Who Should I Trade?

Darell Hernaiz for Marcelo Mayer (2026)

Summary
Stats
Projections
News & Notes
Schedule

Who Should I Trade? Player Summaries
	Experts' Pick
	Marcelo Mayer 2B,3B,SS - SF	Darell Hernaiz 2B,3B,SS - ATH
Expert Recommendation	100% Recommended by 3 of 3 experts	0% Recommended by 0 of 3 experts
Rankings

Rest of Season	# 275	# 367
VBR	# 1115	# 1321

Projections

Runs	8	1
Home Runs	2	0
RBI	8	0
Stolen Bases	1	0
Batting Average	.232	.247

Misc

Injury Alert	IL10	MiLB

Expert Ranks

Mike Maher BettingPros	# 241	‐

Kelly Kirby FantasyPros	# 230	# 324

Kevin Spinelli KevScores	# 360	# 466

Who Should I Trade? Player Statistics
	Marcelo Mayer 2B,3B,SS - SF	Darell Hernaiz 2B,3B,SS - ATH
2026 Stats


At Bats	205	118

Runs	19	12

Hits	45	28

Singles	32	24

Doubles	10	3

Triples	0	0

Home Runs	3	1

RBI	22	7

Stolen Bases	3	3

Caught Stealing	0	0

Walks	16	13

Strikeouts	44	23

Batting Average	.220	.237

On Base Pct	.282	.318

Slugging Pct	.312	.288

On-base Plus Slugging	.594	.606

Who Should I Trade? Player Projections
	Marcelo Mayer 2B,3B,SS - SF	Darell Hernaiz 2B,3B,SS - ATH
2026 Projections


At Bats	68	6

Runs	8	1

Hits	16	2

Singles	11	1

Doubles	4	0

Triples	0	0

Home Runs	2	0

RBI	8	0

Stolen Bases	1	0

Caught Stealing	0	0

Walks	6	0

Strikeouts	17	1

Batting Average	.232	.247

On Base Pct	.293	.284

Slugging Pct	.361	.338

On-base Plus Slugging	.655	.622

Who Should I Trade? Player Notes
	Marcelo Mayer 2B,3B,SS - SF	Darell Hernaiz 2B,3B,SS - ATH
News
	Marcelo Mayer is expected to join Triple-A Sacramento on a rehab assignment next week. Ari Koslow Fri, Aug 7th	The Athletics have recalled infielder Darell Hernaiz from Triple-A Las Vegas. Brenton Kemp Mon, Jun 29th
	Marcelo Mayer will be re-evaluated by the Giants on Wednesday. Ari Koslow Tue, Aug 4th	The Athletics optioned Darell Hernaiz to Triple-A Las Vegas. Ari Koslow Mon, Jun 8th
	The Giants are acquiring Marcelo Mayer from the Red Sox for Erik Miller. Ari Koslow Mon, Aug 3rd
	Marcelo Mayer has progressed in his hitting program and has begun to hit off a tee. Nicholas Rodriguez Sun, Jul 26th
	Marcelo Mayer has been cleared to start a hitting program. Ari Koslow Mon, Jul 20th
Notes
There are no recent notes for these players

