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Disclosery

DF DENT & CO INC: MKTX position timeline

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

DF DENT & CO INC held 39,303 MKTX 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 39,303 shares
    Change vs previous 13F -1,697 shares

    0.08% of the 13F portfolio, value $4,460,452.

    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 41,000 shares
    Change vs previous 13F -1,116 shares

    0.13% of the 13F portfolio, value $6,764,137.

    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 42,116 shares
    Change vs previous 13F +110 shares

    0.11% of the 13F portfolio, value $7,633,484.

    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 42,006 shares
    Change vs previous 13F -4,120 shares

    0.09% of the 13F portfolio, value $7,319,612.

    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 46,126 shares
    Change vs previous 13F not available

    0.13% of the 13F portfolio, value $10,301,787.

    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).