SHAPIRO ROBERT N - IRON MTN INC ownership

IRON MTN INC's ticker is IRM and the CUSIP is 462846106. A total of 318 filers reported holding IRON MTN INC in Q4 2014. The put-call ratio across all filers is 3.07 and the average weighting 0.5%.

Quarter-by-quarter ownership
SHAPIRO ROBERT N ownership history of IRON MTN INC
ValueSharesWeighting
Q4 2014$14,000
+16.7%
326
-9.7%
0.00%
+50.0%
Q3 2014$12,000
+71.4%
361
+91.0%
0.00%
+100.0%
Q2 2014$7,000
+40.0%
1890.0%0.00%0.0%
Q1 2014$5,000
-16.7%
1890.0%0.00%0.0%
Q4 2013$6,000
-94.2%
189
-95.0%
0.00%
-94.4%
Q3 2013$103,000
+296.2%
3,797
+301.8%
0.02%
+260.0%
Q2 2013$26,0009450.01%
Other shareholders
IRON MTN INC shareholders Q4 2014
NameSharesValueWeighting ↓
SCHOONER CAPITAL CORP 8,848,169$342,070,00096.79%
Stonerise Capital Management, LLC 805,500$31,141,00013.72%
Owl Creek Asset Management, L.P. 4,510,555$174,378,00011.04%
Makaira Partners LLC 1,402,658$54,227,0009.57%
KeyPoint Capital Management, LLC 143,796$5,559,0006.58%
COLRAIN CAPITAL LLC 1,328,874$51,374,0003.97%
Marble Harbor Investment Counsel, LLC 388,565$15,022,0003.42%
CONFLUENCE INVESTMENT MANAGEMENT LLC 1,177,688$45,529,0001.86%
GW CAPITAL INC 967,357$37,398,0001.72%
Aston Asset Management, LLC 97,858$3,783,0001.61%
View complete list of IRON MTN INC shareholders