CoreSite Realty Corporation Stock Price and Value Analysis

Should you buy CoreSite Realty Corporation stock? (NYSE:COR). Let's see how it does in our automated value investing analysis system.

Key Facts

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Hold-time calculator

Estimate how long you need to hold CoreSite Realty Corporation to reach your target.

Target type
AdvantagesDisadvantages
  • This company is solid.
  • This company has a large dividend yield!
  • This company is making money at a modest rate.
  • This company has wild ups and downs.
  • This stock looks overpriced.

Inside the COR Numbers

COR Price
(CoreSite Realty Corporation stock price per share)
$169.87
[?] COR Fair Price
(based on intrinsic value)
$17.54
[?] COR Safety Price (based on a variable margin of safety) $11.40
[?] PE Ratio versus Sector 325% higher than other Real Estate stocks
[?] PE Ratio versus Industry 47% lower than other Unknown stocks
[?] Cash Yield 1.96%
[?] Free Cash Flow Jitter 59%
[?] Dividend Yield 4% (tax impact)
Shares Shorted 1,065,981

This stock has short interest! This means that people have shorted it.

Why does that matter? They've made a bet that price will decrease from where they bought it. Maybe there are financial problems, or maybe there's a value play.

As of the latest analysis, there are 1,065,981 shares shorted. With 43,542,856 shares available for purchase and an average trading volume over the past 10 trading days of 2,838,100, it would take at least 0.376 days for all of the short holders to cover their shorts.

Continue Learning: Value Investing Guides

Is CoreSite Realty Corporation Stock on Sale?

We believe that CoreSite Realty Corporation may be worth examining further. It's making money, which is a very positive sign. Is it on sale?

CoreSite Realty Corporation looks overpriced right now. If you're looking for a bargain in the stock market, you should probably look elsewhere for a great deal. This might still be a great stock to own—but it's not on sale right now.

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Should You Buy COR Stock?

Does CoreSite Realty Corporation have a coherent story? Does it have a plan to continue to make money? Is it worth your time? Only you can decide where to go from here. Our investment guide helps you ask the right questions, including how to buy stocks. Use these research links for more information.

Worked example: COR

This example shows how we apply the Trendshare checklist to COR: earnings power, cash generation, valuation, and margin of safety.

We check: business quality, free cash flow, P/E, and margin of safety.

  1. Step 1 — Snapshot

    • Price: 169.87
    • Market cap: $7.3B
    • EPS: 1.98
  2. Step 2 — Valuation checks

    • P/E: 85.79
    • FCF yield: 2.0%
    • Date checked: Dec 26, 2025
  3. Step 3 — Margin of safety

    • Compare price to fair value and safety price.
    • Look for durable cash generation and reasonable leverage.
    • Decide if it passes your personal checklist.
Illustrative sparkline of recent price-like movements (not an actual price series). The blue line shows a simplified trend; the gray baseline is a notional recent level. This graphic is a visual aid only — use the numeric values in the steps above for decisions.