Who Should I Trade?

Greg Weissert for Welinton Herrera (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	Greg Weissert RP - BOS	Welinton Herrera RP - COL
Expert Recommendation	100% Recommended by 2 of 2 experts	0% Recommended by 0 of 2 experts
Rankings

Rest of Season	# 354	‐
VBR	# 590	‐

Projections

Strikeouts	21	1
Wins	1	0
Saves	0	0
ERA	4.18	7.03
WHIP	1.35	1.56

Misc

Injury Alert	-	IL60

Expert Ranks

Kelly Kirby FantasyPros	# 322	‐

Kevin Spinelli KevScores	# 392	‐

Who Should I Trade? Player Statistics
	Greg Weissert RP - BOS	Welinton Herrera RP - COL
2026 Stats


Games Played	41	3

Games Started	0	0

Innings Pitched	39.1	2.1

Wins	2	0

Losses	2	0

Saves	0	0

Blown Saves	2	0

Holds	5	0

Hits Allowed	36	2

Earned Runs	16	0

Home Runs Allowed	6	0

Strikeouts	36	2

Walks	12	1

ERA	3.66	0.00

WHIP	1.22	1.29

Who Should I Trade? Player Projections
	Greg Weissert RP - BOS	Welinton Herrera RP - COL
2026 Projections


