Chris Sale had the highest K/9 in 2024, with 11.40 per nine innings.

Interpreted as:

most k/9 with a minimum of 1 IP per team game by a player last year

	NAME	K/9	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Chris Sale C. Sale	11.40	2024	ATL	29	18	3	.857	29	2.38	225	0	0	0	177.2	141	47	48	9	39	8	0	0	702	4	1.98	5.77	0.46	32.1	5.6	1.01	.314	2.43	57	2.08	52	7.14	38.1
2	Sonny Gray S. Gray	10.98	2024	STL	28	13	9	.591	28	3.84	203	0	0	0	166.1	142	71	79	21	39	3	0	0	671	7	2.11	5.21	1.14	30.3	5.8	1.09	.299	4.27	95	3.12	78	7.68	16
3	Jack Flaherty J. Flaherty	10.78	2024	TOT	28	13	7	.650	28	3.17	194	0	0	0	162.0	135	57	61	24	38	4	0	0	649	6	2.11	5.11	1.33	29.9	5.9	1.07	.285	3.39	79	3.47	85	7.50	11.1
4	Cole Ragans C. Ragans	10.77	2024	KCR	32	11	9	.550	32	3.14	223	1	0	0	186.1	146	65	71	15	67	6	0	1	762	11	3.24	3.33	0.72	29.3	8.8	1.14	.290	3.43	75	2.99	73	7.05	22.8
5	Tarik Skubal T. Skubal	10.69	2024	DET	31	18	4	.818	31	2.39	228	0	0	0	192.0	142	51	54	15	35	9	0	0	753	2	1.64	6.51	0.70	30.3	4.6	0.92	.273	2.53	60	2.49	61	6.66	33.5
6	Dylan Cease D. Cease	10.65	2024	SDP	33	14	11	.560	33	3.47	224	1	1	0	189.1	137	73	80	18	65	2	0	0	762	12	3.09	3.45	0.86	29.4	8.5	1.07	.263	3.80	88	3.09	77	6.51	19.6
7	Yusei Kikuchi Y. Kikuchi	10.55	2024	TOT	32	9	10	.474	32	4.05	206	0	0	0	175.2	167	79	85	25	44	2	0	0	736	4	2.25	4.68	1.28	28.0	6.0	1.20	.309	4.35	102	3.45	85	8.56	12.2
8	Michael King M. King	10.42	2024	SDP	31	13	9	.591	30	2.95	201	0	0	0	173.2	144	57	71	17	63	7	0	2	726	1	3.26	3.19	0.88	27.7	8.7	1.19	.290	3.68	74	3.33	83	7.46	13.4
9	Freddy Peralta F. Peralta	10.36	2024	MIL	32	11	9	.550	32	3.68	200	0	0	0	173.2	143	71	74	26	68	10	0	0	725	8	3.52	2.94	1.35	27.6	9.4	1.21	.278	3.83	89	4.15	101	7.41	-0.9
10	Zack Wheeler Z. Wheeler	10.08	2024	PHI	32	16	7	.696	32	2.57	224	0	0	0	200.0	139	57	62	20	52	8	0	0	787	8	2.34	4.31	0.90	28.5	6.6	0.96	.246	2.79	62	3.12	75	6.26	22.4
11	Carlos Rodón C. Rodón	10.03	2024	NYY	32	16	9	.640	32	3.96	195	0	0	0	175.0	157	77	81	31	57	10	0	0	736	3	2.93	3.42	1.59	26.5	7.7	1.22	.284	4.17	99	4.38	104	8.07	-3
12	MacKenzie Gore M. Gore	9.79	2024	WSH	32	10	12	.455	32	3.90	181	0	0	0	166.1	171	72	93	15	65	11	0	0	731	14	3.52	2.78	0.81	24.8	8.9	1.42	.340	5.03	95	3.53	86	9.25	10.5
