Who Should I Trade?

Jagger Haynes for Sem Robberse (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick	Experts' Pick
	Jagger Haynes SP - SD	Sem Robberse SP - STL
Expert Recommendation	0% Recommended by 0 of 0 experts	0% Recommended by 0 of 0 experts
Rankings

Rest of Season	‐	‐
VBR	# 1025	‐

Projections

Strikeouts	2	2
Wins	0	0
Saves	0	0
ERA	5.07	4.30
WHIP	1.41	1.43

Misc

Injury Alert	MiLB	MiLB

Expert Ranks

Who Should I Trade? Player Statistics
	Jagger Haynes SP - SD	Sem Robberse SP - STL
2026 Stats


Games Played	‐	‐

Games Started	‐	‐

Innings Pitched	‐	‐

Wins	‐	‐

Losses	‐	‐

Saves	‐	‐

Blown Saves	‐	‐

Holds	‐	‐

Hits Allowed	‐	‐

Earned Runs	‐	‐

Home Runs Allowed	‐	‐

Strikeouts	‐	‐

Walks	‐	‐

ERA	‐	‐

WHIP	‐	‐

Who Should I Trade? Player Projections
	Jagger Haynes SP - SD	Sem Robberse SP - STL
2026 Projections


Games Played	9	11

Games Started	1	1

Innings Pitched	2.4	2.1

Wins	0	0

Losses	0	0

Saves	0	0

Blown Saves	0	0

Holds	0	0

Hits Allowed	2	3

Earned Runs	1	1

Home Runs Allowed	0	1

Strikeouts	2	2

Walks	1	1

ERA	5.07	4.30

WHIP	1.41	1.43

Who Should I Trade? Player Notes
	Jagger Haynes SP - SD	Sem Robberse SP - STL
News
		The Cardinals reassigned RHP Sem Robberse to minor league camp. Ari Koslow Tue, Mar 3rd
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Jagger Haynes SP - SD			Sem Robberse SP - STL
Thu, Mar 26th	vs DET	Tarik Skubal (7-5)	#2	vs TB	Drew Rasmussen (10-5)	#20
Fri, Mar 27th	vs DET	Framber Valdez (6-7)	#32
Sat, Mar 28th	vs DET	Jack Flaherty (3-8)	#94	vs TB	Joe Boyle (0-1)	#199
Mon, Mar 30th	vs SF	Landen Roupp (7-9)	#63	vs NYM	Clay Holmes (4-4)	#121
Tue, Mar 31st	vs SF	Logan Webb (6-7)	#18	vs NYM	Kodai Senga (0-8)	#198
Wed, Apr 1st	vs SF	Adrian Houser (2-7)	#239	vs NYM	Freddy Peralta (5-9)	#40
Fri, Apr 3rd	@ BOS	Sonny Gray (13-2)	#28	@ DET	Framber Valdez (6-7)	#32
Sat, Apr 4th	@ BOS	Connelly Early (7-5)	#163	@ DET	Jack Flaherty (3-8)	#94
Sun, Apr 5th	@ BOS	Ranger Suarez (4-3)	#22	@ DET	Keider Montero (7-6)	#145
Mon, Apr 6th	@ PIT	Bubba Chandler (3-8)	#103	@ WSH	Zack Littell (7-8)	#211
Tue, Apr 7th	@ PIT	Paul Skenes (9-9)	#4	@ WSH	Cade Cavalli (8-4)	#54
Wed, Apr 8th	@ PIT	Mitch Keller (6-7)	#112	@ WSH	Miles Mikolas (3-8)	#295
Thu, Apr 9th	vs COL	Jimmy Herget (0-4)	#257
Fri, Apr 10th	vs COL	Tomoyuki Sugano (11-4)	#437	vs BOS	Connelly Early (7-5)	#163
