Main Street Capital Corporation (MAIN) — Price History

As of 2026-09-02 — refreshed nightly from the Closelook data lake. Diary readings, not advice.

Daily prices

Date	Open	High	Low	Close	Chg %	Volume
2026-09-02	57.98	58.44	57.54	57.87	-0.17%	410,692
2026-09-01	58.71	59.13	57.86	57.97	-1.61%	455,588
2026-08-31	58.51	59.28	58.44	58.92	+0.63%	544,991
2026-08-28	58.71	59.15	58.49	58.55	-0.07%	312,400
2026-08-27	58.35	58.92	58.29	58.59	+0.27%	341,300
2026-08-26	58.55	58.91	58.35	58.43	-0.19%	361,900
2026-08-25	58.74	59.22	58.37	58.54	-0.64%	605,200
2026-08-24	58.27	59.05	58.10	58.92	+1.08%	342,100
2026-08-21	58.70	58.92	58.28	58.29	-0.19%	277,500
2026-08-20	58.26	58.80	58.15	58.40	+0.40%	381,300
2026-08-19	58.13	58.70	57.90	58.17	+0.62%	446,900
2026-08-18	58.20	58.68	57.81	57.81	-0.58%	398,400
2026-08-17	58.97	58.97	58.07	58.15	-1.11%	472,400
2026-08-14	59.25	59.32	58.64	58.80	-0.73%	435,900
2026-08-13	58.63	59.61	58.63	59.23	+1.23%	572,500
2026-08-12	58.98	59.35	58.18	58.51	-0.88%	687,100
2026-08-11	58.32	59.37	58.08	59.03	+0.87%	851,700
2026-08-10	58.29	58.72	57.75	58.52	-0.71%	784,400
2026-08-07	56.49	59.48	56.31	58.94	+3.79%	1,322,900
2026-08-06	56.40	57.70	56.32	56.79	+1.21%	870,500
2026-08-05	57.14	57.38	55.85	56.11	-1.82%	532,300
2026-08-04	56.16	57.21	56.03	57.15	+2.51%	655,100
2026-08-03	54.81	55.97	54.81	55.75	+2.46%	636,600
2026-07-31	54.60	55.14	54.01	54.41	-0.06%	453,800
2026-07-30	54.40	54.73	53.33	54.44	+0.22%	593,200
2026-07-29	55.39	55.40	54.29	54.32	-1.81%	515,300
2026-07-28	54.02	55.40	54.00	55.32	+2.83%	519,000
2026-07-27	53.47	54.34	53.47	53.80	+0.62%	377,800
2026-07-24	53.20	53.68	52.99	53.47	+0.66%	400,500
2026-07-23	53.35	53.75	52.76	53.12	-0.97%	542,800
2026-07-22	54.73	54.75	53.50	53.64	-1.01%	501,800
2026-07-21	54.55	55.30	54.13	54.19	-0.73%	859,900
2026-07-20	55.43	55.78	53.69	54.59	-1.41%	576,500
2026-07-17	55.58	56.39	55.30	55.37	-0.31%	688,300
2026-07-16	53.40	55.68	53.40	55.54	+3.99%	808,200
2026-07-15	53.47	53.70	53.02	53.41	+0.60%	648,500
2026-07-14	52.70	53.28	52.58	53.09	+1.10%	609,100
2026-07-13	53.00	53.48	52.40	52.51	-0.62%	594,900
2026-07-10	51.89	53.20	51.82	52.84	+2.26%	578,300
2026-07-09	51.30	51.98	51.01	51.67	+1.21%	517,300
2026-07-08	51.83	52.12	50.96	51.05	-2.59%	742,300
2026-07-07	52.26	53.08	52.25	52.41	+0.23%	805,600
2026-07-06	52.48	53.37	52.28	52.29	+0.64%	874,800
2026-07-02	52.50	52.85	51.82	51.96	-0.12%	539,700
2026-07-01	52.01	52.95	51.88	52.02	+0.27%	692,700
2026-06-30	51.68	52.25	51.45	51.88	+0.62%	656,000
2026-06-29	51.14	51.60	50.56	51.56	+1.08%	614,300
2026-06-26	50.06	51.47	50.06	51.01	+1.63%	705,100
2026-06-25	49.86	50.86	49.82	50.19	+0.78%	579,800
2026-06-24	50.02	50.14	49.43	49.80	-0.44%	670,400
2026-06-23	50.00	50.38	49.68	50.02	-0.66%	584,800
