451 hedge funds and large institutions have $8.12B invested in Ameren in 2016 Q1 according to their latest regulatory filings, with 65 funds opening new positions, 159 increasing their positions, 149 reducing their positions, and 63 closing their positions.

Holders
451
Holders Change
-1
Holders Change %
-0.22%
% of All Funds
12.04%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.05%
New
65
Increased
159
Reduced
149
Closed
63
Calls
$7.77M
Puts
$3.2M
Net Calls
+$4.57M
Net Calls Change
+$766K
Name Market Value Shares Shares
Change
Shares
Change %
AllianceBernstein
76
AllianceBernstein
Tennessee
$20.8M 414,573 -3,367 -0.8%
MAM
77
Martingale Asset Management
Massachusetts
$20.6M 410,391 +55,563 +16%
PI
78
Putnam Investments
Massachusetts
$20.5M 408,933 -2,520 -0.6%
RFC
79
Russell Frank Company
Washington
$20.4M 407,261 +21,029 +5%
JIM
80
Jupiter Investment Management
United Kingdom
$19.3M 384,363 -83,906 -18%
MTB
81
Mizuho Trust & Banking
Japan
$18.7M 373,651 +9,968 +3%
LM
82
Luminus Management
Texas
$18.6M 370,513 -1,540,157 -81%
Royal Bank of Canada
83
Royal Bank of Canada
Ontario, Canada
$18.5M 369,028 -399,738 -52%
APG Asset Management
84
APG Asset Management
Netherlands
$18.4M 366,619 +45,344 +14%
CM
85
Churchill Management
California
$17.5M 348,841 +25,959 +8%
UBS Group
86
UBS Group
Switzerland
$17.3M 345,024 +83 +0%
RhumbLine Advisers
87
RhumbLine Advisers
Massachusetts
$17M 338,776 +8,460 +3%
O
88
OppenheimerFunds
New York
$16.6M 332,000 -166,940 -33%
Prudential Financial
89
Prudential Financial
New Jersey
$16.6M 330,804 +2,400 +0.7%
Lord, Abbett & Co
90
Lord, Abbett & Co
New Jersey
$16.5M 329,700 +96,800 +42%
WCM
91
Wedge Capital Management
North Carolina
$16.5M 329,181 -82,649 -20%
Grantham, Mayo, Van Otterloo & Co (GMO)
92
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$16.4M 328,300 +328,300 New
Baillie Gifford & Co
93
Baillie Gifford & Co
United Kingdom
$15.8M 314,796 +314,796 New
ACI
94
AMP Capital Investors
Australia
$15.7M 315,539 +85,465 +37%
CS
95
Credit Suisse
Switzerland
$15.1M 302,209 -244,854 -45%
JPMorgan Chase & Co
96
JPMorgan Chase & Co
New York
$15M 298,612 +164,642 +123%
State Board of Administration of Florida Retirement System
97
State Board of Administration of Florida Retirement System
Florida
$14.9M 298,366 -22,110 -7%
BJ
98
BlackRock Japan
Japan
$14.8M 295,394 -2,883 -1%
VAM
99
Visium Asset Management
New York
$14.5M 289,427 +289,427 New
VRS
100
Virginia Retirement System
Virginia
$14.2M 283,334 +283,334 New