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Disclosery

ACK Asset Management LLC: MEI position timeline

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

ACK Asset Management LLC held 877,500 MEI 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 877,500 shares
    Change vs previous 13F not available

    1.94% of the 13F portfolio, value $16,646,175.

    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 ยง4.2).