2026-06-22	50.72	51.44	50.35	50.35	-1.22%	579,000
2026-06-18	51.07	51.43	50.68	50.97	+0.71%	1,496,400
2026-06-17	51.53	51.81	50.50	50.61	-1.65%	666,800
2026-06-16	51.49	51.92	51.19	51.46	+0.33%	719,500
2026-06-15	52.49	53.01	51.23	51.29	-1.40%	930,200
2026-06-12	51.90	52.45	51.50	52.02	+0.54%	385,400
2026-06-11	51.73	52.25	51.34	51.74	+0.39%	557,300
2026-06-10	51.27	52.20	51.26	51.54	+0.35%	704,900
2026-06-09	51.56	52.00	50.89	51.36	-0.02%	604,800
2026-06-08	51.55	51.76	50.75	51.37	-0.85%	570,000
2026-06-05	52.10	52.39	51.37	51.81	-0.40%	786,800
2026-06-04	51.15	52.38	51.15	52.02	+2.58%	544,000
2026-06-03	51.10	51.43	50.36	50.71	-1.67%	543,600
2026-06-02	51.64	52.05	51.32	51.57	-0.08%	629,500
2026-06-01	51.03	52.03	51.00	51.61	+0.78%	650,400
2026-05-29	51.11	51.92	51.04	51.21	-0.16%	399,600
2026-05-28	51.00	51.66	50.97	51.29	+0.33%	465,300
2026-05-27	51.05	51.78	51.01	51.12	-0.12%	459,500
2026-05-26	49.94	51.63	49.66	51.18	+3.12%	971,100
2026-05-22	51.00	51.41	48.95	49.63	-2.72%	1,888,800
2026-05-21	51.23	51.87	50.74	51.02	-0.39%	482,000
2026-05-20	50.56	51.71	50.35	51.22	+1.37%	593,300
2026-05-19	50.90	51.23	50.25	50.53	-0.90%	722,000
2026-05-18	50.45	51.45	49.85	50.99	+1.07%	779,300
2026-05-15	51.06	51.50	50.05	50.45	-0.47%	871,500
2026-05-14	51.22	51.64	50.12	50.69	-0.63%	1,328,400
2026-05-13	52.40	52.86	51.00	51.01	-3.61%	1,224,300
2026-05-12	52.62	53.26	52.37	52.92	+1.19%	684,500
2026-05-11	53.68	53.95	52.10	52.30	-3.17%	1,192,600
2026-05-08	55.75	56.60	52.81	54.01	-4.58%	1,331,200
2026-05-07	56.97	57.07	56.41	56.60	-1.27%	617,300
2026-05-06	57.55	57.80	56.68	57.33	-0.05%	590,500
2026-05-05	56.15	57.50	55.65	57.36	+2.87%	472,300
2026-05-04	56.00	56.64	55.52	55.76	-0.78%	477,300
2026-05-01	56.00	56.64	55.67	56.20	+0.64%	439,500
2026-04-30	53.69	55.94	53.64	55.84	+3.89%	637,000
2026-04-29	54.44	54.50	53.40	53.75	-1.65%	480,200
2026-04-28	53.93	54.74	53.70	54.65	+1.32%	419,600
2026-04-27	54.12	54.43	53.89	53.94	-0.22%	454,500
2026-04-24	54.15	54.50	53.97	54.06	+0.07%	358,700
2026-04-23	54.60	54.60	53.64	54.02	-1.15%	518,400
2026-04-22	54.44	55.29	54.23	54.65	+1.11%	505,400
2026-04-21	55.20	55.58	53.75	54.05	-1.66%	692,500
2026-04-20	54.42	55.24	54.39	54.96	+0.26%	527,000
2026-04-17	54.04	54.84	53.96	54.82	+2.54%	895,800
2026-04-16	57.69	57.71	53.01	53.46	-7.56%	1,862,000
2026-04-15	56.70	58.33	56.63	57.83	+2.55%	853,500
2026-04-14	54.50	56.55	54.50	56.39	+4.50%	853,600
2026-04-13	52.70	53.97	52.25	53.96	+1.66%	538,100
2026-04-10	53.58	54.00	52.85	53.08	-0.67%	516,100
2026-04-09	54.13	54.50	53.37	53.44	-1.73%	859,800
2026-04-08	55.00	55.38	53.99	54.38	+0.72%	663,800
2026-04-07	53.93	54.38	53.77	53.99	-0.39%	453,400
2026-04-06	52.75	54.20	52.51	54.20	+2.98%	543,100
