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ZYBERNO
Stock Report
Updated Aug 30, 2026

Group 1 Automotive, Inc (GPI)

Consumer Discretionary • NYSE

$263.95
Group 1 Automotive Inc. is an American automotive retailer headquartered in Houston, Texas, and one of the largest automotive dealership groups in the United States. The company operates approximately 250 automotive dealerships representing over 35 brands in the United States and the United Kingdom, selling new and used vehicles, providing finance and insurance products, and performing vehicle service and collision repair.

Professional Investment Analysis

ZYBERNO SCORE →
Is it a great business? Is it getting better?
39.0/100
WEAK BUSINESS
Group 1 Automotive, Inc (GPI) scores 39/100 — weak fundamentals with mixed indicators requiring careful analysis before acting.
📊 How is the Zyberno Score calculated? +
VALUATION SIGNAL
MARGIN OF SAFETY
Is this stock cheap or expensive relative to what the business has historically generated for owners?
+6.2%
Fairly Valued
Is the market underestimating or overestimating what this business is capable of going forward?
+9.6%
Market Underestimates
↑ UNDER
+50%
Brina Gap
-50%
↓ OVER
← OVERVALUED
-100%
Margin of Safety
UNDERVALUED →
+100%
UNDERESTIMATED
GROWTH
DOUBLE
DISCOUNT
EXPENSIVE
HYPE
VALUE
TRAP
0,0
MoS +6.2%  ·  Gap +9.6%

Two independent signals. One tells you if the stock is cheap relative to what the business has historically generated for owners — the Margin of Safety. The other tells you if the market is underestimating what the business is capable of going forward — the Brina Gap.

They are calculated from completely different data sources and answer completely different questions. The Margin of Safety reads the past. The Brina Gap reads the present economics and compares them against what the current stock price is assuming about the future.

When both point in the same direction simultaneously — DOUBLE DISCOUNT — the probability of genuine mispricing is high. The market is wrong on two independent dimensions at once, which is rare and significant.

The most dangerous scenario is not an overvalued stock — those are easy to avoid. It is a VALUE TRAP: a stock that appears cheap historically but where the market is already pricing in stronger growth than the business fundamentals support. Without the Brina Gap signal this looks identical to a genuine opportunity. The matrix separates them instantly.

The Brina Gap is the more powerful of the two signals. Most investors and analytical tools focus on valuation alone — whether a stock is cheap relative to earnings. Far fewer systematically compare what the business economics structurally support against what the stock price is actually assuming. That gap between fundamental growth potential and market expectations is where the most reliable mispricings live, and where this matrix earns its value.

Use this as your first filter. A stock in DOUBLE DISCOUNT territory is worth investigating. Everything else requires either more caution or a specific reason to act.

UNDERESTIMATED GROWTH
Group 1 Automotive, Inc (GPI) trades at fair historical value (Margin of Safety +6.2%) but the Brina Gap (+9.6%) signals the market underestimates forward compounding power. Potential long-term opportunity.
⚠ Owner Earnings and Free Cash Flow show moderate divergence (0.32×). Intrinsic Value and Brina Gap may be overstated — possibly from acquisition-related D&A. Treat both signals as upper bounds.
🎯 Expected Annual Return →
-7.9%
Margin of Safety convergence — your return if the market re-prices to intrinsic value (5-yr annualised)
26.6%
Brina Gap convergence — your return if the market corrects the growth mispricing the Gap measures
23.7%
Yield + growth — what the business alone earns you, even if the market never re-rates
💰 How is Margin of Safety calculated? +
📈 How is Brina Gap calculated? +

Critical Financial Health Indicators

Return on Equity (Profitability):POOR (10.0%)
Debt-to-Equity (Solvency Risk):POOR (1.25x)
Operating Margin (Operational Efficiency):POOR (3.1%)
Return on Capital (Capital Efficiency):POOR (8.6%)
📊 Valuation Trilogy
Three interconnected metrics for complete valuation analysis
💎
Intrinsic Value
DCF Fair Value
$281.51
🛡️
Margin of Safety
Valuation Gap
6.2%
🎯
Expected Return
Projected Annual
-7.9%
Click any metric for full methodology and detailed analysis
Zyberno's Verdict

According to Zyberno, Group 1 Automotive, Inc (GPI) shows Underestimated Growth — WEAK BUSINESS (39/100) with a Brina Gap of +9.6% showing underestimated forward growth, but no margin of safety at +6.2%.

According to Zyberno's DCF model, Group 1 Automotive, Inc (GPI) trades at $263.95 against an estimated intrinsic value per share of $281.51 — a +6.2% Margin of Safety based on Owner Earnings of $429.60M TTM, projected at -9.0% growth for 10 years with a 2.5% terminal growth rate. The Brina Gap of +9.6% strengthens the case: based on the company's ROIC (8.6%) and reinvestment rate (116.3%), the business can fundamentally grow at 10.0% — but the current enterprise value implies the market expects 0.4%. This places GPI in the Underestimated Growth quadrant of the Brina Matrix, where growth is underestimated but no margin of safety on existing cash. Zyberno's model translates this into a 5-year expected return of -7.9% annually.

