Lamar Advertising [LAMR] vs Iron Mountain [IRM] Detailed Stock Comparison

Lamar Advertising Company

NASDAQ
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Iron Mountain Inc.

NYSE
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TLDR: Quick Comparison Summary

Based on 21 vital metrics comparison: Lamar Advertising Company wins in 13 metrics, Iron Mountain Inc. wins in 7 metrics, with 1 ties. Lamar Advertising Company appears stronger overall.

View Metrics Details

Vital Metrics Comparison

Metric Lamar Advertising Company Iron Mountain Inc. Better
P/E Ratio (TTM) 23.09 236.98 Lamar Advertising Company
Price-to-Book Ratio 13.35 -53.30 Lamar Advertising Company
Debt-to-Equity Ratio 479.98 -29.65 Lamar Advertising Company
PEG Ratio 0.00 -16.59 Tie
EV/EBITDA 17.93 23.04 Lamar Advertising Company
Profit Margin (TTM) 25.91% 2.10% Lamar Advertising Company
Operating Margin (TTM) 32.93% 21.96% Lamar Advertising Company
EBITDA Margin (TTM) 32.93% 21.96% Lamar Advertising Company
Return on Equity 57.22% -22.42% Lamar Advertising Company
Return on Assets (TTM) 6.46% 4.41% Lamar Advertising Company
Free Cash Flow (TTM) $683.25M $-1.01B Lamar Advertising Company
Dividend Yield 5.79% 3.14% Lamar Advertising Company
1-Year Return 26.48% 29.93% Iron Mountain Inc.
Price-to-Sales Ratio (TTM) 5.96 5.01 Iron Mountain Inc.
Enterprise Value $18.37B $53.65B Iron Mountain Inc.
EV/Revenue Ratio 8.10 7.77 Iron Mountain Inc.
Gross Profit Margin (TTM) 67.72% 55.38% Lamar Advertising Company
Revenue per Share (TTM) $22 $23 Iron Mountain Inc.
Earnings per Share (Diluted) $5.77 $0.49 Lamar Advertising Company
Beta (Stock Volatility) 1.23 1.15 Iron Mountain Inc.
Short % of Float 10.90% 3.74% Iron Mountain Inc.

Lamar Advertising Company vs Iron Mountain Inc. Stock Performance Analysis

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LAMR
IRM

Performance Comparison

Short-term Returns

Stock1D1W1M3M6MYTD
Lamar Advertising Company-0.57%-2.39%7.82%8.09%14.10%21.21%
Iron Mountain Inc.-0.35%0.04%0.18%16.42%55.19%54.31%

Long-term Returns

Stock1Y3Y5Y10Y15Y20Y
Lamar Advertising Company26.48%62.83%47.88%135.75%438.35%172.69%
Iron Mountain Inc.29.93%132.21%180.82%249.36%324.95%466.48%

Performance & Financial Health Analysis: Lamar Advertising Company vs Iron Mountain Inc.

MetricLAMRIRM
Market Information
Market Cap i$13.52B$34.54B
Market Cap CategoryLarge capLarge cap
10 Day Avg. Volume i439,4051,373,563
90 Day Avg. Volume i551,7221,413,104
Last Close$149.62$128.01
52 Week Range$113.66 - $158.69$77.77 - $134.09
% from 52W High-5.72%-4.54%
All-Time High$158.69 (May 08, 2026)$134.09 (May 06, 2026)
% from All-Time High-5.72%-4.53%
Growth Metrics
Quarterly Revenue Growth0.02%0.17%
Quarterly Earnings Growth0.03%-0.14%
Financial Health
Profit Margin (TTM) i0.26%0.02%
Operating Margin (TTM) i0.33%0.22%
Return on Equity (TTM) i0.57%-0.22%
Debt to Equity (MRQ) i479.98-29.65
Cash & Liquidity
Book Value per Share (MRQ)$9.98$-3.32
Cash per Share (MRQ)$0.64$0.54
Operating Cash Flow (TTM) i$864.05M$1.34B
Levered Free Cash Flow (TTM) i$537.70M$-1,168,041,728
Dividends
Last 12-Month Dividend Yield i5.79%3.14%
Last 12-Month Dividend i$8.05$3.30

Valuation & Enterprise Metrics Analysis: Lamar Advertising Company vs Iron Mountain Inc.