Games Played	25	1

Games Started	0	0

Innings Pitched	22.8	0.6

Wins	1	0

Losses	1	0

Saves	0	0

Blown Saves	0	0

Holds	5	0

Hits Allowed	22	1

Earned Runs	11	1

Home Runs Allowed	3	0

Strikeouts	21	1

Walks	8	1

ERA	4.18	7.03

WHIP	1.35	1.56

Who Should I Trade? Player Notes
	Greg Weissert RP - BOS	Welinton Herrera RP - COL
News
	Weissert has a 4.43 ERA across 22.1 innings this season and has allowed 12 of 21 inherited runners to score. Interim manager Chad Tracy brought him in during the sixth inning Thursday with the bases loaded, none out, and the game tied. Bruno Mulé Fri, May 29th	Welinton Herrera will undergo season-ending Tommy John surgery. Nicholas Rodriguez Tue, Jun 30th
		Welinton Herrera is receiving a second opinion on his UCL tear. Nicholas Rodriguez Sat, Jun 6th
		Welinton Herrera (elbow) has been transferred to the 60-day IL by the Colorado Rockies. The move allows an open spot on the 40-man roster for righthander TJ Shook, who was called up on Monday. David Leisering Mon, Jun 1st
		The Rockies placed Welinton Herrera on the 15-day injured list with left elbow inflammation. Ari Koslow Sat, May 30th
		The Rockies recalled LHP Welinton Herrera from Triple-A Albuquerque. Ari Koslow Mon, May 25th
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Greg Weissert RP - BOS			Welinton Herrera RP - COL
Thu, Mar 26th	@ CIN	Andrew Abbott (5-6)	#108
Sat, Mar 28th	@ CIN	Brady Singer (5-9)	#152	@ MIA	Eury Perez (5-7)	#42
Sun, Mar 29th	@ CIN	Rhett Lowder (3-7)	#209	@ MIA	Max Meyer (9-1)	#82
Mon, Mar 30th	@ HOU	Lance McCullers Jr. (2-3)	#183	@ TOR	Cody Ponce (0-0)
Tue, Mar 31st	@ HOU	Hunter Brown (1-1)	#24	@ TOR	Max Scherzer (1-4)	#155
Wed, Apr 1st	@ HOU	Mike Burrows (4-9)	#232	@ TOR	Kevin Gausman (4-9)	#23
Fri, Apr 3rd	vs SD	Michael King (6-7)	#50	vs PHI	Aaron Nola (3-8)	#51
Sat, Apr 4th	vs SD	Randy Vasquez (6-6)	#255	vs PHI	Jesus Luzardo (9-4)	#9
Sun, Apr 5th	vs SD	Walker Buehler (6-5)	#182	vs PHI	Taijuan Walker (1-4)
Mon, Apr 6th	vs MIL	Brandon Woodruff (2-2)		vs HOU	Cody Bolton (0-1)	#321
Tue, Apr 7th	vs MIL	Jacob Misiorowski (10-4)	#10	vs HOU	Mike Burrows (4-9)	#232
Wed, Apr 8th	vs MIL	Shane Drohan (5-3)	#81	vs HOU	Cristian Javier (0-1)	#204
Fri, Apr 10th	@ STL	Dustin May (5-7)	#52	@ SD	Walker Buehler (6-5)	#182
Sat, Apr 11th	@ STL	Kyle Leahy (7-4)	#123	@ SD	German Marquez (4-2)	#361
Sun, Apr 12th	@ STL	Andre Pallante (10-6)	#134	@ SD	Nick Pivetta (1-2)	#95
Mon, Apr 13th	@ MIN	Bailey Ober (7-3)	#89
Tue, Apr 14th	@ MIN	Mick Abel (1-2)		@ HOU	Colton Gordon (0-0)	#239
Wed, Apr 15th	@ MIN	Simeon Woods Richardson (1-7)	#355	@ HOU	Spencer Arrighetti (7-5)	#153
Fri, Apr 17th	vs DET	Casey Mize (4-6)	#39	vs LAD	Tyler Glasnow (3-0)	#76
Sat, Apr 18th	vs DET	Tarik Skubal (6-5)	#2	vs LAD	Emmet Sheehan (4-7)	#37
Sun, Apr 19th	vs DET	Framber Valdez (5-7)	#35	vs LAD	Roki Sasaki (3-5)	#110
