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OSTRUM ASSET MANAGEMENT: AER position timeline

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

OSTRUM ASSET MANAGEMENT held 28,523 AER 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 28,523 shares
    Change vs previous 13F +2,305 shares

    0.2% of the 13F portfolio, value $4,158,083.

    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 26,218 shares
    Change vs previous 13F +16,335 shares

    0.2% of the 13F portfolio, value $3,596,585.

    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 9,883 shares
    Change vs previous 13F +3,664 shares

    0.07% of the 13F portfolio, value $1,420,780.

    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 6,219 shares
    Change vs previous 13F +3,184 shares

    0.03% of the 13F portfolio, value $752,499.

    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 3,035 shares
    Change vs previous 13F -898 shares

    0.02% of the 13F portfolio, value $355,095.

    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 3,933 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $401,835.

    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).