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Disclosery

Optiver Holding B.V.: TSMZ position timeline

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

Optiver Holding B.V. held 50,385 TSMZ 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 50,385 shares
    Change vs previous 13F +17,006 shares

    0.01% of the 13F portfolio, value $357,230.

    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 33,379 shares
    Change vs previous 13F -19,859 shares

    0.01% of the 13F portfolio, value $349,969.

    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).

  3. period ended2025-12-31
    13F 53,238 shares
    Change vs previous 13F +26,152 shares

    0.01% of the 13F portfolio, value $644,904.

    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 27,086 shares
    Change vs previous 13F +5,525 shares

    0.01% of the 13F portfolio, value $367,438.

    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 21,561 shares
    Change vs previous 13F +10,335 shares

    0.01% of the 13F portfolio, value $366,261.

    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 11,226 shares
    Change vs previous 13F -5,135 shares

    0.01% of the 13F portfolio, value $273,241.

    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 16,361 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $353,137.

    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).