{"filing":{"accession_number":"0001410636-26-000105","cik":"0001410636","ticker":"AWK","company_name":"American Water Works Company, Inc.","form":"8-K","filing_date":"2026-06-09","report_date":null,"primary_document":"awk-20260605.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1410636/000141063626000105/awk-20260605.htm"},"events":[{"id":5988,"run_id":5256,"accession_number":"0001410636-26-000105","anchor_item_number":"8.01","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"summary":"American Water Works disclosed two significant regulatory rate case settlements: a partial settlement agreement with the California Public Utilities Commission for Cal Am (subsidiary) involving $24–$43 million in incremental annualized revenue depending on CWIP treatment, and a stipulation of settlement with the Virginia State Corporation Commission for Virginia American Water involving a $16 million annualized revenue increase. These regulatory outcomes directly affect the company's future cash flows and profitability from its major operating subsidiaries. While not fitting neatly into the standard 8-K taxonomy (not M\u0026A, not litigation, not impairment), the materiality of rate case outcomes to a regulated utility's financial performance and investor assessment warrants classification as a material event outside the more specific categories.","company_name":"American Water Works Company, Inc.","ticker":"AWK","filing_date":"2026-06-09","form":"8-K","submitted_at":null,"items":[{"id":5551,"accession_number":"0001410636-26-000105","item_number":"8.01","item_title":"Other Events.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"American Water Works disclosed two significant regulatory rate case settlements: a partial settlement agreement with the California Public Utilities Commission for Cal Am (subsidiary) involving $24–$43 million in incremental annualized revenue depending on CWIP treatment, and a stipulation of settlement with the Virginia State Corporation Commission for Virginia American Water involving a $16 million annualized revenue increase. These regulatory outcomes directly affect the company's future cash flows and profitability from its major operating subsidiaries. While not fitting neatly into the standard 8-K taxonomy (not M\u0026A, not litigation, not impairment), the materiality of rate case outcomes to a regulated utility's financial performance and investor assessment warrants classification as a material event outside the more specific categories.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-09T20:26:06.779845+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":5551,"accession_number":"0001410636-26-000105","item_number":"8.01","item_title":"Other Events.","event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.75,"reasoning":"American Water Works disclosed two significant regulatory rate case settlements: a partial settlement agreement with the California Public Utilities Commission for Cal Am (subsidiary) involving $24–$43 million in incremental annualized revenue depending on CWIP treatment, and a stipulation of settlement with the Virginia State Corporation Commission for Virginia American Water involving a $16 million annualized revenue increase. These regulatory outcomes directly affect the company's future cash flows and profitability from its major operating subsidiaries. While not fitting neatly into the standard 8-K taxonomy (not M\u0026A, not litigation, not impairment), the materiality of rate case outcomes to a regulated utility's financial performance and investor assessment warrants classification as a material event outside the more specific categories.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-09T20:26:06.779845+00:00","company_name":"American Water Works Company, Inc.","ticker":"AWK","filing_date":"2026-06-09"}]}