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DF DENT & CO INC: HAYW position timeline

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

DF DENT & CO INC held 2,192,729 HAYW 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 2,192,729 shares
    Change vs previous 13F +38,373 shares

    0.72% of the 13F portfolio, value $37,956,147.

    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 2,154,356 shares
    Change vs previous 13F -122,747 shares

    0.55% of the 13F portfolio, value $28,825,289.

    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 2,277,103 shares
    Change vs previous 13F -43,688 shares

    0.51% of the 13F portfolio, value $35,181,234.

    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 2,320,791 shares
    Change vs previous 13F +303,855 shares

    0.45% of the 13F portfolio, value $35,090,357.

    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 2,016,936 shares
    Change vs previous 13F +536,091 shares

    0.35% of the 13F portfolio, value $27,833,714.

    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 1,480,845 shares
    Change vs previous 13F -33,878 shares

    0.28% of the 13F portfolio, value $20,613,367.

    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 1,514,723 shares
    Change vs previous 13F +724,043 shares

    0.29% of the 13F portfolio, value $23,160,117.

    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 790,680 shares
    Change vs previous 13F not available

    0.15% of the 13F portfolio, value $12,129,037.

    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).