Sat, Apr 11th	vs COL	Ryan Feltner (4-5)	#435	vs BOS	Ranger Suarez (4-3)	#22
Sun, Apr 12th	vs COL	Kyle Freeland (2-10)	#394	vs BOS	Brayan Bello (3-6)	#111
Tue, Apr 14th	vs SEA	Bryan Woo (7-8)	#13	vs CLE	Joey Cantillo (8-6)	#88
Wed, Apr 15th	vs SEA	Emerson Hancock (6-5)	#105	vs CLE	Slade Cecconi (4-7)	#135
Thu, Apr 16th	vs SEA	Luis Castillo (3-9)	#61
Fri, Apr 17th	@ LAA	Jose Soriano (9-6)	#52	@ HOU	Peter Lambert (8-5)	#153
Sat, Apr 18th	@ LAA	Yusei Kikuchi (0-3)	#122	@ HOU	Lance McCullers Jr. (2-3)	#284
Sun, Apr 19th	@ LAA	Walbert Urena (6-7)	#294	@ HOU	Mike Burrows (4-9)	#210
Tue, Apr 21st	@ COL	Jimmy Herget (0-4)	#257	@ MIA	Chris Paddack (0-7)
Wed, Apr 22nd	@ COL	Tomoyuki Sugano (11-4)	#437	@ MIA	Janson Junk (5-6)	#120
Thu, Apr 23rd	@ COL	Ryan Feltner (4-5)	#435
Sat, Apr 25th	@ ARI	Zac Gallen (3-9)	#172	vs SEA	Bryan Woo (7-8)	#13
Sun, Apr 26th	@ ARI	Ryne Nelson (3-5)	#207	vs SEA	Emerson Hancock (6-5)	#105
Mon, Apr 27th	vs CHC	Matthew Boyd (6-1)	#37	@ PIT	Mason Montgomery (4-3)	#100
Tue, Apr 28th	vs CHC	Edward Cabrera (5-4)	#76	@ PIT	Braxton Ashcraft (11-4)	#31
Wed, Apr 29th	vs CHC	Jameson Taillon (2-6)	#220	@ PIT	Bubba Chandler (3-8)	#103
Fri, May 1st	vs CWS	Noah Schultz (3-8)	#209	vs LAD	Emmet Sheehan (4-7)	#48
Sat, May 2nd	vs CWS	Sean Burke (7-5)	#64	vs LAD	Roki Sasaki (5-5)	#92
Sun, May 3rd	vs CWS	Anthony Kay (7-5)	#182	vs LAD	Justin Wrobleski (11-2)	#80
Mon, May 4th	@ SF	Trevor McDonald (3-7)		vs MIL	Chad Patrick (6-4)	#117
Tue, May 5th	@ SF	Logan Webb (6-7)	#18
Wed, May 6th	@ SF	Adrian Houser (2-7)	#239	vs MIL	Brandon Sproat (3-6)	#141
Thu, May 7th	vs STL	Matthew Liberatore (5-8)	#118	@ SD	Michael King (6-7)	#57
Fri, May 8th	vs STL	Michael McGreevy (4-9)	#95	@ SD	Griffin Canning (2-9)	#155
Sat, May 9th	vs STL	Dustin May (5-7)	#55	@ SD	Randy Vasquez (6-6)	#252
Sun, May 10th	vs STL	Kyle Leahy (7-4)	#125	@ SD	Walker Buehler (6-5)	#213
Tue, May 12th	@ MIL	Brandon Sproat (3-6)	#141	@ ATH	Jeffrey Springs (3-11)	#246
Wed, May 13th	@ MIL	Jacob Misiorowski (11-4)	#5	@ ATH	J.T. Ginn (8-6)	#160
Thu, May 14th	@ MIL	Kyle Harrison (8-2)	#43	@ ATH	Jacob Lopez (5-4)	#185
Fri, May 15th	@ SEA	Emerson Hancock (6-5)	#105	vs KC	Michael Wacha (5-8)	#73
Sat, May 16th	@ SEA	Logan Gilbert (8-6)	#10	vs KC	Noah Cameron (5-8)	#84
Sun, May 17th	@ SEA	George Kirby (8-9)	#21	vs KC	Stephen Kolek (4-3)	#357
Mon, May 18th	vs LAD	Yoshinobu Yamamoto (11-7)	#12
