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Disclosery

Clear Street Group Inc.: BRK-B position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Clear Street Group Inc. on BRK-B, newest first. How the timeline and the estimate are built.

Clear Street Group Inc. held 0 BRK-B 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 0 shares
    Change vs previous 13F -192,500 shares

    13F-HR 0001881567-26-000005 filed by Clear Street Group Inc.
    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.

  2. period ended2026-03-31
    13F 192,500 shares
    Change vs previous 13F 0 shares

    0.52% of the 13F portfolio, value $92,246,000.

    13F-HR 0001881567-26-000004 filed by Clear Street Group 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 192,500 shares
    Change vs previous 13F 0 shares

    0.51% of the 13F portfolio, value $96,760,125.

    13F-HR 0001881567-26-000002 filed by Clear Street Group 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 192,500 shares
    Change vs previous 13F not available

    0.47% of the 13F portfolio, value $96,777,450.

    13F-HR 0001881567-25-000003 filed by Clear Street Group Inc.
    Filed (acceptance time not in the bulk data set), ingested

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