Protagenic Therapeutics, Inc. - Common Stock (PTIX)

Historical Prices For Protagenic Therapeutics, Inc. - Common Stock (PTIX)

Date Range:

2025-08-13 - 2025-11-13

Date	Open	High	Low	Close	Volume	Adjusted Close
11/12/2025	2.00	2.06	1.90	1.92	25,151	1.92
11/11/2025	1.87	2.05	1.84	2.01	46,956	2.01
11/10/2025	1.93	2.02	1.83	1.89	84,551	1.89
11/07/2025	2.02	2.10	2.02	2.06	44,011	2.06
11/06/2025	2.11	2.22	1.87	2.05	90,297	2.05
11/05/2025	2.15	2.19	2.09	2.14	29,274	2.14
11/04/2025	2.22	2.29	2.14	2.15	32,911	2.15
11/03/2025	2.09	2.46	2.09	2.25	251,381	2.25
10/31/2025	2.46	2.66	2.39	2.57	111,468	2.57
10/30/2025	2.51	2.54	2.46	2.47	39,020	2.47
10/29/2025	2.68	2.71	2.57	2.58	80,680	2.58
10/28/2025	2.98	2.98	2.70	2.76	127,655	2.76
10/27/2025	3.05	3.09	2.90	2.98	29,069	2.98
10/24/2025	2.97	3.21	2.97	3.06	32,793	3.06
10/23/2025	2.91	3.05	2.85	2.99	55,642	2.99
10/22/2025	3.09	3.11	2.91	2.98	62,682	2.98
10/21/2025	3.17	3.27	3.10	3.12	29,676	3.12
10/20/2025	3.12	3.27	3.10	3.21	45,351	3.21
10/17/2025	2.97	3.22	2.97	3.22	77,306	3.22
10/16/2025	3.15	3.32	3.04	3.05	49,992	3.05
10/15/2025	3.03	3.32	3.03	3.20	58,609	3.20
10/14/2025	3.15	3.20	2.92	3.03	135,003	3.03
10/13/2025	3.30	3.45	3.24	3.24	58,483	3.24
10/10/2025	3.45	3.59	3.31	3.35	163,318	3.35
10/09/2025	3.42	3.77	3.42	3.46	114,654	3.46
10/08/2025	3.34	3.48	3.33	3.42	51,609	3.42
10/07/2025	3.31	3.39	3.30	3.36	22,588	3.36
10/06/2025	3.30	3.53	3.29	3.40	62,984	3.40
10/03/2025	3.26	3.50	3.22	3.29	141,935	3.29
10/02/2025	3.32	3.40	3.25	3.30	74,428	3.30
10/01/2025	3.35	3.41	3.31	3.38	77,896	3.38
9/30/2025	4.00	4.07	3.28	3.43	341,925	3.43
9/29/2025	4.30	4.42	4.00	4.14	110,129	4.14
9/26/2025	4.27	4.36	4.21	4.29	41,259	4.29
9/25/2025	4.10	4.43	4.03	4.24	133,806	4.24
9/24/2025	4.39	4.39	4.09	4.11	127,329	4.11
9/23/2025	4.53	4.55	4.28	4.35	139,503	4.35
9/22/2025	4.19	4.49	4.10	4.37	142,992	4.37
9/19/2025	3.83	4.09	3.73	4.05	135,897	4.05
9/18/2025	3.58	3.94	3.58	3.83	80,480	3.83
9/17/2025	3.36	3.73	3.36	3.68	80,921	3.68
9/16/2025	3.38	3.47	3.33	3.40	47,973	3.40
9/15/2025	3.35	3.38	3.22	3.34	56,562	3.34
9/12/2025	3.21	3.34	3.09	3.22	35,367	3.22
9/11/2025	2.85	3.39	2.79	3.32	204,889	3.32
9/10/2025	2.84	2.90	2.83	2.86	35,892	2.86
9/09/2025	2.82	2.89	2.75	2.86	107,653	2.86
9/08/2025	3.05	3.10	2.85	2.85	147,544	2.85
9/05/2025	3.10	3.21	3.10	3.15	129,552	3.15
9/04/2025	3.28	3.30	3.10	3.10	67,988	3.10
9/03/2025	3.60	3.60	3.15	3.26	153,342	3.26
9/02/2025	3.67	3.67	3.51	3.59	104,938	3.59
8/29/2025	3.66	3.67	3.53	3.60	154,686	3.60
8/28/2025	3.85	3.89	3.52	3.55	256,824	3.55
8/27/2025	3.90	4.08	3.84	3.90	220,088	3.90
8/26/2025	4.57	4.78	3.79	3.97	670,594	3.97
8/25/2025	4.06	5.15	4.06	4.51	2,942,794	4.51
8/22/2025	3.92	4.41	3.62	4.24	2,384,375	4.24
8/21/2025	3.64	6.20	3.55	4.26	158,780,602	4.26
8/20/2025	2.58	2.58	2.25	2.28	65,140	2.28
8/19/2025	2.78	2.78	2.50	2.56	59,179	2.56
8/18/2025	2.91	3.08	2.64	2.78	49,108	2.78
8/15/2025	3.15	3.15	2.86	2.93	83,197	2.93
8/14/2025	2.78	3.24	2.66	3.07	493,921	3.07
8/13/2025	2.70	2.81	2.66	2.78	95,915	2.78