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TANG CAPITAL MANAGEMENT LLC: AVIR position timeline

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

TANG CAPITAL MANAGEMENT LLC held 4,814,700 AVIR shares at 2026-06-30 per its 13F-HR filed 2026-08-14, and reported 4,814,700 shares, 6%, in a 13G filed 2026-10-06.

Estimated current stake: 4,814,700 shares, 6% of the class

Estimated from 13G of 2026-10-06. As of 2026-10-06, 13G 0001214659-26-012604.

Shares are the reporting group's aggregate and may include entities that do not file a 13F.

Percent of portfolio stays on the 13F for 2026-06-30.

  1. event date2026-10-06
    13G 4,814,700 shares
    Share basis changed not comparable

    6% of the class. Different basis (group aggregate from 13G).

    13G 0001214659-26-012604 filed by TANG CAPITAL MANAGEMENT LLC
    Accepted , ingested

    A 13D/G states the aggregate of its reporting persons, which may include entities that do not file a 13F.

  2. period ended2026-06-30
    13F 4,814,700 shares
    Change vs previous 13F 0 shares

    1.02% of the 13F portfolio, value $22,388,355.

    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).

  3. period ended2026-03-31
    13F 4,814,700 shares
    Change vs previous 13F 0 shares

    1.32% of the 13F portfolio, value $25,903,086.

    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).

  4. period ended2025-12-31
    13F 4,814,700 shares
    Change vs previous 13F -11,500 shares

    0.85% of the 13F portfolio, value $17,188,479.

    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).

  5. period ended2025-09-30
    13F 4,826,200 shares
    Change vs previous 13F -63,000 shares

    0.54% of the 13F portfolio, value $13,995,980.

    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).

  6. period ended2025-06-30
    13F 4,889,200 shares
    Change vs previous 13F +89,200 shares

    0.89% of the 13F portfolio, value $17,601,120.

    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).

  7. period ended2025-03-31
    13F 4,800,000 shares
    Change vs previous 13F +11,088 shares

    0.79% of the 13F portfolio, value $14,352,000.

    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).

  8. period ended2024-12-31
    13F 4,788,912 shares
    Change vs previous 13F +181,852 shares

    1.06% of the 13F portfolio, value $16,042,855.

    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).

  9. period ended2024-09-30
    13F 4,607,060 shares
    Change vs previous 13F not available

    1.1% of the 13F portfolio, value $15,433,651.

    13F-HR 0001214659-24-019100 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).