IRMXXXX

IRON MTN INC

7 superinvestors own IRMXXXX

Based on latest 13F filings — data is 45–90 days delayed

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Investor	Fund	Weight	Shares	Value	Quarter	Activity
Tom Bancroft	Makaira Partners	3.91%	616,567	$22.5M	2015Q1	Reduced
Chase Coleman	Tiger Global Management	1.71%	475,000	$19.4M	2006Q1	Reduced
Viking Global Investors	Viking Global Investors	1.13%	1,438,300	$43.8M	2007Q3	Reduced
Christopher Davis	Davis Selected Advisers	0.70%	9,475,988	$287.6M	2013Q4	Reduced
Chuck Akre	Akre Capital Management	0.33%	34,860	$929K	2009Q3	Reduced
Ruane Cunniff	Sequoia Fund	0.08%	149,400	$6.5M	2001Q4	Added
First Eagle Investment Management	First Eagle Investment Management	0.01%	50,500	$1.7M	2013Q2	New

Recent insider activity — IRMXXXX

Open-market purchases (P) and sales (S) from SEC Form 4 filings · last 12 months

No open-market insider trades in the last 12 months.

Form 4 filings for option exercises and other transaction types are excluded.

Congressional trades — IRMXXXX

STOCK Act disclosures · last 12 months

Congressional trade data coming soon.

We are sourcing STOCK Act disclosures and will display them here shortly.

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What Is SEC Form 4?

Understand the insider trade filings behind IRMXXXX activity.

What Is a 13F Filing?

How superinvestors disclose their quarterly holdings.

Insider Cluster Buying

Why multiple insiders buying together is a strong signal.

Superinvestor Consensus

The most widely held stocks across all tracked institutions.