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Stock Comparison

SELF vs AMT

Revenue, margins, valuation, and 5-year total return — side by side.

Live fundamentals10-year financials5-year price chart
SELF
Global Self Storage, Inc.

REIT - Industrial

Real EstateNASDAQ • US
Market Cap$61M
5Y Perf.+30.0%
AMT
American Tower Corporation

REIT - Specialty

Real EstateNYSE • US
Market Cap$83.69B
5Y Perf.-30.4%

SELF vs AMT — Key Financials

Market cap, revenue, margins, and valuation side-by-side.

Company Snapshot
SELF logoSELF
AMT logoAMT
IndustryREIT - IndustrialREIT - Specialty
Market Cap$61M$83.69B
Revenue (TTM)$13M$10.82B
Net Income (TTM)$2M$2.88B
Gross Margin55.2%73.4%
Operating Margin21.6%44.2%
Forward P/E30.1x27.4x
Total Debt$16M$44.96B
Cash & Equiv.$7M$1.47B

SELF vs AMTLong-Term Stock Performance

Price return indexed to 100 at period start. Dividends excluded.

SELF
AMT
StockMay 20May 26Return
Global Self Storage… (SELF)100130.0+30.0%
American Tower Corp… (AMT)10069.6-30.4%

Price return only. Dividends and distributions are not included.

Quick Verdict: SELF vs AMT

Each card shows where this stock fits in a portfolio — not just who wins on paper.

Bottom line: SELF leads in 4 of 7 categories, making it the strongest pick for valuation and capital efficiency and capital preservation and lower volatility. American Tower Corporation is the stronger pick specifically for growth and revenue expansion and profitability and margin quality. As sector peers, any of these can serve as alternatives in the same allocation.
SELF
Global Self Storage, Inc.
The Real Estate Income Play

SELF carries the broadest edge in this set and is the clearest fit for income & stability and sleep-well-at-night.

  • Dividend streak 4 yrs, beta 0.20, yield 5.4%
  • Lower volatility, beta 0.20, Low D/E 34.0%, current ratio 11.42x
  • PEG 0.69 vs AMT's 3.76
Best for: income & stability and sleep-well-at-night
AMT
American Tower Corporation
The Real Estate Income Play

AMT is the clearest fit if your priority is growth exposure and long-term compounding.

  • Rev growth 5.1%, EPS growth 11.8%, 3Y rev CAGR 3.3%
  • 113.8% 10Y total return vs SELF's 69.9%
  • 5.1% FFO/revenue growth vs SELF's 1.4%
Best for: growth exposure and long-term compounding
See the full category breakdown
CategoryWinnerWhy
GrowthAMT logoAMT5.1% FFO/revenue growth vs SELF's 1.4%
ValueSELF logoSELFPEG 0.69 vs 3.76
Quality / MarginsAMT logoAMT26.6% margin vs SELF's 16.0%
Stability / SafetySELF logoSELFLower D/E ratio (34.0% vs 434.2%)
DividendsSELF logoSELF5.4% yield, 4-year raise streak, vs AMT's 3.7%
Momentum (1Y)SELF logoSELF+7.8% vs AMT's -15.0%
Efficiency (ROA)AMT logoAMT4.5% ROA vs SELF's 3.1%, ROIC 6.9% vs 3.5%

SELF vs AMT — Revenue Breakdown by Segment

How each company's revenue is distributed across its business units

SELFGlobal Self Storage, Inc.
FY 2025
Real Estate, Other
85.5%$434,804
Management Fees And Other Income
14.5%$73,743
AMTAmerican Tower Corporation
FY 2025
Property
96.8%$10.3B
Services Revenue
3.2%$340M

SELF vs AMT — Financial Metrics

Side-by-side numbers across 2 stocks — who leads on profitability, valuation, growth, and risk.

BEST OVERALLSELFLAGGINGAMT

Income & Cash Flow (Last 12 Months)

AMT leads this category, winning 5 of 5 comparable metrics.

AMT is the larger business by revenue, generating $10.8B annually — 851.6x SELF's $13M. AMT is the more profitable business, keeping 26.6% of every revenue dollar as net income compared to SELF's 16.0%. On growth, AMT holds the edge at +6.8% YoY revenue growth, suggesting stronger near-term business momentum.

MetricSELF logoSELFGlobal Self Stora…AMT logoAMTAmerican Tower Co…
RevenueTrailing 12 months$13M$10.8B
EBITDAEarnings before interest/tax$4M$6.9B
Net IncomeAfter-tax profit$2M$2.9B
Free Cash FlowCash after capex$4M$3.8B
Gross MarginGross profit ÷ Revenue+55.2%+73.4%
Operating MarginEBIT ÷ Revenue+21.6%+44.2%
Net MarginNet income ÷ Revenue+16.0%+26.6%
FCF MarginFCF ÷ Revenue+34.0%+34.9%
Rev. Growth (YoY)Latest quarter vs prior year-0.9%+6.8%
EPS Growth (YoY)Latest quarter vs prior year+76.9%
AMT leads this category, winning 5 of 5 comparable metrics.

