AMEREN CORP

PublicCIK: 1002910
AEENYSE
Location

ST LOUIS, MO

13F Filings

Institutional Holders

AMEREN CORPAEE— Latest position per institution from SEC 13F filings

15

Institutional holders

254.81M

Total shares held

19.35B

Estimated value

12.74M

Avg. position size

1

CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM

CIK 1081019

Shares

36.40M

Value

322.04K

Filed

Jun 30, 2026

2

VANGUARD GROUP INC

CIK 102909

Shares

35.65M

Value

3.56B

Filed

Dec 31, 2025

3

BLACKROCK, INC.

CIK 2012383

Shares

25.82M

Value

2.92B

Filed

Jun 30, 2026

4

PRICE T ROWE ASSOCIATES INC /MD/

CIK 80255

Shares

20.64M

Value

2.33M

Filed

Jun 30, 2026

5

BLACKROCK FINANCE, INC.

CIK 1364742

Shares

19.20M

Value

1.37B

Filed

Jun 30, 2024

6

VANGUARD CAPITAL MANAGEMENT LLC

CIK 2100119

Shares

18.05M

Value

2.04B

Filed

Jun 30, 2026

7

VANGUARD PORTFOLIO MANAGEMENT LLC

CIK 2100121

Shares

16.01M

Value

1.81B

Filed

Jun 30, 2026

8

STATE STREET CORP

CIK 93751

Shares

15.17M

Value

1.72B

Filed

Jun 30, 2026

9

T. ROWE PRICE INVESTMENT MANAGEMENT, INC.

CIK 1897612

Shares

12.13M

Value

1.37M

Filed

Jun 30, 2026

10

GEODE CAPITAL MANAGEMENT, LLC

CIK 1214717

Shares

7.82M

Value

880.79M

Filed

Jun 30, 2026

11

FRANKLIN RESOURCES INC

CIK 38777

Shares

6.10M

Value

689.45M

Filed

Jun 30, 2026

12

AMERIPRISE FINANCIAL INC

CIK 820027

Shares

5.94M

Value

671.11M

Filed

Jun 30, 2026

13

JANUS HENDERSON GROUP LTD.

CIK 1274173

Shares

5.36M

Value

589.46M

Filed

Mar 31, 2026

14

JUPITER TOPCO LLC

CIK 2146052

Shares

5.12M

Value

578.25M

Filed

Jun 30, 2026

15

PUTNAM INVESTMENTS LLC

CIK 1421578

Shares

5.11M

Value

369.85M

Filed

Dec 31, 2023

16

FMR LLC

CIK 315066

Shares

4.79M

Value

541.03M

Filed

Jun 30, 2026

17

INVESCO LTD.

CIK 914208

Shares

4.51M

Value

509.85M

Filed

Jun 30, 2026

18

PICTET ASSET MANAGEMENT SA

CIK 1361570

Shares

3.85M

Value

314.57M

Filed

Jun 30, 2023

19

GOLDMAN SACHS GROUP INC

CIK 886982

Shares

3.68M

Value

415.57M

Filed

Jun 30, 2026

20

ALLIANCEBERNSTEIN L.P.

CIK 1109448

Shares

3.46M

Value

380.75M

Filed

Jun 30, 2026

Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.