Who Should I Trade?

Jonathan Loaisiga for RJ Petit (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	Jonathan Loaisiga RP - ARI	RJ Petit RP - COL
Expert Recommendation	100% Recommended by 2 of 2 experts	0% Recommended by 0 of 2 experts
Rankings

Rest of Season	# 316	‐
VBR	# 473	‐

Projections

Strikeouts	17	‐
Wins	1	‐
Saves	1	‐
ERA	3.77	‐
WHIP	1.34	‐

Misc

Injury Alert	-	IL60

Expert Ranks

Kelly Kirby FantasyPros	# 266	‐

Kevin Spinelli KevScores	# 347	‐

Who Should I Trade? Player Statistics
	Jonathan Loaisiga RP - ARI	RJ Petit RP - COL
2026 Stats


Games Played	43	‐

Games Started	0	‐

Innings Pitched	40.0	‐

Wins	2	‐

Losses	2	‐

Saves	1	‐

Blown Saves	3	‐

Holds	8	‐

Hits Allowed	31	‐

Earned Runs	9	‐

Home Runs Allowed	1	‐

Strikeouts	29	‐

Walks	9	‐

ERA	2.03	‐

WHIP	1.00	‐

Who Should I Trade? Player Projections
	Jonathan Loaisiga RP - ARI	RJ Petit RP - COL
2026 Projections


