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Disclosery

DF DENT & CO INC: WSO position timeline

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

DF DENT & CO INC held 22,864 WSO 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 22,864 shares
    Change vs previous 13F +28 shares

    0.18% of the 13F portfolio, value $9,527,951.

    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 22,836 shares
    Change vs previous 13F +1,236 shares

    0.16% of the 13F portfolio, value $8,307,451.

    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 21,600 shares
    Change vs previous 13F -9 shares

    0.1% of the 13F portfolio, value $7,278,090.

    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 21,609 shares
    Change vs previous 13F +1,126 shares

    0.11% of the 13F portfolio, value $8,736,707.

    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 20,483 shares
    Change vs previous 13F +1,863 shares

    0.11% of the 13F portfolio, value $9,045,625.

    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 18,620 shares
    Change vs previous 13F -549 shares

    0.13% of the 13F portfolio, value $9,464,755.

    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 19,169 shares
    Change vs previous 13F +6 shares

    0.12% of the 13F portfolio, value $9,084,090.

    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 19,163 shares
    Change vs previous 13F not available

    0.11% of the 13F portfolio, value $9,425,843.

    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).