13	Tanner Bibee T. Bibee	9.69	2024	CLE	31	12	8	.600	31	3.47	187	0	0	0	173.2	150	67	70	22	44	8	0	0	710	2	2.28	4.25	1.14	26.3	6.2	1.12	.285	3.63	87	3.55	88	7.77	9.6
14	Bailey Ober B. Ober	9.62	2024	MIN	31	12	9	.571	31	3.98	191	1	0	0	178.2	136	79	81	27	43	6	0	0	709	1	2.17	4.44	1.36	26.9	6.1	1.00	.247	4.08	99	3.81	93	6.85	5.5
15	Pablo López P. López	9.62	2024	MIN	32	15	10	.600	32	4.08	198	0	0	0	185.1	180	84	90	26	41	8	0	0	772	3	1.99	4.83	1.26	25.6	5.3	1.19	.309	4.37	102	3.64	89	8.74	9.2
16	Logan Gilbert L. Gilbert	9.49	2024	SEA	33	9	12	.429	33	3.23	220	1	0	0	208.2	148	75	83	26	37	4	0	1	803	11	1.60	5.95	1.12	27.4	4.6	0.89	.236	3.58	86	3.26	83	6.38	15.6
17	Hunter Brown H. Brown	9.48	2024	HOU	31	11	9	.550	30	3.49	179	0	0	0	170.0	156	66	71	18	60	5	0	0	712	4	3.18	2.98	0.95	25.1	8.4	1.27	.307	3.76	88	3.58	88	8.26	8.9
18	Brandon Pfaadt B. Pfaadt	9.17	2024	ARI	32	11	10	.524	32	4.71	185	0	0	0	181.2	183	95	103	24	42	4	0	1	760	1	2.08	4.40	1.19	24.3	5.5	1.24	.315	5.10	113	3.60	91	9.07	6.7
19	Sean Manaea S. Manaea	9.12	2024	NYM	32	12	6	.667	32	3.47	184	0	0	0	181.2	134	70	75	21	63	9	0	0	738	4	3.12	2.92	1.04	24.9	8.5	1.08	.245	3.72	87	3.83	95	6.64	3.8
20	Charlie Morton C. Morton	9.09	2024	ATL	30	8	10	.444	30	4.19	167	0	0	0	165.1	154	77	85	23	65	18	0	1	701	2	3.54	2.57	1.25	23.8	9.3	1.32	.306	4.63	100	4.45	112	8.38	-9.1
21	Shota Imanaga S. Imanaga	9.03	2024	CHC	29	15	3	.833	29	2.91	174	0	0	0	173.1	149	56	66	27	28	3	0	0	694	3	1.45	6.21	1.40	25.1	4.0	1.02	.264	3.43	73	3.71	93	7.74	5
22	Luis Castillo L. Castillo	8.98	2024	SEA	30	11	12	.478	30	3.64	175	0	0	0	175.1	158	71	73	25	47	5	0	2	719	0	2.41	3.72	1.28	24.3	6.5	1.17	.285	3.75	97	3.91	100	8.11	0
23	Ronel Blanco R. Blanco	8.93	2024	HOU	30	13	6	.684	29	2.80	166	1	1	0	167.1	114	52	56	22	68	2	1	0	676	3	3.66	2.44	1.18	24.6	10.1	1.09	.220	3.01	70	4.14	102	6.13	-1.8
24	Aaron Nola A. Nola	8.89	2024	PHI	33	14	8	.636	33	3.57	197	1	1	0	199.1	189	79	84	30	50	3	0	0	820	2	2.26	3.94	1.35	24.0	6.1	1.20	.294	3.79	86	3.94	95	8.53	4.5
25	Chris Bassitt C. Bassitt	8.84	2024	TOR	31	10	14	.417	31	4.16	168	0	0	0	171.0	180	79	91	18	70	16	0	2	758	2	3.68	2.40	0.95	22.2	9.2	1.46	.333	4.79	105	4.07	100	9.47	0.3