WallStSmart

Interactive Brokers Group Inc (IBKR)vsWest Pharmaceutical Services Inc (WST)

VS

Smart Verdict

WallStSmart Research — data-driven comparison

Interactive Brokers Group Inc generates 102% more annual revenue ($6.21B vs $3.07B). WST leads profitability with a 16.1% profit margin vs 15.9%. IBKR appears more attractively valued with a PEG of 2.32. IBKR earns a higher WallStSmart Score of 66/100 (B-).

IBKR

Strong Buy

66

out of 100

Grade: B-

Growth: 9.3Profit: 7.5Value: 9.3Quality: 5.3
Piotroski: 2/9

WST

Buy

55

out of 100

Grade: C-

Growth: 4.7Profit: 8.0Value: 4.7Quality: 7.3
Piotroski: 5/9Altman Z: 4.91
IV

Intrinsic Value Comparison

Multi-model valuation · Graham Formula

IBKRUndervalued (+26.5%)

Margin of Safety

+26.5%

Fair Value

$103.90

Current Price

$68.68

$35.22 discount

UndervaluedFair: $103.90Overvalued
WSTSignificantly Overvalued (-256.8%)

Margin of Safety

-256.8%

Fair Value

$68.99

Current Price

$247.02

$178.03 premium

UndervaluedFair: $68.99Overvalued

Key Strengths & Concerns

Side-by-side fundamental analysis

Key Strengths

IBKR6 strengths · Avg: 9.0/10
Operating MarginProfitability
78.8%10/10

Strong operational efficiency at 78.8%

Debt/EquityHealth
0.0010/10

Conservative balance sheet, low leverage

Market CapQuality
$115.34B9/10

Large-cap with strong market position

Return on EquityProfitability
23.5%9/10

Every $100 of equity generates 24 in profit

Revenue GrowthGrowth
15.2%8/10

15.2% revenue growth

EPS GrowthGrowth
30.3%8/10

Earnings expanding 30.3% YoY

WST2 strengths · Avg: 9.0/10
Altman Z-ScoreHealth
4.9110/10

Safe zone — low bankruptcy risk

Operating MarginProfitability
21.6%8/10

Strong operational efficiency at 21.6%

Areas to Watch

IBKR3 concerns · Avg: 3.7/10
PEG RatioValuation
2.324/10

Expensive relative to growth rate

P/E RatioValuation
30.6x4/10

Premium valuation, high expectations priced in

Piotroski F-ScoreQuality
2/93/10

Weak financial health signals

WST3 concerns · Avg: 3.3/10
P/E RatioValuation
36.1x4/10

Premium valuation, high expectations priced in

EPS GrowthGrowth
2.1%4/10

2.1% earnings growth

PEG RatioValuation
2.892/10

Expensive relative to growth rate

Comparative Analysis Report

WallStSmart Research

Bull Case : IBKR

The strongest argument for IBKR centers on Operating Margin, Debt/Equity, Market Cap. Profitability is solid with margins at 15.9% and operating margin at 78.8%. Revenue growth of 15.2% demonstrates continued momentum.

Bull Case : WST

The strongest argument for WST centers on Altman Z-Score, Operating Margin. Profitability is solid with margins at 16.1% and operating margin at 21.6%.

Bear Case : IBKR

The primary concerns for IBKR are PEG Ratio, P/E Ratio, Piotroski F-Score.

Bear Case : WST

The primary concerns for WST are P/E Ratio, EPS Growth, PEG Ratio.

Key Dynamics to Monitor

IBKR profiles as a growth stock while WST is a mature play — different risk/reward profiles.

IBKR carries more volatility with a beta of 1.25 — expect wider price swings.

IBKR is growing revenue faster at 15.2% — sustainability is the question.

IBKR generates stronger free cash flow (1.6B), providing more financial flexibility.

Bottom Line

IBKR scores higher overall (66/100 vs 55/100), backed by strong 15.9% margins and 15.2% 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.

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.

West Pharmaceutical Services Inc

HEALTHCARE · MEDICAL INSTRUMENTS & SUPPLIES · USA

West Pharmaceutical Services, Inc. is a designer and manufacturer of injectable pharmaceutical packaging and delivery systems. The company is headquartered in Exton, Pennsylvania.

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