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CONGRESS ASSET MANAGEMENT CO: MDB position timeline

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

CONGRESS ASSET MANAGEMENT CO held 502,346 MDB shares at 2026-09-30 per its 13F-HR filed 2026-10-06.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 502,346 shares
    Change vs previous 13F -8,881 shares

    1.13% of the 13F portfolio, value $175,122,765.

    13F-HR 0000897378-26-000015 filed by CONGRESS ASSET MANAGEMENT CO
    Accepted , ingested

  2. period ended2026-06-30
    13F 511,227 shares
    Change vs previous 13F +209,330 shares

    1.06% of the 13F portfolio, value $171,721,149.

    13F-HR 0000897378-26-000010 filed by CONGRESS ASSET MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 301,897 shares
    Change vs previous 13F +201,203 shares

    0.53% of the 13F portfolio, value $73,895,329.

    13F-HR 0000897378-26-000005 filed by CONGRESS ASSET MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 100,694 shares
    Change vs previous 13F not available

    0.3% of the 13F portfolio, value $42,260,265.

    13F-HR 0000897378-26-000002 filed by CONGRESS ASSET MANAGEMENT CO
    Filed (acceptance time not in the bulk data set), ingested

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