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 %
BW
476
Bison Wealth
Georgia
-9,653 Closed
MF
477
Magnetar Financial
Illinois
-8,374 Closed
AIM
478
Assured Investment Management
New York
-7,789 Closed
MC
479
Menta Capital
California
-7,750 Closed
DCM
480
Dynamic Capital Management
Jersey
-7,601 Closed
CIA
481
Choate Investment Advisors
Massachusetts
-7,312 Closed
BFM
482
Boothbay Fund Management
New York
-7,184 Closed
TG
483
TLP Group
Illinois
-7,092 Closed
ICOA
484
Investment Centers of America
North Dakota
-6,723 Closed
OIA
485
Optimum Investment Advisors
Illinois
-6,200 Closed
Nomura Holdings
486
Nomura Holdings
Japan
-6,200 Closed
AL
487
Airain Ltd
Guernsey
-5,945 Closed
BC
488
Banced Corp
Illinois
-5,579 Closed
FRM
489
Fox Run Management
Connecticut
-5,500 Closed
ST
490
Spot Trading
Illinois
-5,231 Closed
BCM
491
BlueCrest Capital Management
Jersey
-4,787 Closed
GCP
492
GSA Capital Partners
United Kingdom
-4,699 Closed
PL
493
Plancorp LLC
Missouri
-4,665 Closed
FP
494
FDO Partners
Massachusetts
-4,646 Closed
CSS
495
Cubist Systematic Strategies
Connecticut
-4,578 Closed
Bessemer Group
496
Bessemer Group
New Jersey
-2,855 Closed
CCS
497
Crosspoint Capital Strategies
California
-2,400 Closed
TRCT
498
Tower Research Capital (TRC)
New York
-2,319 Closed
IC
499
IKOS CIF
Cyprus
-2,307 Closed
CG
500
Colony Group
Massachusetts
-1,114 Closed