Justin Verlander has the most career no-hitters by an active pitcher, with 3.

Interpreted as:

active players with the most regular-season no hitters

	NAME	NH	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Justin Verlander J. Verlander	3	532	262	149	.637	532	3.31	3,444	26	9	0	3446.1	2,922	1,269	1,372	359	964	115	0	27	14,078	97	8.99	2.52	3.57	0.94	24.5	6.8	1.13	.279	3.58	7.63
2	Max Scherzer M. Scherzer	2	467	215	112	.657	458	3.16	3,408	12	5	0	2881.0	2,349	1,012	1,085	337	756	112	2	20	11,640	78	10.65	2.36	4.51	1.05	29.3	6.5	1.08	.286	3.39	7.34
3	Ronel Blanco R. Blanco	1	60	17	9	.654	42	3.51	251	1	1	0	254.0	194	99	106	40	114	5	12	0	1,054	5	8.89	4.04	2.20	1.42	23.8	10.8	1.21	.239	3.76	6.87
4	Tyler Gilbert T. Gilbert	1	42	3	7	.300	15	4.35	79	1	1	0	107.2	98	52	56	16	34	3	5	1	444	2	6.60	2.84	2.32	1.34	17.8	7.7	1.23	.263	4.68	8.19
5	Reid Detmers R. Detmers	1	84	16	27	.372	75	4.82	432	1	1	0	399.2	386	214	225	56	160	25	2	4	1,731	14	9.73	3.60	2.70	1.26	25.0	9.2	1.37	.312	5.07	8.69
6	Dylan Cease D. Cease	1	162	58	48	.547	162	3.82	1,052	3	3	0	877.0	738	372	412	103	371	30	0	8	3,718	50	10.80	3.81	2.84	1.06	28.3	10.0	1.26	.294	4.23	7.57
7	John Means J. Means	1	78	23	26	.469	73	3.68	334	1	1	0	401.0	342	164	175	72	79	15	1	0	1,621	10	7.50	1.77	4.23	1.62	20.6	4.9	1.05	.241	3.93	7.68
8	Framber Valdez F. Valdez	1	163	69	44	.611	141	3.33	897	8	3	0	924.2	771	342	378	75	334	53	7	1	3,829	50	8.73	3.25	2.69	0.73	23.4	8.7	1.20	.282	3.68	7.50
9	Joe Musgrove J. Musgrove	1	206	66	62	.516	180	3.73	1,050	2	2	2	1056.0	970	438	472	133	262	77	7	10	4,385	21	8.95	2.23	4.01	1.13	23.9	6.0	1.17	.292	4.02	8.27
10	Lucas Giolito L. Giolito	1	180	60	62	.492	178	4.43	1,077	5	3	0	1013.2	886	499	531	166	385	40	1	7	4,260	45	9.56	3.42	2.80	1.47	25.3	9.0	1.25	.278	4.71	7.87
11	Sean Manaea S. Manaea	1	228	77	62	.554	198	4.00	1,109	3	3	0	1184.1	1,088	527	573	158	335	54	3	4	4,933	34	8.43	2.55	3.31	1.20	22.5	6.8	1.20	.284	4.35	8.27
12	Blake Snell B. Snell	1	213	77	58	.570	213	3.18	1,372	1	1	0	1105.2	850	391	426	108	503	11	0	5	4,583	81	11.17	4.09	2.73	0.88	29.9	11.0	1.22	.287	3.47	6.92
13	Michael Lorenzen M. Lorenzen	1	373	48	47	.505	98	3.99	723	1	1	15	882.0	801	391	411	103	359	35	55	15	3,730	44	7.38	3.66	2.01	1.05	19.4	9.6	1.32	.278	4.19	8.17
14	Carlos Rodón C. Rodón	1	204	78	66	.542	199	3.84	1,251	3	1	0	1122.2	973	479	516	142	422	56	1	5	4,732	62	10.03	3.38	2.96	1.14	26.4	8.9	1.24	.290	4.14	7.80
15	Clayton Kershaw C. Kershaw	1	432	212	94	.693	429	2.50	2,968	25	15	0	2742.2	2,091	762	835	227	678	44	1	28	10,816	103	9.74	2.22	4.38	0.74	27.4	6.3	1.01	.270	2.74	6.86