MMarketMath

FTNT

Fast growerQuality: High (95/100)1 red flag

Fortinet · Information Technology · Systems Software

$151.99

52w 73.55 – 172.09

20y monthly, adjusted

Mkt cap

$111.5B

P/E

60.2

P/FCF

50.1

FCF yield

2.0%

ROE

149.8%

Shldr yield

2.1%

div 0.0% + bb 2.1%

What today's price assumes

At $111.5B, the market is pricing in 20.2% annual free-cash-flow growth for the next decade (10% discount rate, 2.5% terminal growth). Over the last ten years, FCF actually grew 24.7% per year — expectations are roughly in line with history.

Simple DCF per-share range: $46 · $104 · $149 (4% / base / optimistic growth). An estimate, not a target.

Adjust the assumptions yourself →

Historical multiple lens

At its own median P/OCF of 23.9× across 17 years, FTNT would trade near $85/share (25th–75th percentile: $71–$93); it trades at 43.0× today.

Assumes the historical multiple regime persists — re-ratings can be permanent.

Growth record

Compound annual growth rates from as-filed 10-K data, split-adjusted

Rev 3y

+15.5%

Rev 5y

+21.3%

Rev 10y

+21.0%

EPS 5y

+33.1%

EPS 10y

+72.4%

FCF 5y

+18.4%

FCF 10y

+24.7%

Fundamentals

Fiscal 2009–2025, from SEC filings

Revenue

2009: $252.1M
2010: $324.7M
2011: $433.6M
2012: $533.6M
2013: $615.3M
2014: $770.4M
2015: $1.0B
2016: $1.3B
2017: $1.5B
2018: $1.8B
2019: $2.2B
2020: $2.6B
2021: $3.3B
2022: $4.4B
2023: $5.3B
2024: $6.0B
2025: $6.8B
$0$2.0B$4.0B$6.0B
09
12
15
18
21
24

Net income

2009: $60.2M
2010: $41.2M
2011: $62.5M
2012: $66.8M
2013: $44.3M
2014: $25.3M
2015: $8.0M
2016: $32.2M
2017: $31.4M
2018: $334.9M
2019: $331.7M
2020: $488.5M
2021: $606.8M
2022: $857.3M
2023: $1.1B
2024: $1.7B
2025: $1.9B
$0$500.0M$1.0B$1.5B
09
12
15
18
21
24

Free cash flow

2009: $57.4M
2010: $99.6M
2011: $129.2M
2012: $161.8M
2013: $133.5M
2014: $164.4M
2015: $245.2M
2016: $278.5M
2017: $459.1M
2018: $585.9M
2019: $715.8M
2020: $957.8M
2021: $1.2B
2022: $1.4B
2023: $1.7B
2024: $1.9B
2025: $2.2B
$0$1.0B$2.0B
09
12
15
18
21
24

Diluted shares (lower is better)

2009: 624.8M
2010: 749.2M
2011: 784.6M
2012: 796.8M
2013: 805.6M
2014: 810.9M
2015: 843.8M
2016: 844.5M
2017: 853.1M
2018: 834.5M
2019: 838.3M
2020: 838.3M
2021: 835.3M
2022: 805.3M
2023: 788.2M
2024: 771.9M
2025: 764.6M
0250.0M500.0M750.0M
09
12
15
18
21
24

Margins

0%25%50%75%091215182124
Net marginFCF marginGross margin

Capital returned (dividends + buybacks)

2009: $3.0M
2010: $0
2011: $0
2012: $0
2013: $33.5M
2014: $44.0M
2015: $60.0M
2016: $110.8M
2017: $446.3M
2018: $211.8M
2019: $145.1M
2020: $1.1B
2021: $741.8M
2022: $2.0B
2023: $1.5B
2024: $600.0K
2025: $2.3B
$0$1.0B$2.0B
09
12
15
18
21
24

Cash vs long-term debt

$0$1.0B$2.0B$3.0B091215182124
CashLT debt

Quarterly

Discrete quarters from 10-Q filings; Q4 derived as fiscal year minus Q1–Q3. OCF is unwound from the year-to-date figures 10-Qs report. Compare to the same quarter a year ago — most businesses are seasonal.