Over the trailing twelve months, GPI generated $429.60M in Owner Earnings. Capital was deployed as follows: $72.40M returned via share buybacks, $25.70M paid as dividends, $301.80M invested in capital expenditures. Reinvestment rate: 116.3%. Owner Earnings have declined at 9.0% annually over the trailing five years using log-linear regression.

DIVISION I: EXECUTIVE SUMMARY
A. Market Valuation

Market Price & Capitalization (2)

Current Price:263.95
Market Cap:$3.12B

Valuation Multiples (4)

P/E Ratio:
10.89x
📊 Click to view full GPI P/E analysis →
P/B Ratio:1.06x
P/S Ratio:0.14x
Peg Ratio:-999.00x

Enterprise Metrics (3)

Enterprise Value:$6.35B
Ev Ebitda Ratio:6.69x
Pfcf Ratio:9.56x

Price Action & Momentum (3)

12-1 Momentum:
-19.3% (15th pctile)
📈 Click to view full GPI Momentum analysis →
Momentum Percentile:15 / 100
% of 52-Week High:54.0%
B. Profitability Assessment

Return Metrics (7)

ROE:
10.0%
📊 Click to view full GPI ROE analysis →
ROA:2.8%
Roic:
8.6%
📊 Click to view full GPI ROIC analysis →
Reinvestment Rate:116.3%
Fundamental Growth Rate (g):10.0%
Market-Implied Growth Rate:0.4%
Brina Gap:
9.6%
☷ Click to view full GPI Brina Gap analysis →
MOD CONF

Margin Analysis (3)

Operating Margin Ttm:3.1%
Net Margin Ttm:1.3%
Ebitda Margin:4.3%

TTM Performance (3)

Gross Margin Ttm:15.9%
Operating Margin Ttm:3.1%
Net Margin Ttm:1.3%

Yield Metrics (3)

Earnings Yield:$9.18
Owner Earnings Yield:$13.77
Dividend Yield:0.8%
C. Log-Linear Regression Growth Trends

Earnings Surprise (SUE) (3)

Earnings Surprise (SUE):
-0.53
📊 Click to view full GPI Earnings Surprise analysis →
EPS Surprise vs Expected:-15.3%
Latest Earnings Filed:2026-07-30

Revenue Growth (Linear) (1)

Revenue Growth Rate (Linear):10.0%

Earnings Growth (Linear) (1)

Net Income Growth Rate (Linear):-26.0%

Cash Flow Growth (Linear) (2)

Free Cash Flow Growth Rate (Linear):-22.3%
Operating Cash Flow Growth Rate (Linear):8.5%

Operating Growth (Linear) (1)

Operating Income Growth Rate (Linear):-10.7%
D. Financial Stability

Liquidity Ratios (3)

Current Ratio:1.02x
Quick Ratio:0.25x
Cash Ratio:0.05x

Leverage Analysis (3)

Debt To Equity Ttm:1.25x
Debt-to-Equity Ratio:1.25x
Debt To Ebitda:3.58x

Coverage Ratios (1)

Times Interest Earned:-999.00

Capital Structure (4)

Working Capital:71,400,000.00
Cash And Cash Equivalents:164,500,000.00
Long Term Debt:$3.37B
Net Debt:$3.24B
DIVISION II: FINANCIAL STATEMENTS ANALYSIS
A. Income Statement Analysis

Revenue Components (2)

Revenue TTM: $22.15B
Linear Growth: 10.0%
📊 Click to view full GPI Revenue analysis & methodology →
Cost Of Revenue Ttm:$18.62B

Profitability Breakdown (2)

Gross profit TTM: $3.53B
Linear Growth: 6.7%
📊 Click to view full GPI Gross Profit analysis & methodology →
Operating income TTM: $692.80M
Linear Growth: -10.7%
📊 Click to view full GPI Operating Income analysis & methodology →

Bottom Line Performance (3)

Net income TTM: $290.10M
Linear Growth: -26.0%
📊 Click to view full GPI Net Income analysis & methodology →
Income Before Tax:$403.40M
Ebitda Ttm:950,000,000.00

Operating Expenses (5)

Operating Expenses:0.00
R And D Expense:0.00
Sga Expense:2,506,200,000.00
Income Tax Expense:$114.50M
Interest Expense:0.00

Expense Ratios (3)

R And D To Revenue Percentage:0.0%
Sga To Revenue Percentage:46.5%
Ebitda Margin:4.3%
B. Balance Sheet Analysis

Asset Composition (5)

Total Assets:$10.29B
Current Assets:$3.67B
Ppe Net:0.00
Goodwill:2,172,600,000.00
Intangible Assets:$0.00

Liability Structure (4)

Total Liabilities:7,334,300,000.00
Current Liabilities:3,601,500,000.00
Long Term Debt:$3.37B
Short Term Debt:$25.30M

Equity & Capital (3)