Games Played	23	‐

Games Started	0	‐

Innings Pitched	20.7	‐

Wins	1	‐

Losses	1	‐

Saves	1	‐

Blown Saves	0	‐

Holds	5	‐

Hits Allowed	20	‐

Earned Runs	9	‐

Home Runs Allowed	2	‐

Strikeouts	17	‐

Walks	6	‐

ERA	3.77	‐

WHIP	1.34	‐

Who Should I Trade? Player Notes
	Jonathan Loaisiga RP - ARI	RJ Petit RP - COL
News
	Jonathan Loaisiga pitched around a single and a double in the ninth inning to earn his first save of the season as the Diamondbacks defeated the Tigers, 1-0, on Wednesday. David Leisering Thu, Apr 2nd	The Rockies transferred RHP RJ Petit to the 60-day injured list. Ari Koslow Thu, Mar 26th
	The Diamondbacks selected the contract of RHP Jonathan Loaisiga. Ari Koslow Wed, Mar 25th	RJ Petit underwent Tommy John surgery. Ari Koslow Sun, Mar 22nd
	D-backs reliever Jonathan Loaisiga has made the Opening Day roster. Brenton Kemp Sun, Mar 22nd	Petit (elbow) was selected in the Rule 5 Draft by Colorado. A UCL sprain has been diagnosed in his right elbow. Bruno Mulé Mon, Mar 9th
	The Diamondbacks signed RHP Jonathan Loáisiga to a minor league contract. Ari Koslow Wed, Jan 14th	RJ Petit is dealing with forearm tightness and will wait until the inflammation subsides before undergoing an MRI. Nicholas Rodriguez Sat, Mar 7th
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Jonathan Loaisiga RP - ARI			RJ Petit RP - COL
Thu, Mar 26th	@ LAD	Yoshinobu Yamamoto (10-6)	#11
Fri, Mar 27th	@ LAD	Emmet Sheehan (4-7)	#35	@ MIA	Sandy Alcantara (10-6)	#58
Sat, Mar 28th	@ LAD	Tyler Glasnow (3-0)	#73	@ MIA	Eury Perez (5-7)	#43
Mon, Mar 30th	vs DET	Justin Verlander (0-1)	#177	@ TOR	Cody Ponce (0-0)
Tue, Mar 31st	vs DET	Casey Mize (4-6)	#53	@ TOR	Max Scherzer (1-4)	#137
Wed, Apr 1st	vs DET	Tarik Skubal (7-5)	#2	@ TOR	Kevin Gausman (4-9)	#30
Thu, Apr 2nd	vs ATL	Reynaldo Lopez (4-3)	#92
Fri, Apr 3rd	vs ATL	Grant Holmes (6-4)	#154	vs PHI	Aaron Nola (3-8)	#52
Sat, Apr 4th	vs ATL	Bryce Elder (6-6)	#149	vs PHI	Jesus Luzardo (9-5)	#9
Sun, Apr 5th	vs ATL	Martin Perez (6-6)	#192	vs PHI	Taijuan Walker (1-4)
Tue, Apr 7th	@ NYM	Freddy Peralta (5-9)	#42	vs HOU	Mike Burrows (4-9)	#220
Wed, Apr 8th	@ NYM	David Peterson (5-7)	#76	vs HOU	Cristian Javier (0-1)	#199
Thu, Apr 9th	@ NYM	Nolan McLean (7-6)	#31	@ SD	Randy Vasquez (6-6)	#243
Fri, Apr 10th	@ PHI	Jesus Luzardo (9-5)	#9	@ SD	Walker Buehler (6-5)	#274
Sat, Apr 11th	@ PHI	Taijuan Walker (1-4)		@ SD	German Marquez (4-2)	#388
Sun, Apr 12th	@ PHI	Zach Pop		@ SD	Nick Pivetta (1-2)	#90
Mon, Apr 13th	@ BAL	Dean Kremer (1-3)	#87
Tue, Apr 14th	@ BAL	Trevor Rogers (6-7)	#67	@ HOU	Colton Gordon (0-0)	#234
Wed, Apr 15th	@ BAL	Kyle Bradish (7-9)	#41	@ HOU	Spencer Arrighetti (7-5)	#152
Fri, Apr 17th	vs TOR	Braydon Fisher (3-3)	#170	vs LAD	Tyler Glasnow (3-0)	#73
Sat, Apr 18th	vs TOR	Max Scherzer (1-4)	#137	vs LAD	Emmet Sheehan (4-7)	#35
