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
426
$135K
427
$133K
428
$132K
429
$131K
430
$113K
431
$111K
432
$110K
433
$105K
434
$105K
435
$105K
436
$103K
437
$101K
438
$96K
439
$96K
440
$95K
441
$93K
442
$93K
443
$85K
444
$81K
445
$79K
446
$72K
447
$68K
448
$68K
449
$61.6K
450
$61K