Fortinet, Inc. historical data
| Date | Open | High | Low | Close | Adj. close | Volume |
|---|---|---|---|---|---|---|
| 2025-10-31 | 84.210 | 86.830 | 84.000 | 86.430 | 86.430 | 4,680,422 |
| 2025-10-30 | 84.580 | 85.599 | 84.150 | 84.200 | 84.200 | 4,575,327 |
| 2025-10-29 | 84.850 | 85.000 | 83.560 | 84.220 | 84.220 | 5,430,708 |
| 2025-10-28 | 86.065 | 87.040 | 84.980 | 85.870 | 85.870 | 4,895,581 |
| 2025-10-27 | 86.130 | 86.560 | 85.140 | 85.290 | 85.290 | 4,166,138 |
| 2025-10-24 | 85.770 | 85.860 | 84.980 | 85.560 | 85.560 | 3,367,503 |
| 2025-10-23 | 84.660 | 85.470 | 84.335 | 84.930 | 84.930 | 2,549,104 |
| 2025-10-22 | 85.000 | 85.490 | 84.070 | 84.660 | 84.660 | 4,101,840 |
| 2025-10-21 | 83.405 | 85.120 | 81.100 | 84.780 | 84.780 | 4,829,294 |
| 2025-10-20 | 83.050 | 84.960 | 83.050 | 84.860 | 84.860 | 3,968,302 |
| 2025-10-17 | 82.590 | 83.765 | 82.310 | 83.440 | 83.440 | 4,162,162 |
| 2025-10-16 | 83.740 | 84.340 | 82.170 | 83.140 | 83.140 | 4,019,989 |
| 2025-10-15 | 83.720 | 84.780 | 83.070 | 83.580 | 83.580 | 4,136,069 |
| 2025-10-14 | 82.500 | 83.900 | 82.200 | 83.080 | 83.080 | 4,915,175 |
| 2025-10-13 | 84.700 | 85.200 | 83.590 | 84.200 | 84.200 | 4,433,631 |
| 2025-10-10 | 86.500 | 87.100 | 82.980 | 83.040 | 83.040 | 4,604,597 |
| 2025-10-09 | 85.700 | 86.520 | 84.150 | 86.190 | 86.190 | 3,926,675 |
| 2025-10-08 | 85.595 | 86.730 | 85.130 | 86.460 | 86.460 | 5,614,259 |
| 2025-10-07 | 86.360 | 87.050 | 84.655 | 84.920 | 84.920 | 4,330,271 |
| 2025-10-06 | 86.350 | 87.190 | 85.960 | 86.380 | 86.380 | 3,844,787 |
| 2025-10-03 | 86.800 | 87.240 | 85.540 | 85.790 | 85.790 | 4,247,437 |
| 2025-10-02 | 85.250 | 86.390 | 84.660 | 86.290 | 86.290 | 4,639,201 |
| 2025-10-01 | 83.920 | 85.330 | 83.670 | 85.180 | 85.180 | 4,314,925 |
| 2025-09-30 | 84.330 | 84.990 | 83.500 | 84.080 | 84.080 | 3,966,971 |
| 2025-09-29 | 84.880 | 85.155 | 83.600 | 84.650 | 84.650 | 4,652,011 |
| 2025-09-26 | 83.200 | 84.890 | 82.970 | 84.320 | 84.320 | 4,171,883 |
| 2025-09-25 | 82.960 | 83.400 | 81.760 | 83.210 | 83.210 | 4,756,401 |
| 2025-09-24 | 85.290 | 86.205 | 83.340 | 83.600 | 83.600 | 5,658,556 |
| 2025-09-23 | 85.120 | 86.060 | 84.141 | 85.270 | 85.270 | 5,370,400 |
| 2025-09-22 | 83.130 | 85.120 | 81.900 | 85.010 | 85.010 | 6,172,926 |
| 2025-09-19 | 82.460 | 84.700 | 82.170 | 84.210 | 84.210 | 22,847,020 |
