Ameren Illinois Co.

AILIH

Financials

10-QQ2 ended 06/30/0308/14/03 10-QQ1 ended 03/31/0305/14/03 10-K/AFY 200204/01/03 10-KFY 200203/24/03 10-QQ3 ended 09/30/0211/14/02

Disclosures

8-KCurrent report01/23/15 8-KCurrent report12/10/14 8-KCurrent report06/30/14 8-KCurrent report12/10/13 8-KCurrent report01/25/13

Prospectuses and Registrations

424B2Prospectus for primary offering08/18/26 424B3Prospectus08/17/26 FWPFree writing prospectus08/17/26 424B2Prospectus for primary offering09/16/25 424B3Prospectus09/15/25

Proxies

DEF 14ADefinitive proxy03/23/04 DEF 14ADefinitive proxy03/27/03 DEF 14ADefinitive proxy03/28/02 DEF 14ADefinitive proxy03/26/01 DEF 14ADefinitive proxy03/29/00

Ownership

Form 3Initial insider ownership08/12/22 Form 3Initial insider ownership01/24/19 Form 3Initial insider ownership01/08/13 Form 3Initial insider ownership06/25/12 Form 3Initial insider ownership01/11/12

Other

DEF 14CDefinitive information statement03/31/26 DEFA14CAdditional info (information statement)03/31/26 DEF 14CDefinitive information statement03/25/25 DEFA14CAdditional info (information statement)03/25/25 DEF 14CDefinitive information statement04/05/24