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Fortinet, Inc. (FTNT) stock

FTNTNasdaqComputer Peripheral Equipment, NECFiscal year ends December 31
Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Jul 30, 2026Score 16/3025% above fair value
$136.08−3.02 (-2.17%)

Close on Oct 30, 2026Market cap $99.84BP/E 47.9Yield –

Price history

Fortinet share prices for every month, newest first. Adjusted for stock splits, not for dividends.

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Close, Oct 30, 2026
$136.08
-2.17% on the day
52-week range
$73.55 – $197.13
-31.0% from the high
Change over 52 weeks
+61.6%
From $84.20 on Oct 30, 2025
Average volume
4.86M
Shares a day, last 90 sessions
MonthOpenHighLowCloseChangeVolume
Oct 2026$179.05$197.13$127.40$136.08-23.88%106,240,136
Sep 2026$167.42$181.37$151.80$178.76+4.58%86,979,273
Aug 2026$163.31$173.89$148.25$170.93+5.54%97,009,463
Jul 2026$154.74$170.35$143.77$161.95+5.42%118,409,821
Jun 2026$141.16$159.07$133.05$153.62+11.34%149,194,937
May 2026$86.12$138.11$84.97$137.97+63.65%133,530,675
Apr 2026$81.77$87.64$76.01$84.31+3.17%115,939,938
Mar 2026$78.29$86.42$76.42$81.72+3.40%135,465,659
Feb 2026$80.86$88.60$74.31$79.03-2.74%152,358,467
Jan 2026$79.97$85.06$73.55$81.26+2.33%129,721,023
Dec 2025$80.49$87.11$78.57$79.41-2.12%122,677,944
Nov 2025$86.02$87.66$75.31$81.13-6.13%113,214,580
Oct 2025$83.92$87.24$81.10$86.43+2.79%99,753,397
Sep 2025$75.24$86.21$75.00$84.08+6.74%136,831,846
Aug 2025$99.38$99.40$70.12$78.77-21.15%237,252,672
Jul 2025$105.36$108.77$98.70$99.90-5.51%86,785,892
Jun 2025$101.10$105.96$98.60$105.72+3.87%79,748,535
May 2025$104.88$109.33$93.25$101.78-1.91%125,174,731
Apr 2025$95.22$104.54$81.70$103.76+7.79%117,168,385
Mar 2025$108.82$110.67$93.26$96.26-10.88%96,707,052
Feb 2025$98.87$114.82$98.12$108.01+7.07%100,389,100
Jan 2025$95.36$102.87$90.80$100.88+6.77%81,601,820
Dec 2024$95.36$100.40$92.83$94.48-0.60%82,968,627
Nov 2024$78.18$100.59$77.72$95.05+20.84%120,501,352
Oct 2024$78.21$83.77$76.00$78.66+1.43%83,119,427
Sep 2024$76.62$78.18$73.29$77.55+1.10%93,663,710
Aug 2024$58.03$77.18$54.57$76.71+32.17%132,981,119
Jul 2024$60.43$61.48$56.42$58.04-3.70%104,020,506
Jun 2024$59.61$61.48$57.00$60.27+1.60%104,084,310
May 2024$63.51$65.26$57.71$59.32-6.11%152,403,018
Apr 2024$68.73$73.63$62.61$63.18-7.51%96,688,833
Mar 2024$69.09$73.50$66.19$68.31-1.16%94,461,211
Feb 2024$64.71$73.91$61.00$69.11+7.16%149,691,552
Jan 2024$58.10$67.36$56.94$64.49+10.18%136,296,984
Dec 2023$52.05$59.87$50.65$58.53+11.36%121,014,793
Nov 2023$57.43$58.19$44.12$52.56-8.06%203,561,886
Oct 2023$58.79$60.60$55.46$57.17-2.57%129,841,993
Sep 2023$60.50$65.68$57.19$58.68-2.54%93,444,060
Aug 2023$77.64$78.58$56.10$60.21-22.53%185,319,693
Jul 2023$75.30$81.24$72.45$77.72+2.82%95,092,008
Jun 2023$67.64$76.27$66.84$75.59+10.62%122,893,659
May 2023$62.30$71.29$60.33$68.33+8.37%118,581,835
Apr 2023$65.82$69.07$61.73$63.05-5.13%72,386,723
Mar 2023$59.54$66.57$57.63$66.46+11.81%98,944,123
Feb 2023$52.15$63.02$51.42$59.44+13.57%118,196,211
Jan 2023$49.53$54.57$45.88$52.34+7.06%105,936,435
Dec 2022$53.63$56.71$47.04$48.89-8.03%93,354,511
Nov 2022$57.86$58.29$42.61$53.16-7.00%134,081,546
Oct 2022$49.58$57.34$45.74$57.16+16.34%106,854,871
Sep 2022$48.04$55.94$47.37$49.13+0.90%110,371,206
Aug 2022$59.03$63.16$48.31$48.69-18.37%139,623,421
Jul 2022$56.40$63.56$55.21$59.65+5.43%87,876,790
Jun 2022$59.25$62.41$52.34$56.58-3.82%112,106,664
May 2022$57.71$61.92$48.73$58.83+1.78%196,090,000
Apr 2022$68.20$71.52$57.53$57.80-15.43%93,506,530
Mar 2022$69.21$70.60$53.06$68.35-0.81%168,497,530
Feb 2022$59.57$69.09$55.19$68.90+15.91%133,422,885
Jan 2022$72.42$72.42$52.57$59.45-17.30%176,533,255
Dec 2021$67.52$74.35$57.85$71.88+8.22%183,276,965
Nov 2021$67.27$71.07$63.65$66.42-1.26%99,447,050

Seasonality

FTNT return in each calendar month over the last 10 years, including dividends. The current month runs to the latest close.

YearJanFebMarAprMayJunJulAugSepOctNovDec
Average3.9%8.1%1.6%1.6%9.1%3.4%2.3%2.2%-0.6%0.8%3.9%3.4%
Months up8 of 108 of 105 of 107 of 107 of 107 of 107 of 105 of 105 of 106 of 104 of 95 of 9
20262.3%-2.7%3.4%3.2%63.6%11.3%5.4%5.5%4.6%-23.9%
20256.8%7.1%-10.9%7.8%-1.9%3.9%-5.5%-21.2%6.7%2.8%-6.1%-2.1%
202410.2%7.2%-1.2%-7.5%-6.1%1.6%-3.7%32.2%1.1%1.4%20.8%-0.6%
20237.1%13.6%11.8%-5.1%8.4%10.6%2.8%-22.5%-2.5%-2.6%-8.1%11.4%
2022-17.3%15.9%-0.8%-15.4%1.8%-3.8%5.4%-18.4%0.9%16.3%-7.0%-8.0%
2021-2.5%16.6%9.2%10.7%7.0%9.0%14.3%15.8%-7.3%15.2%-1.3%8.2%
20208.1%-11.5%-0.9%6.5%29.2%-1.4%0.8%-4.6%-10.8%-6.3%11.7%20.5%
20198.7%13.3%-3.2%11.3%-22.4%6.0%4.5%-1.4%-3.1%6.3%28.9%1.6%
20185.4%9.6%6.2%3.3%10.5%2.0%0.8%33.1%10.2%-10.9%-10.1%-4.6%
201710.4%12.3%2.7%1.7%0.9%-4.8%-1.4%3.5%-6.2%10.0%6.7%3.9%