (6-7)	#210	vs SD	Bradgley Rodriguez (3-3)	#123
Fri, Jun 19th	@ COL	Kyle Freeland (4-10)	#419	@ KC	Seth Lugo (6-7)	#155
Sat, Jun 20th	@ COL	Tomoyuki Sugano (12-8)	#436
Sun, Jun 21st	@ COL	Michael Lorenzen (3-11)	#199	@ KC	Stephen Kolek (4-3)
Tue, Jun 23rd	vs SEA	George Kirby (9-10)	#24	vs ARI	Eduardo Rodriguez (14-4)	#82
Wed, Jun 24th	vs SEA	Bryan Woo (9-9)	#11	vs ARI	Mitch Bratt (1-3)	#287
Thu, Jun 25th	vs SEA	Bryce Miller (4-8)	#73
Fri, Jun 26th	vs CIN	Andrew Abbott (6-10)	#90	vs MIA	Max Meyer (9-1)
Sat, Jun 27th	vs CIN	Chase Burns (14-3)	#22	vs MIA	Ryan Gusto (1-3)	#154
Sun, Jun 28th	vs CIN	Brady Singer (5-12)	#223	vs MIA	Tyler Phillips (3-6)	#236
Mon, Jun 29th	@ PHI	Aaron Nola (5-10)	#47
Tue, Jun 30th	@ PHI	Cristopher Sanchez (16-4)	#3	@ ATL	Martin Perez (8-8)	#226
Wed, Jul 1st	@ PHI	Zack Wheeler (10-5)	#12	@ ATL	Reynaldo Lopez (4-3)	#104
Thu, Jul 2nd	@ PHI	Alan Rangel (0-3)	#400	@ ATL	Hurston Waldrep (0-1)
Fri, Jul 3rd	@ WSH	Foster Griffin (15-4)	#37	@ CHC	David Peterson (7-7)	#75
Sat, Jul 4th	@ WSH	Carson Palmquist (0-2)	#416	@ CHC	Shota Imanaga (8-9)	#29
Sun, Jul 5th	@ WSH	Cade Cavalli (12-5)	#61	@ CHC	Javier Assad (6-1)	#165
Tue, Jul 7th	vs ATL	Hurston Waldrep (0-1)		vs MIL	Robert Gasser (4-5)	#98
Wed, Jul 8th	vs ATL	Grant Holmes (9-5)	#196	vs MIL	Kyle Harrison (10-3)	#54
Thu, Jul 9th	vs ATL	Bryce Elder (8-7)	#187	vs MIL	Logan Henderson (9-2)	#28
Sat, Jul 11th	vs MIL	Shane Drohan (7-5)	#115	vs ATL	Reynaldo Lopez (4-3)	#104
Sun, Jul 12th	vs MIL	Robert Gasser (4-5)	#98	vs ATL	Danny Young
Sat, Jul 18th	@ CLE	Logan Allen (0-0)	#174	@ ARI	Brandon Pfaadt (7-1)	#76
Sun, Jul 19th	@ CLE	Joey Cantillo (9-7)	#79	@ ARI	Eduardo Rodriguez (14-4)	#82
Mon, Jul 20th	@ NYY	Ryan Weathers (5-8)	#233	@ LAA	Jose Soriano (11-7)	#36
Wed, Jul 22nd	@ NYY	Max Fried (4-4)	#17	@ LAA	Reid Detmers (4-8)	#39
Fri, Jul 24th	vs CHC	Matthew Boyd (8-3)	#43	vs CIN	Rhett Lowder (6-8)	#219
Sat, Jul 25th	vs CHC	Shota Imanaga (8-9)	#29	vs CIN	Hunter Greene (2-2)
Sun, Jul 26th	vs CHC	Jameson Taillon (2-6)	#179	vs CIN	Andrew Abbott (6-10)	#90
Mon, Jul 27th	vs ARI	Merrill Kelly (9-12)	#129	vs CHC	David Peterson (7-7)	#75
Tue, Jul 28th	vs ARI	Brandon Pfaadt (7-1)	#76	vs CHC	Colin Rea (8-8)	#169
Wed, Jul 29th	vs ARI	Eduardo Rodriguez (14-4)	#82	vs CHC	Matthew Boyd (8-3)	#43
Thu, Jul 30th	@ CIN	Rhett Lowder (6-8)	#219	vs CHC	Javier Assad (6-1)	#165
Fri, Jul 31st	@ CIN	Hunter Greene (2-2)		@ TOR	Dylan Cease (9-5)	#10
Sat, Aug 1st	@ CIN	Andrew Abbott (6-10)	#90	@ TOR	Kevin Gausman (8-11)	#23
Sun, Aug 2nd	@ CIN	Chase Burns (14-3)	#22	@ TOR	Max Scherzer (1-7)	#149
Mon, Aug 3rd	@ MIL	Brandon Sproat (3-7)	#163	@ NYY	Cam Schlittler (12-6)	#14
Tue, Aug 4th	@ MIL	Logan Henderson (9-2)	#28	@ NYY	Ryan Weathers (5-8)	#233
Wed, Aug 5th	@ MIL	Kyle Harrison (10-3)	#54	@ NYY	Will Warren (8-6)	#57
Thu, Aug 6th	@ MIL	Dustin May (6-8)	#44
Fri, Aug 7th	vs NYM	Zac Thornton (3-4)	#137	vs COL	Ryan Feltner (5-8)	#435
Sat, Aug 8th	vs NYM	Robert Stock (0-3)	#205	vs COL	Kyle Freeland (4-10)	#419
