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
195,915,658
Share change
+161,842,191
Total reported value
$7,145,807,657
Put/Call ratio
31%
Price per share
$36.48
Number of holders
327
Value change
+$5,902,683,517
Number of buys
311
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) was held by 327 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 195,915,658 shares. The 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 page lists 328 institutional shareholders reporting positions in this security for the Q1 2015 filing period.
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.