Sun, Apr 19th	vs TOR	Kevin Gausman (4-9)	#30	vs LAD	Roki Sasaki (4-5)	#108
Tue, Apr 21st	vs CWS	Sean Burke (7-4)	#85	vs SD	Randy Vasquez (6-6)	#243
Wed, Apr 22nd	vs CWS	Anthony Kay (7-4)	#210	vs SD	Walker Buehler (6-5)	#274
Thu, Apr 23rd	vs CWS	Davis Martin (9-5)	#94	vs SD	Matt Waldron (1-2)	#262
Sat, Apr 25th	vs SD	German Marquez (4-2)	#388
Sun, Apr 26th	vs SD	Michael King (6-7)	#50	@ NYM	Kodai Senga (0-7)	#197
Tue, Apr 28th	@ MIL	Chad Patrick (5-4)	#128	@ CIN	Chase Burns (12-1)	#21
Wed, Apr 29th	@ MIL	Brandon Sproat (3-5)	#147	@ CIN	Brandon Williamson (2-3)	#418
Thu, Apr 30th	@ MIL	Brandon Woodruff (2-2)		@ CIN	Andrew Abbott (5-6)	#105
Fri, May 1st	@ CHC	Colin Rea (7-7)	#195	vs ATL	Grant Holmes (6-4)	#154
Sat, May 2nd	@ CHC	Shota Imanaga (6-8)	#26	vs ATL	Chris Sale (11-6)	#6
Sun, May 3rd	@ CHC	Matthew Boyd (6-1)	#36	vs ATL	Spencer Strider (4-2)	#285
Tue, May 5th	vs PIT	Bubba Chandler (3-8)	#121
Wed, May 6th	vs PIT	Paul Skenes (9-8)	#3	vs NYM	Freddy Peralta (5-9)	#42
Thu, May 7th	vs PIT	Mitch Keller (6-7)	#132	vs NYM	Christian Scott (3-2)	#57
Fri, May 8th	vs NYM	Nolan McLean (7-6)	#31	@ PHI	Jesus Luzardo (9-5)	#9
Sat, May 9th	vs NYM	Clay Holmes (4-4)	#98	@ PHI	Aaron Nola (3-8)	#52
Sun, May 10th	vs NYM	Huascar Brazoban (4-2)	#194	@ PHI	Cristopher Sanchez (12-4)	#4
Mon, May 11th	@ TEX	Jakob Junis
Tue, May 12th	@ TEX	MacKenzie Gore (6-8)	#32	@ PIT	Paul Skenes (9-8)	#3
Wed, May 13th	@ TEX	Kumar Rocker (3-8)	#86	@ PIT	Mitch Keller (6-7)	#132
Fri, May 15th	@ COL	Kyle Freeland (2-9)	#351	vs ARI	Merrill Kelly (8-8)	#116
Sat, May 16th	@ COL	Tomoyuki Sugano (10-4)	#433	vs ARI	Eduardo Rodriguez (9-3)	#114
Sun, May 17th	@ COL	Michael Lorenzen (3-9)	#431	vs ARI	Michael Soroka (8-3)	#70
Mon, May 18th	vs SF	Robbie Ray (8-6)	#101	vs TEX	MacKenzie Gore (6-8)	#32
Tue, May 19th	vs SF	Landen Roupp (7-8)	#64	vs TEX	Tyler Alexander (1-1)	#182
Wed, May 20th	vs SF	Tyler Mahle (2-9)	#83	vs TEX	Jack Leiter (3-7)	#130
Thu, May 21st	vs COL	Zach Agnos		@ ARI	Eduardo Rodriguez (9-3)	#114
Fri, May 22nd	vs COL	Tomoyuki Sugano (10-4)	#433	@ ARI	Michael Soroka (8-3)	#70
Sat, May 23rd	vs COL	Michael Lorenzen (3-9)	#431	@ ARI	Zac Gallen (3-9)	#169
Sun, May 24th	vs COL	Jose Quintana (2-3)	#429	@ ARI	Ryne Nelson (3-5)	#202
Mon, May 25th	@ SF	Landen Roupp (7-8)	#64	@ LAD	Emmet Sheehan (4-7)	#35
Tue, May 26th	@ SF	Tyler Mahle (2-9)	#83	@ LAD	Eric Lauer (5-5)	#389
Wed, May 27th	@ SF	Trevor McDonald (3-7)	#233	@ LAD	Shohei Ohtani (8-2)	#1
Fri, May 29th	@ SEA	George Kirby (8-8)	#20	vs SF	Logan Webb (5-7)	#16
Sat, May 30th	@ SEA	Bryan Woo (7-6)	#14	vs SF	Adrian Houser (2-7)	#204
Sun, May 31st	@ SEA	Bryce Miller (4-5)	#34	vs SF	Robbie Ray (8-6)	#101
Mon, Jun 1st	vs LAD	Emmet Sheehan (4-7)	#35	@ LAA	Jose Soriano (8-6)	#44
Tue, Jun 2nd	vs LAD	Eric Lauer (5-5)	#389	@ LAA	Grayson Rodriguez (3-3)	#99
Wed, Jun 3rd	vs LAD	Shohei Ohtani (8-2)	#1	@ LAA	Walbert Urena (6-7)	#330
