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Disclosery

Rockingstone Advisors LLC: DSI position timeline

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

Rockingstone Advisors LLC held 3,991 DSI shares at 2026-06-30 per its 13F-HR filed 2026-07-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 3,991 shares
    Change vs previous 13F 0 shares

    0.23% of the 13F portfolio, value $568,278.

    13F-HR 0002027176-26-000003 filed by Rockingstone 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 ended2026-03-31
    13F 3,991 shares
    Change vs previous 13F 0 shares

    0.22% of the 13F portfolio, value $483,669.

    13F-HR 0002027176-26-000002 filed by Rockingstone 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 ended2025-12-31
    13F 3,991 shares
    Change vs previous 13F +360 shares

    0.23% of the 13F portfolio, value $514,161.

    13F-HR 0002027176-26-000001 filed by Rockingstone 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 ended2025-09-30
    13F 3,631 shares
    Change vs previous 13F -65 shares

    0.23% of the 13F portfolio, value $457,324.

    13F-HR 0002027176-25-000007 filed by Rockingstone 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 ended2025-06-30
    13F 3,696 shares
    Change vs previous 13F 0 shares

    0.23% of the 13F portfolio, value $429,327.

    13F-HR 0002027176-25-000004 filed by Rockingstone 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 ended2025-03-31
    13F 3,696 shares
    Change vs previous 13F -930 shares

    0.17% of the 13F portfolio, value $378,507.

    13F-HR 0002027176-25-000003 filed by Rockingstone 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 ended2024-12-31
    13F 4,626 shares
    Change vs previous 13F -100 shares

    0.23% of the 13F portfolio, value $510,017.

    13F-HR 0002027176-25-000001 filed by Rockingstone Advisors 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 4,726 shares
    Change vs previous 13F not available

    0.25% of the 13F portfolio, value $514,142.

    13F-HR 0002027176-24-000009 filed by Rockingstone Advisors LLC
    Filed (acceptance time not in the bulk data set), ingested

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