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Disclosery

RK Asset Management, LLC: BIO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RK Asset Management, LLC on BIO, newest first. How the timeline and the estimate are built.

RK Asset Management, LLC held 14,573 BIO shares at 2025-12-31 per its 13F-HR filed 2026-01-05.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 14,573 shares
    Change vs previous 13F +71 shares

    4.17% of the 13F portfolio, value $4,415,000.

    13F-HR 0001595686-26-000002 filed by RK Asset 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 ended2025-09-30
    13F 14,502 shares
    Change vs previous 13F 0 shares

    3.7% of the 13F portfolio, value $4,070,000.

    13F-HR 0001595686-25-000012 filed by RK Asset 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 ended2025-06-30
    13F 14,502 shares
    Change vs previous 13F +113 shares

    3.37% of the 13F portfolio, value $3,501,000.

    13F-HR 0001595686-25-000010 filed by RK Asset 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 ended2025-03-31
    13F 14,389 shares
    Change vs previous 13F -237 shares

    3.24% of the 13F portfolio, value $3,505,000.

    13F-HR 0001595686-25-000004 filed by RK Asset 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 ended2024-12-31
    13F 14,626 shares
    Change vs previous 13F -911 shares

    3.93% of the 13F portfolio, value $4,805,000.

    13F-HR 0001595686-25-000002 filed by RK Asset 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 ended2024-09-30
    13F 15,537 shares
    Change vs previous 13F not available

    4% of the 13F portfolio, value $5,198,000.

    13F-HR 0001595686-24-000008 filed by RK Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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