Since January 1, 2020, Juan Soto has the best on-base percentage with 400+ at-bats, with an on-base percentage of .424.

Interpreted as:

highest obp by a player since jan 1 2020 min 400 ab

	NAME	OBP	AB	G	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	SLG	OPS
1	Juan Soto J. Soto	.424	2,501	719	501	703	131	9	153	433	621	13	502	46	20	3,153	1,311	293	1	17	56	73	.281	.524	.948
2	Aaron Judge A. Judge	.420	2,334	646	491	713	120	3	221	514	449	22	715	39	8	2,821	1,502	344	0	16	58	67	.305	.644	1.063
3	Freddie Freeman F. Freeman	.404	2,749	725	528	869	202	10	125	461	380	43	497	55	10	3,197	1,466	337	0	25	58	55	.316	.533	.937
4	Bryce Harper B. Harper	.395	2,244	619	403	651	163	5	125	373	384	17	561	58	16	2,670	1,199	293	4	21	52	60	.290	.534	.929
5	Ronald Acuña Jr. R. Acuña Jr.	.387	1,759	455	376	513	97	6	98	252	247	35	408	143	35	2,052	916	201	0	11	11	30	.292	.521	.908
6	Yordan Alvarez Y. Alvarez	.383	2,077	571	361	606	126	6	140	406	282	38	460	9	1	2,420	1,164	272	0	23	36	50	.292	.560	.943
7	Shohei Ohtani S. Ohtani	.378	2,603	698	504	734	135	33	202	475	393	18	758	134	33	3,028	1,541	370	0	14	71	34	.282	.592	.970
8	Yandy Díaz Y. Díaz	.373	2,325	633	317	672	131	2	67	302	298	23	376	7	5	2,659	1,008	200	0	13	7	59	.289	.434	.807
9	Mookie Betts M. Betts	.371	2,471	634	498	698	147	14	140	391	327	31	411	67	14	2,850	1,293	301	0	21	8	34	.282	.523	.894
10	Mike Trout M. Trout	.369	1,276	348	234	343	61	9	102	220	189	20	402	14	2	1,494	728	172	0	9	22	12	.269	.571	.940
11	Brandon Belt B. Belt	.369	1,067	329	168	275	59	4	65	155	176	15	361	4	2	1,262	537	128	0	4	7	28	.258	.503	.873
12	James Wood J. Wood	.368	484	129	75	133	25	4	21	74	69	3	154	21	11	557	229	50	0	1	2	4	.275	.473	.841
13	Vladimir Guerrero Jr. V. Guerrero Jr.	.368	2,864	745	452	830	159	4	151	460	333	30	497	20	10	3,243	1,450	314	0	16	34	94	.290	.506	.874
14	Xavier Edwards X. Edwards	.367	514	142	69	155	18	6	1	40	55	2	100	47	8	581	188	25	4	6	2	1	.302	.366	.733
15	Matt Wallner M. Wallner	.366	547	187	79	138	36	4	30	91	67	32	219	6	1	647	272	70	0	1	2	3	.252	.497	.864
16	Luis Arraez L. Arraez	.366	2,469	636	335	790	127	16	27	235	169	18	169	20	12	2,677	1,030	170	5	16	17	56	.320	.417	.783
17	Brendan Donovan B. Donovan	.366	1,494	422	204	427	81	5	33	174	154	39	227	15	10	1,699	617	119	3	9	3	19	.286	.413	.779
18	Paul Goldschmidt P. Goldschmidt	.365	2,728	724	430	780	165	3	124	405	332	17	687	45	2	3,093	1,323	292	0	16	13	60	.286	.485	.850
19	Michael Brantley M. Brantley	.361	936	246	127	282	60	4	20	102	83	6	113	4	1	1,029	410	84	1	3	3	17	.301	.438	.799
20	Christian Yelich C. Yelich	.361	2,176	595	382	558	101	11	74	278	344	16	605	89	14	2,546	903	186	2	8	24	40	.256	.415	.776
21	Jesse Winker J. Winker	.361	1,691	530	242	425	87	3	66	238	263	32	401	17	4	1,998	716	156	2	10	5	38	.251	.423	.784
22	Kyle Tucker K. Tucker	.361	2,304	633	378	642	136	19	133	437	301	6	404	102	12	2,632	1,215	288	0	21	28	43	.279	.527	.888
23	Steven Kwan S. Kwan	.360	1,875	476	292	540	88	17	29	167	201	17	205	59	13	2,109	749	134	6	10	4	23	.288	.399	.760
24	Mark Canha M. Canha	.359	2,061	630	300	516	105	7	53	262	267	97	467	37	5	2,448	794	165	0	23	5	36	.250	.385	.745
25	William Contreras W. Contreras	.359	1,807	496	283	497	100	5	72	262	230	11	462	22	3	2,058	823	177	1	9	12	52	.275	.455	.814