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Giverny Capital Inc.: BLDR position timeline

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

Giverny Capital Inc. held 91,464 BLDR shares at 2026-06-30 per its 13F-HR/A filed 2026-08-26.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F/A 91,464 shares
    Change vs previous 13F -349 shares

    0.28% of the 13F portfolio, value $8,184,199.

    13F-HR/A 0001641864-26-000010 filed by Giverny Capital 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 91,813 shares
    Change vs previous 13F +1,829 shares

    0.28% of the 13F portfolio, value $7,558,964.

    13F-HR 0001641864-26-000004 filed by Giverny Capital 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 89,984 shares
    Change vs previous 13F +2,888 shares

    0.31% of the 13F portfolio, value $9,258,454.

    13F-HR 0001641864-26-000002 filed by Giverny Capital 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/A 87,096 shares
    Change vs previous 13F -221 shares

    0.36% of the 13F portfolio, value $10,560,390.

    13F-HR/A 0001641864-25-000012 filed by Giverny Capital 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 87,317 shares
    Change vs previous 13F +4,872 shares

    0.35% of the 13F portfolio, value $10,189,021.

    13F-HR 0001641864-25-000007 filed by Giverny Capital 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/A 82,445 shares
    Change vs previous 13F not available

    0.38% of the 13F portfolio, value $10,300,678.

    13F-HR/A 0001641864-25-000006 filed by Giverny Capital Inc.
    Filed (acceptance time not in the bulk data set), ingested

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