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Disclosery

ALLIANCEBERNSTEIN L.P.: GHM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ALLIANCEBERNSTEIN L.P. on GHM, newest first. How the timeline and the estimate are built.

ALLIANCEBERNSTEIN L.P. held 11,005 GHM shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 11,005 shares
    Change vs previous 13F +2,700 shares

    <0.01% of the 13F portfolio, value $868,515.

    13F-HR 0001109448-26-000261 filed by ALLIANCEBERNSTEIN L.P.
    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 8,305 shares
    Change vs previous 13F 0 shares

    <0.01% of the 13F portfolio, value $533,430.

    13F-HR 0001109448-26-000101 filed by ALLIANCEBERNSTEIN L.P.
    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 8,305 shares
    Change vs previous 13F +3,000 shares

    <0.01% of the 13F portfolio, value $533,430.

    13F-HR 0001109448-26-000021 filed by ALLIANCEBERNSTEIN L.P.
    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 5,305 shares
    Change vs previous 13F -1,530 shares

    <0.01% of the 13F portfolio, value $291,245.

    13F-HR 0001109448-25-000079 filed by ALLIANCEBERNSTEIN L.P.
    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 6,835 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $338,401.

    13F-HR 0001532155-25-000161 filed by ALLIANCEBERNSTEIN L.P.
    Filed (acceptance time not in the bulk data set), ingested

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