Valuation Metrics

SELF leads this category, winning 6 of 6 comparable metrics.

At 30.1x trailing earnings, SELF trades at a 10% valuation discount to AMT's 33.3x P/E. Adjusting for growth (PEG ratio), SELF offers better value at 0.69x vs AMT's 4.57x — a lower PEG means you pay less per unit of expected earnings growth.

MetricSELF logoSELFGlobal Self Stora…AMT logoAMTAmerican Tower Co…
Market CapShares × price$61M$83.7B
Enterprise ValueMkt cap + debt − cash$70M$127.2B
Trailing P/EPrice ÷ TTM EPS30.06x33.33x
Forward P/EPrice ÷ next-FY EPS est.27.41x
PEG RatioP/E ÷ EPS growth rate0.69x4.57x
EV / EBITDAEnterprise value multiple16.47x18.32x
Price / SalesMarket cap ÷ Revenue4.83x7.86x
Price / BookPrice ÷ Book value/share1.30x8.14x
Price / FCFMarket cap ÷ FCF14.80x22.12x
SELF leads this category, winning 6 of 6 comparable metrics.

Profitability & Efficiency

AMT leads this category, winning 6 of 9 comparable metrics.

AMT delivers a 27.4% return on equity — every $100 of shareholder capital generates $27 in annual profit, vs $4 for SELF. SELF carries lower financial leverage with a 0.34x debt-to-equity ratio, signaling a more conservative balance sheet compared to AMT's 4.34x. On the Piotroski fundamental quality scale (0–9), AMT scores 7/9 vs SELF's 6/9, reflecting strong financial health.

MetricSELF logoSELFGlobal Self Stora…AMT logoAMTAmerican Tower Co…
ROE (TTM)Return on equity+4.3%+27.4%
ROA (TTM)Return on assets+3.1%+4.5%
ROICReturn on invested capital+3.5%+6.9%
ROCEReturn on capital employed+4.1%+8.6%
Piotroski ScoreFundamental quality 0–967
Debt / EquityFinancial leverage0.34x4.34x
Net DebtTotal debt minus cash$8M$43.5B
Cash & Equiv.Liquid assets$7M$1.5B
Total DebtShort + long-term debt$16M$45.0B
Interest CoverageEBIT ÷ Interest expense3.39x3.99x
AMT leads this category, winning 6 of 9 comparable metrics.

Total Returns (Dividends Reinvested)

SELF leads this category, winning 5 of 6 comparable metrics.

A $10,000 investment in SELF five years ago would be worth $13,755 today (with dividends reinvested), compared to $8,525 for AMT. Over the past 12 months, SELF leads with a +7.8% total return vs AMT's -15.0%. The 3-year compound annual growth rate (CAGR) favors SELF at 7.7% vs AMT's 1.1% — a key indicator of consistent wealth creation.

MetricSELF logoSELFGlobal Self Stora…AMT logoAMTAmerican Tower Co…
YTD ReturnYear-to-date+7.5%+3.8%
1-Year ReturnPast 12 months+7.8%-15.0%
3-Year ReturnCumulative with dividends+24.9%+3.3%
5-Year ReturnCumulative with dividends+37.6%-14.7%
10-Year ReturnCumulative with dividends+69.9%+113.8%
CAGR (3Y)Annualised 3-year return+7.7%+1.1%
SELF leads this category, winning 5 of 6 comparable metrics.

Risk & Volatility

Evenly matched — SELF and AMT each lead in 1 of 2 comparable metrics.

AMT is the less volatile stock with a -0.04 beta — it tends to amplify market swings less than SELF's 0.20 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. SELF currently trades 91.9% from its 52-week high vs AMT's 76.7% drawdown — a narrower gap to the peak suggests stronger recent price momentum.

MetricSELF logoSELFGlobal Self Stora…AMT logoAMTAmerican Tower Co…
Beta (5Y)Sensitivity to S&P 5000.20x-0.04x
52-Week HighHighest price in past year$5.89$234.33
52-Week LowLowest price in past year$4.73$165.08
% of 52W HighCurrent price vs 52-week peak+91.9%+76.7%
RSI (14)Momentum oscillator 0–10060.452.4
Avg Volume (50D)Average daily shares traded29K2.8M
Evenly matched — SELF and AMT each lead in 1 of 2 comparable metrics.

Analyst Outlook

Evenly matched — SELF and AMT each lead in 1 of 2 comparable metrics.

