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Venrock Adviser, LLC: JBIO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Venrock Adviser, LLC on JBIO, newest first. How the timeline and the estimate are built.

Venrock Adviser, LLC held 3,220,364 JBIO 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 3,220,364 shares
    Change vs previous 13F 0 shares

    2.17% of the 13F portfolio, value $71,556,488.

    13F-HR 0001615982-26-000015 filed by Venrock Adviser, 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 3,220,364 shares
    Change vs previous 13F 0 shares

    1.69% of the 13F portfolio, value $45,246,114.

    13F-HR 0001615982-26-000011 filed by Venrock Adviser, 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 3,220,364 shares
    Change vs previous 13F 0 shares

    2.45% of the 13F portfolio, value $49,690,217.

    13F-HR 0001615982-26-000005 filed by Venrock Adviser, 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 3,220,364 shares
    Change vs previous 13F 0 shares

    1.56% of the 13F portfolio, value $27,791,741.

    13F-HR 0001615982-25-000006 filed by Venrock Adviser, 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 3,220,364 shares
    Change vs previous 13F not available

    2.41% of the 13F portfolio, value $32,171,436.

    13F-HR 0001415889-25-021914 filed by Venrock Adviser, LLC
    Filed (acceptance time not in the bulk data set), ingested

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