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Disclosery

Ballentine Partners, LLC: KOS position timeline

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

Ballentine Partners, LLC held 39,167 KOS shares at 2026-06-30 per its 13F-HR filed 2026-07-17.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 39,167 shares
    Change vs previous 13F +5,073 shares

    <0.01% of the 13F portfolio, value $82,642.

    13F-HR 0001172661-26-002674 filed by Ballentine Partners, 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 34,094 shares
    Change vs previous 13F +9,988 shares

    <0.01% of the 13F portfolio, value $94,781.

    13F-HR 0001172661-26-001909 filed by Ballentine Partners, 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 24,106 shares
    Change vs previous 13F -25,505 shares

    <0.01% of the 13F portfolio, value $21,874.

    13F-HR 0001172661-26-000457 filed by Ballentine Partners, 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 49,611 shares
    Change vs previous 13F -62,862 shares

    <0.01% of the 13F portfolio, value $82,354.

    13F-HR 0001172661-25-004541 filed by Ballentine Partners, 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 112,473 shares
    Change vs previous 13F +97,094 shares

    <0.01% of the 13F portfolio, value $193,454.

    13F-HR 0001172661-25-002596 filed by Ballentine Partners, 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 15,379 shares
    Change vs previous 13F -1,441 shares

    <0.01% of the 13F portfolio, value $35,064.

    13F-HR 0001172661-25-001551 filed by Ballentine Partners, 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 16,820 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $57,524.

    13F-HR 0001172661-25-000227 filed by Ballentine Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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