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Efficient Frontier Advisors LLC: GDX position timeline

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

Efficient Frontier Advisors LLC held 88,957 GDX shares at 2025-06-30 per its 13F-HR filed 2025-07-09.

the latest 13F is the newest step

  1. period ended2025-06-30
    13F 88,957 shares
    Change vs previous 13F -11,885 shares

    2.94% of the 13F portfolio, value $4,631,100.

    13F-HR 0002063364-25-000104 filed by Efficient Frontier Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-03-31
    13F 100,842 shares
    Change vs previous 13F -7,136 shares

    3.02% of the 13F portfolio, value $4,635,706.

    13F-HR 0002011188-25-000008 filed by Efficient Frontier Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2024-12-31
    13F 107,978 shares
    Change vs previous 13F +2,367 shares

    2.42% of the 13F portfolio, value $3,662,000.

    13F-HR 0002011188-25-000002 filed by Efficient Frontier Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-09-30
    13F 105,611 shares
    Change vs previous 13F -7,339 shares

    2.72% of the 13F portfolio, value $4,205,000.

    13F-HR 0002011188-24-000010 filed by Efficient Frontier Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-06-30
    13F 112,950 shares
    Change vs previous 13F -2,156 shares

    2.7% of the 13F portfolio, value $3,832,000.

    13F-HR 0002011188-24-000006 filed by Efficient Frontier Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-03-31
    13F 115,106 shares
    Change vs previous 13F 0 shares

    2.88% of the 13F portfolio, value $3,640,000.

    13F-HR 0002011188-24-000004 filed by Efficient Frontier Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2023-12-31
    13F 115,106 shares
    Change vs previous 13F not available

    3% of the 13F portfolio, value $3,569,000.

    13F-HR 0002011188-24-000002 filed by Efficient Frontier Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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