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SEGALL BRYANT & HAMILL, LLC: OLN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of SEGALL BRYANT & HAMILL, LLC on OLN, newest first. How the timeline and the estimate are built.

SEGALL BRYANT & HAMILL, LLC held 490,909 OLN 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 490,909 shares
    Change vs previous 13F -5,882 shares

    0.12% of the 13F portfolio, value $9,729,816.

    13F-HR 0001006378-26-000007 filed by SEGALL BRYANT & HAMILL, 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/A 496,791 shares
    Change vs previous 13F +496,791 shares

    0.21% of the 13F portfolio, value $14,769,596.

    13F-HR/A 0001006378-26-000005 filed by SEGALL BRYANT & HAMILL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -16,083 shares

    13F-HR 0001006378-25-000018 filed by SEGALL BRYANT & HAMILL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  4. period ended2025-06-30
    13F 16,083 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $323,107.

    13F-HR 0001006378-25-000014 filed by SEGALL BRYANT & HAMILL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 16,083 shares
    Change vs previous 13F -3,000 shares

    0.01% of the 13F portfolio, value $389,852.

    13F-HR 0001006378-25-000009 filed by SEGALL BRYANT & HAMILL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 19,083 shares
    Change vs previous 13F 0 shares

    0.01% of the 13F portfolio, value $645,005.

    13F-HR 0001006378-25-000003 filed by SEGALL BRYANT & HAMILL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 19,083 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $915,602.

    13F-HR 0001006378-24-000013 filed by SEGALL BRYANT & HAMILL, LLC
    Filed (acceptance time not in the bulk data set), ingested

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