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OPPENHEIMER ASSET MANAGEMENT INC.: MDU position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of OPPENHEIMER ASSET MANAGEMENT INC. on MDU, newest first. How the timeline and the estimate are built.

OPPENHEIMER ASSET MANAGEMENT INC. held 150,769 MDU shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 150,769 shares
    Change vs previous 13F -1,220 shares

    0.03% of the 13F portfolio, value $3,197,811.

    13F-HR 0001085146-26-000553 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 151,989 shares
    Change vs previous 13F -6,054 shares

    0.04% of the 13F portfolio, value $3,149,212.

    13F-HR 0001085146-26-000369 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 158,043 shares
    Change vs previous 13F +135,602 shares

    0.04% of the 13F portfolio, value $3,085,000.

    13F-HR 0001085146-26-000133 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 22,441 shares
    Change vs previous 13F -561 shares

    <0.01% of the 13F portfolio, value $399,674.

    13F-HR 0001085146-25-005973 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 23,002 shares
    Change vs previous 13F -554 shares

    <0.01% of the 13F portfolio, value $383,443.

    13F-HR 0001085146-25-004405 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 23,556 shares
    Change vs previous 13F -3,301 shares

    <0.01% of the 13F portfolio, value $398,332.

    13F-HR 0001085146-25-002235 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    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 26,857 shares
    Change vs previous 13F -1,444 shares

    0.01% of the 13F portfolio, value $483,963.

    13F-HR 0001085146-25-000777 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 28,301 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $775,730.

    13F-HR 0001085146-24-005361 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    Filed (acceptance time not in the bulk data set), ingested

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