Who Should I Trade?

Grant Hartwig for William Kempner (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	William Kempner RP - MIA	Grant Hartwig RP - MIN
Expert Recommendation	100% Recommended by 1 of 1 experts	0% Recommended by 0 of 1 experts
Rankings

Rest of Season	‐	‐
VBR	# 807	‐

Projections

Strikeouts	10	1
Wins	1	0
Saves	0	0
ERA	4.37	7.63
WHIP	1.55	1.69

Misc

Injury Alert	IL15	MiLB

Expert Ranks

Kelly Kirby FantasyPros	# 391	‐

Who Should I Trade? Player Statistics
	William Kempner RP - MIA	Grant Hartwig RP - MIN
2026 Stats


Games Played	9	‐

Games Started	0	‐

Innings Pitched	12.1	‐

Wins	1	‐

Losses	0	‐

Saves	0	‐

Blown Saves	0	‐

Holds	0	‐

Hits Allowed	8	‐

Earned Runs	4	‐

Home Runs Allowed	1	‐

Strikeouts	14	‐

Walks	4	‐

ERA	2.92	‐

WHIP	0.97	‐

Who Should I Trade? Player Projections
	William Kempner RP - MIA	Grant Hartwig RP - MIN
2026 Projections


Games Played	11	13

Games Started	0	0

Innings Pitched	9.2	0.6

Wins	1	0

Losses	1	0

Saves	0	0

Blown Saves	0	0

Holds	0	0

Hits Allowed	8	1

Earned Runs	4	1

Home Runs Allowed	1	0

Strikeouts	10	1

Walks	5	1

ERA	4.37	7.63

WHIP	1.55	1.69

Who Should I Trade? Player Notes
	William Kempner RP - MIA	Grant Hartwig RP - MIN
News
	William Kempner remains shut down from throwing. Ari Koslow Fri, Jul 17th
	The Miami Marlins placed William Kempner on the 15-day injured list on Sunday due to a right elbow sprain. Nicholas Rodriguez Sun, Jul 12th
	The Marlins recalled William Kempner from Triple-A Jacksonville. Ari Koslow Fri, Jul 3rd
	The Marlins optioned RHP Will Kempner to Triple-A Jacksonville. Ari Koslow Tue, Jun 16th
	The Marlins recalled RHP William Kempner from Triple-A Jacksoville. Ari Koslow Sat, May 30th
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	William Kempner RP - MIA			Grant Hartwig RP - MIN
Thu, Mar 26th				@ BAL	Trevor Rogers (6-7)	#76
Sat, Mar 28th	vs COL	Michael Lorenzen (3-9)	#430	@ BAL	Kyle Bradish (6-9)	#42
Sun, Mar 29th	vs COL	Jose Quintana (2-3)	#436	@ BAL	Shane Baz (4-9)	#69
Mon, Mar 30th	vs CWS	Davis Martin (9-4)	#83	@ KC	Kris Bubic (3-2)	#132
Wed, Apr 1st	vs CWS	Shane Smith (0-2)	#163	@ KC	Noah Cameron (5-7)	#78
Thu, Apr 2nd				@ KC	Cole Ragans (1-4)
Fri, Apr 3rd	@ NYY	Will Warren (7-4)	#67	vs TB	Joe Boyle (0-1)	#169
Sat, Apr 4th	@ NYY	Ryan Weathers (3-7)	#44	vs TB	Steven Matz (4-4)	#206
