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VANGUARD GROUP INC: ARDX position timeline

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

VANGUARD GROUP INC held 20,593,596 ARDX 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 20,593,596 shares
    Change vs previous 13F +1,536,961 shares

    <0.01% of the 13F portfolio, value $105,027,338.

    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: 1,754,819 shares
    • Vanguard Investments Australia, Ltd.: 61,084 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 166,521 shares
    • Vanguard Personalized Indexing Management, LLC: 0 shares
    • Vanguard Global Advisers, LLC: 112,904 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 10,471,494 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 8,026,774 shares

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

  2. period ended2026-03-31
    13F/A 19,056,635 shares
    Change vs previous 13F +77,152 shares

    <0.01% of the 13F portfolio, value $114,149,244.

    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: 1,678,111 shares
    • Vanguard Investments Australia, Ltd.: 61,084 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 166,521 shares
    • Vanguard Personalized Indexing Management, LLC: 10,810 shares
    • Vanguard Global Advisers, LLC: 112,904 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 10,365,512 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 6,661,693 shares

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

  3. period ended2025-12-31
    13F 18,979,483 shares
    Change vs previous 13F +610,162 shares

    <0.01% of the 13F portfolio, value $110,650,386.

    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 18,369,321 shares
    Change vs previous 13F +2,337,672 shares

    <0.01% of the 13F portfolio, value $101,214,959.

    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 16,031,649 shares
    Change vs previous 13F +1,034,415 shares

    <0.01% of the 13F portfolio, value $62,844,064.

    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 14,997,234 shares
    Change vs previous 13F +634,575 shares

    <0.01% of the 13F portfolio, value $73,636,418.

    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 14,362,659 shares
    Change vs previous 13F +767,111 shares

    <0.01% of the 13F portfolio, value $72,818,682.

    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 13,595,548 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $93,673,326.

    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).