519 hedge funds and large institutions have $9.94B invested in Ameren in 2017 Q4 according to their latest regulatory filings, with 62 funds opening new positions, 191 increasing their positions, 173 reducing their positions, and 46 closing their positions.

Holders
519
Holders Change
+14
Holders Change %
+2.77%
% of All Funds
11.79%
Holding in Top 10
5
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+400%
% of All Funds
0.11%
New
62
Increased
191
Reduced
173
Closed
46
Calls
$6.23M
Puts
$1.44M
Net Calls
+$4.79M
Net Calls Change
+$1.95M
Name Market Value Shares Shares
Change
Shares
Change %
SC
551
SRB Corp
Massachusetts
-2,986 Closed
EDRH
552
Edmond de Rothschild Holding
Switzerland
-2,612 Closed
NAMA
553
Nikko Asset Management Americas
New York
-2,300 Closed
FIM
554
Foresters Investment Management
New York
-1,714 Closed
CCM
555
Cribstone Capital Management
Maine
-1,000 Closed
OAM
556
Oppenheimer Asset Management
New York
-992 Closed
TSW
557
Thompson Siegel & Walmsley
Virginia
-770 Closed
ZB
558
Zions Bancorporation
Utah
-633 Closed
NIC
559
Northwest Investment Counselors
Oregon
-610 Closed
TDC
560
Thompson Davis & Co
Virginia
-377 Closed
CCMW
561
Cypress Capital Management (Wyoming)
Wyoming
-225 Closed
TG
562
TLP Group
Illinois
-185 Closed
CGT
563
Capital Guardian Trust
California
-126 Closed
FMA
564
FNY Managed Accounts
New York
-116 Closed
Twin Tree Management
565
Twin Tree Management
Texas
Two Sigma Investments
566
Two Sigma Investments
New York
Wolverine Trading
567
Wolverine Trading
Illinois
TAF
568
Tredje AP-fonden
Sweden
$0 1
Group One Trading
569
Group One Trading
Illinois
TH
570
Timber Hill
Connecticut
AF
571
Allworth Financial
California
$0 4 +4 New