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TANG CAPITAL MANAGEMENT LLC: CMPS position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of TANG CAPITAL MANAGEMENT LLC on CMPS, newest first. How the timeline and the estimate are built.

TANG CAPITAL MANAGEMENT LLC held 5,000,000 CMPS 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 5,000,000 shares
    Change vs previous 13F +997,800 shares

    3.21% of the 13F portfolio, value $70,750,000.

    13F-HR 0001214659-26-010416 filed by TANG CAPITAL MANAGEMENT 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 4,002,200 shares
    Change vs previous 13F +4,002,200 shares

    1.12% of the 13F portfolio, value $22,132,166.

    13F-HR 0001214659-26-006493 filed by TANG CAPITAL MANAGEMENT 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 0 shares
    Change vs previous 13F -2,200,000 shares

    13F-HR 0001214659-26-002015 filed by TANG CAPITAL MANAGEMENT LLC
    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.

  4. period ended2025-09-30
    13F 2,200,000 shares
    Change vs previous 13F +900,000 shares

    0.49% of the 13F portfolio, value $12,606,000.

    13F-HR 0001214659-25-016677 filed by TANG CAPITAL MANAGEMENT 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 1,300,000 shares
    Change vs previous 13F -100,000 shares

    0.18% of the 13F portfolio, value $3,640,000.

    13F-HR 0001214659-25-012272 filed by TANG CAPITAL MANAGEMENT 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 1,400,000 shares
    Change vs previous 13F +400,000 shares

    0.22% of the 13F portfolio, value $4,004,000.

    13F-HR 0001214659-25-007882 filed by TANG CAPITAL MANAGEMENT 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 1,000,000 shares
    Change vs previous 13F not available

    0.25% of the 13F portfolio, value $3,780,000.

    13F-HR 0001214659-25-002812 filed by TANG CAPITAL MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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