Who Should I Trade? Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Marcelo Mayer 2B,3B,SS - SF			Darell Hernaiz 2B,3B,SS - ATH
Fri, Mar 27th	vs NYY	Cam Schlittler (10-6)	#17	@ TOR	Kevin Gausman (6-10)	#25
Sat, Mar 28th	vs NYY	Will Warren (8-6)	#64	@ TOR	Dylan Cease (7-5)	#8
Sun, Mar 29th				@ TOR	Eric Lauer (6-6)	#380
Mon, Mar 30th	@ SD	Walker Buehler (6-5)	#235	@ ATL	Bryce Elder (8-6)	#170
Tue, Mar 31st	@ SD	German Marquez (4-2)	#344	@ ATL	Jose Suarez	#169
Wed, Apr 1st	@ SD	Nick Pivetta (1-2)	#85	@ ATL	Chris Sale (12-7)	#7
Fri, Apr 3rd	vs NYM	Nolan McLean (8-7)	#31	vs HOU	Cristian Javier (1-2)	#172
Sat, Apr 4th	vs NYM	Clay Holmes (4-5)	#70	vs HOU	Tatsuya Imai (6-4)	#121
Sun, Apr 5th	vs NYM	Kodai Senga (0-8)	#144	vs HOU	Lance McCullers Jr. (2-3)	#294
Tue, Apr 7th	vs PHI	Cristopher Sanchez (15-4)	#4	@ NYY	Cam Schlittler (10-6)	#17
Wed, Apr 8th	vs PHI	Aaron Nola (3-9)	#59	@ NYY	Will Warren (8-6)	#64
Thu, Apr 9th				@ NYY	Ryan Weathers (5-7)	#60
Fri, Apr 10th	@ BAL	Shane Baz (4-11)	#68	@ NYM	Clay Holmes (4-5)	#70
Sat, Apr 11th	@ BAL	Chris Bassitt (4-4)	#178	@ NYM	Kodai Senga (0-8)	#144
Sun, Apr 12th	@ BAL	Cade Povich (2-1)	#196	@ NYM	Freddy Peralta (5-9)	#46
Mon, Apr 13th				vs TEX	Nathan Eovaldi (10-9)	#19
Tue, Apr 14th	@ CIN	Brady Singer (5-10)	#141	vs TEX	MacKenzie Gore (6-9)	#36
Wed, Apr 15th	@ CIN	Rhett Lowder (4-7)	#221	vs TEX	Kumar Rocker (4-8)	#98
Thu, Apr 16th	@ CIN	Chase Burns (13-2)	#22	vs TEX	Jack Leiter (3-7)	#118
Fri, Apr 17th	@ WSH	Zack Littell (7-8)	#279	vs CWS	Davis Martin (9-6)	#78
Sat, Apr 18th	@ WSH	Cade Cavalli (9-5)	#66	vs CWS	Erick Fedde (6-7)	#410
Sun, Apr 19th	@ WSH	PJ Poulin (3-0)	#381	vs CWS	Noah Schultz (3-9)	#286
Mon, Apr 20th				@ SEA	Emerson Hancock (6-6)	#72
Tue, Apr 21st	vs LAD	Yoshinobu Yamamoto (11-7)	#11	@ SEA	Luis Castillo (3-9)	#76
Wed, Apr 22nd	vs LAD	Shohei Ohtani (8-2)	#1	@ SEA	Logan Gilbert (8-7)	#12
Fri, Apr 24th	vs MIA	Sandy Alcantara (13-6)	#58	@ TEX	Nathan Eovaldi (10-9)	#19
Sat, Apr 25th	vs MIA	Eury Perez (5-9)	#45	@ TEX	MacKenzie Gore (6-9)	#36
Sun, Apr 26th	vs MIA	Max Meyer (9-1)	#138	@ TEX	Kumar Rocker (4-8)	#98
Tue, Apr 28th	@ PHI	Jesus Luzardo (10-5)	#10	vs KC	Kris Bubic (3-2)	#165
Wed, Apr 29th				vs KC	Michael Wacha (5-8)	#71
Thu, Apr 30th	@ PHI	Tim Mayza (3-3)	#173	vs KC	Noah Cameron (6-8)	#69
Fri, May 1st	@ TB	Shane McClanahan (9-6)	#63	vs CLE	Joey Cantillo (8-7)	#73
Sat, May 2nd	@ TB	Griffin Jax (6-9)	#47	vs CLE	Slade Cecconi (4-7)	#175
Sun, May 3rd	@ TB	Steven Matz (5-4)	#179	vs CLE	Parker Messick (9-6)	#38
Tue, May 5th	vs SD	Walker Buehler (6-5)	#235	@ PHI	Cristopher Sanchez (15-4)	#4
Wed, May 6th	vs SD	Bradgley Rodriguez (3-2)	#153	@ PHI	Zack Wheeler (10-3)	#6
Thu, May 7th				@ PHI	Andrew Painter (1-8)	#202
