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TRILLIUM ASSET MANAGEMENT, LLC: TTEK position timeline

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

TRILLIUM ASSET MANAGEMENT, LLC held 647,910 TTEK shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 647,910 shares
    Change vs previous 13F +47,525 shares

    0.58% of the 13F portfolio, value $18,718,159.

    13F-HR 0000884541-26-000004 filed by TRILLIUM ASSET MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F 600,385 shares
    Change vs previous 13F +209,056 shares

    0.62% of the 13F portfolio, value $18,608,006.

    13F-HR 0000884541-26-000003 filed by TRILLIUM ASSET MANAGEMENT, 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 391,329 shares
    Change vs previous 13F -27,392 shares

    0.41% of the 13F portfolio, value $13,315,864.

    13F-HR 0000884541-26-000002 filed by TRILLIUM ASSET MANAGEMENT, 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 418,721 shares
    Change vs previous 13F -4,307 shares

    0.37% of the 13F portfolio, value $13,976,811.

    13F-HR 0000884541-25-000003 filed by TRILLIUM ASSET MANAGEMENT, 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 423,028 shares
    Change vs previous 13F -12,956 shares

    0.41% of the 13F portfolio, value $15,211,734.

    13F-HR 0001085146-25-004557 filed by TRILLIUM ASSET MANAGEMENT, 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 435,984 shares
    Change vs previous 13F -80,547 shares

    0.37% of the 13F portfolio, value $12,752,161.

    13F-HR 0001085146-25-002992 filed by TRILLIUM ASSET MANAGEMENT, 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 516,531 shares
    Change vs previous 13F -13,926 shares

    0.53% of the 13F portfolio, value $20,578,261.

    13F-HR 0001085146-25-000967 filed by TRILLIUM ASSET MANAGEMENT, 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 530,457 shares
    Change vs previous 13F not available

    0.61% of the 13F portfolio, value $25,016,064.

    13F-HR 0001085146-24-005416 filed by TRILLIUM ASSET MANAGEMENT, LLC
    Filed (acceptance time not in the bulk data set), ingested

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