Mon, Apr 20th	vs DET	Jack Flaherty (3-8)	#72	vs LAD	Justin Wrobleski (11-2)	#75
Tue, Apr 21st	vs NYY	Luis Gil (1-2)	#301	vs SD	Randy Vasquez (6-6)	#255
Wed, Apr 22nd	vs NYY	Max Fried (4-3)	#16	vs SD	Walker Buehler (6-5)	#182
Thu, Apr 23rd	vs NYY	Cam Schlittler (9-6)	#20	vs SD	Matt Waldron (1-2)	#276
Fri, Apr 24th	@ BAL	Brandon Young (8-2)	#132	@ NYM	Freddy Peralta (5-9)	#43
Sat, Apr 25th	@ BAL	Trevor Rogers (6-7)	#68
Sun, Apr 26th	@ BAL	Kyle Bradish (7-9)	#40	@ NYM	Kodai Senga (0-7)	#199
Mon, Apr 27th	@ TOR	Dylan Cease (6-5)	#8
Tue, Apr 28th	@ TOR	Trey Yesavage (4-5)	#79	@ CIN	Chase Burns (12-1)	#22
Wed, Apr 29th	@ TOR	Eric Lauer (5-5)	#288	@ CIN	Brandon Williamson (2-3)	#419
Fri, May 1st	vs HOU	Mike Burrows (4-9)	#232	vs ATL	Grant Holmes (6-4)	#150
Sat, May 2nd	vs HOU	Spencer Arrighetti (7-5)	#153	vs ATL	Chris Sale (11-6)	#6
Sun, May 3rd	vs HOU	Cody Bolton (0-1)	#321	vs ATL	Spencer Strider (4-2)	#202
Mon, May 4th	@ DET	Tyler Holton (1-4)	#139	vs NYM	Huascar Brazoban (4-2)	#187
Tue, May 5th	@ DET	Framber Valdez (5-7)	#35
Wed, May 6th	@ DET	Jack Flaherty (3-8)	#72	vs NYM	Freddy Peralta (5-9)	#43
Thu, May 7th	vs TB	Griffin Jax (6-7)	#57	vs NYM	Christian Scott (3-2)	#60
Fri, May 8th	vs TB	Jesse Scholtens (5-3)	#350	@ PHI	Jesus Luzardo (9-4)	#9
Sun, May 10th	vs TB	Nick Martinez (9-2)	#106	@ PHI	Cristopher Sanchez (12-4)	#4
Tue, May 12th	vs PHI	Zack Wheeler (10-2)	#5	@ PIT	Paul Skenes (9-8)	#3
Wed, May 13th	vs PHI	Andrew Painter (1-8)	#247	@ PIT	Mitch Keller (6-7)	#115
Thu, May 14th	vs PHI	Jesus Luzardo (9-4)	#9	@ PIT	Mason Montgomery (3-3)	#113
Fri, May 15th	@ ATL	Spencer Strider (4-2)	#202	vs ARI	Merrill Kelly (8-8)	#112
Sat, May 16th	@ ATL	Bryce Elder (6-6)	#146	vs ARI	Eduardo Rodriguez (8-3)	#114
Sun, May 17th	@ ATL	Grant Holmes (6-4)	#150	vs ARI	Michael Soroka (8-3)	#70
Mon, May 18th	@ KC	Seth Lugo (4-6)	#141	vs TEX	MacKenzie Gore (6-8)	#34
Tue, May 19th	@ KC	Bailey Falter (0-2)		vs TEX	Tyler Alexander (1-1)	#184
Wed, May 20th	@ KC	Michael Wacha (5-7)	#69	vs TEX	Jack Leiter (3-7)	#135
Fri, May 22nd	vs MIN	Connor Prielipp (2-5)	#120	@ ARI	Michael Soroka (8-3)	#70
Sat, May 23rd	vs MIN	Taj Bradley (9-4)	#46	@ ARI	Zac Gallen (3-9)	#171
Sun, May 24th	vs MIN	Bailey Ober (7-3)	#89	@ ARI	Ryne Nelson (3-5)	#198
Tue, May 26th	vs ATL	Spencer Strider (4-2)	#202	@ LAD	Eric Lauer (5-5)	#288
Wed, May 27th	vs ATL	Bryce Elder (6-6)	#146	@ LAD	Shohei Ohtani (8-2)	#1
Thu, May 28th	vs ATL	Chris Sale (11-6)	#6
Fri, May 29th	@ CLE	Slade Cecconi (4-7)	#105	vs SF	Logan Webb (5-7)	#14
Sat, May 30th	@ CLE	Parker Messick (8-5)	#49	vs SF	Adrian Houser (2-7)	#214
Sun, May 31st	@ CLE	Tanner Bibee (4-9)	#48	vs SF	Robbie Ray (8-6)	#84
Tue, Jun 2nd	vs BAL	Shane Baz (4-9)	#63	@ LAA	Grayson Rodriguez (3-3)	#109
Wed, Jun 3rd	vs BAL	Chris Bassitt (4-4)	#271	@ LAA	Walbert Urena (6-7)	#243
Thu, Jun 4th	vs BAL	Trevor Rogers (6-7)	#68