Sun, Apr 5th	@ NYY	Max Fried (4-3)	#32	vs TB	Nick Martinez (8-2)	#90
Mon, Apr 6th	vs CIN	Brandon Williamson (2-3)	#427	vs DET	Casey Mize (4-6)	#39
Tue, Apr 7th	vs CIN	Andrew Abbott (5-5)	#92	vs DET	Tarik Skubal (5-5)	#2
Wed, Apr 8th	vs CIN	Brady Singer (4-9)	#141	vs DET	Framber Valdez (5-6)	#31
Thu, Apr 9th	vs CIN	Rhett Lowder (3-6)	#211	vs DET	Jack Flaherty (3-8)	#57
Fri, Apr 10th	@ DET	Keider Montero (6-5)	#170	@ TOR	Patrick Corbin (3-4)	#305
Sat, Apr 11th	@ DET	Casey Mize (4-6)	#39	@ TOR	Eric Lauer (4-5)	#353
Sun, Apr 12th	@ DET	Tarik Skubal (5-5)	#2	@ TOR	Max Scherzer (1-4)	#144
Mon, Apr 13th	@ ATL	Grant Holmes (5-4)	#151	vs BOS	Garrett Crochet (3-3)	#65
Tue, Apr 14th	@ ATL	Reynaldo Lopez (4-2)	#81	vs BOS	Sonny Gray (11-1)	#25
Wed, Apr 15th	@ ATL	Bryce Elder (5-6)	#126	vs BOS	Connelly Early (7-5)	#147
Fri, Apr 17th	vs MIL	Coleman Crow (0-1)	#249	vs CIN	Brandon Williamson (2-3)	#427
Sat, Apr 18th	vs MIL	Brandon Woodruff (2-2)	#162	vs CIN	Andrew Abbott (5-5)	#92
Sun, Apr 19th	vs MIL	Jacob Misiorowski (10-4)	#6	vs CIN	Brady Singer (4-9)	#141
Tue, Apr 21st	vs STL	Dustin May (5-6)	#52	@ NYM	Nolan McLean (6-6)	#30
Wed, Apr 22nd	vs STL	Kyle Leahy (7-4)	#129	@ NYM	Clay Holmes (4-4)	#114
Thu, Apr 23rd				@ NYM	Christian Scott (3-1)	#66
Fri, Apr 24th	@ SF	Adrian Houser (2-6)	#188	@ TB	Drew Rasmussen (7-5)	#20
Sat, Apr 25th	@ SF	Robbie Ray (8-6)	#89	@ TB	Shane McClanahan (8-5)	#33
Sun, Apr 26th	@ SF	Landen Roupp (7-8)	#55	@ TB	Griffin Jax (5-7)	#58
Mon, Apr 27th	@ LAD	Yoshinobu Yamamoto (9-6)	#12	vs SEA	Luis Castillo (3-8)	#60
Tue, Apr 28th	@ LAD	Shohei Ohtani (8-2)	#1	vs SEA	Logan Gilbert (7-6)	#8
Wed, Apr 29th	@ LAD	Tyler Glasnow (3-0)	#62	vs SEA	George Kirby (7-8)	#19
Thu, Apr 30th				vs TOR	Kevin Gausman (4-8)	#24
Fri, May 1st	vs PHI	Zack Wheeler (10-1)	#5	vs TOR	Patrick Corbin (3-4)	#305
Sat, May 2nd	vs PHI	Andrew Painter (1-8)	#259	vs TOR	Dylan Cease (6-4)	#10
Sun, May 3rd	vs PHI	Jesus Luzardo (8-4)	#11	vs TOR	Trey Yesavage (4-4)	#84
Tue, May 5th	vs BAL	Chris Bassitt (4-4)	#209	@ WSH	Cade Cavalli (6-4)	#72
Wed, May 6th	vs BAL	Brandon Young (7-2)	#134	@ WSH	Miles Mikolas (3-7)	#302
Thu, May 7th	vs BAL	Cade Povich (1-1)	#238	@ WSH	Jake Irvin (2-4)	#191
Fri, May 8th	vs WSH	Foster Griffin (10-2)	#64	@ CLE	Parker Messick (8-5)	#43
Sat, May 9th	vs WSH	Richard Lovelady (2-4)	#299	@ CLE	Tanner Bibee (3-9)	#45