2026-04-02	51.27	52.76	50.77	52.63	+1.39%	785,500
2026-04-01	53.26	53.36	51.71	51.91	-1.98%	891,500
2026-03-31	52.30	53.38	51.86	52.96	+2.54%	866,600
2026-03-30	51.92	52.29	51.37	51.65	+0.23%	727,900
2026-03-27	52.75	52.79	51.25	51.53	-2.63%	992,400
2026-03-26	54.32	54.79	52.86	52.92	-2.85%	689,500
2026-03-25	55.26	55.73	54.46	54.47	-0.69%	665,500
2026-03-24	54.69	55.12	53.92	54.85	-0.33%	412,700
2026-03-23	55.33	55.59	54.00	55.03	+0.04%	699,800
2026-03-20	55.39	55.65	54.31	55.01	-1.22%	3,145,500
2026-03-19	54.75	55.95	54.63	55.69	+1.00%	660,600
2026-03-18	55.65	56.30	55.13	55.14	-1.09%	1,048,300
2026-03-17	55.55	56.44	55.50	55.75	+1.23%	1,586,300
2026-03-16	55.51	55.80	54.74	55.07	+0.33%	1,704,100
2026-03-13	54.93	55.40	54.22	54.89	+0.42%	1,008,900
2026-03-12	56.00	56.45	54.30	54.66	-3.55%	1,704,900
2026-03-11	56.78	57.57	56.19	56.67	-0.19%	634,200
2026-03-10	56.88	57.60	56.07	56.78	-0.07%	433,600
2026-03-09	56.65	57.00	55.68	56.82	-0.96%	875,000
2026-03-06	57.19	57.97	57.05	57.37	-1.60%	415,000
2026-03-05	58.81	59.46	57.90	58.30	-1.00%	734,800
2026-03-04	57.75	58.90	56.87	58.89	+2.95%	738,100
2026-03-03	55.97	57.62	55.78	57.20	-0.73%	804,500
2026-03-02	55.50	57.90	54.74	57.62	+1.44%	1,413,000
2026-02-27	58.51	58.68	56.53	56.80	-2.22%	1,018,300
2026-02-26	58.80	59.10	57.21	58.09	-1.48%	815,100
2026-02-25	57.99	59.12	57.53	58.96	+2.18%	632,700
2026-02-24	56.78	57.92	56.69	57.70	+1.62%	602,200
2026-02-23	57.68	58.43	56.57	56.78	-2.00%	718,400
2026-02-20	57.88	58.37	57.08	57.94	+0.10%	581,600
2026-02-19	59.59	60.15	57.33	57.88	-3.57%	934,800
2026-02-18	59.26	60.32	58.94	60.02	+1.42%	409,400
2026-02-17	59.50	60.13	58.30	59.18	-0.44%	591,800
2026-02-13	61.01	61.01	58.63	59.44	-2.38%	837,900
2026-02-12	61.88	62.50	60.58	60.89	-1.14%	506,100
2026-02-11	62.00	62.12	61.13	61.59	-0.76%	373,300
2026-02-10	61.20	62.26	60.76	62.06	+2.06%	481,200
2026-02-09	60.50	60.92	60.00	60.81	+0.83%	532,000
2026-02-06	60.23	60.50	59.79	60.31	+0.68%	664,100
2026-02-05	61.06	61.22	59.42	59.90	-2.41%	920,800
2026-02-04	62.39	62.50	60.84	61.38	-1.14%	834,800
2026-02-03	63.45	63.59	61.74	62.09	-2.10%	568,700
2026-02-02	63.50	63.94	62.37	63.42	-0.60%	658,400
2026-01-30	64.20	64.51	63.31	63.80	-1.21%	371,600
2026-01-29	64.66	64.98	64.05	64.58	+0.48%	338,600
2026-01-28	64.60	65.23	64.25	64.27	-0.51%	402,000
2026-01-27	64.08	64.92	63.92	64.60	+1.27%	410,500
2026-01-26	64.05	64.05	63.00	63.79	-0.41%	390,500
2026-01-23	64.42	64.50	63.82	64.05	-0.19%	398,100
2026-01-22	64.20	64.47	63.83	64.17	+0.30%	378,500
2026-01-21	63.26	64.04	63.13	63.98	+1.35%	335,900
2026-01-20	62.57	63.44	62.50	63.13	-1.30%	449,300
2026-01-16	64.01	64.38	63.50	63.96	-0.37%	474,900
2026-01-15	62.40	64.59	62.21	64.20	+3.10%	924,000
2026-01-14	60.81	62.35	60.59	62.27	+2.60%	542,800
