Sky Harbour Group Corp

Where It Passes

Where It Falls Short

• Valuation0% pass✗ 28▾

  All 13 investors flag SKYH's valuation

  Price / 3-yr avg EPS

  ✗Graham<= 15x

  Price-to-Book Ratio

  ✗Graham<= 1.5x

  P/E x P/B

  ✗Graham<= 22.5

  Basic earnings-growth PEG (dividends excluded)P/E 125.7x (growth N/A)

  ✗Lynch< 1.0 (ideally < 0.5)

  EBIT / Enterprise Value-2.6%

  ✗Greenblatt> 10%

  Earnings Yield + ROC AssessmentEY=-2.6%, ROC=None

  ✗GreenblattBoth EY > 10% and ROC > 25%

  Price / EPS125.7x

  ✗Dreman< 12x✗Templeton< 12x (fixed ceiling; proxy for the market's cheapest 40%)

  Price / (CFO / Shares)

  ✗Dreman< 8x

  Price / Book Value per Share

  ✗Dreman< 1.2x✗Templeton< 1.5x✗SchlossP/B <= 0.80x (app cutoff)

  Valuation ReasonablenessP/E=125.7x

  ✗MungerP/E < 25 or Owner Earnings Yield > 5%

  P/E or FCF YieldP/E=125.7x, FCF Yield=-1.3%

  ✗PabraiP/E < 15 or FCF Yield > 10%

  P/B or P/E vs. Historical AverageP/E=125.7x

  ✗MarksP/E < 15 or P/B < 2.0

  Discount to Intrinsic ValueN/A (negative normalized EPS)

  ✗Marks>= 20% below intrinsic value

  Price / FCF per Share

  ✗Ackman<= 25

  Price vs. Trailing Low129% of trailing low ($8.78)

  ✗Templeton<= 120% of trailing low (certified split-adjusted live window)

  Net income / market capitalization+0.30%; #3117/6340 (top 49.2%)

  ✗AsnessTop 30% of eligible cross-section✗OshaughnessyTop 10% of eligible cross-section

  Positive book equity / market capitalization+0.2294; #4039/6449 (top 62.6%)

  ✗AsnessTop 30% of eligible cross-section

  Price / Diluted EPS125.7x

  ✗NeffP/E <= 15x (app proxy for a P/E 40%-60% below the market)

  (EPS CAGR % + Dividend Yield %) / P/E

  ✗Neff> 0.7 (Neff's published traditional edge)

  Price / Tangible Book Value per Share

  ✗SchlossP/TBV <= 1.00x (app cutoff)

  Book Value per Share Change

  ✗SchlossLatest BVPS >= earliest BVPS over >= 3 years (app rule)

  Revenue / market capitalization+0.0403; #4635/5247 (top 88.3%)

  ✗OshaughnessyTop 10% of eligible cross-section

  (Operating cash flow - capex) / market capitalization-0.51%; #2611/4519 (top 57.8%)

  ✗OshaughnessyTop 10% of eligible cross-section

  Trailing six-month price return through the evaluation date+20.45%; #1325/6202 (top 21.4%)

  ✗OshaughnessyTop 10% of eligible cross-section
• Growth0% pass✓ 4✗ 9▾

  No clean pass — all 8 investors flag at least one growth criterion

  EPS Growth (3-yr avg, 10-yr window)N/A (negative base EPS)

  ✗Graham>= 33% growth

  Basic earnings-growth PEG (dividends excluded)P/E 125.7x (growth N/A)

  ✗Lynch< 1.0 (ideally < 0.5)

  3-5 Year EPS CAGR

  ✗Lynch15-30% (Fast Grower); > 0% to pass

  Inventory Growth vs Revenue GrowthN/A (no inventory)

  ✓LynchInventory growth < Revenue growth

  EPS Growth Direction$0.00 (2021) -> $0.09 (2025)

  ✓DremanPositive over recent years

  EPS CAGR

  ✗Dreman> 5% annualized

  Positive Net Income Frequency1/5 years positive

  ✗MarksPositive net income in >= 7 of last 10 years

  3yr Median Revenue Growth94.9%

  ✓Ackman>= 5%

  Positive EPS Growth Frequency1/4 years with positive EPS growth

  ✗AckmanPositive EPS growth in >= 3 of last 5 years

  5-Year EPS CAGR

  ✗Templeton> 0% (5-year EPS CAGR)

  Revenue growth vs. gross and operating margin trendrevenue up, operating margin -224.3% -> -101.8%

