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Charles Schwab Trust Co: NPK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Charles Schwab Trust Co on NPK, newest first. How the timeline and the estimate are built.

Charles Schwab Trust Co held 51,601 NPK shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 51,601 shares
    Change vs previous 13F +1,366 shares

    <0.01% of the 13F portfolio, value $6,449,609.

    13F-HR 0001752724-26-000057 filed by CHARLES SCHWAB INVESTMENT MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 50,235 shares
    Change vs previous 13F +675 shares

    <0.01% of the 13F portfolio, value $6,885,209.

    13F-HR 0001752724-26-000037 filed by CHARLES SCHWAB INVESTMENT MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 49,560 shares
    Change vs previous 13F +2,130 shares

    <0.01% of the 13F portfolio, value $5,291,026.

    13F-HR 0001752724-26-000003 filed by CHARLES SCHWAB INVESTMENT MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 47,430 shares
    Change vs previous 13F +1,867 shares

    <0.01% of the 13F portfolio, value $5,319,275.

    13F-HR 0001752724-25-215019 filed by CHARLES SCHWAB INVESTMENT MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 45,563 shares
    Change vs previous 13F -33 shares

    <0.01% of the 13F portfolio, value $4,463,351.

    13F-HR 0001752724-25-186359 filed by CHARLES SCHWAB INVESTMENT MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F/A 45,596 shares
    Change vs previous 13F -9,787 shares

    <0.01% of the 13F portfolio, value $4,008,344.

    13F-HR/A 0001752724-25-215014 filed by CHARLES SCHWAB INVESTMENT MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 55,383 shares
    Change vs previous 13F -11,165 shares

    <0.01% of the 13F portfolio, value $5,450,795.

    13F-HR 0001752724-25-020817 filed by CHARLES SCHWAB INVESTMENT MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 66,548 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $5,000,417.

    13F-HR 0001752724-24-247180 filed by CHARLES SCHWAB INVESTMENT MANAGEMENT INC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).