410 hedge funds and large institutions have $11.8B invested in Ametek in 2013 Q4 according to their latest regulatory filings, with 42 funds opening new positions, 123 increasing their positions, 183 reducing their positions, and 42 closing their positions.

Holders
410
Holders Change
-3
Holders Change %
-0.73%
% of All Funds
11.91%
Holding in Top 10
14
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+40%
% of All Funds
0.41%
New
42
Increased
123
Reduced
183
Closed
42
Calls
$137K
Puts
$105K
Net Calls
+$32K
Net Calls Change
+$335K
Name Market Value Shares Shares
Change
Shares
Change %
GAM
426
Gotham Asset Management
New York
-27,049 Closed
Mackenzie Financial
427
Mackenzie Financial
Ontario, Canada
-25,297 Closed
Arrowstreet Capital
428
Arrowstreet Capital
Massachusetts
-25,186 Closed
FCBT
429
First Citizens Bank & Trust
North Carolina
-22,941 Closed
ACI
430
Advance Capital I
Michigan
-22,700 Closed
NAM
431
NorthCoast Asset Management
Connecticut
-20,173 Closed
GMIM
432
General Motors Investment Management
New York
-19,328 Closed
BCMU
433
BlueCrest Capital Management (UK)
Guernsey
-15,000 Closed
QIM
434
Quantitative Investment Management
Virginia
-12,900 Closed
AL
435
Airain Ltd
Guernsey
-11,501 Closed
PSUF
436
People's United Financial
Connecticut
-10,800 Closed
GCP
437
GSA Capital Partners
United Kingdom
-9,924 Closed
Millennium Management
438
Millennium Management
New York
-9,486 Closed
WMSA
439
Weiss Multi-Strategy Advisers
New York
-9,150 Closed
Tudor Investment Corp
440
Tudor Investment Corp
Connecticut
-8,800 Closed
DCM
441
Dynamic Capital Management
Jersey
-8,000 Closed
Jane Street
442
Jane Street
New York
-6,833 Closed
EMG
443
Ellington Management Group
Connecticut
-5,800 Closed
CCI
444
Columbus Circle Investors
-4,603 Closed
AR
445
Advisory Research
Illinois
-4,410 Closed
Teacher Retirement System of Texas
446
Teacher Retirement System of Texas
Texas
-3,978 Closed
BCAM
447
Boston Common Asset Management
Massachusetts
-455 Closed
PAS
448
Partnervest Advisory Services
California
-389 Closed
Jones Financial Companies
449
Jones Financial Companies
Missouri
-164 Closed
LWA
450
Lenox Wealth Advisors
New York
-130 Closed