IRON MOUNTAIN INC - Common Stock (IRM)

Q1 2015 13F Holders as of 31 Mar 2015

Type / Class
Equity / Common Stock
Shares outstanding
295,211,087
Total 13F shares
195,690,973
Share change
+161,621,526
Total reported value
$7,137,610,332
Put/Call ratio
31%
Price per share
$36.48
Number of holders
323
Value change
+$5,894,631,616
Number of buys
307
Number of sells
11

Institutional Holders of IRON MOUNTAIN INC - Common Stock (IRM) as of Q1 2015

As of 31 Mar 2015 IRON MOUNTAIN INC - Common Stock (IRM) had 323 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions held a total of 195,690,973 shares of stock of the company.
Largest 10 holders included VANGUARD GROUP INC, Capital World Investors, PARNASSUS INVESTMENTS /CA, Capital International Investors, SCHOONER CAPITAL Corp, STATE STREET CORP, PRICE T ROWE ASSOCIATES INC /MD/, HIGHFIELDS CAPITAL MANAGEMENT LP, BlackRock Institutional Trust Company, N.A., and River Road Asset Management, LLC.
This table shows 325 institutional shareholders of the security as of 31 Mar 2015.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.