For income investors, SELF offers the higher dividend yield at 5.40% vs AMT's 3.75%.

MetricSELF logoSELFGlobal Self Stora…AMT logoAMTAmerican Tower Co…
Analyst RatingConsensus buy/hold/sellBuy
Price TargetConsensus 12-month target$216.33
# AnalystsCovering analysts49
Dividend YieldAnnual dividend ÷ price+5.4%+3.7%
Dividend StreakConsecutive years of raises411
Dividend / ShareAnnual DPS$0.29$6.73
Buyback YieldShare repurchases ÷ mkt cap0.0%+0.4%
Evenly matched — SELF and AMT each lead in 1 of 2 comparable metrics.
Key Takeaway

AMT leads in 2 of 6 categories (Income & Cash Flow, Profitability & Efficiency). SELF leads in 2 (Valuation Metrics, Total Returns). 2 tied.

Best OverallGlobal Self Storage, Inc. (SELF)Leads 2 of 6 categories
Loading custom metrics...

SELF vs AMT: Frequently Asked Questions

9 questions · data-driven answers · updated daily

01

Is SELF or AMT a better buy right now?

For growth investors, American Tower Corporation (AMT) is the stronger pick with 5.

1% revenue growth year-over-year, versus 1. 4% for Global Self Storage, Inc. (SELF). Global Self Storage, Inc. (SELF) offers the better valuation at 30. 1x trailing P/E, making it the more compelling value choice. Analysts rate American Tower Corporation (AMT) a "Buy" — based on 49 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

02

Which has the better valuation — SELF or AMT?

On trailing P/E, Global Self Storage, Inc.

(SELF) is the cheapest at 30. 1x versus American Tower Corporation at 33. 3x.

03

Which is the better long-term investment — SELF or AMT?

Over the past 5 years, Global Self Storage, Inc.

(SELF) delivered a total return of +37. 6%, compared to -14. 7% for American Tower Corporation (AMT). Over 10 years, the gap is even starker: AMT returned +113. 8% versus SELF's +69. 9%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

04

Which is safer — SELF or AMT?

By beta (market sensitivity over 5 years), American Tower Corporation (AMT) is the lower-risk stock at -0.

04β versus Global Self Storage, Inc. 's 0. 20β — meaning SELF is approximately -627% more volatile than AMT relative to the S&P 500. On balance sheet safety, Global Self Storage, Inc. (SELF) carries a lower debt/equity ratio of 34% versus 4% for American Tower Corporation — giving it more financial flexibility in a downturn.

05

Which is growing faster — SELF or AMT?

By revenue growth (latest reported year), American Tower Corporation (AMT) is pulling ahead at 5.

1% versus 1. 4% for Global Self Storage, Inc. (SELF). On earnings-per-share growth, the picture is similar: American Tower Corporation grew EPS 11. 8% year-over-year, compared to -5. 3% for Global Self Storage, Inc.. Over a 3-year CAGR, AMT leads at 3. 3% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

06

Which has better profit margins — SELF or AMT?

American Tower Corporation (AMT) is the more profitable company, earning 23.

8% net margin versus 16. 0% for Global Self Storage, Inc. — meaning it keeps 23. 8% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: AMT leads at 45. 8% versus 20. 5% for SELF. At the gross margin level — before operating expenses — AMT leads at 73. 7%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

07

Which pays a better dividend — SELF or AMT?

All stocks in this comparison pay dividends.

Global Self Storage, Inc. (SELF) offers the highest yield at 5. 4%, versus 3. 7% for American Tower Corporation (AMT).

08

Is SELF or AMT better for a retirement portfolio?

For long-horizon retirement investors, American Tower Corporation (AMT) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -0.

04), 3. 7% yield, +113. 8% 10Y return). Both have compounded well over 10 years (AMT: +113. 8%, SELF: +69. 9%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

09

What are the main differences between SELF and AMT?

Both stocks operate in the Real Estate sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.

Find Stocks Like These

Explore pre-built screens for each stock's profile, or build a custom screen to find stocks that outperform both.

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SELF

Income & Dividend Stock

  • Sector: Real Estate
  • Market Cap > $100B
  • Net Margin > 9%
  • Dividend Yield > 2.1%
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AMT

Dividend Mega-Cap Quality

  • Sector: Real Estate
  • Market Cap > $100B
  • Revenue Growth > 5%
  • Net Margin > 15%
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Beat Both

Find stocks that outperform SELF and AMT on the metrics below

Revenue Growth>
%
(SELF: -0.9% · AMT: 6.8%)
Net Margin>
%
(SELF: 16.0% · AMT: 26.6%)
P/E Ratio<
x
(SELF: 30.1x · AMT: 33.3x)

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