Moleculin Biotech, Inc. (MBRX) NASDAQ

Currency In USD

MBRX Historical Return

If you invested $1000 in Moleculin Biotech, Inc. (MBRX) 10 years ago, it would be worth $0.05 as of September 13, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $0.63, while $1000 invested 1 year ago would be worth $76.96. This corresponds to total returns of -100%, -99.94%, -92.3%, respectively, with annualized returns of -62.86%, -77.12%, -92.3%.

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

MBRX Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
September 11, 2026	0.85	0.72	0.72	0.9	0.71	1.92M
September 10, 2026	0.79	0.83	0.83	0.83	0.77	531,783
September 09, 2026	0.79	0.77	0.77	0.8	0.75	379,553
September 08, 2026	0.74	0.75	0.75	0.78	0.72	733,507
September 04, 2026	0.69	0.71	0.71	0.74	0.68	766,755
September 03, 2026	0.68	0.68	0.68	0.73	0.65	0
September 02, 2026	0.66	0.69	0.69	0.7	0.64	348,376
September 01, 2026	0.64	0.65	0.65	0.65	0.62	259,569
August 31, 2026	0.65	0.64	0.64	0.67	0.63	290,549
August 28, 2026	0.69	0.65	0.65	0.71	0.64	613,293
August 27, 2026	0.62	0.69	0.69	0.71	0.61	1.48M
August 26, 2026	0.65	0.6	0.6	0.66	0.59	454,050
August 25, 2026	0.6	0.61	0.61	0.67	0.6	0
August 24, 2026	0.61	0.61	0.61	0.62	0.56	0
August 21, 2026	0.59	0.59	0.59	0.63	0.56	287,819
August 20, 2026	0.58	0.59	0.59	0.64	0.55	1.06M
August 19, 2026	0.61	0.58	0.58	0.61	0.57	637,557
August 18, 2026	0.6	0.61	0.61	0.66	0.59	0
August 17, 2026	0.64	0.61	0.61	0.67	0.56	850,440
August 14, 2026	0.6	0.61	0.61	0.64	0.58	1.54M
August 13, 2026	0.54	0.57	0.57	0.58	0.53	0
August 12, 2026	0.44	0.52	0.52	0.53	0.44	0
August 11, 2026	0.42	0.44	0.44	0.46	0.41	982,372
August 10, 2026	0.42	0.43	0.43	0.46	0.4	1.55M
August 07, 2026	0.39	0.41	0.41	0.42	0.38	0
August 06, 2026	0.4	0.39	0.39	0.42	0.35	2.15M
August 05, 2026	0.41	0.39	0.39	0.44	0.38	1.56M
August 04, 2026	0.43	0.41	0.41	0.44	0.38	2.23M
August 03, 2026	0.37	0.43	0.43	0.45	0.16	8.73M
July 31, 2026	0.88	0.4	0.4	1.07	0.31	19.17M
July 30, 2026	1.34	1.02	1.02	1.34	1.01	1.57M
July 29, 2026	2.13	1.36	1.36	2.16	1.33	1.71M
July 28, 2026	2.15	2.19	2.19	2.21	2.15	105,297
July 27, 2026	2.14	2.19	2.19	2.26	2.09	110,270
July 24, 2026	2.12	2.12	2.12	2.13	2.07	44,369
July 23, 2026	2.08	2.08	2.08	2.12	2.04	36,131
July 22, 2026	2.19	2.1	2.1	2.21	2.05	74,942
July 21, 2026	2.17	2.15	2.15	2.21	2.15	26,011
July 20, 2026	2.1	2.14	2.14	2.16	2.06	73,712
July 17, 2026	2.15	2.1	2.1	2.18	2.05	152,094
July 16, 2026	2.29	2.17	2.17	2.32	2.16	102,390
July 15, 2026	2.28	2.31	2.31	2.32	2.24	114,976
July 14, 2026	2.23	2.26	2.26	2.31	2.22	125,439
July 13, 2026	2.25	2.21	2.21	2.29	2.18	117,387
July 10, 2026	2.4	2.28	2.28	2.43	2.25	138,013
July 09, 2026	2.33	2.44	2.44	2.49	2.33	119,992
July 08, 2026	2.23	2.37	2.37	2.37	2.23	215,078
July 07, 2026	2.37	2.32	2.32	2.4	2.26	240,950
July 06, 2026	2.59	2.4	2.4	2.65	2.38	404,089
July 02, 2026	2.57	2.64	2.64	2.77	2.56	350,251
July 01, 2026	2.59	2.69	2.69	2.75	2.53	672,428
June 30, 2026	2.99	2.79	2.79	3.15	2.35	2.68M
June 29, 2026	3.36	3.57	3.57	3.69	3.2	1.98M
June 26, 2026	2.98	3.27	3.27	3.55	2.97	1.27M
June 25, 2026	2.9	2.99	2.99	3.09	2.86	558,494
June 24, 2026	2.67	2.93	2.93	2.94	2.61	892,348
June 23, 2026	2.66	2.75	2.75	2.85	2.53	11.21M
June 22, 2026	3.01	3.12	3.12	3.16	2.94	435,060
June 18, 2026	2.9	2.88	2.88	2.96	2.81	348,923
June 17, 2026	2.69	2.8	2.8	2.9	2.67	331,336