MetricLAMR (Apr 24, 2026)IRM (Apr 24, 2026)
Price Ratios
P/E Ratio (TTM) i23.09236.98
Forward P/E i21.9045.34
PEG Ratio i0.00-16.59
Price to Sales (TTM) i5.965.01
Price to Book (MRQ) i13.35-53.30
Market Capitalization
Market Capitalization i$13.52B$34.54B
Enterprise Value i$18.37B$53.65B
Enterprise Value Metrics
Enterprise to Revenue i8.107.77
Enterprise to EBITDA i17.9323.04
Risk & Other Metrics
Beta i1.231.15
Book Value per Share (MRQ) i$9.98$-3.32

Financial Statements Comparison: Lamar Advertising Company vs Iron Mountain Inc.

Financial Metrics

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Revenue

Operating Margin

Profit Margin

Long Term Debt

Income Flow Analysis

Financial Statements Comparison

Income Statement

MetricLAMR (2025)IRM (2025)
Revenue/Sales i2.27B6.90B
Cost of Goods Sold i746.86M3.08B
COGS % of Revenue i33.0%44.6%
Gross Profit i1.52B3.82B
Gross Margin i67.0%55.4%
Research & Development iN/AN/A
Operating Income (EBIT) i698.12M1.40B
Operating Margin i30.8%20.3%
EBITDA i1.03B2.47B
EBITDA Margin i45.3%35.9%
Pre-Tax Income i614.40M211.19M
Pre-Tax Income % of Revenue i27.1%3.1%
Income Tax i21.33M58.93M
Income Tax % of Revenue i0.9%0.9%
Net Income (Profit) i593.07M152.25M
Profit Margin i26.2%2.2%

Balance Sheet & Liquidity Metrics

MetricLAMR (2025)IRM (2025)
Cash & Equivalents i64.81M158.54M
Total Current Assets i459.72M1.93B
Total Current Assets % of Revenue i20.3%28.0%
Total Current Liabilities i794.04M2.62B
Total Current Liabilities % of Revenue i35.0%38.0%
Long-Term Debt i4.43B18.52B
Long-Term Debt % of Revenue i195.7%268.3%
Total Shareholders Equity i1.02B-644.91M
Retained Earnings i-1.11B-5.41B
Retained Earnings % of Revenue i-48.8%-78.3%
Property, Plant & Equipment i5.31B4.52B

Cash Flow Statement Comparison

MetricLAMR (2025)IRM (2025)
Operating Cash Flow i923.68M1.27B
Operating Cash Flow % of Revenue i40.8%18.4%
Capital Expenditures iN/A13.64M
Free Cash Flow i683.25M-1.01B
FCF Margin i30.1%-14.6%
Debt Repayment i-1.33B-16.02B
Common Stock Repurchase i-157.92MN/A

Short Interest & Institutional Ownership Analysis

MetricLAMRIRM
Shares Short i4.46M8.19M
Short Ratio i7.495.59
Short % of Float i10.90%3.74%
Shares Outstanding i101.33M295.79M
Float Shares i84.95M292.96M
% Held by Insiders i2.20%0.91%
% Held by Institutions i99.44%87.95%
% Held by Public i-1.64%11.14%

Dividend Analysis & Yield Comparison: Lamar Advertising Company vs Iron Mountain Inc.

MetricLAMRIRM
Last 12-Month Dividend i$8.05$3.30
Last 12-Month Dividend Yield i5.79%3.14%
3-Year Avg Annual Dividend i$6.23$2.91
3-Year Avg Dividend Yield i1.26%0.86%
3-Year Total Dividends i$18.70$8.73
Ex-Dividend DateMar 16, 2026Mar 16, 2026