Tue, May 19th	vs LAD	Emmet Sheehan (4-7)	#48	vs PIT	Mitch Keller (6-7)	#112
Wed, May 20th	vs LAD	Shohei Ohtani (8-2)	#1	vs PIT	Carmen Mlodzinski (6-3)	#119
Fri, May 22nd	vs ATH	Jeffrey Springs (3-11)	#246
Sat, May 23rd	vs ATH	J.T. Ginn (8-6)	#160	@ CIN	Chase Petty (1-2)	#391
Sun, May 24th	vs ATH	Luis Medina (2-3)	#223
Mon, May 25th	vs PHI	Jesus Luzardo (9-5)	#11	@ MIL	Jacob Misiorowski (11-4)	#5
Tue, May 26th	vs PHI	Aaron Nola (3-9)	#59	@ MIL	Kyle Harrison (8-2)	#43
Wed, May 27th	vs PHI	Cristopher Sanchez (14-4)	#3	@ MIL	Chad Patrick (6-4)	#117
Fri, May 29th	@ WSH	Paxton Schultz		vs CHC	Shota Imanaga (7-9)	#23
Sat, May 30th	@ WSH	Foster Griffin (12-3)	#56	vs CHC	Ben Brown (4-2)	#93
Sun, May 31st	@ WSH	Zack Littell (7-8)	#211	vs CHC	Jordan Wicks (0-2)	#226
Tue, Jun 2nd	@ PHI	Aaron Nola (3-9)	#59	vs TEX	Nathan Eovaldi (10-9)	#15
Wed, Jun 3rd	@ PHI	Cristopher Sanchez (14-4)	#3	vs TEX	MacKenzie Gore (6-9)	#35
Thu, Jun 4th	@ PHI	Zack Wheeler (10-2)	#6
Fri, Jun 5th	vs NYM	Christian Scott (3-3)	#50	vs CIN	Brady Singer (5-10)	#151
Sat, Jun 6th	vs NYM	Nolan McLean (7-7)	#34	vs CIN	Nick Lodolo (3-2)	#114
Sun, Jun 7th	vs NYM	Huascar Brazoban (5-2)	#184	vs CIN	Rhett Lowder (3-7)	#277
Mon, Jun 8th	vs CIN	Andrew Abbott (5-7)	#106
Tue, Jun 9th	vs CIN	Chase Burns (12-1)	#29	@ NYM	Freddy Peralta (5-9)	#40
Wed, Jun 10th	vs CIN	Brady Singer (5-10)	#151	@ NYM	Austin Warren
Fri, Jun 12th	@ BAL	Shane Baz (4-10)	#70	@ MIN	Joe Ryan (6-7)	#19
Sat, Jun 13th	@ BAL	Trey Gibson (1-3)	#297	@ MIN	Connor Prielipp (3-5)	#99
Sun, Jun 14th	@ BAL	Trevor Rogers (6-7)	#66	@ MIN	Taj Bradley (9-4)	#51
Mon, Jun 15th	@ STL	Dustin May (5-7)	#55	vs SD	Wandy Peralta (2-2)	#244
Tue, Jun 16th	@ STL	Andre Pallante (11-6)	#109	vs SD	Michael King (6-7)	#57
Wed, Jun 17th	@ STL	Kyle Leahy (7-4)	#125	vs SD	Bradgley Rodriguez (2-2)	#165
Fri, Jun 19th	@ TEX	Jacob deGrom (7-7)	#7	@ KC	Seth Lugo (4-6)	#129
Sat, Jun 20th	@ TEX	MacKenzie Gore (6-9)	#35
Sun, Jun 21st	@ TEX	Nathan Eovaldi (10-9)	#15	@ KC	Stephen Kolek (4-3)	#357
Mon, Jun 22nd	vs ATL	Grant Holmes (6-4)	#144	vs ARI	Merrill Kelly (8-8)	#124
Tue, Jun 23rd	vs ATL	JR Ritchie (1-2)	#278	vs ARI	Eduardo Rodriguez (10-3)	#128
Wed, Jun 24th	vs ATL	Martin Perez (7-6)	#216	vs ARI	Mitch Bratt (0-1)	#204
Fri, Jun 26th	vs LAD	Roki Sasaki (5-5)	#92	vs MIA	Max Meyer (9-1)	#75
