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WILLIAM JOHN SEMPOLINSKI: TBUX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of WILLIAM JOHN SEMPOLINSKI on TBUX, newest first. How the timeline and the estimate are built.

WILLIAM JOHN SEMPOLINSKI held 315,491 TBUX 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 315,491 shares
    Change vs previous 13F +59,614 shares

    6.34% of the 13F portfolio, value $15,701,976.

    13F-HR 0001951757-26-001260 filed by WILLIAM JOHN SEMPOLINSKI
    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 255,877 shares
    Change vs previous 13F +26,450 shares

    6.39% of the 13F portfolio, value $12,729,881.

    13F-HR 0001951757-26-001607 filed by WILLIAM JOHN SEMPOLINSKI
    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 229,427 shares
    Change vs previous 13F not available

    5.63% of the 13F portfolio, value $11,436,936.

    13F-HR 0001951757-26-001606 filed by WILLIAM JOHN SEMPOLINSKI
    Filed (acceptance time not in the bulk data set), ingested

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