Sun, May 10th	vs WSH	Cade Cavalli (6-4)	#72	@ CLE	Gavin Williams (10-4)	#28
Tue, May 12th	@ MIN	Bailey Ober (7-3)	#99	vs MIA	Eury Perez (5-7)	#47
Wed, May 13th	@ MIN	Simeon Woods Richardson (1-7)	#377	vs MIA	Max Meyer (9-1)	#40
Thu, May 14th	@ MIN	Zebby Matthews (4-6)	#109	vs MIA	Braxton Garrett (0-1)	#179
Fri, May 15th	@ TB	Ian Seymour (6-2)	#74	vs MIL	Coleman Crow (0-1)	#249
Sat, May 16th	@ TB	Nick Martinez (8-2)	#90	vs MIL	Logan Henderson (3-1)	#59
Sun, May 17th	@ TB	Drew Rasmussen (7-5)	#20	vs MIL	Robert Gasser (2-4)	#137
Mon, May 18th	vs ATL	JR Ritchie (1-2)	#216	vs HOU	Tatsuya Imai (5-4)	#133
Tue, May 19th	vs ATL	Martin Perez (6-6)	#230	vs HOU	Jason Alexander (1-1)	#328
Wed, May 20th	vs ATL	Chris Sale (10-6)	#7	vs HOU	Mike Burrows (4-9)	#186
Fri, May 22nd	vs NYM	Tobias Myers (0-2)	#226	@ BOS	Payton Tolle (5-6)	#63
Sat, May 23rd	vs NYM	Freddy Peralta (5-8)	#35	@ BOS	Jovani Moran (2-2)	#164
Sun, May 24th	vs NYM	Christian Scott (3-1)	#66	@ BOS	Sonny Gray (11-1)	#25
Mon, May 25th	@ TOR	Trey Yesavage (4-4)	#84	@ CWS	Anthony Kay (6-4)	#161
Tue, May 26th	@ TOR	Braydon Fisher (3-3)	#166	@ CWS	Sean Burke (6-4)	#91
Wed, May 27th	@ TOR	Kevin Gausman (4-8)	#24	@ CWS	David Sandlin (2-1)	#308
Thu, May 28th				@ CWS	Davis Martin (9-4)	#83
Fri, May 29th	@ NYM	Freddy Peralta (5-8)	#35	@ PIT	Jared Jones (1-1)	#61
Sat, May 30th	@ NYM	Christian Scott (3-1)	#66	@ PIT	Mitch Keller (6-7)	#111
Sun, May 31st	@ NYM	Nolan McLean (6-6)	#30	@ PIT	Braxton Ashcraft (9-3)	#26
Mon, Jun 1st	@ WSH	Cade Cavalli (6-4)	#72	vs CWS	David Sandlin (2-1)	#308
Tue, Jun 2nd	@ WSH	Richard Lovelady (2-4)	#299	vs CWS	Davis Martin (9-4)	#83
Wed, Jun 3rd	@ WSH	Andrew Alvarez (2-3)	#159	vs CWS	Erick Fedde (5-6)	#409
Thu, Jun 4th				vs KC	Seth Lugo (3-6)	#123
Fri, Jun 5th	vs TB	Drew Rasmussen (7-5)	#20	vs KC	Michael Wacha (5-7)	#71
Sat, Jun 6th	vs TB	Shane McClanahan (8-5)	#33	vs KC	Luinder Avila (4-3)	#219
Sun, Jun 7th	vs TB	Griffin Jax (5-7)	#58	vs KC	Noah Cameron (5-7)	#78
Tue, Jun 9th	vs ARI	Zac Gallen (3-9)	#138	@ DET	Troy Melton (5-1)	#86
Wed, Jun 10th	vs ARI	Ryne Nelson (3-5)	#207	@ DET	Framber Valdez (5-6)	#31
Thu, Jun 11th	vs ARI	Merrill Kelly (7-8)	#117	@ DET	Keider Montero (6-5)	#170
Fri, Jun 12th	@ PIT	Braxton Ashcraft (9-3)	#26	vs STL	Kyle Leahy (7-4)	#129
Sat, Jun 13th	@ PIT	Bubba Chandler (3-8)	#127	vs STL	Matthew Liberatore (5-6)	#120