  ✓SleepRevenue rising; gross margin flat or falling; operating margin holding

  5-year Revenue CAGR

  ✗SleepCAGR > 7%

  3-5 Year Diluted EPS CAGR

  ✗Neff7%-20% annualized
• Efficiency0% pass✓ 1✗ 10▾

  No clean pass — all 8 investors flag at least one efficiency criterion

  Current Ratio

  ✗Graham>= 2.0

  ROIC (3-5 yr avg)-4.4%

  ✗Buffett> 10%

  ROIC - WACC-14.4%

  ✗BuffettPositive (WACC = 10%)

  EBIT / (NWC + Net Fixed Assets)

  ✗Greenblatt> 25%

  Current Ratio Change YoY

  ✗PiotroskiIncreased YoY

  Revenue / Total Assets Change YoY0.03x -> 0.05x

  ✓PiotroskiImproved YoY

  Current Assets / Current Liabilities

  ✗Dreman> 1.5

  Return on Invested Capital-9.7%

  ✗Munger> 15%

  ROIC (high and growing)FY2023: ROIC=-4.6%; FY2024: ROIC=-5.0%; FY2025: ROIC=-6.2%

  ✗AkreLatest 3 consecutive FYs: ROIC > 15% in each

  Reinvestment Rate x ROIC-6.2% (RR=100% x ROIC=-6.2%)

  ✗AkreReinvestment Rate * ROIC > 10%

  ROIC (5-year)0/5 years above 12% (latest -6.2%)

  ✗SleepROIC > 12% in a majority of years
• Profitability6% pass✓ 6✗ 29▾

  15 of 16 flag SKYH's profitability — Graham, Buffett, Lynch +12 more

  Positive EPS (10 years)1/6 years positive

  ✗GrahamPositive EPS every year for 10 years

  EPS Growth (3-yr avg, 10-yr window)N/A (negative base EPS)

  ✗Graham>= 33% growth

  Net Income Positive (10+ years)1/6 years positive

  ✗BuffettPositive every year for 10+ years

  ROE (up to 5-year arithmetic mean)-8.2%

  ✗Buffett> 15% arithmetic mean (app rule)

  Operating Margin (10-yr trend)-101.8% (latest)

  ✓BuffettStable or rising over 10 years

  Free Cash Flow Proxy$18.8M

  ✓BuffettPositive and growing

  Earnings Variance (10-yr CoV)N/A (negative mean EPS)

  ✗BuffettCoV < 0.3

  Retained Earnings Effectiveness

  ✗Buffett$1 retained -> > $1 market value created

  Basic earnings-growth PEG (dividends excluded)P/E 125.7x (growth N/A)

  ✗Lynch< 1.0 (ideally < 0.5)

  3-5 Year EPS CAGR

  ✗Lynch15-30% (Fast Grower); > 0% to pass

  ROE1.3%

  ✗Lynch> 15%

  EBIT / Enterprise Value-2.6%

  ✗Greenblatt> 10%

  Earnings Yield + ROC AssessmentEY=-2.6%, ROC=None

  ✗GreenblattBoth EY > 10% and ROC > 25%

  Net Income / Total Assets3.17%

  ✓PiotroskiROA > 0

  ROA Change YoY-8.13% -> 3.17% (delta: +11.30%)

  ✓PiotroskiCurrent ROA > Prior ROA

  (CFO / Total Assets) vs ROACFO/Assets=-0.39%, ROA=3.17%

  ✗PiotroskiCFO/Assets > ROA

  Gross Margin Change YoY

  ✗PiotroskiImproved YoY

  Pre-Tax Income / Revenue

  ✗Dreman>= 8%

  Net Income / Shareholders' Equity1.3%

  ✗Dreman> 12%

  Margin of SafetyP/E=125.7x

  ✗PabraiP/B < 1.5 or P/E < 15

  Return on Equity-9.9% (3-yr avg)

  ✗AkreROE > 20% (3-year avg)

  Discount to Intrinsic ValueN/A (negative normalized EPS)

  ✗Marks>= 20% below intrinsic value

  Positive Net Income Frequency1/5 years positive

  ✗MarksPositive net income in >= 7 of last 10 years

  Operating Income / Revenue-69.9%

  ✗Ackman>= 15%

  Net Income / Shareholders Equity1.3%

  ✗Ackman>= 15%

  5-Year EPS CAGR

  ✗Templeton> 0% (5-year EPS CAGR)

  Operating Margin Trend-224.3% (2023) -> -101.8% (2025)

  ✓TempletonNon-negative operating-margin trend over 3 years

  Revenue growth vs. gross and operating margin trendrevenue up, operating margin -224.3% -> -101.8%

