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OSTRUM ASSET MANAGEMENT: BLK position timeline

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

OSTRUM ASSET MANAGEMENT held 801 BLK 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 801 shares
    Change vs previous 13F +579 shares

    0.04% of the 13F portfolio, value $770,210.

    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 222 shares
    Change vs previous 13F -1,336 shares

    0.01% of the 13F portfolio, value $213,500.

    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 1,558 shares
    Change vs previous 13F -42 shares

    0.08% of the 13F portfolio, value $1,667,590.

    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 1,600 shares
    Change vs previous 13F -132 shares

    0.08% of the 13F portfolio, value $1,865,392.

    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 1,732 shares
    Change vs previous 13F +6 shares

    0.09% of the 13F portfolio, value $1,817,301.

    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 1,726 shares
    Change vs previous 13F -9 shares

    0.09% of the 13F portfolio, value $1,633,624.

    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 1,735 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $1,778,566.

    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).