398 hedge funds and large institutions have $5.46B invested in Ameren in 2013 Q4 according to their latest regulatory filings, with 41 funds opening new positions, 135 increasing their positions, 164 reducing their positions, and 36 closing their positions.

Holders
398
Holders Change
+4
Holders Change %
+1.02%
% of All Funds
11.56%
Holding in Top 10
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
New
41
Increased
135
Reduced
164
Closed
36
Calls
$6.27M
Puts
$7.57M
Net Calls
-$1.29M
Net Calls Change
+$1.04M
Name Market Value Shares Shares
Change
Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$648M 17,915,898 +772,593 +5%
State Street
2
State Street
Massachusetts
$440M 12,167,286 -301,684 -2%
BIT
3
BlackRock Institutional Trust
California
$228M 6,305,040 +56,342 +0.9%
First Manhattan
4
First Manhattan
New York
$185M 5,109,187 -164,300 -3%
EIP
5
Epoch Investment Partners
New York
$163M 4,496,110 +147,632 +3%
Fidelity Investments
6
Fidelity Investments
Massachusetts
$158M 4,379,223 +1,464,122 +50%
Millennium Management
7
Millennium Management
New York
$134M 3,695,266 +3,283,978 +798%
SFM
8
Systematic Financial Management
New Jersey
$131M 3,615,804 +972,830 +37%
Neuberger Berman Group
9
Neuberger Berman Group
New York
$130M 3,608,444 +233,698 +7%
Bank of New York Mellon
10
Bank of New York Mellon
New York
$117M 3,233,126 -256,938 -7%
Ameriprise
11
Ameriprise
Minnesota
$117M 3,228,408 +850,875 +36%
Northern Trust
12
Northern Trust
Illinois
$115M 3,183,689 -22,756 -0.7%
BFA
13
BlackRock Fund Advisors
California
$113M 3,125,533 -163,787 -5%
Franklin Resources
14
Franklin Resources
California
$100M 2,772,375 +1,000 +0%
AAMU
15
Amundi Asset Management US
Massachusetts
$97.4M 2,693,857 +92,242 +4%
Capital Research Global Investors
16
Capital Research Global Investors
California
$75.5M 2,089,120
BG
17
BlackRock Group
United Kingdom
$66.2M 1,831,947 -41,010 -2%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$66.1M 1,827,467 +88,583 +5%
Legal & General Group
19
Legal & General Group
United Kingdom
$65M 1,798,628 +126,084 +8%
Charles Schwab
20
Charles Schwab
California
$64.6M 1,786,600 -550,275 -24%
PI
21
Putnam Investments
Massachusetts
$59.4M 1,643,871 -538,406 -25%
DPIM
22
Duff & Phelps Investment Management
Illinois
$56.8M 1,571,230 -3,350 -0.2%
Morgan Stanley
23
Morgan Stanley
New York
$55.4M 1,531,021 -75,058 -5%
Invesco
24
Invesco
Georgia
$51.7M 1,429,087 -197,707 -12%
American Century Companies
25
American Century Companies
Missouri
$49.2M 1,361,765 +1,105,315 +431%