Jonathan Aranda has the highest wRC+ by a first baseman this season, with 148 wRC+.

Interpreted as:

first baseman with the highest wrc+ with a minimum of 3.1 PA per team game this regular season

	NAME	WRC+	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	BRAA
1	Jonathan Aranda J. Aranda	148	2025	TBR	103	358	53	113	22	0	12	54	40	8	102	0	2	409	171	34	0	3	3	8	.316	.394	.478	.871	69	21.2	.378	23
2	Vladimir Guerrero Jr. V. Guerrero Jr.	145	2025	TOR	116	439	79	129	27	0	18	62	69	6	71	5	2	516	210	45	0	2	7	11	.294	.395	.478	.874	87	26.6	.378	27.1
3	Michael Busch M. Busch	141	2025	CHC	110	368	53	98	16	3	22	64	39	9	101	4	0	416	186	41	0	0	1	1	.266	.351	.505	.856	67	18.5	.369	20.1
4	Pete Alonso P. Alonso	140	2025	NYM	118	440	60	116	29	1	26	93	50	12	115	1	2	509	225	56	0	7	4	18	.264	.350	.511	.861	81	21.4	.366	23.9
5	Freddie Freeman F. Freeman	140	2025	LAD	104	390	56	119	29	1	13	63	43	4	101	2	2	442	189	43	0	5	5	9	.305	.376	.485	.860	71	19.5	.368	20.6
6	Bryce Harper B. Harper	136	2025	PHI	89	335	51	87	26	0	17	49	50	5	83	10	1	392	164	43	0	2	4	5	.260	.362	.490	.852	62	16.3	.365	16.4
7	Ryan O'Hearn R. O'Hearn	133	2025	TOT	102	330	46	91	15	1	14	46	48	6	68	3	1	388	150	30	0	4	4	10	.276	.374	.455	.828	60	14.1	.359	15
8	Josh Naylor J. Naylor	128	2025	TOT	108	401	59	117	22	1	15	66	42	3	62	22	2	450	186	38	0	4	4	14	.292	.360	.464	.824	68	14.9	.355	14.9
9	Matt Olson M. Olson	128	2025	ATL	118	450	66	118	28	0	19	70	71	2	123	0	0	526	203	47	0	3	2	11	.262	.363	.451	.814	79	17.5	.355	17
10	Willson Contreras W. Contreras	125	2025	STL	111	404	57	105	29	0	16	65	38	17	112	4	0	463	182	45	1	3	1	12	.260	.346	.450	.797	67	12.5	.347	13.7
11	Spencer Torkelson S. Torkelson	123	2025	DET	113	410	64	99	23	0	25	65	48	9	117	2	1	472	197	48	0	5	5	11	.241	.331	.480	.811	68	12.1	.345	12.5
12	Nolan Schanuel N. Schanuel	110	2025	LAA	114	427	57	116	21	1	10	48	51	8	60	5	1	492	169	32	3	3	4	9	.272	.358	.396	.754	65	7.2	.332	5.9
13	Paul Goldschmidt P. Goldschmidt	109	2025	NYY	110	390	64	109	25	1	10	40	31	2	79	5	1	424	166	36	0	1	5	7	.279	.335	.426	.761	55	4.8	.328	4.7
14	Luis Arraez L. Arraez	109	2025	SDP	112	457	52	135	23	4	6	44	24	2	13	5	2	494	184	33	8	3	0	6	.295	.331	.403	.734	61	2.6	.320	5.1
15	Vinnie Pasquantino V. Pasquantino	104	2025	KCR	116	450	46	116	18	1	20	71	37	6	79	1	0	495	196	39	0	2	4	7	.258	.321	.436	.757	63	5.1	.327	2.1
16	Ty France T. France	98	2025	TOT	108	374	46	97	23	0	6	45	20	19	66	1	0	414	138	29	0	1	0	9	.259	.329	.369	.697	48	-0.9	.311	-0.9
17	Christian Walker C. Walker	96	2025	HOU	112	428	51	102	19	1	16	63	32	9	123	1	1	473	171	36	0	4	0	10	.238	.302	.400	.702	53	-2.6	.307	-2.2
18	Spencer Steer S. Steer	90	2025	CIN	109	394	49	95	16	2	14	54	32	4	98	6	1	431	157	32	0	1	0	10	.241	.304	.398	.702	48	-2.1	.308	-5.1
19	Carlos Santana C. Santana	88	2025	CLE	108	376	47	86	9	0	11	51	49	3	77	6	0	432	128	20	0	4	1	7	.229	.319	.340	.660	44	-6.2	.296	-5.9
20	Nathaniel Lowe N. Lowe	84	2025	WSH	116	431	49	93	16	2	15	64	43	1	128	1	0	477	158	33	0	2	0	5	.216	.287	.367	.654	46	-9.9	.288	-9.2
21	Eric Wagaman E. Wagaman	70	2025	MIA	105	373	38	86	21	2	6	38	24	1	79	3	1	402	129	29	0	4	0	10	.231	.276	.346	.622	34	-13.4	.272	-14.3