Waters Corporation
    SEC Filings

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    All SEC filings by Waters Corporation (WAT) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.

    Financials

    10-QQuarterly reportView DiffAug 11, 2026
    10-QQuarterly reportView DiffMay 12, 2026
    ARSAnnual report to shareholdersApr 9, 2026
    10-KAnnual reportView DiffFeb 23, 2026
    10-QQuarterly reportView DiffNov 4, 2025
    10-QQuarterly reportView DiffAug 4, 2025
    10-QQuarterly reportView DiffMay 6, 2025
    ARSAnnual report to shareholdersApr 9, 2025
    10-KAnnual reportView DiffFeb 25, 2025
    10-QQuarterly reportView DiffNov 1, 2024

    Events

    8-KCurrent reportAug 21, 2026
    8-KWaters Corporation (nyse: Wat) Reports Second Quarter 2026 Financial ResultsAug 4, 2026
    8-KSubmission of Matters to a Vote of Security HoldersMay 22, 2026
    8-KFirst Quarter 2026 HighlightsMay 5, 2026
    8-KEntry Into a Material Definitive AgreementMar 23, 2026
    8-KIndex to Condensed Combined Financial StatementsMar 16, 2026
    8-KWaters Completes Combination with Bd’s Biosciences & Diagnostic Solutions BusinessesFeb 9, 2026
    8-KSales of $932 Million Landed at the High-End of Reported Sales Growth Guidance Range; Grew 7% as Reported and 6% in Constant CurrencyFeb 9, 2026
    8-KWaters Shareholders Approve Combination with Bd’s Biosciences & Diagnostic Solutions BusinessJan 27, 2026
    8-KOther EventsJan 16, 2026

    Registrations and Prospectuses

    424B2Prospectus for primary offeringMar 19, 2026
    FWPFree writing prospectusMar 17, 2026
    FWPFree writing prospectusMar 17, 2026
    424B2Prospectus for primary offeringMar 16, 2026
    S-3ASRAutomatic shelf registrationMar 16, 2026
    S-8Registration of securities for employeesFeb 23, 2026
    425Business combination disclosureJan 16, 2026
    425Business combination disclosureJan 16, 2026
    425Business combination disclosureJan 13, 2026
    425Business combination disclosureJan 13, 2026

    Proxies

    DEFA14AAnnual Meeting of ShareholdersApr 9, 2026
    DEF 14AAnnual Meeting of ShareholdersView DiffApr 9, 2026
    DEFA14AAdditional proxy soliciting materialsApr 9, 2025
    DEF 14ADefinitive proxyView DiffApr 9, 2025
    DEFA14AAdditional proxy soliciting materialsApr 12, 2024
    DEF 14ADefinitive proxyView DiffApr 12, 2024
    PRE 14APreliminary proxyMar 27, 2024
    DEFA14AAdditional proxy soliciting materialsApr 13, 2023
    DEF 14ADefinitive proxyView DiffApr 13, 2023
    DEFA14AAdditional proxy soliciting materialsApr 14, 2022

    Other

    SDConflict minerals disclosureMay 29, 2026
    EFFECTNotice of effectivenessDec 29, 2025
    SDConflict minerals disclosureMay 30, 2025
    SDConflict minerals disclosureMay 28, 2024
    SDConflict minerals disclosureMay 31, 2023
    SDConflict minerals disclosureMay 31, 2022
    SDConflict minerals disclosureMay 26, 2021
    SDConflict minerals disclosureMay 27, 2020
    SDConflict minerals disclosureMay 8, 2019
    SDConflict minerals disclosureMay 2, 2018

    Ownership

    4Knight HeatherOct 2, 2026
    4Jiang WeiOct 2, 2026
    3Wu Tong (nmn)Aug 31, 2026
    4Kuebler Christopher AAug 7, 2026
    144Notice of proposed sale of securitiesAug 6, 2026
    4Knight HeatherJul 2, 2026
    4Jiang WeiJul 2, 2026
    4Carpio Robert L IiiJun 25, 2026
    11-KAnnual report of employee stock purchasesJun 25, 2026
    SC 13G/AFundsmith Llp Updates 4.4% Stake in Waters CorpMay 15, 2026