Ameren Illinois Company (AILLO: Pink Current) | Scheduled Ex-Dividend Tue, Aug 21, 2018 02:43 - Ameren Illinois Company ( AILLO : Pink Current) - Scheduled Ex-Dividend - Ameren Illinois Company has announced a dividend ex-date for (AILLO: Pink Current). Ameren Illinois Company is scheduled to disburse a Cash Dividend dividend of $1.0625 on Thu, Oct 04, 2018 to shareholders of AILLO. You may find a complete list of dividends at otcmarkets.com .