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Disclosery

Janus Henderson: BLDR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Janus Henderson on BLDR, newest first. How the timeline and the estimate are built.

Janus Henderson held 826,290 BLDR 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 826,290 shares
    Share basis changed not comparable

    Membership change: Jupiter Topco LLC joined the group. 0.03% of the 13F portfolio, value $73,935,234.

    13F-HR 0001085146-26-000611 filed by Jupiter Topco LLC
    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/A 688,745 shares
    Change vs previous 13F -44,111 shares

    0.03% of the 13F portfolio, value $56,704,326.

    13F-HR/A 0001085146-26-000420 filed by JANUS HENDERSON GROUP PLC
    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 732,856 shares
    Change vs previous 13F +58,590 shares

    0.03% of the 13F portfolio, value $75,403,622.

    13F-HR 0001085146-26-000226 filed by JANUS HENDERSON GROUP PLC
    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 674,266 shares
    Change vs previous 13F -184,992 shares

    0.04% of the 13F portfolio, value $81,755,146.

    13F-HR 0001085146-25-005993 filed by JANUS HENDERSON GROUP PLC
    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 859,258 shares
    Change vs previous 13F +441,808 shares

    0.05% of the 13F portfolio, value $100,266,520.

    13F-HR 0001085146-25-005104 filed by JANUS HENDERSON GROUP PLC
    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 417,450 shares
    Change vs previous 13F +405,313 shares

    0.03% of the 13F portfolio, value $51,977,316.

    13F-HR 0001085146-25-003208 filed by JANUS HENDERSON GROUP PLC
    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 12,137 shares
    Change vs previous 13F -449 shares

    <0.01% of the 13F portfolio, value $1,734,801.

    13F-HR 0001085146-25-001531 filed by JANUS HENDERSON GROUP PLC
    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 12,586 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $2,441,514.

    13F-HR 0001085146-24-005765 filed by JANUS HENDERSON GROUP PLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).