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Disclosery

RHUMBLINE ADVISERS: CSTM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RHUMBLINE ADVISERS on CSTM, newest first. How the timeline and the estimate are built.

RHUMBLINE ADVISERS held 171,961 CSTM 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 171,961 shares
    Change vs previous 13F +14,545 shares

    <0.01% of the 13F portfolio, value $5,480,387.

    13F-HR 0001115418-26-000005 filed by RHUMBLINE ADVISERS
    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 157,416 shares
    Change vs previous 13F -18,392 shares

    <0.01% of the 13F portfolio, value $3,869,277.

    13F-HR 0001115418-26-000003 filed by RHUMBLINE ADVISERS
    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 175,808 shares
    Change vs previous 13F -34,659 shares

    <0.01% of the 13F portfolio, value $3,313,970.

    13F-HR 0001115418-26-000002 filed by RHUMBLINE ADVISERS
    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 210,467 shares
    Change vs previous 13F -3,838 shares

    <0.01% of the 13F portfolio, value $3,131,735.

    13F-HR 0001115418-25-000021 filed by RHUMBLINE ADVISERS
    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 214,305 shares
    Change vs previous 13F +27,646 shares

    <0.01% of the 13F portfolio, value $2,850,246.

    13F-HR 0001115418-25-000017 filed by RHUMBLINE ADVISERS
    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/A 186,659 shares
    Change vs previous 13F +15,581 shares

    <0.01% of the 13F portfolio, value $1,883,381.

    13F-HR/A 0001115418-25-000005 filed by RHUMBLINE ADVISERS
    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/A 171,078 shares
    Change vs previous 13F -5,675 shares

    <0.01% of the 13F portfolio, value $1,756,960.

    13F-HR/A 0001115418-25-000006 filed by RHUMBLINE ADVISERS
    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 176,753 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,873,990.

    13F-HR 0001115418-24-000011 filed by RHUMBLINE ADVISERS
    Filed (acceptance time not in the bulk data set), ingested

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