IRM vs LAMR
As of Sep 20, 2026, Iron Mountain (IRM) scores 3.6/10 and Lamar Advertising (LAMR) 7.5/10 on AlphaStocks' five-model composite, so LAMR scores higher. IRM trades 99% above its model fair value; LAMR trades 52% above its model fair value.
IRM
IRON MOUNTAIN INC
3.6
Weak
$114.30
LAMR
LAMAR ADVERTISING CO/NEW
7.5
Strong Buy
$146.84
IRM vs LAMR: Which is the Better Investment?
IRON MOUNTAIN INC (IRM) scores 3.6/10 while LAMAR ADVERTISING CO/NEW (LAMR) scores 7.5/10 on AlphaStocks' composite model. LAMAR ADVERTISING CO/NEW has the higher composite rating of Strong Buy. On a P/E basis, LAMAR ADVERTISING CO/NEW trades at 19.8x, making it the more attractively priced of the two.
This comparison is algorithmically generated and is not financial advice.
| Metric | IRM | LAMR |
|---|---|---|
| Scores & Fundamentals | ||
| Composite Score | 3.6/10 | 7.5/10▲ |
| Rating | Weak | Strong Buy▲ |
| Price | $114.30 | $146.84 |
| P/E Ratio | 235.4 | 19.8▲ |
| ROE | -15.5% | 22.1%▲ |
| Market Cap | $34B | $15B |
| Fair Value | $57.34 | $96.55 |
| Dividend Yield | 2.5% | 4.2%▲ |
| Sector Rank | #86 of 104 | #3 of 104▲ |
| Model Verdicts | ||
| Piotroski | Caution | Attractive▲ |
| Buffett | Caution | Strong▲ |
| Graham | Neutral | Attractive▲ |
| Lynch | Caution | Attractive▲ |
| Greenblatt | Caution | Neutral▲ |
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IRM vs LAMR: Which Stock Scores Higher?
IRON MOUNTAIN INC (IRM) and LAMAR ADVERTISING CO/NEW (LAMR) are both in the Real Estate sector. LAMR currently leads with a composite score of 7.5/10 (Strong Buy) compared to IRM's 3.6/10 (Weak).
The AlphaStocks composite score evaluates each stock across four dimensions: Quality (business strength measured by Piotroski F-Score and Buffett quality criteria), Value (discount to intrinsic worth using Graham, Lynch, and Greenblatt models), Momentum (6-month price trend), and Timing (a confirmation signal that requires both value and momentum to align). A higher composite score indicates stronger overall fundamentals combined with favorable market conditions.
This comparison uses the same scoring framework for both companies, ensuring an apples-to-apples evaluation. Scores are recalculated daily after market close using data from SEC filings and market prices. Read the full methodology to understand how each model contributes to the composite score.
Scores are algorithm-generated research tools, not investment recommendations. Past performance does not guarantee future results. Always do your own due diligence. Full disclaimer