Revenue by quarter

Q2'23: $1.3B
Q3'23: $1.3B
Q4'23: $1.4B
Q1'24: $1.4B
Q2'24: $1.4B
Q3'24: $1.5B
Q4'24: $1.7B
Q1'25: $1.5B
Q2'25: $1.6B
Q3'25: $1.7B
Q4'25: $1.9B
Q1'26: $1.8B
Q2'26: $2.0B
$0$1.0B$2.0B
23
24
24
25
26

Net income by quarter

Q2'23: $266.3M
Q3'23: $322.9M
Q4'23: $310.9M
Q1'24: $299.3M
Q2'24: $379.8M
Q3'24: $539.9M
Q4'24: $526.2M
Q1'25: $433.4M
Q2'25: $440.1M
Q3'25: $473.9M
Q4'25: $506.0M
Q1'26: $534.5M
Q2'26: $606.3M
$0$200.0M$400.0M$600.0M
23
24
24
25
26
QuarterRevenueYoYNet incomeYoYEPSOCF
Q2'26$2.0B+25.6%$606.3M+37.8%0.82$1.0B
Q1'26$1.8B+20.1%$534.5M+23.3%0.72$1.1B
Q4'25 *$1.9B+14.8%$506.0M−3.8%0.67$620.2M
Q3'25$1.7B+14.4%$473.9M−12.2%0.62$655.2M
Q2'25$1.6B+13.6%$440.1M+15.9%0.57$451.9M
Q1'25$1.5B+13.8%$433.4M+44.8%0.56$863.3M
Q4'24 *$1.7B+17.3%$526.2M+69.3%0.68$477.6M
Q3'24$1.5B+13.0%$539.9M+67.2%0.70$608.1M
Q2'24$1.4B+10.9%$379.8M+42.6%0.49$342.0M
Q1'24$1.4B+7.2%$299.3M+20.8%0.39$830.4M
Q4'23 *$1.4B+10.3%$310.9M−0.9%0.41$191.7M
Q3'23$1.3B+16.1%$322.9M+39.4%0.41$551.2M
Q2'23$1.3B+25.5%$266.3M+53.5%0.33$515.1M

Track record

Compound annual growth by period. For debt and share count, negative is the good direction.

Series3y5y10y15y
Revenue+15.5%+21.3%+21.0%+22.5%
Operating cash flow+14.4%+19.0%+24.8%+24.0%
Free cash flow+15.4%+18.4%+24.7%+23.0%
EPS (diluted)+31.7%+33.1%+72.4%+28.8%
Equity+12.2%+7.7%+5.1%+11.8%
LT debt−20.6%
Diluted shares−1.7%−1.8%−1.0%+0.1%
Stock price+36.2%+19.2%+35.6%+27.8%

$100, 3 years ago

$252vs $176 in SPY

36.2% vs 20.7%/yr

$100, 5 years ago

$241vs $181 in SPY

19.2% vs 12.6%/yr

$100, 10 years ago

$2,103vs $412 in SPY

35.6% vs 15.2%/yr

$100, 15 years ago

$3,973vs $813 in SPY

27.8% vs 15.0%/yr

The $1 test — market value created per $1 of earnings retained (Buffett's hurdle: at least $1)

Last 5 years

$6.10

$37.9B created / $6.2B retained

Last 10 years

$7.72

$57.4B created / $7.4B retained

Quality & capital discipline

Cash-based returns and how management deploys capital

Cash ROIC

149.4%

OCF ÷ (equity + debt)

OCF / EV yield

2.4%

MC vs 10× OCF

4.30

≤1 = priced under 10× OCF

Debt / FCF

0.2y

SBC / FCF

12.6%

Owner earnings

$1.9B

OCF − capex − SBC

OE yield

1.7%

Share count 5y

+1.3%

per year; negative = buybacks

Capital intensity

23.8%

net PP&E ÷ revenue

Sales efficiency

$0.28

new PP&E per $1 new revenue, 5y

Checklist

22 of 27 checks pass · 81%. Checks with structurally missing inputs are excluded.

