788 hedge funds and large institutions have $22.2B invested in Ameren in 2025 Q2 according to their latest regulatory filings, with 93 funds opening new positions, 338 increasing their positions, 218 reducing their positions, and 89 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
788
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$15.3M
Puts
$4.51M
Net Calls
Net Calls Change

Top Sellers

1 -$67.1M
2 -$55.1M
3 -$43M
4
ZP
Zimmer Partners
New York
-$33.4M
5
First Trust Advisors
First Trust Advisors
Illinois
-$32.1M
Name Holding Trade Value Shares
Change
Change in
Stake
DRP
226
Decade Renewable Partners
Texas
$2.52M
GC
227
Guggenheim Capital
Illinois
$2.49M
Osaic Holdings
228
Osaic Holdings
Arizona
$2.47M
Public Employees Retirement Association of Colorado
229
Public Employees Retirement Association of Colorado
Colorado
$2.43M
AAS
230
Avantax Advisory Services
Texas
$2.43M
DCM
231
Dean Capital Management
Kansas
$2.4M
Northwestern Mutual Wealth Management
232
Northwestern Mutual Wealth Management
Wisconsin
$2.34M
BCI
233
Brinker Capital Investments
Pennsylvania
$2.34M
CWM
234
Cornerstone Wealth Management
Missouri
$2.33M
HWAM
235
Hennion & Walsh Asset Management
New Jersey
$2.32M
SGI
236
Summit Global Investments
Utah
$2.26M
LSA
237
L & S Advisors
California
$2.25M
OPERF
238
Oregon Public Employees Retirement Fund
Oregon
$2.24M
Cerity Partners
239
Cerity Partners
New York
$2.22M
Koshinski Asset Management
240
Koshinski Asset Management
Illinois
$2.19M
Mercer Global Advisors
241
Mercer Global Advisors
Colorado
$2.17M
M&T Bank
242
M&T Bank
New York
$2.15M
JG
243
Jain Global
New York
$2.12M
Jane Street
244
Jane Street
New York
$2.06M
WC
245
Wexford Capital
Florida
$2.03M
TRSOTSOK
246
Teachers Retirement System of the State of Kentucky
Kentucky
$2.02M
MML Investors Services
247
MML Investors Services
Massachusetts
$1.95M
AI
248
Atom Investors
Texas
$1.95M
CIBC World Market
249
CIBC World Market
Ontario, Canada
$1.92M
Wealth Enhancement Advisory Services
250
Wealth Enhancement Advisory Services
Minnesota
$1.89M