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Rubicon Advisors, GP: AMZN position timeline

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

Rubicon Advisors, GP held 19,421 AMZN shares at 2026-06-30 per its 13F-HR filed 2026-07-29.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 19,421 shares
    Change vs previous 13F +49 shares

    3.37% of the 13F portfolio, value $4,628,803.

    13F-HR 0001172661-26-002896 filed by Rubicon Advisors, GP
    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 19,372 shares
    Change vs previous 13F +208 shares

    3.51% of the 13F portfolio, value $4,034,620.

    13F-HR 0001172661-26-001996 filed by Rubicon Advisors, GP
    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 19,164 shares
    Change vs previous 13F not available

    4.09% of the 13F portfolio, value $4,423,448.

    13F-HR 0001172661-26-001339 filed by Rubicon Advisors, GP
    Filed (acceptance time not in the bulk data set), ingested

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