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Disclosery

DF DENT & CO INC: ADP position timeline

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

DF DENT & CO INC held 15,168 ADP 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 15,168 shares
    Change vs previous 13F -2,064 shares

    0.06% of the 13F portfolio, value $3,396,874.

    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 17,232 shares
    Change vs previous 13F -4,661 shares

    0.07% of the 13F portfolio, value $3,501,198.

    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 21,893 shares
    Change vs previous 13F +455 shares

    0.08% of the 13F portfolio, value $5,631,536.

    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 21,438 shares
    Change vs previous 13F +4,800 shares

    0.08% of the 13F portfolio, value $6,292,053.

    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 16,638 shares
    Change vs previous 13F +333 shares

    0.07% of the 13F portfolio, value $5,131,159.

    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 16,305 shares
    Change vs previous 13F -103 shares

    0.07% of the 13F portfolio, value $4,981,667.

    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 16,408 shares
    Change vs previous 13F +23 shares

    0.06% of the 13F portfolio, value $4,803,114.

    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 16,385 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $4,534,268.

    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).