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Disclosery

DF DENT & CO INC: ROP position timeline

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

DF DENT & CO INC held 34,844 ROP 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 34,844 shares
    Change vs previous 13F -719 shares

    0.22% of the 13F portfolio, value $11,790,861.

    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 35,563 shares
    Change vs previous 13F -5,638 shares

    0.24% of the 13F portfolio, value $12,584,323.

    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 41,201 shares
    Change vs previous 13F -3,032 shares

    0.26% of the 13F portfolio, value $18,339,801.

    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 44,233 shares
    Change vs previous 13F -251 shares

    0.28% of the 13F portfolio, value $22,058,555.

    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 44,484 shares
    Change vs previous 13F +1,067 shares

    0.32% of the 13F portfolio, value $25,215,311.

    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 43,417 shares
    Change vs previous 13F -5,090 shares

    0.34% of the 13F portfolio, value $25,597,795.

    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 48,507 shares
    Change vs previous 13F -252 shares

    0.32% of the 13F portfolio, value $25,216,364.

    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 48,759 shares
    Change vs previous 13F not available

    0.33% of the 13F portfolio, value $27,131,470.

    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).