541 hedge funds and large institutions have $9.52B invested in Ameren in 2018 Q1 according to their latest regulatory filings, with 71 funds opening new positions, 165 increasing their positions, 201 reducing their positions, and 42 closing their positions.

New
Increased
Maintained
Reduced
Closed

more call options, than puts

Call options by funds: $ | Put options by funds: $

more first-time investments, than exits

New positions opened: | Existing positions closed:

more funds holding

Funds holding:

more funds holding in top 10

Funds holding in top 10:

0.28% less ownership

Funds ownership: 69.78%69.51% (-0.28%)

4% less capital invested

Capital invested by funds: $9.94B → $9.52B (-$420M)

18% less repeat investments, than reductions

Existing positions increased: 165 | Existing positions reduced: 201

Holders
541
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$7.87M
Puts
$3.73M
Net Calls
Net Calls Change

Top Buyers

1 +$200M
2 +$105M
3 +$41.8M
4
Renaissance Technologies
Renaissance Technologies
New York
+$36.1M
5
ZP
Zimmer Partners
New York
+$31.5M
Name Holding Trade Value Shares
Change
Change in
Stake
101
$13.4M
102
$13.3M
103
$12.9M
104
$12.6M
105
$12.6M
106
$12.5M
107
$12.3M
108
$12.2M
109
$12.1M
110
$11.7M
111
$11.6M
112
$10.9M
113
$10.6M
114
$10.4M
115
$9.47M
116
$9.28M
117
$9.2M
118
$8.84M
119
$8.49M
120
$8.48M
121
$8.34M
122
$8.07M
123
$7.94M
124
$7.57M
125
$7.41M