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VANGUARD GROUP INC: ZBIO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of VANGUARD GROUP INC on ZBIO, newest first. How the timeline and the estimate are built.

VANGUARD GROUP INC held 1,954,511 ZBIO shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,954,511 shares
    Change vs previous 13F +242,641 shares

    <0.01% of the 13F portfolio, value $49,605,490.

    13F-HR 0002100119-26-001527 filed by VANGUARD CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD FIDUCIARY TRUST CO: 254,623 shares
    • Vanguard Investments Australia, Ltd.: 4,199 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 20,623 shares
    • Vanguard Global Advisers, LLC: 15,332 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 1,354,864 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 304,870 shares

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

  2. period ended2026-03-31
    13F/A 1,711,870 shares
    Change vs previous 13F +258,805 shares

    <0.01% of the 13F portfolio, value $33,467,058.

    13F-HR/A 0002100119-26-001311 filed by VANGUARD CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD FIDUCIARY TRUST CO: 179,388 shares
    • Vanguard Investments Australia, Ltd.: 4,199 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 10,642 shares
    • Vanguard Global Advisers, LLC: 20,840 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 1,245,391 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 251,410 shares

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

  3. period ended2025-12-31
    13F 1,453,065 shares
    Change vs previous 13F +290,307 shares

    <0.01% of the 13F portfolio, value $52,760,791.

    13F-HR 0000102909-26-000031 filed by VANGUARD GROUP 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 1,162,758 shares
    Change vs previous 13F +170,546 shares

    <0.01% of the 13F portfolio, value $25,813,227.

    13F-HR 0000102909-25-000353 filed by VANGUARD GROUP 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 992,212 shares
    Change vs previous 13F +16,306 shares

    <0.01% of the 13F portfolio, value $9,614,534.

    13F-HR 0001752724-25-185843 filed by VANGUARD GROUP 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 975,906 shares
    Change vs previous 13F -3,417 shares

    <0.01% of the 13F portfolio, value $7,709,657.

    13F-HR 0001752724-25-099331 filed by VANGUARD GROUP 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 979,323 shares
    Change vs previous 13F +829,323 shares

    <0.01% of the 13F portfolio, value $8,020,656.

    13F-HR 0001752724-25-022205 filed by VANGUARD GROUP 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 150,000 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,538,000.

    13F-HR 0001752724-24-248565 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

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