| 2025-09-18 | 81.330 | 81.870 | 80.760 | 80.990 | 80.990 | 5,119,743 |
| 2025-09-17 | 79.850 | 80.874 | 79.720 | 80.290 | 80.290 | 4,978,222 |
| 2025-09-16 | 80.940 | 81.000 | 79.490 | 79.780 | 79.780 | 5,585,100 |
| 2025-09-15 | 80.250 | 81.060 | 79.605 | 81.000 | 81.000 | 6,220,534 |
| 2025-09-12 | 80.925 | 81.270 | 79.650 | 79.680 | 79.680 | 4,428,933 |
| 2025-09-11 | 80.040 | 81.225 | 79.681 | 80.890 | 80.890 | 6,932,295 |
| 2025-09-10 | 79.930 | 80.600 | 78.900 | 79.480 | 79.480 | 5,899,440 |
| 2025-09-09 | 80.400 | 80.400 | 79.251 | 79.840 | 79.840 | 4,507,723 |
| 2025-09-08 | 79.180 | 80.400 | 79.180 | 80.360 | 80.360 | 6,728,769 |
| 2025-09-05 | 76.910 | 79.485 | 76.880 | 78.830 | 78.830 | 10,495,950 |
| 2025-09-04 | 76.260 | 76.630 | 75.110 | 76.440 | 76.440 | 6,127,667 |
| 2025-09-03 | 76.730 | 77.130 | 76.100 | 76.580 | 76.580 | 4,857,789 |
| 2025-09-02 | 75.235 | 77.260 | 75.000 | 76.925 | 76.925 | 7,353,513 |
| 2025-08-29 | 79.170 | 79.515 | 78.320 | 78.770 | 78.770 | 4,458,230 |
| 2025-08-28 | 78.180 | 79.410 | 77.940 | 79.290 | 79.290 | 4,929,692 |
| 2025-08-27 | 78.035 | 78.340 | 77.510 | 78.130 | 78.130 | 5,710,969 |
| 2025-08-26 | 77.950 | 78.330 | 77.210 | 77.650 | 77.650 | 6,114,272 |
| 2025-08-25 | 79.900 | 79.990 | 77.610 | 77.640 | 77.640 | 7,269,015 |
| 2025-08-22 | 78.310 | 80.620 | 78.210 | 80.020 | 80.020 | 6,175,766 |
| 2025-08-21 | 78.910 | 79.110 | 76.860 | 77.750 | 77.750 | 9,966,843 |
| 2025-08-20 | 78.090 | 80.300 | 77.300 | 79.610 | 79.610 | 12,247,330 |
| 2025-08-19 | 81.280 | 81.280 | 77.102 | 78.090 | 78.090 | 15,012,630 |
| 2025-08-18 | 79.570 | 81.200 | 78.944 | 80.760 | 80.760 | 12,268,350 |
| 2025-08-15 | 77.680 | 79.820 | 77.040 | 79.110 | 79.110 | 10,868,810 |
| 2025-08-14 | 78.050 | 78.595 | 76.820 | 77.250 | 77.250 | 11,823,150 |
| 2025-08-13 | 79.880 | 80.100 | 78.050 | 79.330 | 79.330 | 14,129,020 |
| 2025-08-12 | 75.000 | 78.990 | 74.980 | 78.470 | 78.470 | 15,499,400 |
| 2025-08-11 | 74.020 | 76.900 | 73.810 | 74.570 | 74.570 | 13,429,560 |
| 2025-08-08 | 76.105 | 76.710 | 72.830 | 74.390 | 74.390 | 17,024,500 |
Stock splits
| Date | Split (new : old) |
|---|---|
| 2022-06-23 | 5:1 |
| 2011-06-02 | 2:1 |
Dividends
No dividends on record.
Open, high, low and close are as traded (USD). Adjusted close accounts for splits and dividends. Educational only, not financial advice.