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OSTRUM ASSET MANAGEMENT: ATO position timeline

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

OSTRUM ASSET MANAGEMENT held 3,677 ATO 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 3,677 shares
    Change vs previous 13F 0 shares

    0.03% of the 13F portfolio, value $633,437.

    13F-HR 0001104659-26-095882 filed by OSTRUM ASSET MANAGEMENT
    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 3,677 shares
    Change vs previous 13F -2,587 shares

    0.04% of the 13F portfolio, value $679,215.

    13F-HR 0001104659-26-061164 filed by OSTRUM ASSET MANAGEMENT
    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 6,264 shares
    Change vs previous 13F -2,076 shares

    0.05% of the 13F portfolio, value $1,050,034.

    13F-HR 0001104659-26-015183 filed by OSTRUM ASSET MANAGEMENT
    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 8,340 shares
    Change vs previous 13F +2,136 shares

    0.06% of the 13F portfolio, value $1,424,055.

    13F-HR 0001104659-25-111991 filed by OSTRUM ASSET MANAGEMENT
    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 6,204 shares
    Change vs previous 13F -3,709 shares

    0.04% of the 13F portfolio, value $956,098.

    13F-HR 0001104659-25-077550 filed by OSTRUM ASSET MANAGEMENT
    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 9,913 shares
    Change vs previous 13F -6,758 shares

    0.08% of the 13F portfolio, value $1,532,352.

    13F-HR 0001104659-25-048517 filed by OSTRUM ASSET MANAGEMENT
    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 16,671 shares
    Change vs previous 13F -8,043 shares

    0.2% of the 13F portfolio, value $2,321,770.

    13F-HR 0001104659-25-012937 filed by OSTRUM ASSET MANAGEMENT
    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 24,714 shares
    Change vs previous 13F not available

    0.28% of the 13F portfolio, value $3,428,079.

    13F-HR 0001104659-24-117692 filed by OSTRUM ASSET MANAGEMENT
    Filed (acceptance time not in the bulk data set), ingested

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