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VANGUARD GROUP INC: TTEK position timeline

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

VANGUARD GROUP INC held 26,226,790 TTEK 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 26,226,790 shares
    Change vs previous 13F -142,849 shares

    0.01% of the 13F portfolio, value $757,691,962.

    13F-HR 0002100121-26-001018 filed by VANGUARD PORTFOLIO MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD FIDUCIARY TRUST CO: 1,643,323 shares
    • Vanguard Investments Australia, Ltd.: 62,891 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 202,270 shares
    • Vanguard Personalized Indexing Management, LLC: 25,002 shares
    • Vanguard Global Advisers, LLC: 99,596 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 11,725,738 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 12,467,970 shares

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

  2. period ended2026-03-31
    13F/A 26,369,639 shares
    Change vs previous 13F +532,569 shares

    0.01% of the 13F portfolio, value $794,253,527.

    13F-HR 0002100121-26-000861 filed by VANGUARD PORTFOLIO MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    • VANGUARD FIDUCIARY TRUST CO: 1,628,344 shares
    • Vanguard Investments Australia, Ltd.: 62,891 shares
    • VANGUARD ASSET MANAGEMENT, Ltd: 189,947 shares
    • Vanguard Personalized Indexing Management, LLC: 31,439 shares
    • Vanguard Global Advisers, LLC: 104,773 shares
    • VANGUARD CAPITAL MANAGEMENT LLC: 11,709,151 shares
    • VANGUARD PORTFOLIO MANAGEMENT LLC: 12,643,094 shares

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

  3. period ended2025-12-31
    13F 25,837,070 shares
    Change vs previous 13F -497,983 shares

    0.01% of the 13F portfolio, value $866,575,328.

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

    • VANGUARD GROUP INC: 25,800,544 shares
    • Vanguard Personalized Indexing Management, LLC: 36,526 shares

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

  4. period ended2025-09-30
    13F 26,335,053 shares
    Change vs previous 13F -279,432 shares

    0.01% of the 13F portfolio, value $879,064,124.

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

    • VANGUARD GROUP INC: 26,301,722 shares
    • Vanguard Personalized Indexing Management, LLC: 33,331 shares

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

  5. period ended2025-06-30
    13F 26,614,485 shares
    Change vs previous 13F -595,729 shares

    0.02% of the 13F portfolio, value $957,056,939.

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

    • VANGUARD GROUP INC: 26,581,181 shares
    • Vanguard Personalized Indexing Management, LLC: 33,304 shares

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

  6. period ended2025-03-31
    13F 27,210,214 shares
    Change vs previous 13F +1,274,363 shares

    0.01% of the 13F portfolio, value $795,898,762.

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

    • VANGUARD GROUP INC: 27,185,795 shares
    • Vanguard Personalized Indexing Management, LLC: 24,419 shares

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

  7. period ended2024-12-31
    13F 25,935,851 shares
    Change vs previous 13F +126,443 shares

    0.02% of the 13F portfolio, value $1,033,284,270.

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

    • VANGUARD GROUP INC: 25,912,103 shares
    • Vanguard Personalized Indexing Management, LLC: 23,748 shares

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

  8. period ended2024-09-30
    13F 25,809,408 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $1,217,171,688.

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

    • VANGUARD GROUP INC: 25,784,346 shares
    • Vanguard Personalized Indexing Management, LLC: 25,062 shares

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