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Disclosery

Kailix Advisors LLC: BLDR position timeline

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

Kailix Advisors LLC held 10,000 BLDR shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 10,000 shares
    Change vs previous 13F +10,000 shares

    0.86% of the 13F portfolio, value $894,800.

    13F-HR 0001951757-26-001235 filed by Kailix Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -63,495 shares

    13F-HR 0001951757-25-001293 filed by Kailix Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  3. period ended2025-06-30
    13F 63,495 shares
    Change vs previous 13F +340 shares

    11.47% of the 13F portfolio, value $7,409,232.

    13F-HR 0001951757-25-001090 filed by Kailix Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-03-31
    13F 63,155 shares
    Change vs previous 13F +5,690 shares

    8.87% of the 13F portfolio, value $7,890,586.

    13F-HR 0001951757-25-000504 filed by Kailix Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F 57,465 shares
    Change vs previous 13F not available

    6.88% of the 13F portfolio, value $8,213,472.

    13F-HR 0001951757-25-000214 filed by Kailix Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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