Fortinet, Inc. (FTNT)
NASDAQ: FTNT · Real-Time Price · USD
85.87
+0.58 (0.68%)
At close: Oct 28, 2025, 4:00 PM EDT
85.87
0.00 (0.00%)
After-hours: Oct 28, 2025, 5:41 PM EDT

Fortinet Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Oct 28, 202586.0787.0484.9885.8785.870.68%4,888,890
Oct 27, 202586.1386.5685.1485.2985.29-0.32%4,166,138
Oct 24, 202585.7785.8684.9885.5685.560.74%3,367,503
Oct 23, 202584.6685.4784.3484.9384.930.32%2,549,104
Oct 22, 202585.0085.4984.0784.6684.66-0.14%4,101,840
Oct 21, 202583.4185.1281.1084.7884.78-0.09%4,829,294
Oct 20, 202583.0584.9683.0584.8684.861.70%3,968,302
Oct 17, 202582.5983.7782.3183.4483.440.36%4,162,162
Oct 16, 202583.7484.3482.1783.1483.14-0.53%4,019,989
Oct 15, 202583.7284.7883.0783.5883.580.60%4,136,069
Oct 14, 202582.5083.9082.2083.0883.08-1.33%4,915,175
Oct 13, 202584.7085.2083.5984.2084.201.40%4,433,631
Oct 10, 202586.5087.1082.9883.0483.04-3.65%4,604,597
Oct 9, 202585.7086.5284.1586.1986.19-0.31%3,926,675
Oct 8, 202585.6086.7385.1386.4686.461.81%5,614,259
Oct 7, 202586.3687.0584.6684.9284.92-1.69%4,330,271
Oct 6, 202586.3587.1985.9686.3886.380.69%3,844,787
Oct 3, 202586.8087.2485.5485.7985.79-0.58%4,247,437
Oct 2, 202585.2586.3984.6686.2986.291.30%4,639,201
Oct 1, 202583.9285.3383.6785.1885.181.31%4,314,925
Sep 30, 202584.3384.9983.5084.0884.08-0.67%3,966,971
Sep 29, 202584.8885.1683.6084.6584.650.39%4,652,011
Sep 26, 202583.2084.8982.9784.3284.321.33%4,171,883
Sep 25, 202582.9683.4081.7683.2183.21-0.47%4,756,401
Sep 24, 202585.2986.2183.3483.6083.60-1.96%5,658,556
Sep 23, 202585.1286.0684.1485.2785.270.31%5,370,400
Sep 22, 202583.1385.1281.9085.0185.010.95%6,172,926
Sep 19, 202582.4684.7082.1784.2184.213.98%22,847,024
Sep 18, 202581.3381.8780.7680.9980.990.87%5,119,743
Sep 17, 202579.8580.8779.7280.2980.290.64%4,978,222
Sep 16, 202580.9481.0079.4979.7879.78-1.51%5,585,100
Sep 15, 202580.2581.0679.6181.0081.001.66%6,220,534
Sep 12, 202580.9381.2779.6579.6879.68-1.50%4,428,933
Sep 11, 202580.0481.2379.6880.8980.891.77%6,932,295
Sep 10, 202579.9380.6078.9079.4879.48-0.45%5,899,440
Sep 9, 202580.4080.4079.2579.8479.84-0.65%4,507,723
Sep 8, 202579.1880.4079.1880.3680.361.94%6,728,769
Sep 5, 202576.9179.4976.8878.8378.833.13%10,495,946
Sep 4, 202576.2676.6375.1176.4476.44-0.18%6,127,667
Sep 3, 202576.7377.1376.1076.5876.58-0.45%4,851,580
Sep 2, 202575.2477.2675.0076.9376.93-2.34%7,353,513
Aug 29, 202579.1779.5278.3278.7778.77-0.66%4,458,230
Aug 28, 202578.1879.4177.9479.2979.291.48%4,929,692
Aug 27, 202578.0478.3477.5178.1378.130.62%5,710,969
Aug 26, 202577.9578.3377.2177.6577.650.01%6,114,272
Aug 25, 202579.9079.9977.6177.6477.64-2.97%7,269,015
Aug 22, 202578.3180.6278.2180.0280.022.92%6,175,766
Aug 21, 202578.9179.1176.8677.7577.75-2.34%9,966,843
Aug 20, 202578.0980.3077.3079.6179.611.95%12,247,330
Aug 19, 202581.2881.2877.1078.0978.09-3.31%15,012,629