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	555	266	158	.627	555	3.32	3,553	26	9	0	3567.2	3,046	1,317	1,428	371	1,004	121	0	28	14,607	99	8.96	2.53	3.54	0.94	24.3	6.9	1.14	.280	3.60	7.68
2	Ronel Blanco R. Blanco	1	63	18	11	.621	45	3.45	273	1	1	0	274.0	208	105	112	42	120	5	12	0	1,133	5	8.97	3.94	2.28	1.38	24.1	10.6	1.20	.240	3.68	6.83
3	Tyler Gilbert T. Gilbert	1	80	6	8	.429	18	4.11	117	1	1	1	151.0	132	69	75	20	54	5	11	4	628	4	6.97	3.22	2.17	1.19	18.6	8.6	1.23	.259	4.47	7.87
4	Reid Detmers R. Detmers	1	136	21	30	.412	75	4.77	498	1	1	3	449.1	433	238	250	61	180	27	7	8	1,941	16	9.97	3.61	2.77	1.22	25.7	9.3	1.36	.317	5.01	8.67
5	Dylan Cease D. Cease	1	188	65	58	.528	188	3.88	1,231	3	3	0	1015.1	854	438	482	121	430	35	0	9	4,304	55	10.91	3.81	2.86	1.07	28.6	10.0	1.26	.295	4.27	7.57
6	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
7	Framber Valdez F. Valdez	1	188	81	52	.609	166	3.36	1,053	9	3	0	1080.2	912	404	444	87	389	58	7	1	4,483	61	8.77	3.24	2.71	0.72	23.5	8.7	1.20	.285	3.70	7.60
8	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
9	Lucas Giolito L. Giolito	1	206	70	66	.515	204	4.30	1,198	5	3	0	1158.2	1,017	554	593	183	441	41	1	7	4,873	49	9.31	3.43	2.72	1.42	24.6	9.0	1.26	.277	4.61	7.90
10	Sean Manaea S. Manaea	1	243	79	66	.545	210	4.08	1,184	3	3	0	1245.0	1,150	565	611	171	347	61	5	4	5,196	36	8.56	2.51	3.41	1.24	22.8	6.7	1.20	.285	4.42	8.31
11	Blake Snell B. Snell	1	222	81	62	.566	222	3.15	1,440	1	1	0	1158.0	891	405	440	111	521	11	0	6	4,791	86	11.19	4.05	2.76	0.86	30.1	10.9	1.22	.288	3.42	6.92
12	Michael Lorenzen M. Lorenzen	1	395	54	55	.495	119	4.08	826	1	1	15	996.0	921	452	474	125	387	41	55	15	4,214	51	7.46	3.50	2.13	1.13	19.6	9.2	1.31	.281	4.28	8.32
13	Carlos Rodón C. Rodón	1	231	93	72	.564	226	3.73	1,409	3	1	0	1282.0	1,085	532	574	159	477	65	1	5	5,378	65	9.89	3.35	2.95	1.12	26.2	8.9	1.22	.283	4.03	7.62
14	Wade Miley W. Miley	1	320	109	99	.524	312	4.09	1,368	3	2	0	1757.1	1,783	798	855	198	611	46	3	10	7,519	58	7.01	3.13	2.24	1.01	18.2	8.1	1.36	.299	4.38	9.13
15	Clayton Kershaw C. Kershaw	1	455	223	96	.699	451	2.53	3,052	25	15	0	2855.1	2,193	804	881	235	713	46	1	28	11,279	108	9.62	2.25	4.28	0.74	27.1	6.3	1.02	.271	2.78	6.91