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VANGUARD GROUP INC: KOPN position timeline

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

VANGUARD GROUP INC held 11,100,924 KOPN 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 11,100,924 shares
    Change vs previous 13F +355,588 shares

    <0.01% of the 13F portfolio, value $49,732,140.

    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: 1,222,901 shares
    • Vanguard Personalized Indexing Management, LLC: 24,627 shares
    • Vanguard Global Advisers, LLC: 103,339 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 7,734,272 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 2,015,785 shares

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

  2. period ended2026-03-31
    13F/A 10,745,336 shares
    Change vs previous 13F -109,379 shares

    <0.01% of the 13F portfolio, value $24,177,007.

    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: 1,287,050 shares
    • Vanguard Personalized Indexing Management, LLC: 22,525 shares
    • Vanguard Global Advisers, LLC: 76,444 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 7,685,667 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 1,673,650 shares

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

  3. period ended2025-12-31
    13F 10,854,715 shares
    Change vs previous 13F +1,457,696 shares

    <0.01% of the 13F portfolio, value $25,400,033.

    13F-HR 0000102909-26-000031 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 10,833,845 shares
    • Vanguard Personalized Indexing Management, LLC: 20,870 shares

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

  4. period ended2025-09-30
    13F 9,397,019 shares
    Change vs previous 13F +945,662 shares

    <0.01% of the 13F portfolio, value $22,834,756.

    13F-HR 0000102909-25-000353 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 9,376,264 shares
    • Vanguard Personalized Indexing Management, LLC: 20,755 shares

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

  5. period ended2025-06-30
    13F 8,451,357 shares
    Change vs previous 13F +1,039,914 shares

    <0.01% of the 13F portfolio, value $12,930,576.

    13F-HR 0001752724-25-185843 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 8,430,602 shares
    • Vanguard Personalized Indexing Management, LLC: 20,755 shares

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

  6. period ended2025-03-31
    13F 7,411,443 shares
    Change vs previous 13F +1,388,525 shares

    <0.01% of the 13F portfolio, value $6,907,469.

    13F-HR 0001752724-25-099331 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 7,392,986 shares
    • Vanguard Personalized Indexing Management, LLC: 18,457 shares

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

  7. period ended2024-12-31
    13F 6,022,918 shares
    Change vs previous 13F +824,919 shares

    <0.01% of the 13F portfolio, value $8,191,168.

    13F-HR 0001752724-25-022205 filed by VANGUARD GROUP INC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD GROUP INC: 6,010,209 shares
    • Vanguard Personalized Indexing Management, LLC: 12,709 shares

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

  8. period ended2024-09-30
    13F 5,197,999 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $3,794,540.

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

    • VANGUARD GROUP INC: 5,187,450 shares
    • Vanguard Personalized Indexing Management, LLC: 10,549 shares

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