Sun, Jun 14th	@ PIT	Paul Skenes (8-8)	#3	vs STL	Michael McGreevy (4-7)	#79
Mon, Jun 15th	@ PHI	Zack Wheeler (10-1)	#5	@ TEX	MacKenzie Gore (5-8)	#37
Tue, Jun 16th	@ PHI	Jesus Luzardo (8-4)	#11	@ TEX	Kumar Rocker (2-8)	#98
Thu, Jun 18th				@ TEX	Jack Leiter (3-7)	#113
Fri, Jun 19th	vs SF	Landen Roupp (7-8)	#55	@ ARI	Michael Soroka (8-3)	#75
Sat, Jun 20th	vs SF	Trevor McDonald (3-7)	#174	@ ARI	Zac Gallen (3-9)	#138
Sun, Jun 21st	vs SF	Logan Webb (5-7)	#14	@ ARI
Mon, Jun 22nd	vs TEX	Tyler Alexander (1-1)	#153	vs LAD	Will Klein
Tue, Jun 23rd	vs TEX	Cal Quantrill (3-2)	#309	vs LAD	Justin Wrobleski (10-2)	#82
Wed, Jun 24th	vs TEX	Jacob deGrom (7-5)	#9	vs LAD	Shohei Ohtani (8-2)	#1
Fri, Jun 26th	@ STL	Michael McGreevy (4-7)	#79	vs COL	Tomoyuki Sugano (8-4)	#437
Sat, Jun 27th	@ STL	Andre Pallante (10-6)	#116	vs COL	Michael Lorenzen (3-9)	#430
Sun, Jun 28th	@ STL	Kyle Leahy (7-4)	#129	vs COL	Ryan Feltner (3-3)	#425
Mon, Jun 29th	@ COL	Sean Sullivan (0-3)	#433	@ HOU	Peter Lambert (8-5)	#152
Tue, Jun 30th	@ COL	Tanner Gordon (0-2)	#426	@ HOU	Mike Burrows (4-9)	#186
Wed, Jul 1st	@ COL	Kyle Freeland (2-8)	#292	@ HOU	Tatsuya Imai (5-4)	#133
Fri, Jul 3rd	@ ATH	Jack Perkins (2-5)	#107	@ NYY	Gerrit Cole (3-5)	#27
Sat, Jul 4th	@ ATH	Aaron Civale (5-7)	#311	@ NYY	Brendan Beck (0-1)	#248
Sun, Jul 5th	@ ATH	Gage Jump (3-5)	#106	@ NYY	Ryan Weathers (3-7)	#44
Tue, Jul 7th	vs SEA	Bryan Woo (7-6)	#13	vs CLE	Joey Cantillo (8-4)	#87
Wed, Jul 8th	vs SEA	George Kirby (7-8)	#19	vs CLE	Slade Cecconi (4-6)	#112
Thu, Jul 9th	vs SEA	Bryce Miller (4-4)	#34	vs CLE	Gavin Williams (10-4)	#28
Fri, Jul 10th	vs CLE	Parker Messick (8-5)	#43	vs LAA	Grayson Rodriguez (3-2)	#102
Sat, Jul 11th	vs CLE	Tanner Bibee (3-9)	#45	vs LAA	Ryan Johnson (1-4)	#173
Sun, Jul 12th	vs CLE	Joey Cantillo (8-4)	#87	vs LAA	Jose Soriano (8-6)	#48
Fri, Jul 17th	@ MIL	Logan Henderson (3-1)	#59	@ CHC	Colin Rea (7-6)	#195
Sat, Jul 18th	@ MIL	Shane Drohan (4-3)	#95	@ CHC	Matthew Boyd (5-1)	#36
Sun, Jul 19th	@ MIL	Robert Gasser (2-4)	#137	@ CHC	Shota Imanaga (5-8)	#29
Mon, Jul 20th	@ HOU	Tatsuya Imai (5-4)	#133	@ CLE	Tanner Bibee (3-9)	#45
Tue, Jul 21st	@ HOU	Cristian Javier (0-1)	#231	@ CLE	Slade Cecconi (4-6)	#112
Wed, Jul 22nd	@ HOU	Peter Lambert (8-5)	#152	@ CLE	Gavin Williams (10-4)	#28
Thu, Jul 23rd				@ CLE	Joey Cantillo (8-4)	#87