  ✓SleepRevenue rising; gross margin flat or falling; operating margin holding

  Net income / market capitalization+0.30%; #3117/6340 (top 49.2%)

  ✗AsnessTop 30% of eligible cross-section✗OshaughnessyTop 10% of eligible cross-section

  Gross profit / total assets

  ✗AsnessTop 30% of eligible cross-section

  Net income / positive book equity+1.29%; #2817/5226 (top 53.9%)

  ✗AsnessTop 30% of eligible cross-section

  Negative 5-year standard deviation of ROA-0.0379; #2211/5884 (top 37.6%)

  ✗AsnessTop 30% of eligible cross-section

  3-5 Year Diluted EPS CAGR

  ✗Neff7%-20% annualized

  Positive Diluted-EPS Years1/5 years positive

  ✗Schloss>= 70% positive over 5-10 observed years (app rule)
• Verdicts7% pass✓ 1✗ 13▾

  Split decision: 13 FAIL · 2 NEUTRAL · 1 PASS

  Overall verdict

  ✗GrahamFAIL (0/9)✗BuffettFAIL (2/9)✗LynchFAIL (2/7)•GreenblattNot ranked✗PiotroskiFAIL (F-Score 3)✗DremanFAIL (2/11)✓MungerPASS (2/4)✗PabraiFAIL (0/3)✗AkreFAIL (1/6)✗MarksFAIL (0/5)✗AckmanFAIL (3/9)✗TempletonFAIL (3/8)✗SleepFAIL (1/6)•AsnessNEUTRAL (Not ranked)✗NeffFAIL (1/6)✗SchlossFAIL (1/7)•OshaughnessyNEUTRAL (Not ranked)
• Cash Flow10% pass✓ 1✗ 11▾

  9 of 10 flag SKYH's cash flow — Lynch, Piotroski, Dreman +6 more

  Free Cash Flow Proxy$18.8M

  ✓BuffettPositive and growing

  FCF Positive and Growing$-4.7M

  ✗LynchPositive and growing

  Operating Cash Flow$-2.3M

  ✗PiotroskiCFO > 0

  (CFO / Total Assets) vs ROACFO/Assets=-0.39%, ROA=3.17%

  ✗PiotroskiCFO/Assets > ROA

  Price / (CFO / Shares)

  ✗Dreman< 8x

  P/E or FCF YieldP/E=125.7x, FCF Yield=-1.3%

  ✗PabraiP/E < 15 or FCF Yield > 10%

  FCF Positive0/5 years FCF positive

  ✗MarksPositive FCF in majority of recent years

  (OCF - CapEx) / Market Cap

  ✗Ackman>= 4%

  Price / FCF per Share

  ✗Ackman<= 25

  Positive Operating Cash Flow frequency0/5 years positive

  ✗SleepPositive OCF in >= 70% of available years

  Operating Cash Flow - Capital Expenditures$-4.7M

  ✗Neff> $0 (app proxy for a strong fundamental case)

  (Operating cash flow - capex) / market capitalization-0.51%; #2611/4519 (top 57.8%)

  ✗OshaughnessyTop 10% of eligible cross-section
• Debt & Leverage42% pass✓ 8✗ 7▾

  7 of 12 flag SKYH's debt & leverage — Graham, Buffett, Lynch +4 more

  LT Debt vs Net Current Assets

  ✗GrahamLT Debt <= Net Current Assets

  Debt/Equity & Interest CoverageD/E: 0.00, IC: -5.6x

  ✗BuffettD/E < 0.5 AND Interest Coverage > 5x

  Total Debt / Equity0

  ✓Lynch< 0.33

  Cash - Long-term Debt$-166.7M

  ✗LynchPositive preferred

  LT Debt / Total Assets Change29.22% -> 31.60%

  ✗PiotroskiDecreased YoY

  Current Assets / Current Liabilities

  ✗Dreman> 1.5✗SchlossCurrent ratio >= 1.50x (app cutoff)

  Total Debt / Shareholders' Equity0

  ✓Dreman< 0.8✓Templeton< 1.0 (fixed cap; proxy for below-sector-median leverage)✓SchlossD/E < 1.00x

  Debt Levels0

  ✓MungerDebt/Equity < 0.5✓AkreDebt/Equity < 0.3

  Interest Coverage & Debt/EBITDAIC=-5.6x, D/EBITDA=N/A

  ✗MarksInterest Coverage > 3x; Debt/EBITDA < 4x

  Total Debt / Shareholders Equity0

  ✓Ackman<= 1.0

  Negative debt-to-equity (higher means less debt)-0.0004; #319/4210 (top 7.6%)

  ✓AsnessTop 30% of eligible cross-section