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Disclosery

Mariner, LLC: DUOL position timeline

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

Mariner, LLC held 58,815 DUOL shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 58,815 shares
    Change vs previous 13F +58,815 shares

    0.01% of the 13F portfolio, value $6,765,499.

    13F-HR 0001580642-26-005266 filed by Mariner, 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 0 shares
    Change vs previous 13F -19,171 shares

    13F-HR 0001580642-26-003158 filed by Mariner, 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.

  3. period ended2025-12-31
    13F 19,171 shares
    Change vs previous 13F +6,018 shares

    <0.01% of the 13F portfolio, value $3,367,266.

    13F-HR 0001580642-26-001057 filed by Mariner, 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 13,153 shares
    Change vs previous 13F +4,739 shares

    0.01% of the 13F portfolio, value $4,233,094.

    13F-HR 0001580642-25-007297 filed by Mariner, 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 8,414 shares
    Change vs previous 13F +2,898 shares

    <0.01% of the 13F portfolio, value $3,450,085.

    13F-HR 0001580642-25-005128 filed by Mariner, 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 5,516 shares
    Change vs previous 13F +45 shares

    <0.01% of the 13F portfolio, value $1,713,001.

    13F-HR 0001580642-25-003135 filed by Mariner, 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 5,471 shares
    Change vs previous 13F +369 shares

    <0.01% of the 13F portfolio, value $1,773,872.

    13F-HR 0001580642-25-000997 filed by Mariner, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 5,102 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $1,438,387.

    13F-HR 0001580642-24-006919 filed by Mariner, LLC
    Filed (acceptance time not in the bulk data set), ingested

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