Protagenic Therapeutics, Inc. - Common Stock (OP:PTIX)

Historical Prices

Date	Open	High	Low	Close	Volume	Change (%)
Feb 06, 2026	0.4100	0.4100	0.3726	0.4000	17,760	-0.00(-0.67%)
Feb 05, 2026	0.4700	0.4988	0.4027	0.4027	6,713	-0.09(-17.80%)
Feb 04, 2026	0.4490	0.5100	0.3100	0.4899	17,830	+0.00(+0.39%)
Feb 03, 2026	0.4672	0.4880	0.4672	0.4880	14,683	-0.00(-0.41%)
Feb 02, 2026	0.4700	0.5080	0.4700	0.4900	28,913	+0.01(+2.85%)
Jan 30, 2026	0.4764	0.4764	0.3001	0.4764	1,389	-0.02(-4.72%)
Jan 29, 2026	0.4095	0.5000	0.3220	0.5000	3,605	-0.02(-3.66%)
Jan 28, 2026	0.4675	0.5500	0.3612	0.5190	14,594	-0.03(-4.91%)
Jan 27, 2026	0.5000	0.5700	0.5000	0.5458	8,616	+0.09(+18.65%)
Jan 26, 2026	0.5740	0.5740	0.4500	0.4600	21,953	-0.11(-19.86%)
Jan 23, 2026	0.4410	0.5740	0.4410	0.5740	2,431	-0.00(-0.35%)
Jan 22, 2026	0.4400	0.5910	0.4400	0.5760	10,889	+0.15(+33.95%)
Jan 21, 2026	0.5010	0.5700	0.4300	0.4300	6,114	-0.07(-14.12%)
Jan 20, 2026	0.5400	0.5400	0.4104	0.5007	5,336	-0.09(-15.14%)
Jan 16, 2026	0.5400	0.6500	0.5400	0.5900	6,379	+0.05(+9.26%)
Jan 15, 2026	0.5400	0.5895	0.5400	0.5400	2,026	-0.05(-8.86%)
Jan 14, 2026	0.6150	0.6500	0.5100	0.5925	6,631	-0.02(-3.66%)
Jan 13, 2026	0.6398	0.6600	0.5000	0.6150	11,207	+0.06(+11.82%)
Jan 12, 2026	0.6121	0.6500	0.4735	0.5500	22,206	-0.07(-11.59%)
Jan 09, 2026	0.6710	0.7200	0.5889	0.6221	44,621	-0.04(-5.50%)
Jan 08, 2026	0.6200	0.6583	0.5401	0.6583	34,356	+0.04(+6.18%)
Jan 07, 2026	0.5501	0.7200	0.5501	0.6200	83,953	+0.08(+14.18%)
Jan 06, 2026	0.5190	0.6269	0.5190	0.5430	124,768	-0.03(-4.74%)