$ALK SEC Filings

Filing Filed On
DEFA14A 28 Mar 2024
DEFA14A 24 Mar 2023
DEFA14A 25 Mar 2022
DEFA14A 30 Apr 2021
DEFA14A -- SUPPLEMENT NO. 1 12 Apr 2021
DEFA14A 26 Mar 2021
DEFA14A 27 Mar 2020
DEFA14A 29 Mar 2019
DEFA14A 23 Mar 2018
DEFA14A 24 Mar 2017
DEFA14A 01 Apr 2016
DEFA14A 27 Mar 2015
DEFA14A 31 Mar 2014
DEFA14A 28 Mar 2014
DEFA14A SUPPLEMENTAL MATERIAL 15 May 2013
DEFINITIVE ADDITIONAL MATERIALS 04 Apr 2013
DEFINITIVE ADDITIONAL MATERIALS 04 Apr 2012
DEFINITIVE ADDITIONAL MATERIALS 04 Apr 2011
DEFINITIVE ADDITIONAL MATERIALS 01 Apr 2010
ADDITIONAL PROXY MATERIALS 22 May 2007