Protagenic Therapeutics (PTIX) Historical Stock Data

2.03 ↓0.07 (-3.33%)

As of December 31, 1969, 7:00pm EST.

Historical Data

In the past 30 trading days, PTIX is up 0.40% a day on average. There have been 14 days where Protagenic Therapeutics closed green and 16 days where PTIX closed red.

Date	Open	Close	Change	Low	High	Volume
2025-11-14	2.09	2.03	↓$0.06 (-2.87%)	2.01	2.10	23.75K
2025-11-13	1.96	2.10	↑$0.14 (7.14%)	1.96	2.11	223.04K
2025-11-12	2.00	1.92	↓$0.08 (-4.06%)	1.90	2.06	26.15K
2025-11-11	1.87	2.01	↑$0.14 (7.33%)	1.84	2.05	46.96K
2025-11-10	1.93	1.89	↓$0.04 (-2.07%)	1.83	2.02	84.61K
2025-11-07	2.02	2.06	↑$0.04 (1.93%)	2.02	2.10	43.54K
2025-11-06	2.11	2.05	↓$0.06 (-2.84%)	1.87	2.22	90.33K
2025-11-05	2.15	2.14	↓$0.01 (-0.47%)	2.09	2.19	29.27K
2025-11-04	2.22	2.15	↓$0.07 (-3.15%)	2.14	2.29	32.91K
2025-11-03	2.09	2.25	↑$0.16 (7.66%)	2.09	2.46	251.38K
2025-10-31	2.46	2.57	↑$0.11 (4.47%)	2.39	2.66	111.14K
2025-10-30	2.51	2.47	↓$0.04 (-1.59%)	2.46	2.55	39.02K
2025-10-29	2.68	2.58	↓$0.10 (-3.73%)	2.57	2.71	80.68K
2025-10-28	2.98	2.76	↓$0.22 (-7.38%)	2.70	2.98	127.66K
2025-10-27	3.05	2.98	↓$0.07 (-2.30%)	2.90	3.09	29.07K
2025-10-24	2.97	3.06	↑$0.09 (3.03%)	2.97	3.21	32.79K
2025-10-23	2.91	2.99	↑$0.08 (2.75%)	2.85	3.05	55.64K
2025-10-22	3.09	2.98	↓$0.11 (-3.56%)	2.91	3.11	62.68K
2025-10-21	3.17	3.12	↓$0.05 (-1.58%)	3.10	3.27	29.68K
2025-10-20	3.12	3.21	↑$0.09 (2.88%)	3.10	3.27	45.35K
2025-10-17	2.97	3.22	↑$0.25 (8.42%)	2.97	3.22	77.31K
2025-10-16	3.15	3.05	↓$0.10 (-3.17%)	3.04	3.32	49.35K
2025-10-15	3.03	3.20	↑$0.17 (5.61%)	3.03	3.32	58.61K
2025-10-14	3.15	3.03	↓$0.12 (-3.81%)	2.92	3.20	135K
2025-10-13	3.30	3.24	↓$0.06 (-1.82%)	3.24	3.45	58.48K
2025-10-10	3.45	3.35	↓$0.10 (-2.90%)	3.31	3.59	163.32K
2025-10-09	3.42	3.46	↑$0.04 (1.17%)	3.42	3.77	114.65K
2025-10-08	3.34	3.42	↑$0.08 (2.40%)	3.33	3.48	51.61K
2025-10-07	3.31	3.36	↑$0.05 (1.51%)	3.30	3.39	22.59K
2025-10-06	3.30	3.40	↑$0.10 (3.03%)	3.29	3.53	62.98K