Arm Holdings plc American Depositary Shares (ARM)vsT-Mobile US Inc (TMUS)
ARM
Arm Holdings plc American Depositary Shares
$157.07
+16.38%
TECHNOLOGY · Cap: $143.33B
TMUS
T-Mobile US Inc
$211.36
+0.05%
COMMUNICATION SERVICES · Cap: $236.30B
Smart Verdict
WallStSmart Research — data-driven comparison
T-Mobile US Inc generates 1791% more annual revenue ($88.31B vs $4.67B). ARM leads profitability with a 17.2% profit margin vs 12.4%. TMUS appears more attractively valued with a PEG of 0.80. TMUS earns a higher WallStSmart Score of 60/100 (C).
ARM
Buy52
out of 100
Grade: C-
TMUS
Buy60
out of 100
Grade: C
Intrinsic Value Comparison
Multi-model valuation · Graham Formula
Margin of Safety
-2323.2%
Fair Value
$5.17
Current Price
$157.07
$151.90 premium
Margin of Safety
-235.8%
Fair Value
$66.10
Current Price
$211.36
$145.26 premium
Key Strengths & Concerns
Side-by-side fundamental analysis
Key Strengths
Safe zone — low bankruptcy risk
Large-cap with strong market position
Revenue surging 26.3% year-over-year
Mega-cap, among the largest globally
Growing faster than its price suggests
Generating 4.2B in free cash flow
Areas to Watch
Expensive relative to growth rate
Premium valuation, high expectations priced in
Trading at 21.4x book value
Earnings declined 12.3%
Elevated debt levels
Earnings declined 26.6%
Distress zone — elevated risk
Comparative Analysis Report
WallStSmart ResearchBull Case : ARM
The strongest argument for ARM centers on Altman Z-Score, Market Cap, Revenue Growth. Profitability is solid with margins at 17.2% and operating margin at 15.4%. Revenue growth of 26.3% demonstrates continued momentum.
Bull Case : TMUS
The strongest argument for TMUS centers on Market Cap, PEG Ratio, Free Cash Flow. Revenue growth of 11.3% demonstrates continued momentum. PEG of 0.80 suggests the stock is reasonably priced for its growth.
Bear Case : ARM
The primary concerns for ARM are PEG Ratio, P/E Ratio, Price/Book. A P/E of 177.6x leaves little room for execution misses.
Bear Case : TMUS
The primary concerns for TMUS are Debt/Equity, EPS Growth, Altman Z-Score. Debt-to-equity of 1.99 is elevated, increasing financial risk.
Key Dynamics to Monitor
ARM profiles as a growth stock while TMUS is a value play — different risk/reward profiles.
ARM carries more volatility with a beta of 4.13 — expect wider price swings.
ARM is growing revenue faster at 26.3% — sustainability is the question.
TMUS generates stronger free cash flow (4.2B), providing more financial flexibility.
Bottom Line
TMUS scores higher overall (60/100 vs 52/100) and 11.3% revenue growth. Both earn "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.
Arm Holdings plc American Depositary Shares
TECHNOLOGY · SEMICONDUCTORS · USA
Arm Holdings plc architects, develops, and licenses central processing unit products and related technologies for semiconductor companies and original equipment manufacturers rely on to develop products.
T-Mobile US Inc
COMMUNICATION SERVICES · TELECOM SERVICES · USA
T-Mobile US, Inc., doing business under the global brand name T-Mobile, is an American wireless network operator. Its headquarters are located in Bellevue, Washington, in the Seattle metropolitan area and Overland Park, Kansas, in the Kansas City metropolitan area.
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