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Disclosery

Optiver Holding B.V.: TSMX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Optiver Holding B.V. on TSMX, newest first. How the timeline and the estimate are built.

Optiver Holding B.V. held 11,783 TSMX shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 11,783 shares
    Change vs previous 13F +11,783 shares

    0.02% of the 13F portfolio, value $1,234,505.

    13F-HR 0001859606-26-000005 filed by Optiver Holding B.V.
    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/A 0 shares
    Change vs previous 13F -3,766 shares

    13F-HR/A 0001859606-26-000004 filed by Optiver Holding B.V.
    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.

  3. period ended2025-12-31
    13F 3,766 shares
    Change vs previous 13F -1,613 shares

    <0.01% of the 13F portfolio, value $185,965.

    13F-HR 0001859606-26-000001 filed by Optiver Holding B.V.
    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 5,379 shares
    Change vs previous 13F -15,078 shares

    <0.01% of the 13F portfolio, value $253,028.

    13F-HR 0001859606-25-000023 filed by Optiver Holding B.V.
    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 20,457 shares
    Change vs previous 13F +18,032 shares

    0.02% of the 13F portfolio, value $663,830.

    13F-HR 0001859606-25-000019 filed by Optiver Holding B.V.
    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 2,425 shares
    Change vs previous 13F -38,824 shares

    <0.01% of the 13F portfolio, value $46,002.

    13F-HR 0001859606-25-000016 filed by Optiver Holding B.V.
    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 41,249 shares
    Change vs previous 13F not available

    0.04% of the 13F portfolio, value $1,222,620.

    13F-HR 0001859606-25-000012 filed by Optiver Holding B.V.
    Filed (acceptance time not in the bulk data set), ingested

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