Fri, Jul 24th	vs SD	German Marquez (4-2)	#330	vs ATH	J.T. Ginn (7-6)	#156
Sat, Jul 25th	vs SD	Randy Vasquez (6-6)	#304	vs ATH	Jacob Lopez (4-3)	#199
Sun, Jul 26th	vs SD	Walker Buehler (5-5)	#180	vs ATH	Jeffrey Springs (3-9)	#189
Tue, Jul 28th	vs PHI			vs KC
Wed, Jul 29th	vs PHI			vs KC
Thu, Jul 30th	@ NYM			vs KC
Fri, Jul 31st	@ NYM			@ SEA
Sat, Aug 1st	@ NYM			@ SEA
Sun, Aug 2nd	@ NYM			@ SEA
Tue, Aug 4th	@ ATL			@ KC
Wed, Aug 5th	@ ATL			@ KC
Thu, Aug 6th	@ ATL			@ KC
Fri, Aug 7th	vs LAA			@ MIL
Sat, Aug 8th	vs LAA			@ MIL
Sun, Aug 9th	vs LAA			@ MIL
Mon, Aug 10th				vs BAL
Tue, Aug 11th	vs PIT			vs BAL
Wed, Aug 12th	vs PIT			vs BAL
Thu, Aug 13th	vs PIT			vs PHI
Sat, Aug 15th	@ CIN			vs PHI
Sun, Aug 16th	@ CIN			vs PHI
Mon, Aug 17th	@ PHI			vs ATL
Tue, Aug 18th	@ PHI			vs ATL
Wed, Aug 19th	@ PHI			vs ATL
Fri, Aug 21st	vs WSH			@ SD
Sat, Aug 22nd	vs WSH			@ SD
Sun, Aug 23rd	vs WSH			@ SD
Mon, Aug 24th	vs BOS			@ ATH
Tue, Aug 25th	vs BOS			@ ATH
Wed, Aug 26th	vs BOS			@ ATH
Fri, Aug 28th	@ WSH			vs CWS
Sat, Aug 29th	@ WSH			vs CWS
Sun, Aug 30th	@ WSH			vs CWS
Mon, Aug 31st	@ WSH			vs DET
Tue, Sep 1st	@ KC			vs DET
Wed, Sep 2nd	@ KC			vs DET
Fri, Sep 4th	vs CHC			@ CWS
Sat, Sep 5th	vs CHC			@ CWS
Sun, Sep 6th	vs CHC			@ CWS
Mon, Sep 7th	vs NYM			@ DET
Tue, Sep 8th	vs NYM			@ DET
Wed, Sep 9th	vs NYM			@ DET
Fri, Sep 11th	vs LAD			vs CLE
Sat, Sep 12th	vs LAD			vs CLE
Sun, Sep 13th	vs LAD			vs CLE
Mon, Sep 14th	@ ARI			vs NYY
Tue, Sep 15th	@ ARI			vs NYY
Wed, Sep 16th	@ ARI			vs NYY
Thu, Sep 17th				@ LAA
Fri, Sep 18th	@ SD			@ LAA
Sat, Sep 19th	@ SD			@ LAA
Sun, Sep 20th	@ SD			@ LAA
Mon, Sep 21st				@ SF
Tue, Sep 22nd	@ CHC			@ SF
Wed, Sep 23rd	@ CHC			@ SF
Fri, Sep 25th	vs ATL			vs TEX
Sat, Sep 26th	vs ATL			vs TEX
Sun, Sep 27th	vs ATL			vs TEX
Fri, Mar 27th	vs COL	Kyle Freeland (2-8)	#292
Tue, Mar 31st	vs CWS	Erick Fedde (5-6)	#409
Mon, Apr 20th	vs STL	Michael McGreevy (4-7)	#79
Mon, May 4th	vs PHI	Aaron Nola (3-7)	#56
Thu, May 21st	vs ATL	Spencer Strider (4-2)	#187
Wed, Jun 17th	@ PHI	Andrew Painter (1-8)	#259
Thu, Jul 2nd	@ COL	Michael Lorenzen (3-9)	#430
Mon, Jul 27th	vs PHI	Zack Wheeler (10-1)	#5
Fri, Aug 14th	@ CIN
Thu, Sep 3rd	@ KC
Thu, Sep 24th	@ CHC

Who Should I Trade?

Grant Hartwig for William Kempner (2026)

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