Growth & Consistency

6/7

  • Revenue growth

    21.3% · 5y CAGR ≥ 5%

    pass
  • EPS growth

    33.1% · 5y CAGR ≥ 5%

    pass
  • FCF growth

    18.4% · 5y CAGR ≥ 5%

    pass
  • Revenue rises consistently

    9 of 9 · up in ≥ 7 of last 10 years

    pass
  • FCF consistently positive

    10 of 10 · positive in ≥ 8 of last 10 years

    pass
  • Profitable every year

    10 of 10 · net income > 0 in ≥ 8 of last 10

    pass
  • Cash flow keeps up with sales

    19.0% vs 21.3% · OCF CAGR ≥ 0.9× revenue CAGR

    fail

Profitability

7/7

  • Net margin

    27.3% · ≥ 8%

    pass
  • Operating margin

    30.7% · ≥ 10%

    pass
  • Gross margin stable or rising

    80.5% vs 75.4% · no drop > 2 pts over 3y

    pass
  • Return on equity

    149.8% · ≥ 12%

    pass
  • Cash ROIC

    149.4% · ≥ 12%

    pass
  • FCF margin

    32.7% · ≥ 5%

    pass
  • Earnings back their cash

    OCF $2.6B vs NI $1.9B · OCF ≥ net income (latest FY)

    pass

Balance Sheet

5/5

  • Debt payable from cash flow

    0.2y · LT debt ≤ 3× FCF

    pass
  • Cash cushion

    502% · cash ≥ 50% of LT debt

    pass
  • Leverage

    0.40 · LT debt ≤ 1.5× equity

    pass
  • Equity positive and compounding

    $1.2B · equity > 0 and grew over ~5y

    pass
  • Interest burden

    1% · interest ≤ 15% of operating income

    pass

Capital Allocation

2/4

  • Share count flat or shrinking

    1.3% · ≤ +0.5%/yr over ~5y

    fail
  • Stock comp restrained

    13% · SBC ≤ 15% of FCF

    pass
  • Distributions funded by FCF

    103% · dividends + buybacks ≤ 100% of FCF

    fail
  • Repurchases are a habit

    10 of 10 · buybacks in ≥ 5 of last 10 years

    pass

Valuation Discipline

2/4

  • FCF yield

    2.0% · ≥ 3%

    fail
  • Earnings multiple

    60.2 · P/E ≤ 25

    fail
  • Price asks less than history delivered

    20.2% vs 24.7% · implied FCF growth ≤ historical FCF CAGR

    pass
  • Shareholder yield

    2.1% · dividends + buybacks ≥ 2% of market cap

    pass

Red flags

Mechanical checks — a flag is a question to investigate, not a verdict

Distributions exceed FCF

Dividends plus buybacks exceeded free cash flow in the latest fiscal year.

Financial data

As filed in 10-Ks; per-share figures split-adjusted. $ in millions.

FYRevenueGross profitOp incomeNet incomeEPSOCFCapExFCFDividendsBuybacksSBCCashLT debtEquityShares
20256,8005,4712,0851,8532.422,5913652,2262,2902802,4954971,238765
20245,9564,7981,8031,7452.262,2583791,87912582,8769941,494772
20235,3054,0681,2411,1481.461,9362041,7311,5012491,398992-463788
20224,4173,3339708571.061,7312811,4491,9912171,683990-282805
20213,3422,5596506070.731,5002961,2047422081,319988782835
20202,5942,0245324890.581,0841269581,0801921,0620856838
20192,1631,6573513320.40808927161451741,2231,342838
20181,8051,3542343350.40639535862121631,1121,026834
20171,4951,110110310.04594135459446137811602853
20161,27593843320.0434667279111122709838845
20151,0097221580.01283372456095543755844
201477053959250.03197321644459283676811
201361543572440.05147141343444116586806
2012534386100670.0818422162031123511797
201143432089620.08133412901972358785
201032523955410.0510341000967232749
200925218225600.086255737212142625

Some concepts are structurally absent for certain industries (banks report no gross profit or capex). Missing ≠ zero.