Greenwich LifeSciences, Inc. (GLSI) NASDAQ

Currency In USD

GLSI Historical Return

If you invested $1000 in Greenwich LifeSciences, Inc. (GLSI) since IPO date, it would be worth $3,314 as of October 22, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $467.42, while $1000 invested 1 year ago would be worth $1,828.92. This corresponds to total returns of 231.4%, -53.26%, 82.89%, respectively, with annualized returns of 21.8%, -14.1%, 82.89%.

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

GLSI Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 21, 2026	16.41	16.57	16.57	16.67	16.16	81,959
October 20, 2026	15.3	16.24	16.24	16.43	15.3	101,465
October 19, 2026	14.84	15.21	15.21	15.39	14.75	151,915
October 16, 2026	15.3	14.55	14.55	15.53	14.41	107,670
October 15, 2026	15.12	15.32	15.32	15.61	15.1	81,348
October 14, 2026	15.25	15.4	15.4	16.35	15.15	137,805
October 13, 2026	17.5	15.5	15.5	17.75	14.06	317,103
October 12, 2026	16.45	17.77	17.77	18	16.42	163,222
October 09, 2026	15.2	16.53	16.53	16.8	15.2	119,375
October 08, 2026	15.29	15.14	15.14	16.14	14.55	129,087
October 07, 2026	15.81	15.39	15.39	16.37	15.01	147,192
October 06, 2026	17.02	15.79	15.79	17.32	15.4	111,663
October 05, 2026	16.92	16.91	16.91	17.25	16.26	98,727
October 02, 2026	17.65	16.98	16.98	18.25	16.6	175,414
October 01, 2026	18.12	17.35	17.35	18.35	16.81	121,452
September 30, 2026	18.6	18.05	18.05	19.31	18.01	145,034
September 29, 2026	18.78	18.38	18.38	19.21	18.2	65,701
September 28, 2026	18.12	18.59	18.59	19	17.85	82,913
September 25, 2026	18	18.22	18.22	18.68	18	66,720
September 24, 2026	17.46	18.1	18.1	18.15	17.3	88,141
September 23, 2026	19.31	17.51	17.51	19.36	17.12	187,135
September 22, 2026	18.58	19.48	19.48	20.31	18.31	122,809
September 21, 2026	19.24	18.6	18.6	19.24	18.19	110,121
September 18, 2026	18.4	18.99	18.99	20.04	18.25	301,250
September 17, 2026	16.04	18.39	18.39	18.75	16.04	246,854
September 16, 2026	16.09	15.63	15.63	16.37	15.35	121,560
September 15, 2026	15.81	16.09	16.09	16.43	15.35	96,834
September 11, 2026	15.52	15.45	15.45	15.52	15.19	74,805
September 10, 2026	14.54	15.06	15.06	15.35	14.46	68,493
September 09, 2026	15.79	15.03	15.03	16.34	14.9	102,812
September 08, 2026	15.71	15.9	15.9	16.25	15.53	58,257
September 04, 2026	15.45	15.95	15.95	15.98	15.45	64,842
September 03, 2026	15.8	15.63	15.63	15.8	15.5	46,657
September 02, 2026	15.01	15.74	15.74	16.02	14.99	102,821
September 01, 2026	14.56	15.01	15.01	15.08	14.4	98,647
August 31, 2026	15.5	14.95	14.95	15.62	14.32	169,476
August 28, 2026	18.77	15.67	15.67	18.94	14.25	370,115
August 27, 2026	18.04	18.73	18.73	18.89	18.01	64,091
August 26, 2026	18.6	18.23	18.23	18.61	17.82	60,821
August 25, 2026	17.46	18.59	18.59	19.64	17.44	199,092
August 24, 2026	16.64	17.58	17.58	17.68	15.78	93,323
August 21, 2026	16.16	16.67	16.67	17.48	15.54	176,065
August 20, 2026	17.41	15.31	15.31	17.68	15	173,758
August 19, 2026	17.7	17.34	17.34	18.17	17.17	0
August 18, 2026	17.06	17.26	17.26	17.85	16.9	102,501
August 17, 2026	16.8	17.38	17.38	17.75	16.55	91,663
August 14, 2026	16.48	16.8	16.8	17.42	15.96	116,466
August 13, 2026	17	16.38	16.38	17.12	16.28	0
August 12, 2026	15.85	16.92	16.92	17.52	15.61	0
August 11, 2026	15.99	15.55	15.55	16.14	14.8	0
August 10, 2026	14.79	15.5	15.5	16.23	14.76	176,120
August 07, 2026	14.52	14.36	14.36	14.75	14.2	0
August 06, 2026	14.31	14.24	14.24	14.97	14.24	87,617
August 05, 2026	14.39	14.39	14.39	14.75	14.19	81,414
August 04, 2026	13.53	14.35	14.35	14.57	13.19	150,860
August 03, 2026	13.46	13.54	13.54	14.17	13.18	123,179
July 31, 2026	14.21	13.5	13.5	14.3	13.24	85,186
July 30, 2026	12.97	14.02	14.02	14.35	12.97	116,975
July 29, 2026	13.59	12.8	12.8	14.09	12.59	102,010
July 28, 2026	13.32	13.45	13.45	13.75	12.9	161,817