Protagenic Therapeutics Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jul 13, 2026	0.26	0.26	0.26	0.26	0.26	0.12%	324
Jul 10, 2026	0.14	0.26	0.14	0.26	0.26	18.18%	7,542
Jul 9, 2026	0.17	0.22	0.17	0.22	0.22	15.79%	34,113
Jul 8, 2026	0.18	0.20	0.18	0.19	0.19	-5.00%	4,102
Jul 7, 2026	0.22	0.22	0.20	0.20	0.20	-9.87%	8,871
Jul 6, 2026	0.23	0.23	0.22	0.22	0.22	-3.52%	2,528
Jul 2, 2026	0.45	0.45	0.20	0.23	0.23	-34.29%	102,510
Jul 1, 2026	0.36	0.39	0.35	0.35	0.35	-10.74%	1,998
Jun 29, 2026	0.41	0.41	0.37	0.39	0.39	8.95%	11,051
Jun 25, 2026	0.41	0.41	0.36	0.36	0.36	-	592
Jun 24, 2026	0.36	0.41	0.36	0.36	0.36	-20.02%	2,969
Jun 22, 2026	0.36	0.45	0.36	0.45	0.45	9.76%	9,191
Jun 18, 2026	0.41	0.41	0.41	0.41	0.41	-	155
Jun 17, 2026	0.41	0.41	0.41	0.41	0.41	1.23%	2,326
Jun 16, 2026	0.41	0.43	0.41	0.41	0.41	2.27%	13,089
Jun 15, 2026	0.51	0.51	0.40	0.40	0.40	-20.72%	3,040
Jun 12, 2026	0.54	0.54	0.40	0.50	0.50	-26.54%	58,505
Jun 11, 2026	0.68	0.68	0.68	0.68	0.68	25.93%	536
Jun 10, 2026	0.54	0.54	0.54	0.54	0.54	2.08%	5,115
Jun 9, 2026	0.50	0.53	0.50	0.53	0.53	0.49%	2,363
Jun 8, 2026	0.52	0.53	0.52	0.53	0.53	5.28%	491
Jun 5, 2026	0.50	0.50	0.50	0.50	0.50	-	503
Jun 4, 2026	0.53	0.62	0.50	0.50	0.50	-5.66%	6,939
Jun 3, 2026	0.50	0.53	0.50	0.53	0.53	6.00%	559
Jun 2, 2026	0.50	0.55	0.50	0.50	0.50	0.24%	4,227
Jun 1, 2026	0.40	0.55	0.40	0.50	0.50	-8.14%	4,680
May 28, 2026	0.40	0.54	0.40	0.54	0.54	4.26%	2,033
May 27, 2026	0.53	0.53	0.40	0.52	0.52	-4.61%	3,221
May 26, 2026	0.50	0.65	0.43	0.55	0.55	-11.58%	6,421
May 21, 2026	0.62	0.62	0.62	0.62	0.62	-4.99%	238
May 20, 2026	0.45	0.65	0.44	0.65	0.65	-	4,138
May 18, 2026	0.49	0.65	0.49	0.65	0.65	-	433
May 15, 2026	0.65	0.65	0.65	0.65	0.65	-	663
May 14, 2026	0.65	0.65	0.65	0.65	0.65	32.66%	329
May 13, 2026	0.49	0.49	0.49	0.49	0.49	1.24%	400
May 12, 2026	0.65	0.65	0.43	0.48	0.48	-25.55%	34,124
May 11, 2026	0.82	0.90	0.53	0.65	0.65	-17.72%	5,637
May 8, 2026	0.64	0.80	0.62	0.79	0.79	36.21%	7,553
May 7, 2026	0.53	0.60	0.53	0.58	0.58	5.45%	2,868
May 6, 2026	0.53	0.55	0.53	0.55	0.55	2.23%	237
May 5, 2026	0.72	0.72	0.54	0.54	0.54	-25.27%	11,030
May 4, 2026	0.74	0.74	0.72	0.72	0.72	-10.01%	440
May 1, 2026	0.84	0.84	0.80	0.80	0.80	-9.09%	3,350
Apr 30, 2026	0.88	0.88	0.88	0.88	0.88	-0.01%	2,090
Apr 29, 2026	1.08	1.20	0.88	0.88	0.88	-18.51%	11,369
Apr 28, 2026	0.99	1.08	0.95	1.08	1.08	11.22%	32,180
Apr 27, 2026	0.86	1.00	0.86	0.97	0.97	19.88%	35,864
Apr 24, 2026	0.73	0.82	0.73	0.81	0.81	11.91%	21,292
Apr 23, 2026	0.69	0.77	0.67	0.72	0.72	4.93%	13,055
Apr 22, 2026	0.66	0.69	0.66	0.69	0.69	4.52%	3,077