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GW&K Investment Management, LLC: AGIO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GW&K Investment Management, LLC on AGIO, newest first. How the timeline and the estimate are built.

GW&K Investment Management, LLC held 1,206,615 AGIO shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,206,615 shares
    Change vs previous 13F -8,286 shares

    0.35% of the 13F portfolio, value $44,777,000.

    13F-HR 0001082917-26-000003 filed by GW&K Investment 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 1,214,901 shares
    Change vs previous 13F +7,600 shares

    0.36% of the 13F portfolio, value $41,101,000.

    13F-HR 0001082917-26-000002 filed by GW&K Investment 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 1,207,301 shares
    Change vs previous 13F +354,359 shares

    0.28% of the 13F portfolio, value $32,863,000.

    13F-HR 0001082917-26-000001 filed by GW&K Investment 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 852,942 shares
    Change vs previous 13F -15,676 shares

    0.3% of the 13F portfolio, value $34,238,000.

    13F-HR 0001082917-25-000007 filed by GW&K Investment 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 868,618 shares
    Change vs previous 13F +51,092 shares

    0.26% of the 13F portfolio, value $28,890,000.

    13F-HR 0001082917-25-000004 filed by GW&K Investment 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 817,526 shares
    Change vs previous 13F +134,063 shares

    0.22% of the 13F portfolio, value $23,954,000.

    13F-HR 0001082917-25-000003 filed by GW&K Investment 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 683,463 shares
    Change vs previous 13F +52,517 shares

    0.19% of the 13F portfolio, value $22,458,000.

    13F-HR 0001082917-25-000001 filed by GW&K Investment 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 630,946 shares
    Change vs previous 13F not available

    0.24% of the 13F portfolio, value $28,033,000.

    13F-HR 0001082917-24-000006 filed by GW&K Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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