most ls in extra innings by a team since 2020

Since 2020, the Boston Red Sox have lost the most games by a team in extra innings, with 279 losses.

Interpreted as:

most regular-season ls in extra innings by a team since 2020

	TEAM	L	W	L%	G	W%	AB	H	2B	3B	HR	RBI	BB	HBP	SO	PA	TB	XBH	SH	SF	IBB	AVG	OBP	SLG	OPS
1	Red Sox	279	223	.556	87	.444	415	108	16	1	13	117	60	10	104	502	165	30	9	8	30	.260	.361	.398	.759
2	Astros	275	178	.607	77	.393	361	80	10	0	4	80	65	4	88	453	102	14	11	12	31	.222	.337	.283	.620
3	Twins	264	252	.512	88	.488	411	95	6	2	15	116	77	10	116	516	150	23	7	11	24	.231	.358	.365	.723
4	White Sox	255	122	.676	68	.324	314	65	6	2	7	71	41	4	100	377	96	15	10	8	19	.207	.300	.306	.605
5	Mariners	247	332	.427	98	.573	452	115	15	1	16	134	91	7	123	579	180	32	16	12	35	.254	.379	.398	.777
6	Rangers	245	203	.547	75	.453	359	87	8	0	16	104	71	3	104	448	143	24	7	8	23	.242	.365	.398	.763
7	Diamondbacks	239	172	.582	72	.418	325	79	13	2	10	93	49	8	82	411	126	25	22	7	15	.243	.350	.388	.737
8	Rays	232	247	.484	83	.516	393	99	25	5	8	113	65	6	107	479	158	38	7	8	26	.252	.360	.402	.762
9	Angels	220	201	.523	72	.477	326	64	6	2	13	80	63	8	88	421	113	21	18	6	26	.196	.335	.347	.682
10	Yankees	218	253	.463	85	.537	369	93	16	1	12	104	70	7	94	471	147	29	11	14	36	.252	.370	.398	.768
11	Brewers	217	238	.477	81	.523	369	95	12	2	9	102	65	3	90	455	138	23	8	10	26	.257	.365	.374	.739
12	Cubs	212	165	.562	67	.438	305	78	11	1	7	74	53	4	72	377	112	19	7	8	26	.256	.365	.367	.732
13	Dodgers	211	296	.416	82	.584	405	104	22	2	10	115	80	4	102	507	160	34	5	12	38	.257	.375	.395	.770
14	Blue Jays	203	246	.452	79	.548	359	91	22	1	8	95	65	4	84	449	139	31	10	11	27	.253	.364	.387	.752
15	Pirates	202	156	.564	67	.436	291	68	5	2	5	68	47	1	74	358	92	12	8	11	20	.234	.331	.316	.648
16	Tigers	189	220	.462	81	.538	346	91	18	2	14	109	42	3	88	409	155	34	9	8	18	.263	.341	.448	.789
17	Reds	188	191	.496	70	.504	314	87	16	3	8	90	46	5	89	379	133	27	6	8	10	.277	.370	.424	.794
18	Rockies	184	172	.517	59	.483	277	59	10	0	12	76	57	3	87	356	105	22	9	10	28	.213	.343	.379	.722
19	Giants	183	290	.387	84	.613	375	106	20	1	15	133	68	7	97	473	173	36	10	13	27	.283	.391	.461	.852
20	Phillies	182	237	.434	79	.566	320	91	13	2	6	100	67	4	80	419	126	21	10	16	33	.284	.398	.394	.792
21	Marlins	182	268	.404	81	.596	368	106	17	3	6	107	54	2	78	450	147	26	14	12	28	.288	.372	.399	.771
22	Padres	175	246	.416	74	.584	318	85	16	0	6	101	69	6	70	421	119	22	16	12	37	.267	.395	.374	.769
23	Braves	159	238	.401	76	.599	322	78	16	1	8	86	53	5	64	397	120	25	6	11	26	.242	.348	.373	.720
24	Athletics	153	247	.383	70	.618	309	82	18	1	13	100	59	6	87	400	141	32	15	9	22	.265	.384	.456	.840
25	Nationals	152	134	.531	57	.469	238	58	14	3	8	72	28	3	65	286	102	25	10	7	13	.244	.322	.429	.751