Interactive Brokers Group Inc (IBKR)vsIREN Ltd (IREN)
IBKR
Interactive Brokers Group Inc
$81.77
-2.12%
FINANCIAL SERVICES · Cap: $140.89B
IREN
IREN Ltd
$26.25
-8.98%
FINANCIAL SERVICES · Cap: $10.64B
Smart Verdict
WallStSmart Research — data-driven comparison
Interactive Brokers Group Inc generates 898% more annual revenue ($7.06B vs $707.01M). IBKR leads profitability with a 16.7% profit margin vs -99.4%. IBKR appears more attractively valued with a PEG of 1.48. IBKR earns a higher WallStSmart Score of 66/100 (B-).
IBKR
Strong Buy66
out of 100
Grade: B-
IREN
Avoid32
out of 100
Grade: F
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Strong operational efficiency at 77.7%
Conservative balance sheet, low leverage
Large-cap with strong market position
Generating 6.2B in free cash flow
Reasonable price relative to book value
Earnings expanding 42.9% YoY
Areas to Watch
Premium valuation, high expectations priced in
Weak financial health signals
Distress zone — elevated risk
Elevated debt levels
Weak financial health signals
Expensive relative to growth rate
ROE of -16.8% — below average capital efficiency
Comparative Analysis Report
WallStSmart ResearchBull Case : IBKR
The strongest argument for IBKR centers on Operating Margin, Debt/Equity, Market Cap. Profitability is solid with margins at 16.7% and operating margin at 77.7%. Revenue growth of 13.5% demonstrates continued momentum.
Bull Case : IREN
The strongest argument for IREN centers on Price/Book, EPS Growth.
Bear Case : IBKR
The primary concerns for IBKR are P/E Ratio, Piotroski F-Score, Altman Z-Score.
Bear Case : IREN
The primary concerns for IREN are Debt/Equity, Piotroski F-Score, PEG Ratio. Debt-to-equity of 1.87 is elevated, increasing financial risk.
Key Dynamics to Monitor
IBKR profiles as a mature stock while IREN is a turnaround play — different risk/reward profiles.
IREN carries more volatility with a beta of 4.27 — expect wider price swings.
IBKR is growing revenue faster at 13.5% — sustainability is the question.
IBKR generates stronger free cash flow (6.2B), providing more financial flexibility.
Bottom Line
IBKR scores higher overall (66/100 vs 32/100), backed by strong 16.7% margins and 13.5% revenue growth. Both earn "Strong Buy" and "Avoid" ratings respectively — the choice depends on your investment horizon and risk tolerance.
This analysis is generated from publicly available financial data. Not financial advice.
Interactive Brokers Group Inc
FINANCIAL SERVICES · CAPITAL MARKETS · USA
Interactive Brokers Group, Inc. is a global automated electronic broker. The company is headquartered in Greenwich, Connecticut.
IREN Ltd
FINANCIAL SERVICES · CAPITAL MARKETS · USA
IREN Limited (Ticker: IREN) is a vertically integrated data-center and digital infrastructure company traded on the Nasdaq. Headquartered in Sydney, Australia, it develops, owns and operates large-scale, renewable-powered data centers across North America that support Bitcoin mining, AI cloud services, and high-performance computing workloads. Originally known as Iris Energy Limited before rebranding in 2024, IREN combines its energy infrastructure and computing platforms to generate revenue from cryptocurrency mining and increasingly from GPU-powered AI cloud offerings. The company has secured significant power capacity and major customer contracts as it pivots toward AI data-center growth while maintaining its legacy mining business.
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