Ameren Illinois Company (AILIO: Pink Current) | Scheduled Ex-Dividend Tue, Aug 21, 2018 02:54 - Ameren Illinois Company ( AILIO : Pink Current) - Scheduled Ex-Dividend - Ameren Illinois Company has announced a dividend ex-date for (AILIO: Pink Current). Ameren Illinois Company is scheduled to disburse a Cash Dividend dividend of $1.065 on Thu, Oct 04, 2018 to shareholders of AILIO. You may find a complete list of dividends at otcmarkets.com .