Sat, Jun 27th	vs LAD	Yoshinobu Yamamoto (11-7)	#12	vs MIA	Ryan Gusto (0-2)	#236
Sun, Jun 28th	vs LAD	Emmet Sheehan (4-7)	#48	vs MIA	Tyler Phillips (3-5)	#283
Mon, Jun 29th	@ CHC	Shota Imanaga (7-9)	#23
Tue, Jun 30th	@ CHC	Matthew Boyd (6-1)	#37	@ ATL	Martin Perez (7-6)	#216
Wed, Jul 1st	@ CHC	Colin Rea (8-7)	#176	@ ATL	Reynaldo Lopez (4-3)	#82
Thu, Jul 2nd	@ LAD	Roki Sasaki (5-5)	#92	@ ATL	Hurston Waldrep (0-1)	#322
Fri, Jul 3rd	@ LAD	Shohei Ohtani (8-2)	#1	@ CHC	David Peterson (6-7)	#89
Sat, Jul 4th	@ LAD	Yoshinobu Yamamoto (11-7)	#12	@ CHC	Shota Imanaga (7-9)	#23
Sun, Jul 5th	@ LAD	Emmet Sheehan (4-7)	#48	@ CHC	Javier Assad (6-1)	#161
Mon, Jul 6th	vs ARI	Brandon Pfaadt (5-1)	#77	vs MIL	Shane Drohan (6-4)	#72
Tue, Jul 7th	vs ARI	Zac Gallen (3-9)	#172	vs MIL	Robert Gasser (3-4)	#115
Wed, Jul 8th	vs ARI			vs MIL	Kyle Harrison (8-2)	#43
Thu, Jul 9th	vs ARI	Merrill Kelly (8-8)	#124	vs MIL	Logan Henderson (5-1)	#36
Fri, Jul 10th	vs TOR	Shane Bieber (2-2)	#91	vs ATL	Chris Sale (12-6)	#8
Sat, Jul 11th	vs TOR	Trey Yesavage (5-5)	#68	vs ATL	Reynaldo Lopez (4-3)	#82
Sun, Jul 12th	vs TOR	Kevin Gausman (5-10)	#27	vs ATL	Danny Young
Fri, Jul 17th	@ KC	Seth Lugo (4-6)	#129	@ ARI	Merrill Kelly (8-8)	#124
Sat, Jul 18th	@ KC	Randy Dobnak (1-0)	#434	@ ARI	Brandon Pfaadt (5-1)	#77
Sun, Jul 19th	@ KC	Noah Cameron (5-8)	#84	@ ARI	Eduardo Rodriguez (10-3)	#128
Mon, Jul 20th	@ ATL	Bryce Elder (7-6)	#136	@ LAA	Jose Soriano (9-6)	#52
Tue, Jul 21st	@ ATL	Reynaldo Lopez (4-3)	#82	@ LAA	Walbert Urena (6-7)	#294
Wed, Jul 22nd	@ ATL	Martin Perez (7-6)	#216	@ LAA	Reid Detmers (3-7)	#33
Thu, Jul 23rd	@ ATL	Chris Sale (12-6)	#8	vs ARI	Brandon Pfaadt (5-1)	#77
Fri, Jul 24th	@ MIA	Ryan Gusto (0-2)	#236	vs CIN	Rhett Lowder (3-7)	#277
Sat, Jul 25th	@ MIA	Eury Perez (5-8)	#41	vs CIN	Hunter Greene (2-2)	#26
Sun, Jul 26th	@ MIA	Janson Junk (5-6)	#120	vs CIN	Andrew Abbott (5-7)	#106
Tue, Jul 28th	vs COL	Michael Lorenzen (3-9)	#436	vs CHC	Colin Rea (8-7)	#176
Wed, Jul 29th	vs COL	Gabriel Hughes (0-3)	#248	vs CHC	Matthew Boyd (6-1)	#37
Thu, Jul 30th	vs SF	Robbie Ray (10-6)	#96	vs CHC	Javier Assad (6-1)	#161
Fri, Jul 31st	vs SF	Carson Whisenhunt (2-2)	#179	@ TOR	Dylan Cease (7-5)	#9
Sat, Aug 1st	vs SF	Tyler Mahle (3-9)	#78	@ TOR	Kevin Gausman (5-10)	#27
Sun, Aug 2nd	vs SF	Landen Roupp (7-9)	#63	@ TOR	Max Scherzer (1-4)	#149
Mon, Aug 3rd	@ ARI	Brandon Pfaadt (5-1)	#77	@ NYY	Cam Schlittler (10-6)	#14
