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Pallas Capital Advisors LLC: BIIB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Pallas Capital Advisors LLC on BIIB, newest first. How the timeline and the estimate are built.

Pallas Capital Advisors LLC held 12,859 BIIB shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 12,859 shares
    Change vs previous 13F +896 shares

    0.09% of the 13F portfolio, value $2,778,316.

    13F-HR 0001951757-26-001193 filed by Pallas Capital Advisors LLC
    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 11,963 shares
    Change vs previous 13F +180 shares

    0.08% of the 13F portfolio, value $2,193,177.

    13F-HR 0001951757-26-000659 filed by Pallas Capital Advisors LLC
    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 11,783 shares
    Change vs previous 13F +158 shares

    0.07% of the 13F portfolio, value $2,073,690.

    13F-HR 0001951757-26-000081 filed by Pallas Capital Advisors LLC
    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 11,625 shares
    Change vs previous 13F -740 shares

    0.06% of the 13F portfolio, value $1,628,430.

    13F-HR 0001951757-25-001307 filed by Pallas Capital Advisors LLC
    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 12,365 shares
    Change vs previous 13F -980 shares

    0.06% of the 13F portfolio, value $1,552,920.

    13F-HR 0001951757-25-000599 filed by Pallas Capital Advisors LLC
    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 13,345 shares
    Change vs previous 13F +7,694 shares

    0.08% of the 13F portfolio, value $1,826,130.

    13F-HR 0001951757-25-000348 filed by Pallas Capital Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 5,651 shares
    Change vs previous 13F +3,095 shares

    0.04% of the 13F portfolio, value $864,151.

    13F-HR 0001951757-25-000010 filed by Pallas Capital Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 2,556 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $469,946.

    13F-HR 0001951757-24-001126 filed by Pallas Capital Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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