417 hedge funds and large institutions have $5.95B invested in Ameren in 2015 Q2 according to their latest regulatory filings, with 28 funds opening new positions, 146 increasing their positions, 158 reducing their positions, and 48 closing their positions.

Holders
417
Holders Change
-24
Holders Change %
-5.44%
% of All Funds
11.25%
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.05%
New
28
Increased
146
Reduced
158
Closed
48
Calls
$3.59M
Puts
$4.16M
Net Calls
-$577K
Net Calls Change
-$3.5M
Name Market Value Shares Shares
Change
Shares
Change %
Vanguard Group
1
Vanguard Group
Pennsylvania
$768M 20,392,513 +545,952 +3%
State Street
2
State Street
Massachusetts
$448M 11,884,997 -592,762 -5%
Millennium Management
3
Millennium Management
New York
$264M 7,001,361 +133,720 +2%
EIP
4
Epoch Investment Partners
New York
$247M 6,568,048 +18,989 +0.3%
Lazard Asset Management
5
Lazard Asset Management
New York
$241M 6,399,242 +2,027,200 +46%
BIT
6
BlackRock Institutional Trust
California
$236M 6,252,446 -203,335 -3%
Franklin Resources
7
Franklin Resources
California
$223M 5,914,590 +1,020 +0%
BFA
8
BlackRock Fund Advisors
California
$147M 3,902,940 -184,083 -5%
Northern Trust
9
Northern Trust
Illinois
$118M 3,122,489 -62,752 -2%
Wellington Management Group
10
Wellington Management Group
Massachusetts
$114M 3,024,647 -248,606 -8%
Bank of New York Mellon
11
Bank of New York Mellon
New York
$109M 2,896,928 -139,912 -5%
Allianz Asset Management
12
Allianz Asset Management
Germany
$105M 2,795,102 +1,207,587 +76%
Ameriprise
13
Ameriprise
Minnesota
$83.7M 2,222,124 -87,429 -4%
LM
14
Luminus Management
Texas
$78.2M 2,074,846 +941,457 +83%
BG
15
BlackRock Group
United Kingdom
$78.1M 2,072,084 -29,743 -1%
GC
16
Guggenheim Capital
Illinois
$75.6M 2,005,783 +121,384 +6%
First Manhattan
17
First Manhattan
New York
$73.4M 1,948,952 -1,416,232 -42%
Geode Capital Management
18
Geode Capital Management
Massachusetts
$73M 1,940,497 +18,588 +1%
SFM
19
Systematic Financial Management
New Jersey
$72.3M 1,919,624 -645,247 -25%
Legal & General Group
20
Legal & General Group
United Kingdom
$71.6M 1,899,866 +161,642 +9%
Boston Partners
21
Boston Partners
Massachusetts
$69.8M 1,851,716 +328,910 +22%
DPIM
22
Duff & Phelps Investment Management
Illinois
$67.8M 1,800,000
Fidelity International
23
Fidelity International
Bermuda
$65.6M 1,739,859 -2,947 -0.2%
Morgan Stanley
24
Morgan Stanley
New York
$64.1M 1,700,100 +202,639 +14%
Massachusetts Financial Services
25
Massachusetts Financial Services
Massachusetts
$59.9M 1,588,712 +134,912 +9%