PRTO Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
May 15, 2026	27.37	27.40	27.32	27.34	27.34	-1.73%	2,668
May 14, 2026	27.89	27.89	27.82	27.82	27.82	0.23%	115
May 13, 2026	27.60	27.76	27.60	27.76	27.76	0.02%	606
May 12, 2026	27.65	27.75	27.57	27.75	27.75	-0.58%	401
May 11, 2026	27.93	27.94	27.92	27.92	27.92	0.37%	2,735
May 8, 2026	27.81	27.81	27.81	27.81	27.81	0.91%	8
May 7, 2026	27.79	27.80	27.56	27.56	27.56	-0.88%	1,178
May 6, 2026	27.75	27.82	27.74	27.81	27.81	1.36%	477
May 5, 2026	27.42	27.46	27.42	27.44	27.44	1.26%	773
May 4, 2026	27.27	27.27	27.10	27.10	27.10	-0.73%	282
May 1, 2026	27.30	27.37	27.29	27.29	27.29	0.28%	633
Apr 30, 2026	27.13	27.22	27.13	27.22	27.22	1.69%	150
Apr 29, 2026	26.78	26.84	26.74	26.77	26.77	-0.35%	2,203
Apr 28, 2026	26.85	26.86	26.85	26.86	26.86	-0.98%	208
Apr 27, 2026	27.13	27.13	27.13	27.13	27.13	-0.06%	134
Apr 24, 2026	27.13	27.14	27.13	27.14	27.14	0.44%	737
Apr 23, 2026	27.19	27.19	26.80	27.02	27.02	0.09%	5,657
Apr 22, 2026	27.00	27.01	26.95	27.00	27.00	0.76%	646
Apr 21, 2026	27.22	27.22	26.79	26.79	26.79	-1.22%	2,090
Apr 20, 2026	27.09	27.18	27.07	27.12	27.12	0.03%	1,437
Apr 17, 2026	27.08	27.17	27.08	27.12	27.12	1.33%	3,372
Apr 16, 2026	26.76	26.80	26.69	26.76	26.76	0.41%	4,630
Apr 15, 2026	26.62	26.69	26.60	26.65	26.65	-0.14%	2,427
Apr 14, 2026	26.57	26.73	26.53	26.69	26.69	1.08%	4,157
Apr 13, 2026	26.19	26.40	26.19	26.40	26.40	0.84%	4,128
Apr 10, 2026	26.16	26.26	26.16	26.18	26.18	-0.35%	2,206
Apr 9, 2026	26.30	26.30	26.28	26.28	26.28	0.75%	559
Apr 8, 2026	26.11	26.12	26.04	26.08	26.08	1.96%	1,558
Apr 7, 2026	25.52	25.58	25.49	25.58	25.58	0.10%	527
Apr 6, 2026	25.52	25.55	25.52	25.55	25.55	0.41%	119
Apr 2, 2026	25.43	25.45	25.35	25.45	25.45	-0.10%	350
Apr 1, 2026	25.50	25.50	25.47	25.47	25.47	0.73%	583
Mar 31, 2026	25.02	25.29	25.02	25.29	25.29	2.44%	4,532
Mar 30, 2026	24.85	24.85	24.69	24.69	24.69	-0.41%	199
Mar 27, 2026	24.79	24.79	24.79	24.79	24.79	-0.43%	2
Mar 26, 2026	25.26	25.26	24.89	24.89	24.89	-1.62%	13,969