432 hedge funds and large institutions have $7.36B invested in Ameren in 2014 Q4 according to their latest regulatory filings, with 48 funds opening new positions, 140 increasing their positions, 163 reducing their positions, and 34 closing their positions.

Holders
432
Holders Change
+7
Holders Change %
+1.65%
% of All Funds
11.53%
Holding in Top 10
Holding in Top 10 Change
-3
Holding in Top 10 Change %
-100%
% of All Funds
New
48
Increased
140
Reduced
163
Closed
34
Calls
$13.3M
Puts
$6.57M
Net Calls
+$6.72M
Net Calls Change
+$4.63M
Name Market Value Shares Shares
Change
Shares
Change %
MAA
76
Managed Account Advisors
New Jersey
$17.6M 381,813 +32,553 +9%
Adage Capital Partners
77
Adage Capital Partners
Massachusetts
$16.6M 359,410 +359,410 New
HSBC Holdings
78
HSBC Holdings
United Kingdom
$16.4M 353,253 +61,360 +21%
Bank of Montreal
79
Bank of Montreal
Ontario, Canada
$16.1M 349,885 +33,535 +11%
State Board of Administration of Florida Retirement System
80
State Board of Administration of Florida Retirement System
Florida
$16.1M 348,820 -2,742 -0.8%
Swiss National Bank
81
Swiss National Bank
Switzerland
$15.9M 345,293 -10,900 -3%
State of Tennessee, Department of Treasury
82
State of Tennessee, Department of Treasury
Tennessee
$15.5M 336,085 -154,693 -32%
Dimensional Fund Advisors
83
Dimensional Fund Advisors
Texas
$15.4M 333,813 +6,062 +2%
MTB
84
Mizuho Trust & Banking
Japan
$15.4M 333,046 +19,109 +6%
JPMorgan Chase & Co
85
JPMorgan Chase & Co
New York
$15.1M 327,029 +45,507 +16%
KeyBank National Association
86
KeyBank National Association
Ohio
$14.8M 320,423 +70,381 +28%
RhumbLine Advisers
87
RhumbLine Advisers
Massachusetts
$14.8M 319,810 -2,690 -0.8%
AIMCA
88
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$14.5M 314,910 -319,565 -50%
Bank of America
89
Bank of America
North Carolina
$14.2M 306,751 -52,512 -15%
WHRC
90
W.H. Reaves & Co
New Jersey
$13.9M 300,245 -100,000 -25%
TA
91
Teachers Advisors
New York
$13.1M 284,010 +79,772 +39%
BJ
92
BlackRock Japan
Japan
$13.1M 283,836 +26,902 +10%
CC
93
Chubb Corp
New Jersey
$12.9M 280,000
UBS Group
94
UBS Group
Switzerland
$12.9M 278,576 +278,576 New
Barclays
95
Barclays
United Kingdom
$12.8M 278,845 +93,488 +50%
Ohio Public Employees Retirement System (OPERS)
96
Ohio Public Employees Retirement System (OPERS)
Ohio
$12.5M 270,555 -93,629 -26%
GACM
97
Green Arrow Capital Management
New York
$11.8M 255,000 +255,000 New
VRS
98
Virginia Retirement Systems
Virginia
$11.6M 251,293 +2 +0%
ORIO
99
Old Republic International (ORI)
Illinois
$11.1M 241,442
HAI
100
Hennessy Advisors Inc
California
$11.1M 239,890 -4,000 -2%