NUVEEN CALIFORNIA SELECT TAX FREE INCOME PORTFOLIO
    SEC Filings

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    All SEC filings by NUVEEN CALIFORNIA SELECT TAX FREE INCOME PORTFOLIO (NXC) — annual and quarterly reports, current reports, registrations, proxies and ownership forms, updated in real time.

    Financials

    N-CENAnnual report (registered investment company)May 13, 2026
    N-CSRSCertified semi-annual shareholder report (management investment company)Nov 6, 2025
    N-CSR/ACertified annual shareholder report (management investment company)Jul 2, 2025
    N-CENAnnual report (registered investment company)May 13, 2025
    N-CSRCertified annual shareholder report (management investment company)May 7, 2025
    N-CSRSCertified semi-annual shareholder report (management investment company)Nov 8, 2024
    N-CENAnnual report (registered investment company)May 14, 2024
    N-CSRCertified annual shareholder report (management investment company)May 3, 2024
    N-CSRSCertified semi-annual shareholder report (management investment company)Nov 3, 2023
    N-CENAnnual report (registered investment company)May 15, 2023

    Events

    8-KRegulation Fd DisclosureMar 6, 2024
    8-KDeparture of Directors or Certain OfficersOct 13, 2023
    8-KCertain Nuveen Closed-End Funds Announce Board’s Approval of Suspension of Previously Adopted Control Share By-LawFeb 25, 2022
    8-KCertain Nuveen Closed-End Funds Announce the Board’s Approval of Amended and Restated By-Laws of the FundsOct 6, 2020

    Registrations and Prospectuses

    25-NSEExchange delistingJan 12, 2026
    425Business combination disclosureNov 14, 2025
    425Business combination disclosureNov 6, 2025
    425Business combination disclosureOct 29, 2025
    425Business combination disclosureOct 20, 2025
    425Business combination disclosureSep 9, 2025
    424B3Prospectus supplementOct 31, 2024
    424B3Prospectus supplementMay 20, 2024
    424B3Prospectus supplementJan 2, 2024
    424B3Prospectus supplementOct 24, 2023

    Proxies

    N-PXAnnual report of proxy voting recordAug 17, 2026
    N-PXAnnual report of proxy voting recordAug 22, 2025
    N-PXAnnual report of proxy voting recordAug 28, 2024
    DEF 14ADefinitive proxyView DiffJun 27, 2024
    N-PXAnnual report of proxy voting recordAug 21, 2023
    DEF 14ADefinitive proxyView DiffJun 30, 2023
    N-PXAnnual report of proxy voting recordAug 22, 2022
    DEF 14ADefinitive proxyView DiffJun 28, 2022
    N-PXAnnual report of proxy voting recordAug 16, 2021
    DEF 14ADefinitive proxyView DiffJun 25, 2021

    Other

    EFFECTNotice of effectivenessAug 7, 2023
    CORRESPCorrespondence with SECAug 1, 2023
    CORRESPCorrespondence with SECMay 9, 2023
    CORRESPCorrespondence with SECApr 9, 2021
    CORRESPCorrespondence with SECJul 5, 2018
    EFFECTNotice of effectivenessAug 16, 2017
    CORRESPCorrespondence with SECAug 11, 2017
    CORRESPCorrespondence with SECJul 14, 2017
    CORRESPCorrespondence with SECJul 21, 2015
    CORRESPCorrespondence with SECApr 19, 2013

    Ownership

    3Doshi ParthAug 31, 2026
    3Joseph CastroFeb 23, 2026
    NPORT-PNuveen California Select Tax-Free Income Portfolio (nov 2025 Report)Jan 28, 2026
    3Robert Tanner PageOct 29, 2025
    NPORT-PNuveen California Select Tax-Free Income Portfolio (aug 2025 Report)Oct 27, 2025
    NPORT-PNuveen California Select Tax-Free Income Portfolio (may 2025 Report)Jul 28, 2025
    NPORT-PNuveen California Select Tax-Free Income Portfolio (feb 2025 Report)Apr 28, 2025
    NPORT-PNuveen California Select Tax-Free Income Portfolio (nov 2024 Report)Jan 27, 2025
    3Marc CardellaDec 3, 2024
    NPORT-PNuveen California Select Tax-Free Income Portfolio (aug 2024 Report)Oct 28, 2024