Fortinet, Inc.
FTNTFortinet, Inc. provides cybersecurity and convergence of networking and security solutions worldwide. The company offers FortiOS, a unified operating system designed to address cybersecurity threats; FortiASIC application-specific integrated circuit (ASIC)-based security processing units; FortiCloud, a private cloud software as a service platform; FortiAI, which provides a dual-layered defense...
Company Profile
Financial Snapshot
Shareholder Return
Fiscal 2025
Retired 3.1% of shares last year, 2.4% over two.
- Buybacks
- $2.3B
- Dividends
- —
What drove EPS
A buyback raises earnings per share without the company earning more. This splits each year's change into the two.
The two parts do not sum exactly to the total — the difference is the cross-term, plus preferred capital where the company has any. It is left visible rather than distributed into the other two.
Share count is the denominator the filer used for diluted EPS, recovered as net income ÷ EPS — not the balance-sheet count, which is a point-in-time figure and would put the timing difference into this split. Years with a loss are omitted: a smaller share count makes a loss per share larger, so the decomposition inverts.
Company Financials
Annual data (10-K) · Last 5 years
| Metric | FY 2025 | FY 2024 | FY 2023 | FY 2022 | FY 2021 |
|---|---|---|---|---|---|
| Market Cap | $117.4B | $77.4Best. | $49.1Best. | $40.9Best. | $48.2Best. |
| Revenue | $6.8B↑14% | $6.0B↑12% | $5.3B↑20% | $4.4B↑32% | $3.3B |
| Operating Income | $2.1B↑16% | $1.8B↑45% | $1.2B↑28% | $969.6M↑49% | $650.4M |
| Net Income | $1.9B↑6% | $1.7B↑52% | $1.1B↑34% | $857.3M↑41% | $606.8M |
| EPS (Diluted) | $2.42↑7% | $2.26↑55% | $1.46↑38% | $1.06↑45% | $0.73 |
| Gross Margin | 80.5% | 80.6%↑5% | 76.7%↑2% | 75.4%↓1% | 76.6% |
| Operating Margin | 30.7%↑1% | 30.3%↑29% | 23.4%↑7% | 21.9%↑13% | 19.5% |
| ROE | 149.8%↑28% | 116.8%↑147% | -247.7%↑19% | -304.4%↓492% | 77.6% |
| Total Debt | $996.3M | $994.3M | $992.3M | $990.4M | $988.4M |
| Shareholders' Equity | $1.2B↓17% | $1.5B↑422% | -$463.4M↓65% | -$281.6M↓136% | $781.7M |
| Current Ratio | 1.17↓20% | 1.47↑24% | 1.19↓4% | 1.24↓20% | 1.55 |
| Debt / Equity | 0.81↑21% | 0.67↑131% | -2.14↑39% | -3.52↓378% | 1.26 |
| Operating Cash Flow | $2.6B↑15% | $2.3B↑17% | $1.9B↑12% | $1.7B↑15% | $1.5B |
| Free Cash Flow | $2.2B↑18% | $1.9B↑9% | $1.7B↑19% | $1.4B↑20% | $1.2B |
| Metric | Marks Risk-Aware Value | Akre Three-Legged Stool | Druckenmiller Macro-Enhanced Growth | Spier Value Checklist | Pabrai Dhandho Framework | Munger Quality Focus | Ackman Activist Value | Piotroski F-Score | Greenblatt Magic Formula | Lynch GARP | Buffett Quality Compounder | Graham Defensive Value |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Verdict | HOLD | BUY | HOLD | BUY | HOLD | HOLD | HOLD | HOLD | Not ranked | HOLD | PASS | FAIL |
| Score | ||||||||||||
| Analysis | ||||||||||||
| Intrinsic Value | ||||||||||||
| Margin of Safety | -740.4% | -1846.6% | -105.4% | -300.8% | -286.6% | -123.9% | -58.6% | -9481.4% | -780.1% | -164.5% | -446.3% | -1580.8% |
| Data As Of | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) | 10-K (2026-08-15) |
Where They Agree
- Valuation models
FTNT overvalued: all 12 models price fair value below $160.01 (median $34.61)
