Since 2015, the Colorado Rockies have lost the most games by a team, with 957 losses.

Interpreted as:

MLB team with most lost in the regular season since 2015

	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	957	723	.570	1,680	.430	57,250	7,733	14,695	2,962	394	1,912	7,414	4,797	498	14,841	799	327	63,319	24,181	5,268	369	405	270	1,241	.257	.318	.422	.740
2	White Sox	953	726	.568	1,679	.432	56,924	6,961	14,083	2,686	226	1,758	6,669	4,486	645	14,476	773	292	62,663	22,495	4,670	251	357	141	1,240	.247	.308	.395	.703
3	Marlins	939	739	.560	1,678	.440	56,852	6,734	14,121	2,582	278	1,548	6,407	4,550	625	13,961	1,002	344	62,743	21,903	4,408	335	381	249	1,274	.248	.309	.385	.694
4	Tigers	923	752	.551	1,675	.449	56,753	6,990	13,998	2,688	378	1,709	6,693	4,782	533	14,693	709	282	62,605	22,569	4,775	125	412	172	1,183	.247	.309	.398	.707
5	Reds	920	760	.548	1,680	.452	56,441	7,381	13,847	2,650	273	1,956	7,048	5,387	780	14,443	1,175	388	63,333	22,911	4,879	330	395	238	1,189	.245	.318	.406	.724
6	Royals	918	762	.546	1,680	.454	56,796	7,066	14,260	2,797	342	1,657	6,747	4,366	606	12,803	1,235	384	62,489	22,712	4,796	262	459	171	1,179	.251	.309	.400	.709
7	Pirates	911	767	.543	1,679	.457	56,592	6,903	13,789	2,728	310	1,541	6,580	5,183	666	14,049	912	362	63,173	21,760	4,579	335	397	289	1,155	.244	.313	.385	.697
8	Orioles	907	773	.540	1,680	.460	57,115	7,428	14,111	2,739	205	2,155	7,117	4,738	632	14,458	761	257	63,033	23,725	5,099	154	394	151	1,146	.247	.310	.415	.725
9	Angels	905	775	.539	1,680	.461	56,377	7,265	13,625	2,558	219	2,039	6,938	5,165	709	13,905	885	323	62,846	22,738	4,816	195	400	276	1,241	.242	.311	.403	.715
10	Athletics	897	783	.534	1,680	.466	56,611	7,290	13,610	2,838	226	2,026	6,971	5,319	657	14,140	788	247	63,142	22,978	5,090	159	396	156	1,270	.240	.311	.406	.717
11	Nationals	876	804	.521	1,680	.479	56,605	7,596	14,384	2,866	249	1,848	7,245	5,361	663	13,215	1,167	373	63,439	23,292	4,963	362	448	331	1,239	.254	.324	.411	.735
12	Rangers	875	805	.521	1,680	.479	56,788	7,666	13,902	2,673	225	2,052	7,297	5,203	682	14,410	1,111	353	63,281	23,181	4,950	193	415	188	1,044	.245	.314	.408	.722
13	Diamondbacks	868	812	.517	1,680	.483	57,207	7,863	14,279	2,928	419	1,926	7,477	5,534	632	14,110	1,114	291	64,229	23,823	5,273	368	488	291	1,162	.250	.320	.416	.737
14	Padres	861	819	.513	1,680	.488	56,284	7,212	13,690	2,655	248	1,870	6,885	5,295	562	14,109	1,038	344	62,920	22,451	4,773	375	404	243	1,165	.243	.313	.399	.711
15	Twins	848	832	.505	1,680	.495	57,155	7,802	14,246	2,929	260	2,139	7,448	5,395	690	14,312	702	260	63,819	24,112	5,328	162	417	202	1,156	.249	.319	.422	.741
16	Phillies	841	839	.501	1,680	.499	56,896	7,522	14,147	2,793	304	1,981	7,191	5,302	618	14,473	1,020	287	63,487	23,491	5,078	289	382	288	1,129	.249	.318	.413	.730
17	Giants	838	842	.499	1,680	.501	56,921	7,222	13,949	2,807	305	1,723	6,903	5,379	611	14,118	714	268	63,634	22,535	4,835	270	453	291	1,233	.245	.315	.396	.711
18	Mets	819	861	.488	1,680	.513	56,640	7,501	14,007	2,734	222	2,110	7,222	5,420	892	13,816	785	245	63,593	23,515	5,066	255	386	294	1,243	.247	.321	.415	.736
19	Mariners	813	867	.484	1,680	.516	56,682	7,450	13,721	2,598	185	2,125	7,131	5,490	821	14,801	1,024	354	63,566	23,064	4,908	182	391	201	1,153	.242	.316	.407	.723
20	Blue Jays	810	870	.482	1,680	.518	56,990	7,916	14,418	3,005	164	2,224	7,594	5,531	593	13,344	722	257	63,705	24,423	5,393	185	406	153	1,346	.253	.323	.429	.752
21	Braves	791	887	.471	1,678	.529	57,192	7,870	14,579	2,932	220	2,106	7,554	5,433	627	13,933	852	288	63,973	24,269	5,258	324	397	355	1,201	.255	.324	.424	.749
22	Cardinals	785	893	.468	1,678	.532	56,498	7,508	14,077	2,774	224	1,941	7,168	5,457	770	13,742	848	298	63,481	23,122	4,939	313	443	256	1,163	.249	.321	.409	.731
23	Rays	784	896	.467	1,680	.533	56,811	7,485	14,045	2,815	296	1,978	7,113	5,315	758	15,058	1,220	434	63,424	23,386	5,089	134	406	193	1,071	.247	.318	.412	.730
24	Red Sox	782	898	.465	1,680	.535	58,190	8,353	15,285	3,413	250	2,007	7,934	5,440	607	13,832	971	301	64,795	25,219	5,670	131	427	306	1,271	.263	.330	.433	.763
25	Brewers	777	904	.462	1,681	.538	56,428	7,602	13,827	2,681	223	2,027	7,244	5,860	641	15,082	1,321	368	63,595	23,035	4,931	283	383	285	1,235	.245	.321	.408	.729