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Disclosery

Optiver Holding B.V.: ALC position timeline

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

Optiver Holding B.V. held 146,335 ALC 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 146,335 shares
    Change vs previous 13F +56,431 shares

    0.14% of the 13F portfolio, value $9,819,078.

    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 89,904 shares
    Change vs previous 13F +70,577 shares

    0.26% of the 13F portfolio, value $6,774,266.

    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 19,327 shares
    Change vs previous 13F -66,733 shares

    0.03% of the 13F portfolio, value $1,523,161.

    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 86,060 shares
    Change vs previous 13F -22,528 shares

    0.1% of the 13F portfolio, value $6,412,331.

    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 108,588 shares
    Change vs previous 13F +108,588 shares

    0.26% of the 13F portfolio, value $9,586,149.

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

    13F-HR 0001859606-24-000010 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.