Tue, Aug 4th	@ ARI	Eduardo Rodriguez (10-3)	#128	@ NYY	Ryan Weathers (4-7)	#71
Wed, Aug 5th	@ ARI	Mitch Bratt (0-1)	#204	@ NYY	Will Warren (8-5)	#69
Thu, Aug 6th	@ ARI	Kohl Drake (0-0)	#281
Fri, Aug 7th	vs HOU			vs COL	Ryan Feltner (4-5)	#435
Sat, Aug 8th	vs HOU	Peter Lambert (8-5)	#153	vs COL	Kyle Freeland (2-10)	#394
Sun, Aug 9th	vs HOU	Tatsuya Imai (6-4)	#139	vs COL	Michael Lorenzen (3-9)	#436
Mon, Aug 10th	vs MIL	Kyle Harrison (8-2)	#43	vs PHI	Andrew Painter (1-8)	#206
Tue, Aug 11th	vs MIL			vs PHI	Cristopher Sanchez (14-4)	#3
Wed, Aug 12th	vs MIL			vs PHI
Fri, Aug 14th	@ CLE			@ CHC
Sat, Aug 15th	@ CLE			@ CHC
Sun, Aug 16th	@ CLE			@ CHC
Mon, Aug 17th	@ NYM			@ CIN
Tue, Aug 18th	@ NYM			@ CIN
Wed, Aug 19th	@ NYM			@ CIN
Fri, Aug 21st	vs MIN			@ PHI
Sat, Aug 22nd	vs MIN			@ PHI
Sun, Aug 23rd	vs MIN			@ PHI
Mon, Aug 24th	vs PIT
Tue, Aug 25th	vs PIT			vs BAL
Wed, Aug 26th	vs PIT			vs BAL
Fri, Aug 28th	@ TB			vs PIT
Sat, Aug 29th	@ TB			vs PIT
Sun, Aug 30th	@ TB			vs PIT
Mon, Aug 31st	@ CIN
Tue, Sep 1st	@ CIN			@ LAD
Wed, Sep 2nd	@ CIN			@ LAD
Fri, Sep 4th	vs NYY			@ COL
Sat, Sep 5th	vs NYY			@ COL
Sun, Sep 6th	vs NYY			@ COL
Mon, Sep 7th	vs WSH			@ SF
Tue, Sep 8th	vs WSH			@ SF
Wed, Sep 9th	vs WSH			@ SF
Fri, Sep 11th	@ SF			vs CWS
Sat, Sep 12th	@ SF			vs CWS
Sun, Sep 13th	@ SF			vs CWS
Mon, Sep 14th	@ COL			vs SF
Tue, Sep 15th	@ COL			vs SF
Wed, Sep 16th	@ COL			vs SF
Thu, Sep 17th	@ COL
Fri, Sep 18th	vs MIA			vs WSH
Sat, Sep 19th	vs MIA			vs WSH
Sun, Sep 20th	vs MIA			vs WSH
Tue, Sep 22nd	@ LAD			@ PIT
Wed, Sep 23rd	@ LAD			@ PIT
Thu, Sep 24th	@ LAD			@ PIT
Fri, Sep 25th	vs ARI			@ MIL
Sat, Sep 26th	vs ARI			@ MIL
Sun, Sep 27th	vs ARI			@ MIL
Sun, Mar 29th				vs TB	Steven Matz (4-4)	#186
Mon, Apr 13th				vs CLE	Gavin Williams (10-6)	#24
Mon, Apr 20th				@ MIA	Max Meyer (9-1)	#75
Fri, Apr 24th				vs SEA	George Kirby (8-9)	#21
Thu, Apr 30th				@ PIT	Paul Skenes (9-9)	#4
Thu, May 21st				vs PIT	Braxton Ashcraft (11-4)	#31
Mon, Jun 1st				vs TEX	Jacob deGrom (7-7)	#7
Thu, Jun 11th				@ NYM	Christian Scott (3-3)	#50
Thu, Jun 18th				@ KC	Noah Cameron (5-8)	#84
Mon, Jul 27th				vs CHC	David Peterson (6-7)	#89
Thu, Aug 20th				@ CIN
Thu, Aug 27th				vs BAL
Thu, Sep 3rd				@ LAD

Who Should I Trade?

Jagger Haynes for Sem Robberse (2026)

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