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Sienna Gestion: FAST position timeline

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

Sienna Gestion held 18,794 FAST 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 18,794 shares
    Change vs previous 13F -14,906 shares

    0.05% of the 13F portfolio, value $900,779.

    13F-HR 0000945621-26-001042 filed by Sienna Gestion
    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 33,700 shares
    Change vs previous 13F -105,590 shares

    0.1% of the 13F portfolio, value $1,531,750.

    13F-HR 0000945621-26-000712 filed by Sienna Gestion
    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 139,290 shares
    Change vs previous 13F +33,700 shares

    0.34% of the 13F portfolio, value $5,664,459.

    13F-HR 0000945621-26-000314 filed by Sienna Gestion
    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 105,590 shares
    Change vs previous 13F not available

    0.33% of the 13F portfolio, value $4,721,136.

    13F-HR 0000945621-25-001073 filed by Sienna Gestion
    Filed (acceptance time not in the bulk data set), ingested

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