Historical Stock Price
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Video: Compound Annual Growth Rate (CAGR) Definition


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Date Open High Low Close Volume
11/06/2025 $76.05 $81.69 $75.31 $80.54 13.37M
11/07/2025 $79.78 $81.98 $79.55 $81.79 7.15M
11/10/2025 $82.30 $82.62 $80.27 $82.28 6.45M
11/11/2025 $82.28 $84.24 $82.09 $83.66 5.11M
11/12/2025 $83.35 $84.03 $81.76 $82.14 4.79M
Fortinet, Inc. provides an integrated platform, the Fortinet Security Fabric, that spans networking, unified Secure Access Service Edge (SASE) and AI-driven security operations to deliver cybersecurity where customers need it. It offers solutions to enterprises, such as in the financial services, retail and operational technology market verticals, communication and security service providers, government organizations and small and medium-sized businesses. Its Secure Networking solutions focuses on the convergence of networking and security via its network firewall and its switches, access points and other secure connectivity solutions.
FTNT historical stock prices picture
Fortinet (FTNT) has the following price history information. Looking back at FTNT historical stock prices for the last five trading days, on November 06, 2025, FTNT opened at $76.05, traded as high as $81.69 and as low as $75.31, and closed at $80.54. Trading volume was a total of 13.37M shares. On November 07, 2025, FTNT opened at $79.78, traded as high as $81.98 and as low as $79.55, and closed at $81.79. Trading volume was a total of 7.15M shares. On November 10, 2025, FTNT opened at $82.30, traded as high as $82.62 and as low as $80.27, and closed at $82.28. Trading volume was a total of 6.45M shares. On November 11, 2025, FTNT opened at $82.28, traded as high as $84.24 and as low as $82.09, and closed at $83.66. Trading volume was a total of 5.11M shares. On November 12, 2025, FTNT opened at $83.35, traded as high as $84.03 and as low as $81.76, and closed at $82.14. Trading volume was a total of 4.79M shares.

FTNT Historical Stock Prices By Date:

FTNT historical cagr picture

Below, we examine the compound annual growth rate — CAGR for short — of an investment into Fortinet shares, starting with a $10,000 purchase of FTNT, and working forward through the historical stock price information to today.

Growth of $10,000.00
Without Dividends Reinvested

Start date: 11/16/2015
End date: 11/12/2025
Start price/share: $6.68
End price/share: $82.14
Dividends collected/share: $0.00
Total return: 1,129.64%
Average Annual Total Return: 28.53%
Starting investment: $10,000.00
Ending investment: $122,955.07
Years: 10.00
Date Close
11/06/2025$80.54
11/07/2025$81.79
11/10/2025$82.28
11/11/2025$83.66
11/12/2025$82.14
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Also explore: FTNT shares outstanding history

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