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Disclosery

ACK Asset Management LLC: ROG position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of ACK Asset Management LLC on ROG, newest first. How the timeline and the estimate are built.

ACK Asset Management LLC held 0 ROG 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 0 shares
    Change vs previous 13F -475,000 shares

    13F-HR 0001510940-26-000005 filed by ACK Asset Management 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.

  2. period ended2026-03-31
    13F 475,000 shares
    Change vs previous 13F +38,293 shares

    6.36% of the 13F portfolio, value $50,981,750.

    13F-HR 0001510940-26-000004 filed by ACK Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 436,707 shares
    Change vs previous 13F +436,707 shares

    5.02% of the 13F portfolio, value $39,989,260.

    13F-HR 0001510940-26-000001 filed by ACK Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -517,500 shares

    13F-HR 0001510940-25-000005 filed by ACK Asset Management 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.

  5. period ended2025-03-31
    13F 517,500 shares
    Change vs previous 13F -62,500 shares

    5.74% of the 13F portfolio, value $34,946,775.

    13F-HR 0001510940-25-000002 filed by ACK Asset Management 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 580,000 shares
    Change vs previous 13F -10,000 shares

    7.9% of the 13F portfolio, value $58,933,800.

    13F-HR 0000899140-25-000241 filed by ACK Asset Management 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 590,000 shares
    Change vs previous 13F not available

    8.24% of the 13F portfolio, value $66,675,900.

    13F-HR 0000899140-24-001197 filed by ACK Asset Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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