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Aventail Capital Group, LP: ATO position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Aventail Capital Group, LP on ATO, newest first. How the timeline and the estimate are built.

Aventail Capital Group, LP held 202,896 ATO shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 202,896 shares
    Change vs previous 13F -44,942 shares

    2.01% of the 13F portfolio, value $34,952,894.

    13F-HR 0001420506-26-001817 filed by Aventail Capital Group, LP
    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 247,838 shares
    Change vs previous 13F +56,701 shares

    2.21% of the 13F portfolio, value $45,780,635.

    13F-HR 0001420506-26-001162 filed by Aventail Capital Group, LP
    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 191,137 shares
    Change vs previous 13F -146,961 shares

    1.85% of the 13F portfolio, value $32,040,295.

    13F-HR 0001420506-26-000562 filed by Aventail Capital Group, LP
    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 338,098 shares
    Change vs previous 13F +65,985 shares

    2.74% of the 13F portfolio, value $57,730,234.

    13F-HR 0001420506-25-003409 filed by Aventail Capital Group, LP
    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 272,113 shares
    Change vs previous 13F +28,793 shares

    1.86% of the 13F portfolio, value $41,935,334.

    13F-HR 0001420506-25-002080 filed by Aventail Capital Group, LP
    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 243,320 shares
    Change vs previous 13F not available

    1.86% of the 13F portfolio, value $37,612,406.

    13F-HR 0001420506-25-001237 filed by Aventail Capital Group, LP
    Filed (acceptance time not in the bulk data set), ingested

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