Fri, Jun 5th	@ NYY	Ryan Weathers (3-7)	#58	vs MIL	Brandon Sproat (3-5)	#130
Sun, Jun 7th	@ NYY	Cam Schlittler (9-6)	#20	vs MIL	Shane Drohan (5-3)	#81
Mon, Jun 8th	@ TB	Ian Seymour (6-3)	#73
Tue, Jun 9th	@ TB	Nick Martinez (9-2)	#106	vs CHC	Colin Rea (7-7)	#193
Wed, Jun 10th	@ TB	Drew Rasmussen (8-5)	#17	vs CHC	Shota Imanaga (6-8)	#27
Fri, Jun 12th	vs TEX	Jack Leiter (3-7)	#135	@ ATH	Gage Jump (3-6)	#92
Sat, Jun 13th	vs TEX	Jacob deGrom (7-6)	#7	@ ATH	Joey Estes (0-0)	#424
Sun, Jun 14th	vs TEX	Nathan Eovaldi (9-8)	#19	@ ATH	Jeffrey Springs (3-9)	#190
Tue, Jun 16th	vs TOR	Dylan Cease (6-5)	#8	@ CHC	Edward Cabrera (5-4)	#97
Wed, Jun 17th	vs TOR	Braydon Fisher (3-3)	#159	@ CHC	Javier Assad (6-1)	#234
Thu, Jun 18th	vs TOR	Trey Yesavage (4-5)	#79
Fri, Jun 19th	@ SEA	Bryce Miller (4-4)	#38	vs PIT	Bubba Chandler (3-8)	#124
Sat, Jun 20th	@ SEA	Emerson Hancock (6-4)	#94	vs PIT	Paul Skenes (9-8)	#3
Sun, Jun 21st	@ SEA	Logan Gilbert (8-6)	#11	vs PIT	Jared Jones (2-1)	#47
Mon, Jun 22nd	@ COL	Ryan Feltner (3-4)	#433	vs BOS	Jake Bennett (6-3)	#100
Tue, Jun 23rd	@ COL	Sean Sullivan (0-3)	#430	vs BOS	Sonny Gray (12-1)	#28
Wed, Jun 24th	@ COL	Kyle Freeland (2-9)	#268	vs BOS	Ranger Suarez (4-3)	#30
Thu, Jun 25th	vs NYY	Cam Schlittler (9-6)	#20
Fri, Jun 26th	vs NYY	Will Warren (7-4)	#62	@ MIN	Taj Bradley (9-4)	#46
Sat, Jun 27th	vs NYY	Gerrit Cole (3-5)	#29	@ MIN	Mike Paredes (0-3)	#313
Sun, Jun 28th	vs NYY	Carlos Rodon (4-2)	#87	@ MIN	Connor Prielipp (2-5)	#120
Mon, Jun 29th	vs WSH	Miles Mikolas (3-7)	#312	vs MIA	Sandy Alcantara (10-6)	#54
Tue, Jun 30th	vs WSH	Cade Cavalli (7-4)	#61	vs MIA	Eury Perez (5-7)	#42
Wed, Jul 1st	vs WSH	Brad Lord (5-2)	#200	vs MIA	Max Meyer (9-1)	#82
Fri, Jul 3rd	@ LAA	Reid Detmers (3-7)	#41	vs SF	Logan Webb (5-7)	#14
Sat, Jul 4th	@ LAA	Sam Aldegheri (3-4)	#429	vs SF	Robbie Ray (8-6)	#84
Sun, Jul 5th	@ LAA	Ryan Johnson (2-4)	#167	vs SF	Tyler Mahle (2-9)	#85
Tue, Jul 7th	@ CWS	Noah Schultz (3-7)	#230	@ LAD	Justin Wrobleski (11-2)	#75
Wed, Jul 8th	@ CWS	Davis Martin (9-5)	#91	@ LAD	Roki Sasaki (3-5)	#110
Thu, Jul 9th	@ CWS	Anthony Kay (7-4)	#201	@ SF	Carson Whisenhunt (2-0)	#176
Fri, Jul 10th	@ NYM	Nolan McLean (7-6)	#31	@ SF	Robbie Ray (8-6)	#84
Sat, Jul 11th	@ NYM	Freddy Peralta (5-9)	#43	@ SF	Tyler Mahle (2-9)	#85
Sun, Jul 12th	@ NYM	Zac Thornton (1-1)	#160	@ SF	Trevor McDonald (3-7)	#242
Fri, Jul 17th	vs TB	Mason Englert (0-3)	#172	vs CIN	Brady Singer (5-9)	#152
Sat, Jul 18th	vs TB	Ian Seymour (6-3)	#73	vs CIN	Rhett Lowder (3-7)	#209
Sun, Jul 19th	vs TB	Shane McClanahan (8-6)	#33	vs CIN	Hunter Greene (2-1)	#18
Mon, Jul 20th	vs BAL	Shane Baz (4-9)	#63	vs WSH	Andrew Alvarez (2-3)	#151
Wed, Jul 22nd	vs BAL	Kyle Bradish (7-9)	#40	vs WSH	Cade Cavalli (7-4)	#61
Fri, Jul 24th	vs TOR	Trey Yesavage (4-5)	#79	@ MIL	Shane Drohan (5-3)	#81
