Geraldo Perdomo has the best on-base percentage by an active shortstop this season, with an on-base percentage of .404.

Interpreted as:

current MLB ss with the highest obp with a minimum of 1.55 PA per team game this regular season

	NAME	OBP	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Geraldo Perdomo G. Perdomo	.404	2025	AZ	51	178	26	55	13	0	6	37	32	1	25	11	0	220	86	19	2	7	0	1	.309	.483	.887	38	12.4	.385	145	11.6
2	Chase Meidroth C. Meidroth	.391	2025	CWS	29	101	16	31	4	0	1	5	14	0	16	8	0	115	38	5	0	0	0	2	.307	.376	.768	16	3.1	.348	125	3.2
3	Jacob Wilson J. Wilson	.383	2025	ATH	50	196	27	67	11	0	5	27	11	2	11	4	0	210	93	16	1	0	1	6	.342	.474	.857	34	10.2	.376	145	10.7
4	J.P. Crawford	.379	2025	SEA	49	173	23	45	5	0	4	19	32	1	43	2	0	208	62	9	2	0	0	1	.260	.358	.737	28	3.9	.338	125	5.8
5	Trea Turner T. Turner	.363	2025	PHI	50	207	36	63	9	2	4	20	17	2	42	14	5	226	88	15	0	0	0	3	.304	.425	.788	32	6.3	.350	122	5.8
6	Bobby Witt Jr. B. Witt Jr.	.362	2025	KCR	53	206	29	62	19	3	5	28	19	3	42	19	5	232	102	27	0	4	5	1	.301	.495	.857	36	8.9	.363	131	8.1
7	Jeremy Peña J. Peña	.361	2025	HOU	52	196	25	58	8	1	6	25	13	8	32	6	1	220	86	15	1	2	1	4	.296	.439	.800	32	6.5	.352	129	7.3
8	CJ Abrams	.355	2025	WSH	39	156	26	46	9	2	8	19	11	4	33	9	2	173	83	19	1	1	0	1	.295	.532	.887	29	9.4	.383	145	9.2
9	Francisco Lindor F. Lindor	.352	2025	NYM	51	205	31	56	9	0	10	29	20	7	38	10	2	236	95	19	0	4	2	4	.273	.463	.815	35	7.3	.354	128	7.9
10	Ezequiel Tovar E. Tovar	.350	2025	COL	24	96	9	29	6	2	2	9	6	1	18	2	2	104	45	10	1	0	0	0	.302	.469	.818	16	3.5	.357	114	1.7
11	Isiah Kiner-Falefa I. Kiner-Falefa	.347	2025	PIT	41	139	16	41	5	1	1	8	9	2	25	8	3	151	51	7	1	0	0	3	.295	.367	.714	18	0.7	.320	100	0
12	Corey Seager C. Seager	.346	2025	TEX	26	100	15	30	4	0	6	12	7	0	18	0	0	107	52	10	0	0	1	1	.300	.520	.866	17	5	.373	143	5.2
13	Mookie Betts M. Betts	.343	2025	LAD	49	189	40	49	5	1	8	30	24	1	21	5	0	216	80	14	0	2	0	4	.259	.423	.766	29	4.2	.339	116	4.2
14	Josh Smith J. Smith	.341	2025	TEX	45	150	19	41	5	1	4	12	15	1	31	5	2	168	60	10	1	1	1	0	.273	.400	.741	21	1.7	.327	111	2.1
15	Masyn Winn M. Winn	.341	2025	STL	41	146	28	38	6	0	5	16	16	3	39	2	4	168	59	11	1	2	0	2	.260	.404	.745	22	2.3	.332	112	2.3
16	Xavier Edwards X. Edwards	.337	2025	MIA	42	171	18	45	3	1	0	11	19	1	34	11	4	194	50	4	1	2	1	0	.263	.292	.629	18	-4.2	.288	78	-5.1
17	Zach Neto Z. Neto	.329	2025	LAA	33	133	28	38	10	0	8	19	7	2	40	8	1	143	72	18	0	1	0	2	.286	.541	.870	23	6.7	.374	141	6.7
18	Anthony Volpe A. Volpe	.325	2025	NYY	50	185	26	45	15	1	6	28	22	2	54	7	3	212	80	22	0	3	0	1	.243	.432	.758	27	2.9	.332	114	3.4
19	Bo Bichette B. Bichette	.323	2025	TOR	51	219	22	61	15	0	4	25	13	2	40	4	2	235	88	19	0	1	1	5	.279	.402	.725	28	0.8	.319	106	1.5
20	Nick Allen N. Allen	.322	2025	ATL	44	134	12	34	4	0	0	11	12	2	32	6	4	151	38	4	2	1	0	3	.254	.284	.606	13	-4.2	.279	73	-4.7
21	Elly De La Cruz E. De La Cruz	.322	2025	CIN	53	206	35	51	8	0	9	37	21	2	66	17	5	230	86	17	0	1	2	2	.248	.417	.739	28	1.7	.324	98	-0.4
22	Xander Bogaerts X. Bogaerts	.320	2025	SDP	50	169	20	39	9	0	3	20	23	1	40	9	0	197	57	12	0	4	2	5	.231	.337	.657	19	-3.5	.293	87	-3
23	Dansby Swanson D. Swanson	.320	2025	CHC	52	198	36	51	7	1	11	29	19	0	55	7	1	220	93	19	1	2	1	2	.258	.470	.789	30	4.6	.341	119	4.9
24	Gunnar Henderson G. Henderson	.316	2025	BAL	44	179	25	47	10	2	7	14	14	0	55	5	0	193	82	19	0	0	1	3	.263	.458	.774	25	3.2	.336	119	4.1
25	Trey Sweeney T. Sweeney	.297	2025	DET	51	166	25	39	3	1	4	23	16	0	43	2	1	185	56	8	0	3	0	1	.235	.337	.635	17	-4.5	.284	81	-3.9