Marks fair value$19.04✗Marks-740.4% margin vs $160.01Akre fair value$8.22✗Akre-1846.6% margin vs $160.01Druckenmiller fair value$77.89✗Druckenmiller-105.4% margin vs $160.01Spier fair value$39.92✗Spier-300.8% margin vs $160.01Show 8 more metrics ▾Show fewer ▴
Pabrai fair value$41.39✗Pabrai-286.6% margin vs $160.01Munger fair value$71.46✗Munger-123.9% margin vs $160.01Ackman fair value$100.90✗Ackman-58.6% margin vs $160.01Piotroski fair value$1.67✗Piotroski-9481.4% margin vs $160.01Greenblatt fair value$18.18✗Greenblatt-780.1% margin vs $160.01Lynch fair value$60.50✗Lynch-164.5% margin vs $160.01Buffett fair value$29.29✗Buffett-446.3% margin vs $160.01Graham fair value$9.52✗Graham-1580.8% margin vs $160.01
Where They Disagree
- Profitability
3 of 11 pass — Marks, Druckenmiller, Spier +5 more object
Discount to Intrinsic Value-157.4% (IV=$30.70 vs Price=$79.03)✗Marks>= 20% below intrinsic valuePositive Net Income Frequency17/17 years positive✓MarksPositive net income in >= 7 of last 10 yearsReturn on Equity114.7% (3-yr avg)✓AkreROE > 20% (3-year avg)EPS Growth AccelerationLatest: 7.1%, Prior: 54.8%✗DruckenmillerAccelerating EPS growthShow 19 more metrics ▾Show fewer ▴
Margin of SafetyP/E=32.7x, P/B=47.4x✗SpierP/E < 15 AND P/B < 2.0✗PabraiP/B < 1.5 or P/E < 15Operating Income / Revenue30.7%✓Ackman>= 15%Net Income / Shareholders Equity149.8%✓Ackman>= 15%Net Income / Total Assets17.84%✓PiotroskiROA > 0ROA Change YoY17.88% -> 17.84% (delta: -0.04%)✗PiotroskiCurrent ROA > Prior ROA(CFO / Total Assets) vs ROACFO/Assets=24.94%, ROA=17.84%✓PiotroskiCFO/Assets > ROAGross Margin Change YoY80.6% -> 80.5%✗PiotroskiImproved YoYEBIT / Enterprise Value3.6%✗Greenblatt> 10%Earnings Yield + ROC AssessmentEY=3.6%, ROC=425.8%✗GreenblattBoth EY > 10% and ROC > 25%3-5 Year EPS CAGR33.1%✓Lynch15-30% (Fast Grower); > 0% to passROE149.8%✓Lynch> 15%Net Income Positive (10+ years)17/18 years positive✗BuffettPositive every year for 10+ yearsROE (5-yr avg)85.2%✓Buffett> 15% (5-yr avg)Operating Margin (10-yr trend)30.7% (latest)✓BuffettStable or rising over 10 yearsFree Cash Flow Proxy$1.8B✓BuffettPositive and growingEarnings Variance (10-yr CoV)✗BuffettCoV < 0.3Retained Earnings Effectiveness0.06x✗Buffett$1 retained -> > $1 market value createdPositive EPS (10 years)17/18 years positive✗GrahamPositive EPS every year for 10 yearsEPS Growth (3-yr avg, 10-yr window)✗Graham>= 33% growth - Debt & Leverage
4 of 8 pass — Akre, Munger, Lynch +1 more object
Interest Coverage & Debt/EBITDAIC=103.7x, D/EBITDA=0.4x✓MarksInterest Coverage > 3x; Debt/EBITDA < 4xDebt Levels0.81✗AkreDebt/Equity < 0.3✗MungerDebt/Equity < 0.5Total Debt / Shareholders Equity0.81✓Ackman<= 1.0LT Debt / Total Assets Change10.18% -> 4.78%✓PiotroskiDecreased YoYShow 4 more metrics ▾Show fewer ▴
Total Debt / Equity0.81✗Lynch< 0.33Cash - Long-term Debt$2.0B✓LynchPositive preferredDebt/Equity & Interest CoverageD/E: 0.81, IC: 103.7x✗BuffettD/E < 0.5 AND Interest Coverage > 5xLT Debt vs Net Current AssetsLT Debt $496.6M vs NCA $866.2M✓GrahamLT Debt <= Net Current Assets - Valuation
2 of 9 pass — Marks, Spier, Pabrai +4 more object
P/B or P/E vs. Historical AverageP/E=32.7x, P/B=47.4x✗MarksP/E < 15 or P/B < 2.0Discount to Intrinsic Value-157.4% (IV=$30.70 vs Price=$79.03)✗Marks>= 20% below intrinsic valuePrice vs. 200-day MAQualitative✓DruckenmillerPrice above 200-day moving averageMargin of SafetyP/E=32.7x, P/B=47.4x✗SpierP/E < 15 AND P/B < 2.0Show 9 more metrics ▾Show fewer ▴
