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VIKING FUND MANAGEMENT LLC: AROC position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of VIKING FUND MANAGEMENT LLC on AROC, newest first. How the timeline and the estimate are built.

VIKING FUND MANAGEMENT LLC held 180,000 AROC shares at 2026-06-30 per its 13F-HR filed 2026-07-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 180,000 shares
    Change vs previous 13F -40,000 shares

    0.66% of the 13F portfolio, value $7,327,800.

    13F-HR 0001169069-26-000006 filed by VIKING FUND MANAGEMENT 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 220,000 shares
    Change vs previous 13F 0 shares

    0.78% of the 13F portfolio, value $7,656,000.

    13F-HR 0001169069-26-000004 filed by VIKING FUND MANAGEMENT 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 220,000 shares
    Change vs previous 13F +30,000 shares

    0.66% of the 13F portfolio, value $5,724,400.

    13F-HR 0001169069-26-000002 filed by VIKING FUND MANAGEMENT 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 190,000 shares
    Change vs previous 13F +50,000 shares

    0.6% of the 13F portfolio, value $4,998,900.

    13F-HR 0001169069-25-000009 filed by VIKING FUND MANAGEMENT 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 140,000 shares
    Change vs previous 13F +90,000 shares

    0.48% of the 13F portfolio, value $3,476,200.

    13F-HR 0001169069-25-000007 filed by VIKING FUND MANAGEMENT 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 50,000 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $1,312,000.

    13F-HR 0001169069-25-000004 filed by VIKING FUND MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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