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Disclosery

DF DENT & CO INC: ADI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DF DENT & CO INC on ADI, newest first. How the timeline and the estimate are built.

DF DENT & CO INC held 4,843 ADI 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 4,843 shares
    Change vs previous 13F +92 shares

    0.04% of the 13F portfolio, value $1,923,494.

    13F-HR 0000934999-26-000003 filed by DF DENT & CO INC
    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 4,751 shares
    Change vs previous 13F -4,473 shares

    0.03% of the 13F portfolio, value $1,511,483.

    13F-HR 0000934999-26-000002 filed by DF DENT & CO INC
    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 9,224 shares
    Change vs previous 13F +315 shares

    0.04% of the 13F portfolio, value $2,501,549.

    13F-HR 0000934999-26-000001 filed by DF DENT & CO INC
    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 8,909 shares
    Change vs previous 13F +516 shares

    0.03% of the 13F portfolio, value $2,188,941.

    13F-HR 0000934999-25-000008 filed by DF DENT & CO INC
    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 8,393 shares
    Change vs previous 13F +96 shares

    0.03% of the 13F portfolio, value $1,997,702.

    13F-HR 0000934999-25-000005 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 8,297 shares
    Change vs previous 13F +212 shares

    0.02% of the 13F portfolio, value $1,673,256.

    13F-HR 0000934999-25-000004 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 8,085 shares
    Change vs previous 13F +79 shares

    0.02% of the 13F portfolio, value $1,717,739.

    13F-HR 0000934999-25-000002 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 8,006 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $1,842,792.

    13F-HR 0000934999-24-000013 filed by DF DENT & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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