792 hedge funds and large institutions have $22.2B invested in Ameren in 2025 Q2 according to their latest regulatory filings, with 94 funds opening new positions, 342 increasing their positions, 217 reducing their positions, and 89 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
792
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 Buyers

1 +$258M
2 +$129M
3 +$122M
4
JP Morgan Chase
JP Morgan Chase
New York
+$110M
5
Point72 Asset Management
Point72 Asset Management
Connecticut
+$88.7M

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
KBC Group
226
KBC Group
Belgium
$2.62M
CTC
227
Central Trust Company
Missouri
$2.61M
VI
228
Vestcor Inc
New Brunswick, Canada
$2.53M
DRP
229
Decade Renewable Partners
Texas
$2.52M
GC
230
Guggenheim Capital
Illinois
$2.49M
Public Employees Retirement Association of Colorado
231
Public Employees Retirement Association of Colorado
Colorado
$2.43M
AAS
232
Avantax Advisory Services
Texas
$2.43M
DCM
233
Dean Capital Management
Kansas
$2.4M
Northwestern Mutual Wealth Management
234
Northwestern Mutual Wealth Management
Wisconsin
$2.34M
BCI
235
Brinker Capital Investments
Pennsylvania
$2.34M
CWM
236
Cornerstone Wealth Management
Missouri
$2.33M
HWAM
237
Hennion & Walsh Asset Management
New Jersey
$2.32M
SGI
238
Summit Global Investments
Utah
$2.26M
LSA
239
L & S Advisors
California
$2.25M
OPERF
240
Oregon Public Employees Retirement Fund
Oregon
$2.24M
Cerity Partners
241
Cerity Partners
New York
$2.22M
Koshinski Asset Management
242
Koshinski Asset Management
Illinois
$2.19M
Mercer Global Advisors
243
Mercer Global Advisors
Colorado
$2.17M
M&T Bank
244
M&T Bank
New York
$2.15M
JG
245
Jain Global
New York
$2.12M
Jane Street
246
Jane Street
New York
$2.06M
WC
247
Wexford Capital
Florida
$2.03M
TRSOTSOK
248
Teachers Retirement System of the State of Kentucky
Kentucky
$2.02M
MML Investors Services
249
MML Investors Services
Massachusetts
$1.95M
AI
250
Atom Investors
Texas
$1.95M