Main Street Capital Corporation (MAIN)

Main Street Capital Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jun 12, 2026	51.90	52.45	51.50	52.02	52.02	0.54%	385,065
Jun 11, 2026	51.73	52.25	51.34	51.74	51.74	0.39%	556,906
Jun 10, 2026	51.27	52.20	51.26	51.54	51.54	0.35%	700,867
Jun 9, 2026	51.56	52.00	50.89	51.36	51.36	-0.02%	591,651
Jun 8, 2026	51.55	51.76	50.75	51.37	51.37	-0.35%	567,798
Jun 5, 2026	52.10	52.39	51.37	51.81	51.55	-0.40%	786,830
Jun 4, 2026	51.15	52.38	51.15	52.02	51.76	2.58%	544,225
Jun 3, 2026	51.10	51.43	50.36	50.71	50.46	-1.67%	543,613
Jun 2, 2026	51.64	52.05	51.32	51.57	51.31	-0.08%	629,451
Jun 1, 2026	51.03	52.03	51.00	51.61	51.35	0.78%	650,361
May 29, 2026	51.11	51.92	51.04	51.21	50.95	-0.16%	400,936
May 28, 2026	51.00	51.66	50.97	51.29	51.03	0.33%	466,264
May 27, 2026	51.05	51.78	51.01	51.12	50.86	-0.12%	461,954
May 26, 2026	49.94	51.63	49.66	51.18	50.92	3.12%	971,611
May 22, 2026	51.00	51.41	48.95	49.63	49.38	-2.72%	1,890,476
May 21, 2026	51.23	51.87	50.74	51.02	50.76	-0.39%	482,215
May 20, 2026	50.56	51.71	50.35	51.22	50.96	1.37%	593,254
May 19, 2026	50.90	51.23	50.25	50.53	50.28	-0.90%	722,046
May 18, 2026	50.45	51.45	49.85	50.99	50.73	1.07%	779,336
May 15, 2026	51.06	51.50	50.05	50.45	50.20	-0.47%	871,708
May 14, 2026	51.22	51.64	50.12	50.69	50.44	-0.63%	1,328,432
May 13, 2026	52.40	52.86	51.00	51.01	50.75	-3.61%	1,224,325
May 12, 2026	52.62	53.26	52.37	52.92	52.65	1.19%	684,877
May 11, 2026	53.68	53.95	52.10	52.30	52.04	-3.17%	1,192,560
May 8, 2026	55.75	56.60	52.81	54.01	53.74	-4.14%	1,331,179
May 7, 2026	56.97	57.07	56.41	56.60	56.06	-1.27%	617,314
May 6, 2026	57.55	57.80	56.68	57.33	56.78	-0.05%	590,853
May 5, 2026	56.15	57.50	55.65	57.36	56.81	2.87%	472,261
May 4, 2026	56.00	56.64	55.52	55.76	55.23	-0.78%	477,321
May 1, 2026	56.00	56.64	55.67	56.20	55.66	0.64%	439,787
Apr 30, 2026	53.69	55.94	53.64	55.84	55.30	3.89%	637,363
Apr 29, 2026	54.44	54.50	53.40	53.75	53.23	-1.65%	480,223
Apr 28, 2026	53.93	54.74	53.70	54.65	54.13	1.32%	419,639
Apr 27, 2026	54.12	54.43	53.89	53.94	53.42	-0.22%	454,686
Apr 24, 2026	54.15	54.50	53.97	54.06	53.54	0.07%	358,675
Apr 23, 2026	54.60	54.60	53.64	54.02	53.50	-1.15%	518,390
Apr 22, 2026	54.44	55.29	54.23	54.65	54.13	1.11%	505,379
Apr 21, 2026	55.20	55.58	53.75	54.05	53.53	-1.66%	692,540
Apr 20, 2026	54.42	55.24	54.39	54.96	54.43	0.26%	527,031
Apr 17, 2026	54.04	54.84	53.96	54.82	54.29	2.54%	895,778
Apr 16, 2026	57.69	57.71	53.01	53.46	52.95	-7.56%	1,861,979
Apr 15, 2026	56.70	58.33	56.63	57.83	57.28	2.55%	853,536
Apr 14, 2026	54.50	56.55	54.50	56.39	55.85	4.50%	853,584
Apr 13, 2026	52.70	53.97	52.25	53.96	53.44	1.66%	538,090
Apr 10, 2026	53.58	54.00	52.85	53.08	52.57	-0.67%	516,353
Apr 9, 2026	54.13	54.50	53.37	53.44	52.93	-1.73%	859,768
Apr 8, 2026	55.00	55.38	53.99	54.38	53.86	1.21%	664,067
Apr 7, 2026	53.93	54.38	53.77	53.99	53.21	-0.39%	453,412
Apr 6, 2026	52.75	54.20	52.51	54.20	53.42	2.98%	543,383
Apr 2, 2026	51.27	52.76	50.77	52.63	51.87	1.39%	785,496

Data Source: S&P Global Market Intelligence Last updated: Jun 12, 2026

Historical price data is provided by S&P Global Market Intelligence. New prices are added after the close of each trading day, and past prices are adjusted for stock splits.

Update frequency:

Daily

Last checked:

Jun 13, 2026

Data Sources Report a data error

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