Equity:$2.95B
Retained Earnings:$4.64B
Common Stock:50,000,000.00

Working Capital Items (3)

Accounts Receivable:0.00
Inventory:2,759,600,000.00
Accounts Payable:685,600,000.00

Special Items (2)

Contract Liabilities:0.00
Stock Based Compensation:10,900,000.00
C. Cash Flow Analysis

Operating Activities (2)

Operating cash flow TTM: $628.20M
Linear Growth: 8.5%
Free cash flow TTM: $326.40M
Linear Growth: -22.3%
📊 Click to view full GPI Free Cash Flow analysis & methodology →

Investment Activities (2)

Investing Cash Flow:$181.80M
Capital Expenditures Ttm:301,800,000.00

Financing Activities (3)

Financing Cash Flow:-$264.40M
Dividends Paid Ttm:25,700,000.00
Stock Repurchase:72,400,000.00

Capital Transactions (3)

Common Stock Issuance:0.00
Long Term Debt Issuance:$0.00
Long Term Debt Repayments:$0.00

Non-Cash Items (1)

Depreciation Amortization Ttm:257,200,000.00
DIVISION III: OPERATIONAL METRICS
A. Per Share Analysis

Earnings Per Share (3)

EPS (Basic TTM):24.29
Eps diluted TTM: $24.24
Linear Growth: -21.4%
📊 Click to view full GPI EPS analysis & methodology →
Earnings Per Share Ttm:$24.55

Revenue & Cash Per Share (3)

Sales Per Share Ttm:1,874.97
Operating Cash Flow Per Share:$58.78
Fcf Per Share Ttm:27.62

Book Value & Capital (2)

Book Value Per Share:$249.85
Cash Per Share:13.92

Dividend Policy (1)

Dividend Payout Ratio:9.93x
B. Operational Efficiency

Asset Utilization (2)

Asset Turnover Ttm:2.16x
Working Capital Turnover Ttm:310.29x

Receivables Management (2)

Receivables Turnover Ttm:-999.00x
Days Sales Outstanding Ttm:-999.00

Inventory Management (2)

Inventory Turnover Ttm:6.75x
Days Inventory Outstanding Ttm:54.09

Payables & Cash Cycle (2)

Days Payable Outstanding:13.44
Cash Conversion Cycle:-958.35
C. Quality & Risk Metrics

Financial Quality Scores (2)

Financial Strength Score:20.00
Quality Score:70.00

Market Metrics (2)

Beta:0.00x
Volatility Category:unknown
DIVISION IV: INVESTMENT ANALYSIS
A. Value Investment Framework

Owner Earnings Analysis (3)

Owner earnings TTM: $429.60M
Linear Growth: -9.0%
📊 Click to view full GPI Owner Earnings analysis & methodology →
Owner Earnings Per Share:$36.36
Owner Earnings Yield:$13.77

Growth Assessment (1)

Owner Earnings Growth Rate:-$9.03

Damodaran Growth Analysis (4)

Reinvestment Rate:116.3%
Fundamental Growth Rate (g):10.0%
Market-Implied Growth Rate:0.4%
Brina Gap:
9.6%
☷ Click to view full GPI Brina Gap analysis →
MOD CONF

Intrinsic Value Models (1)

Intrinsic Value:
$3.33B
📊 Click to view full GPI DCF valuation →

Margin of Safety (1)

Margin Of Safety:
6.2%
📊 Click to view full GPI valuation analysis →

Return Scenarios (2)

Theoretical 5-Year Return:
-7.9%
📊 Click to view full GPI expected return analysis →
Forward Expected Return (Yield + Growth):
23.7%
📊 Click to view full GPI expected return analysis →

Investment Assessment (1)

Buffett Assessment:Fair value
B. Log-Linear Regression Growth Analysis

Growth Rates (Log-Linear Regression) (3)

Revenue Growth Rate (Linear):10.0%
Net Income Growth Rate (Linear):-26.0%
Operating Income Growth Rate (Linear):-10.7%

Cash Flow Growth Rates (2)

Free Cash Flow Growth Rate (Linear):-22.3%
Operating Cash Flow Growth Rate (Linear):8.5%

Other Growth Rates (3)

Gross Profit Growth Rate (Linear):6.7%
Book Value Growth Rate (Linear):10.1%
Owner Earnings Growth Rate:-$9.03
C. Company Profile & Context

Corporate Information (6)

Symbol:GPI
Company Name:Group 1 Automotive, Inc
Sector:Consumer Discretionary
Industry:Retail-Auto Dealers & Gasoline Stations
Exchange:NYSE
Country:United States

Market Classification (3)

Market Cap Category:N/A
Price Category:premium
Volume Category:N/A

Share Structure (3)

Shares Outstanding:11.82M
Shares Outstanding Basic:11.82M
Shares Outstanding Diluted:11.84M

Data Processing Info (3)

Processing Version:v3.0
Last Updated:2026-08-30 13:19:48 UTC
Data Timestamp:2026-08-30T13:19:48.100948
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