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OPPENHEIMER ASSET MANAGEMENT INC.: TSM position timeline

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

OPPENHEIMER ASSET MANAGEMENT INC. held 297,714 TSM 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 297,714 shares
    Change vs previous 13F +20,792 shares

    0.75% of the 13F portfolio, value $142,179,275.

    13F-HR 0001085146-26-000553 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 128,423 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 169,291 shares

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

  2. period ended2026-03-31
    13F 276,922 shares
    Change vs previous 13F +15,335 shares

    0.55% of the 13F portfolio, value $93,585,791.

    13F-HR 0001085146-26-000369 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 126,044 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 150,878 shares

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

  3. period ended2025-12-31
    13F 261,587 shares
    Change vs previous 13F +5,573 shares

    0.52% of the 13F portfolio, value $79,493,674.

    13F-HR 0001085146-26-000133 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 124,559 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 137,028 shares

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

  4. period ended2025-09-30
    13F 256,014 shares
    Change vs previous 13F +11,923 shares

    0.41% of the 13F portfolio, value $71,502,150.

    13F-HR 0001085146-25-005973 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 125,213 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 130,801 shares

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

  5. period ended2025-06-30
    13F 244,091 shares
    Change vs previous 13F -1,198 shares

    0.34% of the 13F portfolio, value $55,284,170.

    13F-HR 0001085146-25-004369 filed by OPPENHEIMER & CO INC
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 126,635 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 117,456 shares

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

  6. period ended2025-03-31
    13F 245,289 shares
    Change vs previous 13F -6,908 shares

    0.28% of the 13F portfolio, value $40,717,974.

    13F-HR 0001085146-25-002235 filed by OPPENHEIMER ASSET MANAGEMENT INC.
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 121,231 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 124,058 shares

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

  7. period ended2024-12-31
    13F 252,197 shares
    Change vs previous 13F -15,206 shares

    0.33% of the 13F portfolio, value $49,806,385.

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

    • OPPENHEIMER & CO INC: 122,449 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 129,748 shares

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

  8. period ended2024-09-30
    13F 267,403 shares
    Change vs previous 13F not available

    0.31% of the 13F portfolio, value $46,439,878.

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

    • OPPENHEIMER & CO INC: 122,152 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 145,251 shares

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