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Disclosery

MARTINGALE ASSET MANAGEMENT L P: ATROB position timeline

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

MARTINGALE ASSET MANAGEMENT L P held 6,509 ATROB 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 6,509 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $494,684.

    13F-HR 0000936944-26-000006 filed by MARTINGALE ASSET MANAGEMENT L P
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec ยง4.2).