Fri, May 8th	vs PIT	Carmen Mlodzinski (6-4)	#109	@ BAL	Kyle Bradish (7-11)	#44
Sat, May 9th	vs PIT	Braxton Ashcraft (11-5)	#29	@ BAL	Shane Baz (4-11)	#68
Sun, May 10th	vs PIT	Bubba Chandler (5-8)	#130	@ BAL	Keegan Akin (0-1)
Tue, May 12th	@ LAD	Yoshinobu Yamamoto (11-7)	#11	vs STL	Andre Pallante (12-6)	#99
Wed, May 13th	@ LAD	Shohei Ohtani (8-2)	#1	vs STL	Matthew Liberatore (5-9)	#75
Thu, May 14th	@ LAD	Emmet Sheehan (4-8)	#127	vs STL	Michael McGreevy (4-9)	#103
Fri, May 15th	@ ATH	Aaron Civale (5-7)	#183	vs SF	Tyler Mahle (3-9)	#92
Sat, May 16th	@ ATH	Luis Severino (2-6)	#250	vs SF	Trevor McDonald (3-7)
Sun, May 17th	@ ATH	Jeffrey Springs (3-11)	#330	vs SF	Adrian Houser (3-7)	#193
Mon, May 18th	@ ARI	Zac Gallen (3-9)	#246	@ LAA	Walbert Urena (7-8)	#262
Tue, May 19th	@ ARI	Ryne Nelson (3-5)	#190	@ LAA	Reid Detmers (3-8)	#30
Wed, May 20th	@ ARI	Merrill Kelly (8-9)	#122	@ LAA	Jack Kochanowicz (2-5)
Thu, May 21st				@ LAA	Jose Soriano (9-6)	#42
Fri, May 22nd	vs CWS	Davis Martin (9-6)	#78	@ SD	Walker Buehler (6-5)	#235
Sat, May 23rd	vs CWS	Bryan Hudson (3-4)	#155	@ SD	Lucas Giolito (2-3)	#391
Sun, May 24th	vs CWS	Noah Schultz (3-9)	#286	@ SD	Michael King (7-8)	#52
Mon, May 25th	vs ARI	Merrill Kelly (8-9)	#122	vs SEA	Luis Castillo (3-9)	#76
Tue, May 26th	vs ARI	Eduardo Rodriguez (10-4)	#125	vs SEA	Emerson Hancock (6-6)	#72
Wed, May 27th	vs ARI	Michael Soroka (8-3)	#74	vs SEA	Logan Gilbert (8-7)	#12
Fri, May 29th	@ COL	Michael Lorenzen (3-10)	#433	vs NYY	Carlos Rodon (4-2)	#86
Sat, May 30th	@ COL	Ryan Feltner (4-6)	#432	vs NYY	Ryan Weathers (5-7)	#60
Sun, May 31st	@ COL	Tanner Gordon (0-2)	#416	vs NYY	Will Warren (8-6)	#64
Tue, Jun 2nd	@ MIL	Kyle Harrison (9-2)	#49	@ CHC	Jameson Taillon (2-6)	#143
Wed, Jun 3rd	@ MIL	Robert Gasser (3-4)	#134	@ CHC	Colin Rea (8-8)	#226
Thu, Jun 4th	@ MIL	Coleman Crow (0-1)	#301	@ CHC	Shota Imanaga (8-9)	#23
Fri, Jun 5th	@ CHC	Edward Cabrera (5-4)	#91	@ HOU	Peter Lambert (8-6)	#142
Sat, Jun 6th	@ CHC	Ben Brown (4-2)	#159	@ HOU	Tatsuya Imai (6-4)	#121
Sun, Jun 7th	@ CHC	Jameson Taillon (2-6)	#143	@ HOU	Mike Burrows (4-9)	#231
Mon, Jun 8th	vs WSH	Richard Lovelady (2-4)	#343	vs MIL	Kyle Harrison (9-2)	#49
Tue, Jun 9th	vs WSH	Andrew Alvarez (2-3)	#135	vs MIL	Robert Gasser (3-4)	#134
Wed, Jun 10th	vs WSH	Foster Griffin (12-4)	#41	vs MIL	Brandon Sproat (3-7)	#209
Fri, Jun 12th	vs CHC	Javier Assad (6-1)	#222	vs COL	Sean Sullivan (0-3)	#426
Sat, Jun 13th	vs CHC	Ben Brown (4-2)	#159	vs COL	Kyle Freeland (3-10)	#355
Sun, Jun 14th	vs CHC	Ryan Rolison		vs COL	Tomoyuki Sugano (11-5)	#435
Mon, Jun 15th				vs PIT	Jared Jones (2-3)	#51
Tue, Jun 16th				vs PIT	Mitch Keller (6-8)
Wed, Jun 17th	@ ATL	JR Ritchie (1-2)	#278	vs PIT	Braxton Ashcraft (11-5)	#29
