Protagenic Therapeutics, Inc. - PTIXW - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
October 17, 2025	0.04	0.04	0.04	0.04	0.04	4,270
October 16, 2025	0.04	0.04	0.04	0.04	0.04	6,400
October 15, 2025	0.04	0.04	0.04	0.04	0.04	200
October 14, 2025	0.04	0.04	0.04	0.04	0.04	4,100
October 13, 2025	0.04	0.04	0.04	0.04	0.04	5,716
October 10, 2025	0.04	0.05	0.05	0.05	0.04	2,345
October 09, 2025	0.05	0.05	0.05	0.05	0.05	4,000
October 08, 2025	0.03	0.05	0.05	0.05	0.03	10,310
October 07, 2025	0.03	0.03	0.03	0.03	0.03	828
October 06, 2025	0.03	0.03	0.03	0.03	0.03	500
October 03, 2025	0.03	0.03	0.03	0.03	0.03	548
September 30, 2025	0.03	0.03	0.03	0.03	0.03	5,633
September 29, 2025	0.05	0.03	0.03	0.05	0.03	29,506
September 25, 2025	0.04	0.04	0.04	0.04	0.04	795
September 24, 2025	0.04	0.04	0.04	0.04	0.04	2,118
September 23, 2025	0.05	0.04	0.04	0.05	0.03	8,038
September 22, 2025	0.04	0.05	0.05	0.05	0.04	9,625
September 19, 2025	0.03	0.04	0.04	0.04	0.03	6,779
September 18, 2025	0.03	0.03	0.03	0.03	0.03	3,205
September 17, 2025	0.03	0.03	0.03	0.03	0.03	485
September 16, 2025	0.04	0.04	0.04	0.04	0.03	27,339
September 15, 2025	0.04	0.05	0.05	0.05	0.04	1,845
September 12, 2025	0.06	0.04	0.04	0.06	0.04	33,270
September 11, 2025	0.04	0.06	0.06	0.07	0.04	25,759
September 10, 2025	0.04	0.07	0.07	0.07	0.04	8,544
September 09, 2025	0.06	0.07	0.07	0.07	0.06	2,253
September 08, 2025	0.07	0.07	0.07	0.07	0.05	4,724
September 05, 2025	0.06	0.04	0.04	0.06	0.04	525
September 04, 2025	0.04	0.04	0.04	0.04	0.04	750
September 03, 2025	0.04	0.04	0.04	0.05	0.04	34,356
September 02, 2025	0.05	0.04	0.04	0.05	0.04	53,882
August 29, 2025	0.05	0.05	0.05	0.05	0.05	43,489
August 28, 2025	0.05	0.06	0.06	0.06	0.05	24,232
August 27, 2025	0.06	0.06	0.06	0.07	0.05	15,155
August 26, 2025	0.06	0.06	0.06	0.07	0.04	66,079
August 25, 2025	0.06	0.08	0.08	0.1	0.06	82,583
August 22, 2025	0.13	0.07	0.07	0.13	0.07	32,763
August 21, 2025	0.07	0.14	0.14	0.3	0.07	1.27M
August 19, 2025	0.05	0.05	0.05	0.05	0.05	200
August 18, 2025	0.05	0.04	0.04	0.05	0.04	1,006
August 15, 2025	0.05	0.05	0.05	0.05	0.05	19,412
August 13, 2025	0.03	0.03	0.03	0.03	0.03	10,906
August 12, 2025	0.03	0.03	0.03	0.03	0.03	1
August 08, 2025	0.03	0.03	0.03	0.03	0.03	219
August 07, 2025	0.03	0.03	0.03	0.03	0.03	19,703
August 06, 2025	0.05	0.03	0.03	0.05	0.03	19,703
August 05, 2025	0.04	0.03	0.03	0.04	0.03	10,430
August 01, 2025	0.04	0.03	0.03	0.04	0.03	20,396
July 31, 2025	0.05	0.04	0.04	0.05	0.04	1,571
July 30, 2025	0.05	0.05	0.05	0.05	0.05	446
July 29, 2025	0.04	0.04	0.04	0.06	0.04	15,287
July 28, 2025	0.05	0.06	0.06	0.06	0.04	23,600
July 25, 2025	0.04	0.04	0.04	0.04	0.04	8,046
July 24, 2025	0.06	0.04	0.04	0.06	0.04	6,363
July 23, 2025	0.06	0.06	0.06	0.06	0.06	10,352
July 22, 2025	0.04	0.04	0.04	0.04	0.04	66,757
July 21, 2025	0.03	0.04	0.04	0.1	0.03	21,196
July 18, 2025	0.04	0.04	0.04	0.04	0.04	2,550
July 16, 2025	0.05	0.06	0.06	0.06	0.05	300
July 15, 2025	0.03	0.06	0.06	0.06	0.03	8,022

Protagenic Therapeutics, Inc. (PTIXW) NASDAQ