Phio Pharmaceuticals Corp. (PHIO) NASDAQ

Currency In USD

PHIO Historical Return

If you invested $1000 in Phio Pharmaceuticals Corp. (PHIO) 10 years ago, it would be worth $0.01 as of October 31, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 4 years ago would be worth $4.74, while $1000 invested 1 year ago would be worth $419.51. This corresponds to total returns of -100%, -99.53%, -58.05%, respectively, with annualized returns of -67.65%, -65.71%, -58.05%.

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

PHIO Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 30, 2026	0.86	0.86	0.86	0.88	0.85	66,660
October 29, 2026	0.88	0.86	0.86	0.91	0.86	25,030
October 28, 2026	0.89	0.92	0.92	0.92	0.87	12,499
October 27, 2026	0.85	0.89	0.89	0.92	0.85	68,029
October 26, 2026	0.88	0.85	0.85	0.88	0.85	42,114
October 23, 2026	0.86	0.85	0.85	0.9	0.85	30,734
October 22, 2026	0.9	0.87	0.87	0.92	0.87	53,583
October 21, 2026	0.91	0.89	0.89	0.92	0.89	99,048
October 20, 2026	0.86	0.89	0.89	0.91	0.86	58,427
October 19, 2026	0.87	0.87	0.87	0.87	0.87	91,087
October 16, 2026	0.91	0.87	0.87	0.94	0.87	91,131
October 15, 2026	0.9	0.93	0.93	0.98	0.9	135,782
October 14, 2026	0.91	0.95	0.95	0.95	0.89	132,157
October 13, 2026	0.96	0.93	0.93	0.96	0.92	69,180
October 12, 2026	0.99	0.92	0.92	0.99	0.91	45,471
October 09, 2026	0.97	0.98	0.98	1	0.97	41,820
October 08, 2026	0.97	0.97	0.97	0.99	0.97	66,044
October 07, 2026	1.01	1	1	1.01	0.97	92,889
October 06, 2026	1	0.99	0.99	1.02	0.97	131,766
October 05, 2026	1	0.99	0.99	1.02	0.98	201,087
October 02, 2026	1.01	0.99	0.99	1.01	0.98	54,214
October 01, 2026	1.05	1	1	1.05	1	50,112
September 30, 2026	1.04	1.03	1.03	1.07	1.03	99,418
September 29, 2026	1.02	1.03	1.03	1.05	1	80,368
September 28, 2026	1	1.01	1.01	1.04	1	112,210
September 25, 2026	1.02	0.99	0.99	1.05	0.99	238,309
September 24, 2026	1.03	1.02	1.02	1.04	0.99	64,946
September 23, 2026	1.03	1.02	1.02	1.03	1	75,153
September 22, 2026	1.02	1	1	1.05	0.99	204,073
September 21, 2026	1.05	1.01	1.01	1.05	1	78,290
September 18, 2026	1.05	1.03	1.03	1.06	1.01	156,550
September 17, 2026	1.03	1.02	1.02	1.04	0.99	79,454
September 16, 2026	1	1	1	1.02	0.98	62,622
September 15, 2026	1.04	1.02	1.02	1.05	0.99	114,361
September 11, 2026	1.04	1.03	1.03	1.05	1.02	94,416
September 10, 2026	1.02	1.01	1.01	1.02	0.98	93,154
September 09, 2026	1.03	1.03	1.03	1.04	1.03	138,235
September 08, 2026	1.07	1.03	1.03	1.08	1.02	319,971
September 04, 2026	1.1	1.08	1.08	1.13	1.08	86,639
September 03, 2026	1.14	1.11	1.11	1.14	1.09	0
September 02, 2026	1.07	1.13	1.13	1.17	1.07	239,983
September 01, 2026	1.07	1.1	1.1	1.11	1.06	279,684
August 31, 2026	1.13	1.09	1.09	1.13	1.08	244,151
August 28, 2026	1.12	1.13	1.13	1.15	1.11	88,290
August 27, 2026	1.21	1.12	1.12	1.21	1.11	242,113
August 26, 2026	1.18	1.2	1.2	1.22	1.17	115,831
August 25, 2026	1.14	1.19	1.19	1.22	1.14	0
August 24, 2026	1.19	1.17	1.17	1.21	1.13	0
August 21, 2026	1.24	1.18	1.18	1.24	1.17	138,294
August 20, 2026	1.16	1.21	1.21	1.22	1.1	331,032
August 19, 2026	1.1	1.15	1.15	1.16	1.08	0
August 18, 2026	1.05	1.05	1.05	1.06	1.03	0
August 17, 2026	1.09	1.06	1.06	1.1	1.06	94,930
August 14, 2026	1.12	1.09	1.09	1.13	1.07	93,620
August 13, 2026	1.08	1.09	1.09	1.09	1.08	42,812
August 12, 2026	1.08	1.08	1.08	1.08	1.08	0
August 11, 2026	1.07	1.09	1.09	1.1	1.07	0
August 10, 2026	1.03	1.06	1.06	1.09	1.02	205,734
August 07, 2026	0.99	1.04	1.04	1.08	0.99	0
August 06, 2026	1.05	1.06	1.06	1.1	1.05	50,608