Thu, Jun 18th				vs LAA	Ryan Johnson (2-6)	#271
Fri, Jun 19th	@ MIA	Lake Bachar (1-2)	#217	vs LAA	Jose Soriano (9-6)	#42
Sat, Jun 20th	@ MIA	Max Meyer (9-1)	#138	vs LAA	Walbert Urena (7-8)	#262
Sun, Jun 21st	@ MIA	Ryan Gusto (0-3)	#150	vs LAA	Reid Detmers (3-8)	#30
Tue, Jun 23rd	vs ATH	Aaron Civale (5-7)	#183	@ SF	Robbie Ray (10-7)	#81
Wed, Jun 24th	vs ATH	Gage Jump (5-7)	#115	@ SF	Tyler Mahle (3-9)	#92
Thu, Jun 25th	vs ATH	Jeffrey Springs (3-11)	#330	@ SF	Landen Roupp (7-11)	#65
Fri, Jun 26th	vs ATL	Reynaldo Lopez (4-3)	#105	@ LAA	Walbert Urena (7-8)	#262
Sat, Jun 27th	vs ATL	Bryce Elder (8-6)	#170	@ LAA	Reid Detmers (3-8)	#30
Sun, Jun 28th	vs ATL	Chris Sale (12-7)	#7	@ LAA	Sam Aldegheri (3-4)	#422
Mon, Jun 29th	@ ARI	Eduardo Rodriguez (10-4)	#125	vs LAD	Eric Lauer (6-6)	#380
Tue, Jun 30th	@ ARI	Brandon Pfaadt (6-1)	#79	vs LAD	Justin Wrobleski (11-3)	#111
Wed, Jul 1st	@ ARI	Zac Gallen (3-9)	#246	vs LAD	Jack Dreyer (4-1)	#136
Fri, Jul 3rd	@ COL	Ryan Feltner (4-6)	#432	vs MIA	Tyler Phillips (3-5)	#289
Sat, Jul 4th	@ COL	Sean Sullivan (0-3)	#426	vs MIA	Sandy Alcantara (13-6)	#58
Sun, Jul 5th	@ COL	Tanner Gordon (0-2)	#416	vs MIA	Eury Perez (5-9)	#45
Tue, Jul 7th	vs TOR	Spencer Miles (4-2)	#117	@ DET	Tarik Skubal (7-6)	#2
Wed, Jul 8th	vs TOR	Dylan Cease (7-5)	#8	@ DET	Troy Melton (7-1)	#55
Thu, Jul 9th	vs COL	Ryan Feltner (4-6)	#432	@ DET	Framber Valdez (7-7)	#37
Fri, Jul 10th	vs COL	Tanner Gordon (0-2)	#416	@ CWS	Sean Burke (7-6)	#62
Sat, Jul 11th	vs COL	Kyle Freeland (3-10)	#355	@ CWS	Bryan Hudson (3-4)	#155
Sun, Jul 12th	vs COL	Michael Lorenzen (3-10)	#433	@ CWS	Noah Schultz (3-9)	#286
Fri, Jul 17th	@ SEA	Bryce Miller (4-6)	#33	vs WSH	Cade Cavalli (9-5)	#66
Sat, Jul 18th	@ SEA	Bryan Woo (8-8)	#13	vs WSH	Zack Littell (7-8)	#279
Sun, Jul 19th	@ SEA	Logan Gilbert (8-7)	#12	vs WSH	Foster Griffin (12-4)	#41
Mon, Jul 20th	@ KC	Michael Wacha (5-8)	#71	@ ARI	Mitch Bratt (1-1)	#168
Tue, Jul 21st	@ KC	Luinder Avila (5-4)		@ ARI	Kohl Drake (0-1)	#272
Wed, Jul 22nd	@ KC	Seth Lugo (5-7)	#152	@ ARI	Merrill Kelly (8-9)	#122
Fri, Jul 24th	vs LAA	Grayson Rodriguez (3-4)	#106	@ MIN	Zebby Matthews (5-8)	#110
Sat, Jul 25th	vs LAA	Ryan Johnson (2-6)	#271	@ MIN	Kendry Rojas (1-1)	#213
Sun, Jul 26th	vs LAA	Jose Soriano (9-6)	#42	@ MIN	Connor Prielipp (3-5)	#88
Mon, Jul 27th	vs MIL	Brandon Sproat (3-7)	#209	vs BOS	Payton Tolle (7-6)	#39
Tue, Jul 28th	vs MIL	Logan Henderson (6-1)	#32	vs BOS	Jake Bennett (7-5)	#89
Wed, Jul 29th	vs MIL	Thomas Pannone (0-1)	#328	vs BOS	Patrick Sandoval (1-0)	#124
Thu, Jul 30th	@ SD	JP Sears (3-4)	#241	vs BOS	Sonny Gray (14-2)	#28
Fri, Jul 31st	@ SD	Bradgley Rodriguez (3-2)	#153	vs DET	Tyler Holton (1-4)	#119
