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Disclosery

Entropy Technologies, LP: BIIB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Entropy Technologies, LP on BIIB, newest first. How the timeline and the estimate are built.

Entropy Technologies, LP held 0 BIIB shares at 2026-03-31 per its 13F-HR filed 2026-05-14.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -16,312 shares

    13F-HR 0001976151-26-000004 filed by Entropy Technologies, 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.

  2. period ended2025-12-31
    13F 16,312 shares
    Change vs previous 13F +13,899 shares

    0.16% of the 13F portfolio, value $2,870,749.

    13F-HR 0001976151-26-000002 filed by Entropy Technologies, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 2,413 shares
    Change vs previous 13F -5,427 shares

    0.03% of the 13F portfolio, value $338,013.

    13F-HR 0001976151-25-000025 filed by Entropy Technologies, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 7,840 shares
    Change vs previous 13F -9,470 shares

    0.08% of the 13F portfolio, value $984,626.

    13F-HR 0001976151-25-000022 filed by Entropy Technologies, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 17,310 shares
    Change vs previous 13F -17,087 shares

    0.23% of the 13F portfolio, value $2,368,700.

    13F-HR 0001976151-25-000020 filed by Entropy Technologies, LP
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 34,397 shares
    Change vs previous 13F not available

    0.54% of the 13F portfolio, value $5,259,989.

    13F-HR 0001976151-25-000015 filed by Entropy Technologies, LP
    Filed (acceptance time not in the bulk data set), ingested

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