2026-01-13	60.75	61.34	60.40	60.69	+0.00%	490,500
2026-01-12	60.77	61.88	60.67	60.69	-0.82%	429,900
2026-01-09	62.25	62.52	61.12	61.19	-1.62%	591,400
2026-01-08	60.49	62.63	60.41	62.20	+2.39%	622,200
2026-01-07	62.31	62.46	60.39	60.75	-2.50%	502,400
2026-01-06	62.68	62.70	61.69	62.31	-0.21%	497,400
2026-01-05	61.97	62.67	61.95	62.44	+1.12%	538,700
2026-01-02	60.74	61.98	60.26	61.75	+2.25%	500,000
2025-12-31	60.15	60.63	60.04	60.39	+0.35%	316,700
2025-12-30	59.82	60.54	59.48	60.18	+0.72%	391,700
2025-12-29	60.67	60.95	59.75	59.75	-1.68%	433,900
2025-12-26	59.87	60.90	59.87	60.77	+1.61%	365,600
2025-12-24	59.16	60.06	59.11	59.81	+1.44%	206,800
2025-12-23	58.99	59.54	58.89	58.96	-0.72%	457,900
2025-12-22	59.91	60.20	59.31	59.39	-1.31%	854,100
2025-12-19	60.39	60.82	60.15	60.18	-0.22%	2,329,400
2025-12-18	61.13	61.14	59.85	60.31	-0.36%	531,900
2025-12-17	60.75	61.17	60.25	60.53	+0.03%	549,700
2025-12-16	60.81	61.15	59.87	60.51	-0.43%	570,700
2025-12-15	62.12	62.18	59.97	60.77	-2.06%	770,300
2025-12-12	62.29	62.75	61.73	62.05	-0.39%	360,200
2025-12-11	62.90	63.10	62.12	62.29	-1.03%	399,500
2025-12-10	62.24	63.21	61.88	62.94	+0.56%	461,700
2025-12-09	61.73	62.79	61.68	62.59	+1.10%	468,600
2025-12-08	60.74	62.45	60.50	61.91	+1.94%	601,700
2025-12-05	60.20	61.09	60.15	60.73	+1.25%	551,300
2025-12-04	59.60	60.15	59.19	59.98	+1.06%	514,800
2025-12-03	58.30	59.36	58.18	59.35	+2.22%	428,700
2025-12-02	58.00	58.37	57.57	58.06	+0.24%	357,300
2025-12-01	57.82	58.45	57.70	57.92	-0.21%	362,400
2025-11-28	58.00	58.18	57.81	58.04	+0.61%	182,800
2025-11-26	57.20	57.90	57.19	57.69	+0.91%	288,500
2025-11-25	56.56	57.22	56.40	57.17	+1.38%	363,100
2025-11-24	55.56	56.64	55.25	56.39	+1.49%	397,100
2025-11-21	55.58	56.25	54.85	55.56	+0.09%	791,100
2025-11-20	56.72	56.99	55.14	55.51	-1.54%	582,600
2025-11-19	56.91	57.26	56.17	56.38	-1.14%	562,700
2025-11-18	57.02	57.45	56.41	57.03	-0.16%	451,300
2025-11-17	58.48	58.63	56.99	57.12	-2.23%	508,500
2025-11-14	58.50	58.90	57.81	58.42	-0.81%	475,000
2025-11-13	59.00	59.26	58.51	58.90	-0.41%	348,100
2025-11-12	58.91	59.45	58.73	59.14	-0.14%	340,100
2025-11-11	58.74	59.45	58.50	59.22	+0.89%	309,100
2025-11-10	58.87	59.58	58.40	58.70	+0.00%	778,300
2025-11-07	57.47	58.88	56.31	58.70	+2.71%	531,600
2025-11-06	57.65	58.25	57.09	57.15	-0.10%	652,700
2025-11-05	57.18	57.32	56.12	57.21	+0.07%	525,200
2025-11-04	57.50	57.50	56.70	57.17	+0.02%	504,400
2025-11-03	57.00	57.43	56.53	57.16	+0.42%	474,600
2025-10-31	56.15	57.38	55.86	56.92	+1.01%	452,100
2025-10-30	57.53	58.00	56.04	56.35	-2.37%	539,400
2025-10-29	58.35	58.78	57.32	57.72	-1.33%	405,000
2025-10-28	58.31	58.95	57.99	58.50	+0.46%	375,100
2025-10-27	57.45	58.23	57.26	58.23	+1.36%	483,900
2025-10-24	58.09	58.48	57.45	57.45	-0.30%	379,300
