BERKSHIRE FUNDS
    SEC Filings

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    All SEC filings by BERKSHIRE FUNDS — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.

    Financials

    N-CSRSCertified semi-annual shareholder report (management investment company)Sep 4, 2026
    N-CENAnnual report (registered investment company)Mar 13, 2026
    N-CSRCertified annual shareholder report (management investment company)Mar 2, 2026
    N-CSRSCertified semi-annual shareholder report (management investment company)Sep 4, 2025
    N-CENAnnual report (registered investment company)Mar 7, 2025
    N-CSRCertified annual shareholder report (management investment company)Feb 21, 2025
    N-CSRSCertified semi-annual shareholder report (management investment company)Aug 28, 2024
    N-CENAnnual report (registered investment company)Mar 14, 2024
    N-CSRCertified annual shareholder report (management investment company)Mar 5, 2024
    N-CSRSCertified semi-annual shareholder report (management investment company)Sep 6, 2023

    Events

    No results found.

    Registrations and Prospectuses

    No results found.

    Proxies

    N-PXAnnual report of proxy voting recordAug 11, 2026
    N-PXAnnual report of proxy voting recordAug 13, 2025
    N-PXAnnual report of proxy voting recordAug 13, 2024
    N-PXAnnual report of proxy voting recordAug 25, 2023
    N-PXAnnual report of proxy voting recordAug 3, 2022
    N-PXAnnual report of proxy voting recordAug 30, 2021
    N-PXAnnual report of proxy voting recordAug 31, 2020
    DEF 14ADefinitive proxyJul 17, 2020
    N-PXAnnual report of proxy voting recordAug 23, 2019
    N-PXAnnual report of proxy voting recordAug 30, 2018

    Other

    CORRESPCorrespondence with SECApr 3, 2024
    CORRESPCorrespondence with SECJun 4, 2021
    CORRESPCorrespondence with SECJun 4, 2015
    CORRESPCorrespondence with SECNov 7, 2012
    CORRESPCorrespondence with SECOct 14, 2010

    Ownership

    NPORT-PBerkshire Focus Fund (jun 2026 Report)Aug 28, 2026
    NPORT-PBerkshire Focus Fund (mar 2026 Report)May 29, 2026
    NPORT-PBerkshire Focus Fund (dec 2025 Report)Feb 26, 2026
    NPORT-PBerkshire Focus Fund (sep 2025 Report)Nov 25, 2025
    NPORT-PBerkshire Focus Fund (jun 2025 Report)Aug 27, 2025
    NPORT-PBerkshire Focus Fund (mar 2025 Report)May 27, 2025
    NPORT-PBerkshire Focus Fund (dec 2024 Report)Feb 11, 2025
    NPORT-PBerkshire Focus Fund (sep 2024 Report)Nov 22, 2024
    NPORT-PBerkshire Focus Fund (jun 2024 Report)Aug 26, 2024
    NPORT-PBerkshire Focus Fund (mar 2024 Report)May 24, 2024