Pete Alonso has the highest wRC+ by a first baseman this season, with 163 wRC+.

Interpreted as:

highest wrc+ with a minimum of 3.1 PA per team game by a 1st baseman 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	Pete Alonso P. Alonso	163	2025	NYM	78	293	43	85	22	1	18	64	37	10	77	0	2	343	163	41	0	3	2	12	.290	.385	.556	.941	64	24.1	.402	25.3
2	Jonathan Aranda J. Aranda	160	2025	TBR	73	243	39	79	15	0	8	41	30	7	66	0	1	282	118	23	0	2	1	4	.325	.411	.486	.897	50	17.7	.393	19.4
3	Freddie Freeman F. Freeman	152	2025	LAD	67	249	40	80	21	1	9	41	28	3	57	0	1	283	130	31	0	3	5	7	.321	.392	.522	.914	50	17.1	.390	17.4
4	Michael Busch M. Busch	145	2025	CHC	72	236	32	64	13	3	12	44	30	5	61	3	0	271	119	28	0	0	1	1	.271	.365	.504	.870	45	13.6	.377	14.1
5	Vladimir Guerrero Jr. V. Guerrero Jr.	134	2025	TOR	76	283	44	79	16	0	10	39	45	4	47	2	2	334	125	26	0	2	5	4	.279	.383	.442	.825	51	12.3	.360	13.2
6	Matt Olson M. Olson	131	2025	ATL	76	280	44	70	18	0	15	49	47	2	75	0	0	332	133	33	0	3	1	9	.250	.358	.475	.833	51	12.8	.362	12
7	Bryce Harper B. Harper	128	2025	PHI	57	213	32	55	13	0	9	34	35	3	47	8	0	253	95	22	0	2	2	2	.258	.368	.446	.814	38	8.5	.356	8.1
8	Josh Naylor J. Naylor	127	2025	AZ	74	284	41	86	17	1	9	49	25	1	40	10	2	313	132	27	0	3	1	10	.303	.358	.465	.823	47	10.7	.357	10
9	Paul Goldschmidt P. Goldschmidt	126	2025	NYY	76	275	48	82	15	1	8	32	24	2	54	5	0	302	123	24	0	1	3	4	.298	.358	.447	.805	44	8.6	.350	9
10	Nolan Schanuel N. Schanuel	121	2025	LAA	75	272	39	77	15	1	6	30	34	5	39	3	1	315	112	22	3	1	3	5	.283	.372	.412	.784	44	8	.346	7.7
11	Spencer Torkelson S. Torkelson	121	2025	DET	74	264	43	59	17	0	16	49	38	6	76	1	0	312	124	33	0	4	5	8	.223	.330	.470	.800	43	6.8	.342	7.6
12	Tyler Soderstrom T. Soderstrom	119	2025	ATH	79	293	41	74	11	1	14	45	33	4	80	5	0	331	129	26	0	1	1	11	.253	.335	.440	.776	45	6.8	.340	7.2
13	Rhys Hoskins R. Hoskins	116	2025	MIL	74	246	28	61	11	0	12	40	33	4	78	2	1	288	108	23	0	5	2	5	.248	.340	.439	.779	39	5.6	.339	5.2
14	Willson Contreras W. Contreras	109	2025	STL	73	274	37	66	16	0	10	50	25	12	76	3	0	314	112	26	1	2	1	8	.241	.329	.409	.738	39	3	.326	3.3
15	Ty France T. France	103	2025	MIN	75	274	34	73	13	0	6	42	13	13	46	1	0	301	104	19	0	1	0	6	.266	.329	.380	.708	35	0.5	.316	0.9
16	Vinnie Pasquantino V. Pasquantino	101	2025	KCR	77	296	31	79	7	1	11	41	23	4	52	1	0	324	121	19	0	1	3	2	.267	.327	.409	.736	39	1.9	.322	0.5
17	Luis Arraez L. Arraez	97	2025	SDP	71	290	36	81	16	4	3	29	13	1	6	3	1	311	114	23	4	3	0	4	.279	.309	.393	.703	34	-1.9	.306	-0.9
18	Carlos Santana C. Santana	97	2025	CLE	71	250	34	59	6	0	8	36	33	3	51	4	0	289	89	14	0	3	1	6	.236	.329	.356	.685	32	-1.6	.307	-0.9
19	Nathaniel Lowe N. Lowe	95	2025	WSH	78	293	32	67	12	0	13	51	28	1	88	1	0	324	118	25	0	2	0	4	.229	.296	.403	.699	36	-1.9	.307	-1.9
20	Eric Wagaman E. Wagaman	83	2025	MIA	71	267	29	68	16	1	5	28	17	0	54	2	1	288	101	22	0	4	0	9	.255	.295	.378	.673	29	-4.6	.294	-5.6
21	Christian Walker C. Walker	83	2025	HOU	75	285	32	62	10	1	10	37	22	5	86	0	0	314	104	21	0	2	0	8	.218	.283	.365	.648	30	-6.8	.287	-6
22	Jake Burger J. Burger	80	2025	TEX	65	236	27	52	13	0	10	29	8	3	65	1	1	249	95	23	0	2	0	1	.220	.253	.403	.656	23	-6.1	.283	-5.8
23	Spencer Steer S. Steer	72	2025	CIN	71	261	29	60	12	1	6	25	20	1	72	5	1	282	92	19	0	0	0	6	.230	.287	.352	.640	26	-6.8	.284	-9.1