Thu, Jun 4th	vs LAD	Justin Wrobleski (11-2)	#74
Fri, Jun 5th	vs WSH	Foster Griffin (11-2)	#60	vs MIL	Brandon Sproat (3-5)	#147
Sat, Jun 6th	vs WSH	Zack Littell (7-8)	#175	vs MIL	Jacob Misiorowski (10-4)	#8
Sun, Jun 7th	vs WSH	Cade Cavalli (7-4)	#59	vs MIL	Shane Drohan (5-4)	#81
Tue, Jun 9th	@ MIA	Max Meyer (9-1)	#82	vs CHC	Colin Rea (7-7)	#195
Wed, Jun 10th	@ MIA	Ryan Gusto (0-2)	#207	vs CHC	Shota Imanaga (6-8)	#26
Thu, Jun 11th	@ MIA	Tyler Phillips (2-5)	#297	vs CHC	Edward Cabrera (5-4)	#117
Fri, Jun 12th	@ CIN	Nick Lodolo (3-2)	#102	@ ATH	Gage Jump (3-6)	#95
Sat, Jun 13th	@ CIN	Rhett Lowder (3-7)	#298	@ ATH	Joey Estes (0-0)	#426
Sun, Jun 14th	@ CIN	Andrew Abbott (5-6)	#105	@ ATH	Jeffrey Springs (3-9)	#186
Mon, Jun 15th	vs LAA	Walbert Urena (6-7)	#330	@ CHC	Shota Imanaga (6-8)	#26
Tue, Jun 16th	vs LAA	Reid Detmers (3-7)	#40	@ CHC	Edward Cabrera (5-4)	#117
Wed, Jun 17th	vs LAA	Sam Aldegheri (3-4)	#428	@ CHC	Javier Assad (6-1)	#239
Fri, Jun 19th	vs MIN	Connor Prielipp (2-5)	#120	vs PIT	Bubba Chandler (3-8)	#121
Sat, Jun 20th	vs MIN	Taj Bradley (9-4)	#45	vs PIT	Paul Skenes (9-8)	#3
Sun, Jun 21st	vs MIN	Mike Paredes (0-3)	#343	vs PIT	Jared Jones (2-1)	#51
Mon, Jun 22nd	@ STL	Andre Pallante (10-6)	#135	vs BOS	Jake Bennett (6-3)	#93
Tue, Jun 23rd	@ STL	Kyle Leahy (7-4)	#119	vs BOS	Sonny Gray (12-1)	#28
Wed, Jun 24th	@ STL	Matthew Liberatore (5-7)	#110	vs BOS	Ranger Suarez (4-3)	#29
Fri, Jun 26th	@ TB	Nick Martinez (9-2)	#104	@ MIN	Taj Bradley (9-4)	#45
Sat, Jun 27th	@ TB	Cole Sulser		@ MIN	Mike Paredes (0-3)	#343
Sun, Jun 28th	@ TB	Drew Rasmussen (8-5)	#18	@ MIN	Connor Prielipp (2-5)	#120
Mon, Jun 29th	vs SF	Tyler Mahle (2-9)	#83	vs MIA	Sandy Alcantara (10-6)	#58
Tue, Jun 30th	vs SF	Landen Roupp (7-8)	#64	vs MIA	Eury Perez (5-7)	#43
Wed, Jul 1st	vs SF	Trevor McDonald (3-7)	#233	vs MIA	Max Meyer (9-1)	#82
Fri, Jul 3rd	vs MIL	Kyle Harrison (8-2)	#54	vs SF	Logan Webb (5-7)	#16
Sat, Jul 4th	vs MIL	Brandon Woodruff (2-2)		vs SF	Robbie Ray (8-6)	#101
Sun, Jul 5th	vs MIL	Brandon Sproat (3-5)	#147	vs SF	Tyler Mahle (2-9)	#83
Mon, Jul 6th	@ SD	Walker Buehler (6-5)	#274	@ LAD	Eric Lauer (5-5)	#389
Tue, Jul 7th	@ SD	German Marquez (4-2)	#388	@ LAD	Justin Wrobleski (11-2)	#74
Wed, Jul 8th	@ SD	Michael King (6-7)	#50	@ LAD	Roki Sasaki (4-5)	#108
Thu, Jul 9th	@ SD	Griffin Canning (1-9)	#172	@ SF	Carson Whisenhunt (2-0)	#184
Fri, Jul 10th	@ LAD	Kyle Hurt		@ SF	Robbie Ray (8-6)	#101
Sat, Jul 11th	@ LAD	Yoshinobu Yamamoto (10-6)	#11	@ SF	Tyler Mahle (2-9)	#83
Sun, Jul 12th	@ LAD	Emmet Sheehan (4-7)	#35	@ SF	Trevor McDonald (3-7)	#233
Fri, Jul 17th	vs STL	Michael McGreevy (4-8)	#84	vs CIN	Brady Singer (5-9)	#155
Sat, Jul 18th	vs STL	Dustin May (5-7)	#47	vs CIN	Rhett Lowder (3-7)	#298
Sun, Jul 19th	vs STL	Andre Pallante (10-6)	#135	vs CIN	Hunter Greene (2-1)	#17