Sat, Jul 25th	vs TOR	Dylan Cease (6-5)	#8	@ MIL	Robert Gasser (2-4)	#133
Sun, Jul 26th	vs TOR	Kevin Gausman (4-9)	#23	@ MIL	Jacob Misiorowski (10-4)	#10
Mon, Jul 27th	@ ATH	Jack Perkins (2-5)	#118
Tue, Jul 28th	@ ATH	Gage Jump (3-6)	#92	@ SD	Michael King (6-7)	#50
Wed, Jul 29th	@ ATH	Jacob Lopez (4-4)	#238	@ SD	Griffin Canning (1-9)	#165
Thu, Jul 30th	@ ATH	Mason Barnett (1-0)	#327
Fri, Jul 31st	@ LAD	Yoshinobu Yamamoto (10-6)	#12	vs KC	Michael Wacha (5-7)	#69
Sat, Aug 1st	@ LAD	Emmet Sheehan (4-7)	#37	vs KC	Luinder Avila (5-3)	#275
Sun, Aug 2nd	@ LAD			vs KC	Seth Lugo (4-6)	#141
Tue, Aug 4th	vs CWS			vs TB
Wed, Aug 5th	vs CWS			vs TB
Thu, Aug 6th	vs CWS
Fri, Aug 7th	vs ATH			@ STL
Sat, Aug 8th	vs ATH			@ STL
Sun, Aug 9th	vs ATH			@ STL
Mon, Aug 10th	@ TOR			@ ARI
Tue, Aug 11th	@ TOR			@ ARI
Wed, Aug 12th	@ TOR			@ ARI
Thu, Aug 13th	@ TOR
Fri, Aug 14th	@ PIT			@ SF
Sat, Aug 15th	@ PIT			@ SF
Sun, Aug 16th	@ PIT			@ SF
Mon, Aug 17th	vs ARI			vs LAD
Tue, Aug 18th	vs ARI			vs LAD
Wed, Aug 19th	vs ARI			vs LAD
Fri, Aug 21st	vs SF			vs CLE
Sat, Aug 22nd	vs SF			vs CLE
Sun, Aug 23rd	vs SF			vs CLE
Mon, Aug 24th	@ MIA			@ WSH
Tue, Aug 25th	@ MIA			@ WSH
Wed, Aug 26th	@ MIA			@ WSH
Fri, Aug 28th	@ NYY			@ ATL
Sat, Aug 29th	@ NYY			@ ATL
Sun, Aug 30th	@ NYY			@ ATL
Mon, Aug 31st	vs SEA			vs BAL
Tue, Sep 1st	vs SEA			vs BAL
Wed, Sep 2nd	vs SEA			vs BAL
Thu, Sep 3rd	@ BAL
Fri, Sep 4th	@ BAL			vs STL
Sat, Sep 5th	@ BAL			vs STL
Sun, Sep 6th	@ BAL			vs STL
Mon, Sep 7th	vs LAA
Tue, Sep 8th	vs LAA			@ NYY
Wed, Sep 9th	vs LAA			@ NYY
Fri, Sep 11th	vs KC			@ DET
Sat, Sep 12th	vs KC			@ DET
Sun, Sep 13th	vs KC			@ DET
Tue, Sep 15th	@ TEX			vs SD
Wed, Sep 16th	@ TEX			vs SD
Thu, Sep 17th	@ TEX			vs SD
Fri, Sep 18th	@ TB			vs SEA
Sat, Sep 19th	@ TB			vs SEA
Sun, Sep 20th	@ TB			vs SEA
Tue, Sep 22nd	vs CLE			vs ARI
Wed, Sep 23rd	vs CLE			vs ARI
Thu, Sep 24th	vs CLE			vs ARI
Fri, Sep 25th	vs CHC			@ CWS
Sat, Sep 26th	vs CHC			@ CWS
Sun, Sep 27th	vs CHC			@ CWS
Fri, Mar 27th				@ MIA	Sandy Alcantara (10-6)	#54
Thu, Apr 9th				@ SD	Randy Vasquez (6-6)	#255
Thu, Apr 16th				@ HOU	Ryan Weiss (0-3)	#396
Thu, Apr 30th				@ CIN	Andrew Abbott (5-6)	#108
Sat, May 9th				@ PHI	Aaron Nola (3-8)	#51
Thu, May 21st				@ ARI	Eduardo Rodriguez (8-3)	#114
Mon, May 25th				@ LAD	Emmet Sheehan (4-7)	#37
Mon, Jun 1st				@ LAA	Jose Soriano (8-6)	#45
Sat, Jun 6th				vs MIL	Jacob Misiorowski (10-4)	#10
Thu, Jun 11th				vs CHC	Edward Cabrera (5-4)	#97
Mon, Jun 15th				@ CHC	Shota Imanaga (6-8)	#27
Thu, Jul 2nd				vs MIA	Ryan Gusto (0-2)	#226
Mon, Jul 6th				@ LAD	Eric Lauer (5-5)	#288
Tue, Jul 21st				vs WSH	Carson Palmquist (0-1)	#297
Mon, Aug 3rd				vs TB
Thu, Aug 27th				@ WSH
Thu, Sep 10th				@ NYY
Mon, Sep 14th				vs SD

Who Should I Trade?

Greg Weissert for Welinton Herrera (2026)

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