Diamondback Energy Inc (FANG)vsRing Energy Inc (REI)
FANG
Diamondback Energy Inc
$204.97
-0.20%
ENERGY · Cap: $57.40B
REI
Ring Energy Inc
$1.53
-1.29%
ENERGY · Cap: $390.81M
Smart Verdict
WallStSmart Research — data-driven comparison
Diamondback Energy Inc generates 5169% more annual revenue ($16.25B vs $308.34M). FANG leads profitability with a 9.0% profit margin vs -71.4%. REI appears more attractively valued with a PEG of 1.82. FANG earns a higher WallStSmart Score of 69/100 (B-).
FANG
Strong Buy69
out of 100
Grade: B-
REI
Buy65
out of 100
Grade: C+
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
+47.0%
Fair Value
$318.64
Current Price
$204.97
$113.67 discount
Intrinsic value data unavailable for REI.
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Strong operational efficiency at 48.5%
Revenue surging 52.5% year-over-year
Earnings expanding 179.5% YoY
Large-cap with strong market position
Reasonable price relative to book value
Generating 2.6B in free cash flow
Reasonable price relative to book value
Strong operational efficiency at 74.3%
Earnings expanding 170.2% YoY
Revenue surging 26.5% year-over-year
Areas to Watch
Premium valuation, high expectations priced in
ROE of 4.2% — below average capital efficiency
Weak financial health signals
Expensive relative to growth rate
Expensive relative to growth rate
Smaller company, higher risk/reward
Weak financial health signals
ROE of -42.5% — below average capital efficiency
Comparative Analysis Report
WallStSmart ResearchBull Case : FANG
The strongest argument for FANG centers on Operating Margin, Revenue Growth, EPS Growth. Revenue growth of 52.5% demonstrates continued momentum.
Bull Case : REI
The strongest argument for REI centers on Price/Book, Operating Margin, EPS Growth. Revenue growth of 26.5% demonstrates continued momentum.
Bear Case : FANG
The primary concerns for FANG are P/E Ratio, Return on Equity, Piotroski F-Score.
Bear Case : REI
The primary concerns for REI are PEG Ratio, Market Cap, Piotroski F-Score.
Key Dynamics to Monitor
FANG profiles as a hypergrowth stock while REI is a growth play — different risk/reward profiles.
REI carries more volatility with a beta of 0.82 — expect wider price swings.
FANG is growing revenue faster at 52.5% — sustainability is the question.
FANG generates stronger free cash flow (2.6B), providing more financial flexibility.
Bottom Line
FANG scores higher overall (69/100 vs 65/100) and 52.5% revenue growth. Both earn "Strong Buy" and "Buy" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Diamondback Energy Inc
ENERGY · OIL & GAS E&P · USA
Diamondback Energy is a company engaged in hydrocarbon exploration and headquartered in Midland, Texas.
Ring Energy Inc
ENERGY · OIL & GAS E&P · USA
Ring Energy, Inc., an exploration and production company, is engaged in the acquisition, exploration, development and production of oil and natural gas in Texas and New Mexico. The company is headquartered in Midland, Texas.
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