Mon, Jul 20th	vs ATH	Jeffrey Springs (3-9)	#186	vs WSH	Andrew Alvarez (2-3)	#148
Tue, Jul 21st	vs ATH	Jack Perkins (2-5)	#106	vs WSH	Carson Palmquist (0-1)	#318
Wed, Jul 22nd	vs ATH	Gage Jump (3-6)	#95	vs WSH	Cade Cavalli (7-4)	#59
Thu, Jul 23rd	@ STL	Michael McGreevy (4-8)	#84
Fri, Jul 24th	@ WSH	Carson Palmquist (0-1)	#318	@ MIL	Shane Drohan (5-4)	#81
Sat, Jul 25th	@ WSH	Foster Griffin (11-2)	#60	@ MIL	Robert Gasser (2-4)	#129
Sun, Jul 26th	@ WSH	Miles Mikolas (3-7)	#308	@ MIL	Jacob Misiorowski (10-4)	#8
Mon, Jul 27th	@ PIT	Bubba Chandler (3-8)	#121
Tue, Jul 28th	@ PIT	Mitch Keller (6-7)	#132	@ SD	Michael King (6-7)	#50
Wed, Jul 29th	@ PIT	Jared Jones (2-1)	#51	@ SD	Griffin Canning (1-9)	#172
Fri, Jul 31st	@ CLE	Tanner Bibee (4-9)	#46	vs KC	Michael Wacha (5-7)	#68
Sat, Aug 1st	@ CLE	Parker Messick (8-5)	#48	vs KC	Luinder Avila (5-3)	#267
Sun, Aug 2nd	@ CLE	Slade Cecconi (4-7)	#111	vs KC	Seth Lugo (4-6)	#139
Mon, Aug 3rd	vs SD			vs TB
Tue, Aug 4th	vs SD			vs TB
Wed, Aug 5th	vs SD			vs TB
Thu, Aug 6th	vs SD
Fri, Aug 7th	vs LAD			@ STL
Sat, Aug 8th	vs LAD			@ STL
Sun, Aug 9th	vs LAD			@ STL
Mon, Aug 10th	vs COL			@ ARI
Tue, Aug 11th	vs COL			@ ARI
Wed, Aug 12th	vs COL			@ ARI
Fri, Aug 14th	@ ATL			@ SF
Sat, Aug 15th	@ ATL			@ SF
Sun, Aug 16th	@ ATL			@ SF
Mon, Aug 17th	@ BOS			vs LAD
Tue, Aug 18th	@ BOS			vs LAD
Wed, Aug 19th	@ BOS			vs LAD
Fri, Aug 21st	vs CIN			vs CLE
Sat, Aug 22nd	vs CIN			vs CLE
Sun, Aug 23rd	vs CIN			vs CLE
Mon, Aug 24th	vs CHC			@ WSH
Tue, Aug 25th	vs CHC			@ WSH
Wed, Aug 26th	vs CHC			@ WSH
Thu, Aug 27th	@ SF			@ WSH
Fri, Aug 28th	@ SF			@ ATL
Sat, Aug 29th	@ SF			@ ATL
Mon, Aug 31st	vs PHI			vs BAL
Tue, Sep 1st	vs PHI			vs BAL
Wed, Sep 2nd	vs PHI			vs BAL
Fri, Sep 4th	@ HOU			vs STL
Sat, Sep 5th	@ HOU			vs STL
Sun, Sep 6th	@ HOU			vs STL
Mon, Sep 7th	@ KC
Tue, Sep 8th	@ KC			@ NYY
Wed, Sep 9th	@ KC			@ NYY
Fri, Sep 11th	vs TEX			@ DET
Sat, Sep 12th	vs TEX			@ DET
Sun, Sep 13th	vs TEX			@ DET
Mon, Sep 14th	vs MIA			vs SD
Tue, Sep 15th	vs MIA			vs SD
Wed, Sep 16th	vs MIA			vs SD
Fri, Sep 18th	vs NYY			vs SEA
Sat, Sep 19th	vs NYY			vs SEA
Sun, Sep 20th	vs NYY			vs SEA
Tue, Sep 22nd	@ COL			vs ARI
Wed, Sep 23rd	@ COL			vs ARI
Thu, Sep 24th	@ COL			vs ARI
Fri, Sep 25th	@ SD			@ CWS
Sat, Sep 26th	@ SD			@ CWS
Sun, Sep 27th	@ SD			@ CWS
Sun, Mar 29th				@ MIA	Max Meyer (9-1)	#82
Mon, Apr 6th				vs HOU	Cody Bolton (0-1)	#310
Thu, Apr 16th				@ HOU	Ryan Weiss (0-3)	#384
Mon, Apr 20th				vs LAD	Justin Wrobleski (11-2)	#74
Fri, Apr 24th				@ NYM	Freddy Peralta (5-9)	#42
Mon, May 4th				vs NYM	Huascar Brazoban (4-2)	#194
Thu, May 14th				@ PIT	Mason Montgomery (3-3)	#125
Thu, Jul 2nd				vs MIA	Ryan Gusto (0-2)	#207
Sun, Aug 30th				@ ATL
Thu, Sep 10th				@ NYY
Thu, Sep 17th				vs SD

Who Should I Trade?

Jonathan Loaisiga for RJ Petit (2026)

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