CoStar Group, Inc. (CSGP) NASDAQ

40.06

+0.34(+0.86%)

Updated at April 20 04:00PM

Currency In USD

CSGP Historical Return

If you invested $1000 in CoStar Group, Inc. (CSGP) 10 years ago, it would be worth $2,190.27 as of April 21, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $440.56, while $1000 invested 1 year ago would be worth $514.84. This corresponds to total returns of 119.03%, -55.94%, -48.52%, respectively, with annualized returns of 8.15%, -15.11%, -48.52%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

CSGP Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
April 20, 2026	39.7	40.06	40.06	40.32	39.35	3.78M
April 17, 2026	40.58	39.72	39.72	40.94	39.52	3.99M
April 16, 2026	39.77	40.04	40.04	40.41	39.57	6.69M
April 15, 2026	38.05	39.31	39.31	39.52	37.64	6.5M
April 14, 2026	36.81	37.6	37.6	38.35	36.81	6.97M
April 13, 2026	36.14	37.06	37.06	37.26	34.75	11.55M
April 10, 2026	37.3	36.48	36.48	37.5	35.77	5.17M
April 09, 2026	38.28	37.32	37.32	38.44	36.91	5.73M
April 08, 2026	40.73	38.82	38.82	41.13	38.48	6.04M
April 07, 2026	41.11	39.48	39.48	41.25	39.44	4.28M
April 06, 2026	39.92	41.18	41.18	41.28	39.69	5.32M
April 02, 2026	39.78	39.94	39.95	40.84	38.7	3.79M
April 01, 2026	40.34	39.63	39.63	40.34	38.69	5.48M
March 31, 2026	41.5	40.34	40.34	41.63	39.57	5.48M
March 30, 2026	40.16	40.88	40.88	41.07	40.04	6.63M
March 27, 2026	41.07	39.77	39.77	41.43	39.18	6.26M
March 26, 2026	40.95	41.3	41.3	42.71	40.95	4.98M
March 25, 2026	41.84	41.41	41.41	42.12	40.33	5.75M
March 24, 2026	42.32	41.46	41.46	42.52	40.78	4.55M
March 23, 2026	43.67	42.91	42.91	43.75	41.79	7.1M
March 20, 2026	42.24	42.9	42.9	43.27	41.96	15.18M
March 19, 2026	42.73	42.82	42.82	43.57	41.84	6.07M
March 18, 2026	43.53	43.11	43.11	44.13	42.65	8.36M
March 17, 2026	44.07	44.25	44.25	45.21	43.62	4.3M
March 16, 2026	43.95	43.62	43.62	44.1	43.45	5.62M
March 13, 2026	43.71	43.63	43.63	44.27	42.94	5.27M
March 12, 2026	45.01	43.36	43.36	46.34	43.29	6.29M
March 11, 2026	46.46	45.34	45.34	47.15	44.83	5.27M
March 10, 2026	47.73	46.33	46.33	48.32	45.5	4.52M
March 09, 2026	48.2	48.42	48.42	48.93	47.62	5.53M
March 06, 2026	48.36	48.38	48.38	48.74	47.64	3.96M
March 05, 2026	47.48	48.91	48.91	49.03	47.27	5.87M
March 04, 2026	46.96	47.6	47.6	48.25	46.81	4.06M
March 03, 2026	45.93	46.78	46.78	47.35	44.78	5.24M
March 02, 2026	43.58	45.17	45.17	45.38	43.16	6.34M
February 27, 2026	43.99	44.63	44.63	45.41	43.74	8.06M
February 26, 2026	45.54	45	45	46.12	44.79	7.62M
February 25, 2026	46.59	44.78	44.78	47.1	43.17	11.64M
February 24, 2026	47.56	49.15	49.15	49.75	47.33	5.6M
February 23, 2026	49.39	47.87	47.87	50.07	47.81	7.21M
February 20, 2026	50.05	49.87	49.87	52.08	49.43	7.9M
February 19, 2026	48.53	49.07	49.07	49.48	48.05	5.22M
February 18, 2026	46.37	48.94	48.94	49.07	46.37	7.99M
February 17, 2026	44.97	45.74	45.74	45.82	43.8	8.85M
February 13, 2026	45.34	44.99	44.99	45.9	44.55	5.53M
February 12, 2026	47.72	45.03	45.03	48.04	43.92	10.33M
February 11, 2026	50.31	47.87	47.87	50.31	46.78	6.23M
February 10, 2026	50.2	50.85	50.85	52.35	50.2	5.96M
February 09, 2026	49.64	50.96	50.96	51.36	48.56	8.65M
February 06, 2026	51.13	50.28	50.28	51.69	48.76	6.76M
February 05, 2026	52.78	50.99	50.99	53.32	50.72	7.44M
February 04, 2026	52.14	52.34	52.34	53.38	50.59	11.03M
February 03, 2026	60.13	51.73	51.73	60.39	51.57	12.88M
February 02, 2026	61.46	61.18	61.18	62.67	61.04	6.01M
January 30, 2026	61.51	61.5	61.5	62.38	60.77	4.66M
January 29, 2026	65.31	61.93	61.93	65.46	61.61	4.52M
January 28, 2026	66.97	65.2	65.2	67.68	65.15	4.37M
January 27, 2026	69.28	66.22	66.22	70.57	65.69	17.99M
January 26, 2026	65.95	65.81	65.81	67.06	65.75	4.03M
January 23, 2026	65.72	65.6	65.6	66.68	65.26	4.99M