Sun, Aug 9th	vs NYM	Sean Manaea (4-6)	#58	vs COL	Michael Lorenzen (3-11)	#199
Tue, Aug 11th	@ MIA	Eury Perez (7-10)	#50	vs PHI	Cristopher Sanchez (16-4)	#3
Wed, Aug 12th	@ MIA	Janson Junk (6-8)	#117	vs PHI	Zack Wheeler (10-5)	#12
Thu, Aug 13th	@ MIA	Tyler Phillips (3-6)	#236
Fri, Aug 14th	vs BOS	Jake Bennett (9-6)	#92	@ CHC	Clay Holmes (5-6)	#62
Sat, Aug 15th	vs BOS	Sonny Gray (16-4)	#25	@ CHC	Matthew Boyd (8-3)	#43
Sun, Aug 16th	vs BOS	Patrick Sandoval (1-3)	#125	@ CHC	Edward Cabrera (5-5)	#133
Mon, Aug 17th	vs DET	Framber Valdez (8-9)	#45	@ CIN	Rhett Lowder (6-8)	#219
Tue, Aug 18th	vs DET	Keider Montero (9-8)	#148	@ CIN	Andrew Abbott (6-10)	#90
Wed, Aug 19th	vs DET	Jackson Jobe (1-1)	#189	@ CIN	Chase Burns (14-3)	#22
Fri, Aug 21st	@ LAD	Yoshinobu Yamamoto (12-8)	#8	@ PHI	Jesus Luzardo (12-5)	#9
Sat, Aug 22nd	@ LAD	Tarik Skubal (8-7)	#2	@ PHI	Andrew Painter (3-8)	#198
Sun, Aug 23rd	@ LAD	Blake Snell (2-1)	#16	@ PHI	Cristopher Sanchez (16-4)	#3
Mon, Aug 24th	@ SD	Robbie Ray (11-7)	#83
Tue, Aug 25th	@ SD	Michael King (8-9)	#55	vs BAL	Chris Bassitt (5-4)	#110
Wed, Aug 26th	@ SD	Randy Vasquez (10-6)	#252	vs BAL	Kyle Bradish (7-12)	#53
Fri, Aug 28th	@ STL	Quinn Mathews (1-2)	#170	vs PIT	Jared Jones (2-6)	#63
Sat, Aug 29th	@ STL	Kyle Leahy (10-4)	#96	vs PIT	Lake Bachar (1-3)	#248
Sun, Aug 30th	@ STL	Matthew Liberatore (5-12)	#100	vs PIT	Braxton Ashcraft (13-5)	#31
Tue, Sep 1st	vs SF	Logan Webb (8-8)	#21	@ LAD	Eric Lauer (8-6)	#227
Wed, Sep 2nd	vs SF	Landen Roupp (8-13)	#74	@ LAD
Thu, Sep 3rd	vs SF	Blade Tidwell (0-1)	#184	@ LAD	Yoshinobu Yamamoto (12-8)	#8
Fri, Sep 4th	vs LAA	Reid Detmers (4-8)	#39	@ COL	Ryan Feltner (5-8)	#435
Sat, Sep 5th	vs LAA	Ryan Johnson (3-7)	#216	@ COL	Mason Adams (0-0)	#302
Sun, Sep 6th	vs LAA	Yusei Kikuchi (0-4)	#95	@ COL	Tanner Gordon (1-4)	#413
Tue, Sep 8th	@ CWS			@ SF	Matt Wilkinson (0-2)	#191
Wed, Sep 9th	@ CWS			@ SF
Thu, Sep 10th	@ CWS
Fri, Sep 11th	@ CHC			vs CWS
Sat, Sep 12th	@ CHC			vs CWS
Sun, Sep 13th	@ CHC			vs CWS
Tue, Sep 15th	vs MIL			vs SF
Wed, Sep 16th	vs MIL			vs SF
Thu, Sep 17th	vs MIL
Fri, Sep 18th	vs KC			vs WSH
Sat, Sep 19th	vs KC			vs WSH
Sun, Sep 20th	vs KC			vs WSH
Tue, Sep 22nd	vs STL			@ PIT
Wed, Sep 23rd	vs STL			@ PIT
Thu, Sep 24th	vs STL			@ PIT
Fri, Sep 25th	@ DET			@ MIL
Sat, Sep 26th	@ DET			@ MIL
Sun, Sep 27th	@ DET			@ MIL
Mon, Apr 20th				@ MIA	Max Meyer (9-1)
Mon, May 4th				vs MIL	Chad Patrick (7-4)	#128
Mon, Jun 1st				vs TEX	Jacob deGrom (9-9)	#7
Thu, Jun 18th				@ KC	Noah Cameron (9-8)	#67
Mon, Jun 22nd				vs ARI	Merrill Kelly (9-12)	#129
Mon, Jul 6th				vs MIL	Shane Drohan (7-5)	#115
Fri, Jul 10th				vs ATL	Chris Sale (13-9)	#4
Fri, Jul 17th				@ ARI	Merrill Kelly (9-12)	#129
Tue, Jul 21st				@ LAA	Walbert Urena (8-9)	#243
Thu, Jul 23rd				vs ARI	Brandon Pfaadt (7-1)	#76
Mon, Aug 10th				vs PHI	Andrew Painter (3-8)	#198
Thu, Aug 20th				@ CIN	Brady Singer (5-12)	#223
Thu, Aug 27th				vs BAL	Trevor Rogers (9-9)	#56
Mon, Sep 7th				@ SF	Blade Tidwell (0-1)	#184
Mon, Sep 14th				vs SF