AWK ▼ -0.1% - American Water Works Company, Inc. $AWK - Maryland American Water Reiterates Commitment to Environmental Stewardship by Participating in Source Water Protection Week American Water Works (AWK) declined 0.1% today following an announcement that its Maryland subsidiary is participating in Source Water Protection Week to reinforce its environmental stewardship commitments. The modest decline suggests the market viewed the sustainability initiative as routine corporate messaging rather than a material business driver. 16-SEP-2026 03:06 PM ET