Since June 1, 2025, the Colorado Rockies have lost the most games by a team, with 70 losses.

Interpreted as:

teams with most regular-season losses since june 1

	TEAM	L	W	L%	G	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Rockies	70	34	.673	104	.327	3,495	416	868	167	22	112	402	235	30	962	60	26	3,798	1,415	301	14	24	0	80	.248	.299	.405	.704
2	Twins	66	39	.629	105	.371	3,523	446	838	158	13	135	421	338	51	905	83	23	3,942	1,427	306	8	22	6	68	.238	.312	.405	.717
3	Nationals	66	38	.635	104	.365	3,486	423	839	160	18	101	406	272	26	901	78	29	3,819	1,338	279	8	27	9	68	.241	.298	.384	.682
4	White Sox	62	42	.596	104	.404	3,485	448	832	156	8	119	433	309	37	874	39	11	3,869	1,361	283	16	22	7	77	.239	.306	.391	.696
5	Cardinals	59	45	.567	104	.433	3,465	417	821	155	5	96	395	289	61	870	54	16	3,856	1,274	256	19	22	8	71	.237	.305	.368	.673
6	Angels	59	46	.562	105	.438	3,482	440	780	131	11	143	424	340	64	1,066	64	18	3,915	1,362	285	8	21	16	67	.224	.303	.391	.694
7	Mets	57	47	.548	104	.452	3,538	511	884	164	6	160	500	352	51	881	103	10	3,984	1,540	330	12	31	16	67	.250	.324	.435	.759
8	Rays	57	47	.548	104	.452	3,526	458	891	150	13	122	434	293	30	913	112	32	3,890	1,433	285	15	26	9	70	.253	.313	.406	.720
9	Braves	56	49	.533	105	.467	3,572	489	869	162	13	129	475	379	34	889	48	14	4,019	1,444	304	9	25	10	62	.243	.320	.404	.724
10	Giants	55	49	.529	104	.471	3,460	461	815	153	19	117	439	356	48	887	38	11	3,917	1,357	289	13	40	10	66	.236	.312	.392	.704
11	Pirates	54	49	.524	103	.476	3,411	393	797	171	11	76	377	326	32	908	59	23	3,800	1,218	258	8	23	9	68	.234	.305	.357	.662
12	Tigers	54	49	.524	103	.476	3,464	463	848	153	28	130	442	316	39	924	41	10	3,854	1,447	311	1	34	7	55	.245	.312	.418	.730
13	Royals	52	51	.505	103	.495	3,462	457	857	193	10	125	447	294	48	681	64	21	3,840	1,445	328	16	20	10	70	.248	.314	.417	.731
14	Orioles	51	54	.486	105	.514	3,515	458	824	168	12	129	438	323	49	952	78	24	3,914	1,403	309	2	25	11	59	.234	.306	.399	.705
15	Diamondbacks	51	53	.490	104	.510	3,505	498	871	162	26	135	482	337	52	882	71	28	3,964	1,490	323	29	41	14	69	.249	.320	.425	.745
16	Athletics	50	53	.485	103	.515	3,523	484	887	200	9	145	469	315	33	938	52	20	3,910	1,540	354	15	24	9	58	.252	.317	.437	.754
17	Rangers	50	53	.485	103	.515	3,541	488	853	178	9	116	467	336	43	849	82	19	3,955	1,397	303	9	26	16	62	.241	.312	.395	.707
18	Marlins	50	56	.472	106	.528	3,637	479	916	182	21	103	457	307	39	781	92	25	4,021	1,449	306	7	31	8	61	.252	.314	.398	.713
19	Reds	49	54	.476	103	.524	3,462	446	844	149	16	106	419	323	31	889	50	11	3,857	1,343	271	9	32	10	71	.244	.311	.388	.699
20	Cubs	48	56	.462	104	.538	3,479	459	845	156	15	144	445	335	31	819	87	23	3,885	1,463	315	4	36	9	43	.243	.312	.421	.733
21	Guardians	48	57	.457	105	.543	3,449	412	762	162	12	108	403	311	38	890	88	20	3,846	1,272	282	20	28	21	45	.221	.290	.369	.659
22	Astros	48	56	.462	104	.538	3,560	448	879	167	6	123	428	302	43	863	57	15	3,936	1,427	296	8	23	9	76	.247	.312	.401	.712
23	Padres	48	58	.453	106	.547	3,567	466	907	173	11	100	447	336	45	775	64	19	4,012	1,402	284	35	29	12	66	.254	.324	.393	.717
24	Dodgers	47	57	.452	104	.548	3,494	485	848	156	12	150	464	355	36	880	50	14	3,929	1,478	318	10	34	21	62	.243	.316	.423	.739
25	Yankees	46	59	.438	105	.562	3,537	537	871	149	10	180	520	406	28	962	95	26	4,007	1,580	339	6	30	31	68	.246	.326	.447	.773