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FRONTIER CAPITAL MANAGEMENT CO LLC: KBR position timeline

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

FRONTIER CAPITAL MANAGEMENT CO LLC held 1,206,062 KBR shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,206,062 shares
    Change vs previous 13F -228,033 shares

    0.39% of the 13F portfolio, value $41,645,338.

    13F-HR 0001172661-26-003509 filed by FRONTIER CAPITAL MANAGEMENT CO 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 1,434,095 shares
    Change vs previous 13F +52,520 shares

    0.54% of the 13F portfolio, value $52,860,737.

    13F-HR 0001172661-26-002082 filed by FRONTIER CAPITAL MANAGEMENT CO 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 1,381,575 shares
    Change vs previous 13F +142,105 shares

    0.59% of the 13F portfolio, value $55,539,295.

    13F-HR 0001172661-26-000845 filed by FRONTIER CAPITAL MANAGEMENT CO 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 1,239,470 shares
    Change vs previous 13F +437,419 shares

    0.53% of the 13F portfolio, value $58,614,553.

    13F-HR 0001172661-25-004908 filed by FRONTIER CAPITAL MANAGEMENT CO 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 802,051 shares
    Change vs previous 13F -448,358 shares

    0.36% of the 13F portfolio, value $38,450,326.

    13F-HR 0001172661-25-003311 filed by FRONTIER CAPITAL MANAGEMENT CO 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 1,250,409 shares
    Change vs previous 13F -69,976 shares

    0.68% of the 13F portfolio, value $62,282,851.

    13F-HR 0001172661-25-002022 filed by FRONTIER CAPITAL MANAGEMENT CO 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 1,320,385 shares
    Change vs previous 13F -251,788 shares

    0.73% of the 13F portfolio, value $76,489,905.

    13F-HR 0001172661-25-001009 filed by FRONTIER CAPITAL MANAGEMENT CO 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 1,572,173 shares
    Change vs previous 13F not available

    0.96% of the 13F portfolio, value $102,395,651.

    13F-HR 0001172661-24-004972 filed by FRONTIER CAPITAL MANAGEMENT CO LLC
    Filed (acceptance time not in the bulk data set), ingested

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