Fortinet Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Feb 20, 2026	82.00	82.96	79.99	81.21	81.21	-0.07%	4,243
Feb 19, 2026	81.02	81.50	80.00	81.27	81.27	0.51%	9,064
Feb 18, 2026	81.44	82.00	79.34	80.86	80.86	-0.77%	8,568
Feb 17, 2026	85.60	87.00	81.11	81.49	81.49	-5.41%	8,660
Feb 16, 2026	86.15	86.15	86.15	86.15	86.15	-	417
Feb 13, 2026	84.08	86.48	83.25	86.15	86.15	2.49%	22,450
Feb 12, 2026	87.88	88.88	83.10	84.06	84.06	-4.22%	16,950
Feb 11, 2026	85.60	87.78	84.23	87.77	87.77	2.32%	32,256
Feb 10, 2026	85.97	87.46	85.07	85.78	85.78	0.23%	31,345
Feb 9, 2026	82.83	85.68	81.46	85.58	85.58	4.30%	11,449
Feb 6, 2026	82.34	83.52	77.40	82.05	82.05	2.87%	28,080
Feb 5, 2026	80.00	81.65	78.78	79.76	79.76	-0.66%	13,120
Feb 4, 2026	79.25	80.86	77.71	80.29	80.29	2.57%	41,997
Feb 3, 2026	81.75	82.52	77.82	78.28	78.28	-3.66%	9,496
Feb 2, 2026	80.03	82.30	78.95	81.25	81.25	-0.21%	21,767
Jan 30, 2026	80.20	81.46	79.00	81.42	81.42	0.61%	3,658
Jan 29, 2026	82.08	83.83	79.76	80.93	80.93	-1.47%	13,535
Jan 28, 2026	81.73	82.57	81.47	82.14	82.14	0.73%	12,079
Jan 27, 2026	83.41	84.49	81.31	81.55	81.55	-1.08%	38,930
Jan 26, 2026	81.70	82.72	80.00	82.44	82.44	0.90%	15,284
Jan 23, 2026	77.72	84.93	77.50	81.70	81.70	5.62%	19,957
Jan 22, 2026	76.29	77.38	75.43	77.35	77.35	3.30%	8,315
Jan 21, 2026	75.63	76.71	74.82	74.88	74.88	-0.47%	6,987
Jan 20, 2026	76.48	76.49	73.00	75.23	75.23	-0.76%	19,376
Jan 16, 2026	76.60	77.50	75.17	75.81	75.81	-1.48%	10,714
Jan 15, 2026	76.24	78.29	76.05	76.95	76.95	0.69%	3,095
Jan 14, 2026	78.50	78.50	74.78	76.42	76.42	-1.82%	20,685
Jan 13, 2026	78.79	79.65	77.79	77.84	77.84	-1.21%	3,731
Jan 12, 2026	78.52	79.36	78.05	78.79	78.79	0.35%	6,626
Jan 9, 2026	78.23	78.74	77.90	78.52	78.52	0.66%	16,221
Jan 8, 2026	79.55	80.34	77.96	78.00	78.00	-3.29%	4,870
Jan 7, 2026	78.40	80.84	77.80	80.65	80.65	2.33%	11,406
Jan 6, 2026	77.99	79.14	77.60	78.82	78.82	1.03%	4,130
Jan 5, 2026	78.90	79.83	77.50	78.01	78.01	0.33%	24,778
Jan 2, 2026	79.98	80.56	77.30	77.76	77.76	-2.78%	10,228
Dec 31, 2025	80.25	81.19	79.68	79.98	79.98	-0.54%	3,575
Dec 30, 2025	80.75	82.00	80.18	80.41	80.41	-0.15%	4,043
Dec 29, 2025	81.40	82.00	79.89	80.53	80.53	-0.87%	3,174
Dec 24, 2025	80.61	81.49	80.15	81.24	81.24	0.68%	3,042
Dec 23, 2025	81.67	82.04	80.15	80.69	80.69	-0.74%	5,885
Dec 22, 2025	80.29	81.35	80.00	81.29	81.29	1.75%	5,109
Dec 19, 2025	79.75	80.27	79.05	79.89	79.89	1.04%	9,319
Dec 18, 2025	79.45	81.00	78.58	79.07	79.07	-0.46%	8,391
Dec 17, 2025	82.40	83.00	79.43	79.43	79.43	-3.24%	4,123
Dec 16, 2025	80.79	82.60	80.28	82.09	82.09	1.15%	415
Dec 15, 2025	82.22	83.59	80.83	81.16	81.16	-1.02%	14,402
Dec 12, 2025	82.53	82.66	81.71	82.00	82.00	-1.25%	629
Dec 11, 2025	81.24	83.21	80.26	83.03	83.03	1.39%	3,176
Dec 10, 2025	83.40	84.32	80.30	81.89	81.89	-2.44%	7,583
Dec 9, 2025	83.35	84.28	82.35	83.94	83.94	-0.39%	34,031