P/E or FCF YieldP/E=32.7x, FCF Yield=3.8%✗PabraiP/E < 15 or FCF Yield > 10%Valuation ReasonablenessP/E=32.7x, OE Yield=2.8%✗MungerP/E < 25 or Owner Earnings Yield > 5%Price / FCF per Share26.4x✗Ackman<= 25EBIT / Enterprise Value3.6%✗Greenblatt> 10%Earnings Yield + ROC AssessmentEY=3.6%, ROC=425.8%✗GreenblattBoth EY > 10% and ROC > 25%P/E / EPS Growth Rate0.99✓Lynch< 1.0 (ideally < 0.5)Price / 3-yr avg EPS38.6x✗Graham<= 15xPrice-to-Book Ratio47.4x✗Graham<= 1.5xP/E x P/B1,832.2✗Graham<= 22.5 - Cash Flow
4 of 6 pass — Pabrai and Ackman object
FCF Positive17/17 years FCF positive✓MarksPositive FCF in majority of recent yearsP/E or FCF YieldP/E=32.7x, FCF Yield=3.8%✗PabraiP/E < 15 or FCF Yield > 10%(OCF - CapEx) / Market Cap3.8%✗Ackman>= 4%Price / FCF per Share26.4x✗Ackman<= 25Show 4 more metrics ▾Show fewer ▴
Operating Cash Flow$2.6B✓PiotroskiCFO > 0(CFO / Total Assets) vs ROACFO/Assets=24.94%, ROA=17.84%✓PiotroskiCFO/Assets > ROAFCF Positive and Growing$2.2B✓LynchPositive and growingFree Cash Flow Proxy$1.8B✓BuffettPositive and growing - Growth
2 of 5 pass — Druckenmiller, Lynch and Graham object
Positive Net Income Frequency17/17 years positive✓MarksPositive net income in >= 7 of last 10 yearsEPS Growth AccelerationLatest: 7.1%, Prior: 54.8%✗DruckenmillerAccelerating EPS growthRevenue Growth RateLatest: 14.2%, Prior: 12.3%✓DruckenmillerRevenue growth accelerating3yr Median Revenue Growth14.2%✓Ackman>= 5%Show 5 more metrics ▾Show fewer ▴
Positive EPS Growth Frequency5/5 years with positive EPS growth✓AckmanPositive EPS growth in >= 3 of last 5 yearsP/E / EPS Growth Rate0.99✓Lynch< 1.0 (ideally < 0.5)3-5 Year EPS CAGR33.1%✓Lynch15-30% (Fast Grower); > 0% to passInventory Growth vs Revenue GrowthInv: 26.6% vs Rev: 14.2%✗LynchInventory growth < Revenue growthEPS Growth (3-yr avg, 10-yr window)✗Graham>= 33% growth - Efficiency
4 of 6 pass — Piotroski and Graham object
ROIC (high and growing)6/6 years ROIC > 15% (latest: 73.7%)✓AkreROIC > 15% for 3+ yearsReinvestment Rate x ROIC73.7% (RR=100% x ROIC=73.7%)✓AkreReinvestment Rate * ROIC > 10%Return on Invested Capital73.7%✓Munger> 15%Current Ratio Change YoY1.47 -> 1.17✗PiotroskiIncreased YoYShow 5 more metrics ▾Show fewer ▴
Revenue / Total Assets Change YoY0.61x -> 0.65x✓PiotroskiImproved YoYEBIT / (NWC + Net Fixed Assets)425.8%✓Greenblatt> 25%ROIC (3-5 yr avg)113.9%✓Buffett> 10%ROIC - WACC+103.9%✓BuffettPositive (WACC = 10%)Current Ratio1.17✗Graham>= 2.0 - Verdicts
Split decision: 7 HOLD · 2 BUY · 1 PASS · 1 FAIL
Overall verdict•MarksHOLD (6/8)✓AkreBUY (6/7)•DruckenmillerHOLD (5/7)✓SpierBUY (7/8)•PabraiHOLD (6/8)•MungerHOLD (5/7)•AckmanHOLD (7/9)•PiotroskiHOLD (F-Score 6)•GreenblattNot ranked•LynchHOLD (PEG 0.99)✓BuffettPASS (5/9)✗GrahamFAIL (2/9)
Historical Score Timeline
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| WESTERN DIGITAL CORPWDC | $175.4B | $508.80 | $9.5B | $1.9B | 35.6% | 1.31 | 24.5% | 1.08 | 1/9 | 1/9 | 3/7 | 1/3 | F-Score 4 |
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| NetApp, Inc.NTAP | $40.6B | $207.08 | $6.2B | $1.3B | 94.4% | 1.84 | 26.8% | 1.44 | 3/9 | 5/9 | 3/7 | 1/3 | F-Score 8 |
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