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CITADEL ADVISORS LLC: TTEK position timeline

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

CITADEL ADVISORS LLC held 1,287,534 TTEK shares at 2026-06-30 per its 13F-HR/A filed 2026-09-02.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 1,287,534 shares
    Change vs previous 13F -453,377 shares

    0.02% of the 13F portfolio, value $37,196,858.

    13F-HR/A 0001104659-26-104387 filed by CITADEL ADVISORS LLC
    Accepted , ingested

  2. period ended2026-03-31
    13F 1,740,911 shares
    Change vs previous 13F +1,690,318 shares

    0.04% of the 13F portfolio, value $52,436,239.

    13F-HR 0001104659-26-062477 filed by CITADEL ADVISORS LLC
    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 50,593 shares
    Change vs previous 13F -948,776 shares

    <0.01% of the 13F portfolio, value $1,696,889.

    13F-HR 0001104659-26-016408 filed by CITADEL ADVISORS LLC
    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 999,369 shares
    Change vs previous 13F -1,874,191 shares

    0.03% of the 13F portfolio, value $33,358,937.

    13F-HR 0001104659-25-112514 filed by CITADEL ADVISORS LLC
    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 2,873,560 shares
    Change vs previous 13F +670,241 shares

    0.09% of the 13F portfolio, value $103,333,217.

    13F-HR 0001104659-25-078555 filed by CITADEL ADVISORS LLC
    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 2,203,319 shares
    Change vs previous 13F +1,555,533 shares

    0.06% of the 13F portfolio, value $64,447,081.

    13F-HR 0000950123-25-005687 filed by CITADEL ADVISORS LLC
    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 647,786 shares
    Change vs previous 13F +182,339 shares

    0.02% of the 13F portfolio, value $25,807,794.

    13F-HR 0000950123-25-002739 filed by CITADEL ADVISORS LLC
    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 465,447 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $21,950,481.

    13F-HR 0000950123-24-011767 filed by CITADEL ADVISORS LLC
    Filed (acceptance time not in the bulk data set), ingested

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