Sat, Aug 1st	@ SD	Walker Buehler (6-5)	#235	vs DET	Framber Valdez (7-7)	#37
Sun, Aug 2nd	@ SD	Kyle Hart (0-2)	#186	vs DET	Keider Montero (8-7)	#102
Tue, Aug 4th	@ TEX	MacKenzie Gore (6-9)	#36	@ CIN	Brady Singer (5-10)	#141
Wed, Aug 5th	@ TEX	Cody Bradford (0-0)	#80	@ CIN	Rhett Lowder (4-7)	#221
Thu, Aug 6th				@ CIN	Andrew Abbott (6-7)	#96
Fri, Aug 7th	vs DET	Keider Montero (8-7)	#102	@ BOS	Payton Tolle (7-6)	#39
Sat, Aug 8th	vs DET	Jackson Jobe (1-0)	#158	@ BOS	Jake Bennett (7-5)	#89
Sun, Aug 9th	vs DET	Troy Melton (7-1)	#55	@ BOS	Erik Miller
Mon, Aug 10th	vs HOU	Hayden Wesneski (2-0)	#87	vs TB	Freddy Peralta (5-9)	#46
Tue, Aug 11th	vs HOU	Hunter Brown (3-1)	#20	vs TB	Nick Martinez (11-3)	#84
Wed, Aug 12th	vs HOU	Ronel Blanco (0-1)	#131	vs TB	Drew Rasmussen (11-5)	#15
Fri, Aug 14th	vs COL	Kyle Freeland (3-10)	#355	vs TEX	Kumar Rocker (4-8)	#98
Sat, Aug 15th	vs COL	Michael Lorenzen (3-10)	#433	vs TEX	MacKenzie Gore (6-9)	#36
Sun, Aug 16th	vs COL	Gabriel Hughes (0-3)	#225	vs TEX	Cody Bradford (0-0)	#80
Mon, Aug 17th				@ KC	Michael Wacha (5-8)	#71
Tue, Aug 18th	@ CLE			@ KC
Wed, Aug 19th	@ CLE			@ KC
Thu, Aug 20th	@ CLE			@ KC
Fri, Aug 21st	@ BOS			@ HOU
Sat, Aug 22nd	@ BOS			@ HOU
Sun, Aug 23rd	@ BOS			@ HOU
Mon, Aug 24th	vs CIN			vs MIN
Tue, Aug 25th	vs CIN			vs MIN
Wed, Aug 26th	vs CIN			vs MIN
Fri, Aug 28th	vs ARI			vs BAL
Sat, Aug 29th	vs ARI			vs BAL
Sun, Aug 30th				vs BAL
Mon, Aug 31st	@ ATL	Spencer Strider (4-2)		@ TEX
Tue, Sep 1st	@ PIT			@ TEX
Wed, Sep 2nd	@ PIT			@ TEX
Thu, Sep 3rd	@ PIT			@ SEA
Fri, Sep 4th	@ NYM			@ SEA
Sat, Sep 5th	@ NYM			@ SEA
Sun, Sep 6th	@ NYM			@ SEA
Mon, Sep 7th	vs STL			vs TOR
Tue, Sep 8th	vs STL			vs TOR
Wed, Sep 9th	vs STL			vs TOR
Fri, Sep 11th	vs SD			vs SEA
Sat, Sep 12th	vs SD			vs SEA
Sun, Sep 13th	vs SD			vs SEA
Tue, Sep 15th	@ STL			@ TB
Wed, Sep 16th	@ STL			@ TB
Thu, Sep 17th				@ TB
Fri, Sep 18th	@ LAD			@ CLE
Sat, Sep 19th	@ LAD			@ CLE
Sun, Sep 20th	@ LAD			@ CLE
Tue, Sep 22nd	vs MIN			vs LAA
Wed, Sep 23rd	vs MIN			vs LAA
Thu, Sep 24th				vs HOU
Fri, Sep 25th	vs LAD			vs HOU
Sat, Sep 26th	vs LAD			vs HOU
Sun, Sep 27th	vs LAD			vs HOU
Wed, Mar 25th	vs NYY	Max Fried (4-3)	#14
Thu, Apr 2nd	vs NYM	David Peterson (6-7)	#126
Mon, Apr 6th	vs PHI	Andrew Painter (1-8)	#202
Thu, Apr 23rd	vs LAD	Tyler Glasnow (3-0)	#54
Mon, May 4th	vs SD	Randy Vasquez (7-6)	#366
Mon, May 11th	@ LAD	Roki Sasaki (5-5)	#94
Mon, Jun 1st	@ MIL	Shane Drohan (6-4)	#95
Mon, Jul 6th	vs TOR	Kevin Gausman (6-10)	#25
Mon, Aug 3rd	@ TEX	Cal Quantrill (4-4)	#290
Thu, Aug 27th	vs ARI
Mon, Sep 14th	@ STL
Mon, Sep 21st	vs MIN

Who Should I Trade?

Darell Hernaiz for Marcelo Mayer (2026)

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