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Disclosery

Octahedron Capital Management L.P.: TSM position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Octahedron Capital Management L.P. on TSM, newest first. How the timeline and the estimate are built.

Octahedron Capital Management L.P. held 23,000 TSM 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 23,000 shares
    Change vs previous 13F 0 shares

    5.62% of the 13F portfolio, value $10,984,110.

    13F-HR 0001891904-26-000004 filed by Octahedron Capital Management L.P.
    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 23,000 shares
    Change vs previous 13F -9,500 shares

    5.65% of the 13F portfolio, value $7,772,850.

    13F-HR 0001891904-26-000003 filed by Octahedron Capital Management L.P.
    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 32,500 shares
    Change vs previous 13F 0 shares

    6.72% of the 13F portfolio, value $9,876,425.

    13F-HR 0001891904-26-000002 filed by Octahedron Capital Management L.P.
    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 32,500 shares
    Change vs previous 13F 0 shares

    5.16% of the 13F portfolio, value $9,076,925.

    13F-HR 0001891904-25-000011 filed by Octahedron Capital Management L.P.
    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 32,500 shares
    Change vs previous 13F -12,900 shares

    5.56% of the 13F portfolio, value $7,360,925.

    13F-HR 0001891904-25-000007 filed by Octahedron Capital Management L.P.
    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 45,400 shares
    Change vs previous 13F +45,400 shares

    6.7% of the 13F portfolio, value $7,536,400.

    13F-HR 0001891904-25-000004 filed by Octahedron Capital Management L.P.
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 0 shares
    Change vs previous 13F not available

    13F-HR 0001891904-24-000007 filed by Octahedron Capital Management L.P.
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.