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Disclosery

Twin Tree Management, LP: BIRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Twin Tree Management, LP on BIRK, newest first. How the timeline and the estimate are built.

Twin Tree Management, LP held 15,007 BIRK 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 15,007 shares
    Change vs previous 13F +15,007 shares

    0.1% of the 13F portfolio, value $645,751.

    13F-HR 0001535588-26-000004 filed by Twin Tree Management, LP
    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 0 shares
    Change vs previous 13F -8,122 shares

    13F-HR 0001535588-26-000003 filed by Twin Tree Management, LP
    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 ended2025-12-31
    13F 8,122 shares
    Change vs previous 13F +3,923 shares

    0.03% of the 13F portfolio, value $332,190.

    13F-HR 0001535588-26-000002 filed by Twin Tree Management, LP
    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 4,199 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $190,005.

    13F-HR 0001535588-25-000009 filed by Twin Tree Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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