2025-10-23	57.88	58.16	57.29	57.62	+0.05%	383,100
2025-10-22	57.87	58.00	57.00	57.59	-0.64%	634,900
2025-10-21	57.96	58.30	57.30	57.96	+0.02%	500,500
2025-10-20	58.27	58.56	57.68	57.95	-0.33%	510,700
2025-10-17	57.12	58.50	56.77	58.14	+1.63%	696,100
2025-10-16	58.30	58.96	57.05	57.21	-1.58%	516,100
2025-10-15	58.49	59.00	57.76	58.13	-0.43%	597,300
2025-10-14	56.00	58.62	55.74	58.38	+3.20%	808,500
2025-10-13	56.06	57.00	55.68	56.57	+2.67%	918,700
2025-10-10	57.25	57.40	55.06	55.10	-3.47%	2,055,500
2025-10-09	60.10	60.43	57.05	57.08	-5.73%	1,696,600
2025-10-08	61.55	61.92	60.28	60.55	-1.98%	695,800
2025-10-07	62.80	62.84	61.01	61.77	-1.15%	708,500
2025-10-06	63.00	63.30	61.88	62.49	-0.75%	557,800
2025-10-03	64.20	64.21	62.91	62.96	-1.58%	369,000
2025-10-02	62.58	64.13	62.46	63.97	+1.80%	413,600
2025-10-01	63.50	63.56	62.36	62.84	-1.18%	477,600
2025-09-30	63.56	64.08	62.86	63.59	+0.38%	359,800
2025-09-29	64.00	64.39	63.07	63.35	-0.63%	387,000
2025-09-26	63.85	64.47	63.68	63.75	+0.05%	382,500
2025-09-25	62.52	63.93	62.20	63.72	+1.35%	508,600
2025-09-24	64.34	64.60	62.83	62.87	-2.19%	545,400
2025-09-23	64.20	64.94	64.01	64.28	+0.00%	401,900
2025-09-22	65.35	65.85	64.02	64.28	-2.28%	757,600
2025-09-19	65.84	66.05	65.05	65.78	-0.53%	1,944,800
2025-09-18	66.00	66.85	65.66	66.13	+0.52%	853,800
2025-09-17	65.13	66.54	65.00	65.79	+1.09%	531,300
2025-09-16	65.38	65.86	64.80	65.08	-0.14%	611,000
2025-09-15	67.00	67.26	65.07	65.17	-2.70%	743,400
2025-09-12	67.00	67.34	66.69	66.98	-0.28%	459,100
2025-09-11	66.72	67.26	66.48	67.17	+0.69%	423,800
2025-09-10	66.05	66.71	65.83	66.71	+1.15%	598,800
2025-09-09	65.56	66.26	65.56	65.95	-0.03%	442,200
2025-09-08	66.29	66.37	65.35	65.97	-0.83%	430,100
2025-09-05	66.79	66.88	66.11	66.52	-0.11%	540,000

Most recent 250 sessions, newest first.

Seasonal returns

Best month historically: Jul (+6.87%). Worst month: Oct (-9.42%). Based on 2 years of daily data (2025–2026).

Jan+3.94%
Feb-6.00%
Mar-7.32%
Apr+0.18%
May-0.40%
Jun+2.92%
Jul+6.87%
Aug+4.64%
Sep-3.34%
Oct-9.42%
Nov+1.54%
Dec+4.26%

FAQ · from the current price data · as of 2026-09-02

Quick answers

What is Main Street Capital Corporation's (MAIN) latest close?

57.87 on 2026-09-02, from the Closelook data lake's daily price record.

What is MAIN's 52-week high and low?

67.34 high and 48.95 low over the trailing 52 weeks, as of 2026-09-02.

What is Main Street Capital Corporation's strongest and weakest month historically?

Historically, MAIN's strongest calendar month has been Jul (average +6.87%) and its weakest Oct (average -9.42%), based on 2 years of daily data (2025–2026).

How many years of seasonality does this cover?

2 years (2025–2026), computed from 418 daily bars in the Closelook data lake.