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Iron Mountain
IRM

Overview Fund Activity

337 hedge funds and large institutions have $5.55B invested in Iron Mountain in 2013 Q4 according to their latest regulatory filings, with 47 funds opening new positions, 109 increasing their positions, 126 reducing their positions, and 47 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
337
Holders Change
-1
Holders Change %
-0.3%
% of All Funds
9.79%
Holding in Top 10
7
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-12.5%
% of All Funds
0.2%
New
47
Increased
109
Reduced
126
Closed
47
Calls
$146M
Puts
$250M
Net Calls
-$104M
Net Calls Change
-$279M

Top Buyers

1
Capital World Investors
Capital World Investors
California
$636M
2
Fidelity Investments
Fidelity Investments
Massachusetts
$106M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$283M
4
Capital International Investors
Capital International Investors
California
$97.3M
5
Bank of New York Mellon
Bank of New York Mellon
New York
$148M

Top Sellers

1
Renaissance Technologies
Renaissance Technologies
New York
$20.7M
2
Capital Research Global Investors
Capital Research Global Investors
California
$0
3
State Street
State Street
Massachusetts
$214M
4
JHIU
Janus Henderson Investors US
Colorado
$577K
5
Jennison Associates
Jennison Associates
New York
$75.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
HI
351
HBK Investments
Texas
– -$1.4M -56,047 Closed
CI
352
Cowen Inc
New York
– -$1.11M -44,361 Closed
PWPCM
353
Perella Weinberg Partners Capital Management
New York
– -$1.08M -43,280 Closed
PP
354
PDT Partners
New York
– -$1.03M -41,332 Closed
PMAM
355
Picton Mahoney Asset Management
Ontario, Canada
– -$811K -32,460 Closed
AAM
356
Archipel Asset Management
Sweden
– -$758K -30,363 Closed
Natixis Advisors
357
Natixis Advisors
Massachusetts
– -$709K -28,371 Closed
STC
358
SEI Trust Company
Pennsylvania
– -$657K -26,293 Closed
VKH
359
Virtu KCG Holdings
New York
– -$571K -22,850 Closed
EMG
360
Ellington Management Group
Connecticut
– -$530K -21,207 Closed
BMCMI
361
Bryn Mawr Capital Management Inc
Pennsylvania
– -$514K -20,569 Closed
BCM
362
Bluefin Capital Management
New York
– -$500K -20,506 Closed
TC
363
TFS Capital
Pennsylvania
– -$509K -20,402 Closed
ARTA
364
A.R.T. Advisors
New York
– -$444K -17,810 Closed
FCBT
365
First Citizens Bank & Trust
North Carolina
– -$434K -17,365 Closed
WC
366
Woodstock Corp
Massachusetts
– -$358K -14,324 Closed
SFP
367
Santa Fe Partners
New Mexico
– -$305K -12,230 Closed
AL
368
Airain Ltd
Guernsey
– -$299K -11,986 Closed
AWCI
369
Alpine Woods Capital Investors
New York
– -$294K -11,781 Closed
RIL
370
Rothschild Investment LLC
Illinois
– -$292K -11,686 Closed
FTI
371
Fiduciary Trust International
Massachusetts
– -$239K -9,581 Closed
QIM
372
Quantitative Investment Management
Virginia
– -$235K -9,413 Closed
BFS
373
Bradley Foster & Sargent
Connecticut
– -$212K -8,496 Closed
Arrowstreet Capital
374
Arrowstreet Capital
Massachusetts
– -$157K -6,277 Closed
PAS
375
Partnervest Advisory Services
California
– -$77K -3,090 Closed
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