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Merewether Investment Management, LP: ATO position timeline

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

Merewether Investment Management, LP held 73,124 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 73,124 shares
    Change vs previous 13F +1,615 shares

    0.24% of the 13F portfolio, value $12,597,071.

    13F-HR 0001420506-26-001816 filed by Merewether Investment Management, 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 71,509 shares
    Change vs previous 13F -166,727 shares

    0.26% of the 13F portfolio, value $13,209,142.

    13F-HR 0001420506-26-001143 filed by Merewether Investment Management, 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 238,236 shares
    Change vs previous 13F +165,300 shares

    0.92% of the 13F portfolio, value $39,935,501.

    13F-HR 0001420506-26-000568 filed by Merewether Investment Management, 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 72,936 shares
    Change vs previous 13F -275,600 shares

    0.3% of the 13F portfolio, value $12,453,822.

    13F-HR 0001420506-25-003417 filed by Merewether Investment Management, 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 348,536 shares
    Change vs previous 13F +13,842 shares

    1.55% of the 13F portfolio, value $53,712,883.

    13F-HR 0001420506-25-002162 filed by Merewether Investment Management, 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 334,694 shares
    Change vs previous 13F -8,649 shares

    1.88% of the 13F portfolio, value $51,736,999.

    13F-HR 0001420506-25-001282 filed by Merewether Investment Management, LP
    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 343,343 shares
    Change vs previous 13F not available

    1.91% of the 13F portfolio, value $47,817,380.

    13F-HR 0001420506-25-000616 filed by Merewether Investment Management, LP
    Filed (acceptance time not in the bulk data set), ingested

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