PRTO Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Nov 13, 2026	26.55	26.60	26.54	26.60	26.60	-0.33%	514
Nov 12, 2026	26.72	26.72	26.68	26.68	26.68	-1.43%	507
Nov 11, 2026	27.07	27.07	27.07	27.07	27.07	0.64%	16
Nov 10, 2026	26.74	26.90	26.73	26.90	26.90	-0.79%	323
Nov 9, 2026	27.12	27.12	27.12	27.12	27.12	2.43%	16
Nov 6, 2026	26.47	26.47	26.47	26.47	26.47	0.19%	32
Nov 5, 2026	26.45	26.45	26.42	26.42	26.42	-3.15%	126
Nov 4, 2026	27.28	27.28	27.28	27.28	27.28	1.27%	84
Nov 3, 2026	26.94	26.94	26.94	26.94	26.94	0.13%	125
Nov 2, 2026	26.91	26.91	26.91	26.91	26.91	-0.09%	134
Oct 30, 2026	26.93	26.93	26.93	26.93	26.93	-1.97%	142
Oct 29, 2026	27.42	27.47	27.40	27.47	27.47	0.16%	359
Oct 28, 2026	27.43	27.43	27.43	27.43	27.43	0.34%	13
Oct 27, 2026	27.34	27.34	27.34	27.34	27.34	0.85%	10
Oct 26, 2026	27.11	27.11	27.11	27.11	27.11	0.46%	12
Oct 23, 2026	26.98	26.98	26.98	26.98	26.98	-0.18%	33
Oct 22, 2026	27.03	27.03	27.03	27.03	27.03	-0.75%	7
Oct 21, 2026	27.16	27.23	27.16	27.23	27.23	0.41%	534
Oct 20, 2026	27.12	27.12	27.12	27.12	27.12	0.66%	107
Oct 19, 2026	26.98	26.98	26.94	26.94	26.94	0.11%	6,013
Oct 16, 2026	26.91	26.91	26.91	26.91	26.91	-0.88%	26
Oct 15, 2026	27.15	27.15	27.15	27.15	27.15	1.08%	84
Oct 14, 2026	26.86	26.86	26.86	26.86	26.86	-1.53%	28
Oct 13, 2026	27.28	27.28	27.28	27.28	27.28	-0.04%	118
Oct 12, 2026	27.29	27.29	27.29	27.29	27.29	-0.34%	18
Oct 9, 2026	27.35	27.38	27.35	27.38	27.38	0.59%	393
Oct 8, 2026	27.22	27.22	27.22	27.22	27.22	0.10%	716
Oct 7, 2026	27.27	27.27	27.16	27.19	27.19	-1.10%	671
Oct 6, 2026	27.49	27.50	27.49	27.50	27.49	0.17%	226
Oct 5, 2026	27.45	27.45	27.45	27.45	27.45	0.35%	17
Oct 2, 2026	27.35	27.35	27.35	27.35	27.35	0.49%	44
Oct 1, 2026	27.20	27.22	27.20	27.22	27.22	0.32%	511
Sep 30, 2026	27.15	27.15	27.13	27.13	27.13	-0.18%	362
Sep 29, 2026	27.18	27.18	27.18	27.18	27.18	-0.01%	35
Sep 28, 2026	27.18	27.18	27.18	27.18	27.18	-1.42%	112
Sep 25, 2026	27.60	27.60	27.58	27.58	27.58	0.22%	311
Sep 24, 2026	27.41	27.51	27.39	27.51	27.51	-0.15%	730
Sep 23, 2026	27.73	27.73	27.55	27.55	27.55	-1.26%	1,020
Sep 22, 2026	27.91	27.91	27.91	27.91	27.91	0.40%	11
Sep 21, 2026	27.80	27.80	27.80	27.80	27.79	0.60%	11
Sep 18, 2026	27.56	27.63	27.56	27.63	27.63	0.04%	419
Sep 17, 2026	27.61	27.64	27.61	27.62	27.62	1.02%	1,232
Sep 16, 2026	27.34	27.34	27.34	27.34	27.34	-0.50%	11
Sep 15, 2026	27.48	27.48	27.48	27.48	27.48	-0.35%	43
Sep 14, 2026	27.58	27.58	27.58	27.58	27.58	-0.75%	216
Sep 11, 2026	27.78	27.78	27.78	27.78	27.78	0.42%	11
Sep 10, 2026	27.81	27.81	27.67	27.67	27.67	-0.91%	1,143
Sep 9, 2026	27.92	27.92	27.92	27.92	27.92	-0.37%	12
Sep 8, 2026	28.10	28.11	28.03	28.03	28.03	-0.55%	498
Sep 4, 2026	28.18	28.18	28.18	28.18	28.18	0.08%	8