Aldeyra The (ALDX) NASDAQ

Currency In USD

ALDX Historical Return

If you invested $1000 in Aldeyra Therapeutics, Inc. (ALDX) 10 years ago, it would be worth $91.99 as of November 13, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $72.76, while $1000 invested 1 year ago would be worth $125.52. This corresponds to total returns of -90.8%, -92.72%, -87.45%, respectively, with annualized returns of -21.22%, -40.81%, -87.45%.

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

ALDX Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
November 12, 2026	0.62	0.62	0.62	0.63	0.6	527,892
November 11, 2026	0.63	0.65	0.65	0.68	0.61	1.25M
November 10, 2026	0.6	0.63	0.63	0.64	0.58	417,839
November 09, 2026	0.64	0.64	0.64	0.69	0.61	779,753
November 06, 2026	0.62	0.63	0.63	0.7	0.58	542,556
November 05, 2026	0.64	0.62	0.62	0.64	0.57	836,073
November 04, 2026	0.69	0.65	0.65	0.7	0.64	1.04M
November 03, 2026	0.59	0.62	0.62	0.63	0.55	660,825
November 02, 2026	0.56	0.58	0.58	0.59	0.53	906,092
October 30, 2026	0.67	0.56	0.56	0.68	0.55	896,537
October 29, 2026	0.67	0.66	0.66	0.72	0.66	417,404
October 28, 2026	0.63	0.68	0.68	0.69	0.63	724,978
October 27, 2026	0.63	0.64	0.64	0.67	0.62	991,808
October 26, 2026	0.66	0.64	0.64	0.67	0.63	786,261
October 23, 2026	0.63	0.65	0.65	0.65	0.6	821,553
October 22, 2026	0.67	0.65	0.65	0.73	0.63	717,821
October 21, 2026	0.74	0.67	0.67	0.75	0.66	595,796
October 20, 2026	0.65	0.73	0.73	0.75	0.65	1.64M
October 19, 2026	0.7	0.67	0.67	0.72	0.66	861,663
October 16, 2026	0.74	0.7	0.7	0.74	0.65	1.81M
October 15, 2026	0.77	0.74	0.74	0.8	0.73	1.14M
October 14, 2026	0.88	0.79	0.79	0.9	0.79	1.58M
October 13, 2026	0.89	0.9	0.9	0.91	0.87	1.46M
October 12, 2026	0.92	0.91	0.91	0.94	0.88	1.34M
October 09, 2026	0.94	0.92	0.92	0.96	0.92	698,974
October 08, 2026	0.96	0.95	0.95	0.97	0.91	1.18M
October 07, 2026	0.91	0.96	0.96	0.97	0.88	1.28M
October 06, 2026	0.95	0.92	0.92	0.99	0.86	8.23M
October 05, 2026	1.18	0.92	0.92	1.19	0.9	7.01M
October 02, 2026	1.31	1.17	1.17	1.31	1.15	2.27M
October 01, 2026	1.26	1.29	1.29	1.31	1.2	1.21M
September 30, 2026	1.34	1.23	1.23	1.35	1.22	1.65M
September 29, 2026	1.17	1.32	1.32	1.44	1.17	5.41M
September 28, 2026	1.18	1.16	1.16	1.22	1.15	1.02M
September 25, 2026	1.23	1.21	1.21	1.28	1.2	643,880
September 24, 2026	1.35	1.22	1.22	1.35	1.22	832,532
September 23, 2026	1.4	1.35	1.35	1.4	1.33	630,123
September 22, 2026	1.37	1.4	1.4	1.4	1.35	427,875
September 21, 2026	1.36	1.35	1.35	1.37	1.33	494,768
September 18, 2026	1.4	1.36	1.36	1.4	1.35	366,920
September 17, 2026	1.39	1.38	1.38	1.44	1.37	394,915
September 16, 2026	1.38	1.37	1.37	1.4	1.36	716,852
September 15, 2026	1.45	1.37	1.37	1.45	1.35	833,028
September 11, 2026	1.47	1.34	1.34	1.48	1.33	1.56M
September 10, 2026	1.48	1.46	1.46	1.51	1.46	552,066
September 09, 2026	1.53	1.5	1.5	1.54	1.5	544,005
September 08, 2026	1.47	1.54	1.54	1.55	1.47	720,631
September 04, 2026	1.47	1.48	1.48	1.49	1.46	483,878
September 03, 2026	1.48	1.48	1.48	1.48	1.48	0
September 02, 2026	1.51	1.49	1.49	1.54	1.46	494,800
September 01, 2026	1.46	1.49	1.49	1.5	1.46	461,407
August 31, 2026	1.51	1.48	1.48	1.51	1.47	494,970
August 28, 2026	1.52	1.49	1.49	1.56	1.48	547,971
August 27, 2026	1.57	1.54	1.54	1.58	1.53	277,006
August 26, 2026	1.54	1.56	1.56	1.58	1.53	477,157
August 25, 2026	1.52	1.55	1.55	1.56	1.5	446,945
August 24, 2026	1.53	1.52	1.52	1.55	1.46	531,878
August 21, 2026	1.5	1.52	1.52	1.6	1.48	1.1M
August 20, 2026	1.57	1.5	1.5	1.58	1.5	935,073
August 19, 2026	1.59	1.58	1.58	1.59	1.58	0