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Disclosery

Optiver Holding B.V.: MIAX position timeline

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

Optiver Holding B.V. held 152,285 MIAX 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 152,285 shares
    Change vs previous 13F -311 shares

    0.08% of the 13F portfolio, value $5,658,910.

    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 152,596 shares
    Change vs previous 13F +311 shares

    13F-HR/A 0001859606-26-000004 filed by Optiver Holding B.V.
    Filed (acceptance time not in the bulk data set), ingested

    Percent of portfolio not computed: a value is missing or excluded from ratios (H1, H10).

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

  3. period ended2025-12-31
    13F 152,285 shares
    Change vs previous 13F not available

    13F-HR 0001859606-26-000001 filed by Optiver Holding B.V.
    Filed (acceptance time not in the bulk data set), ingested

    Percent of portfolio not computed: a value is missing or excluded from ratios (H1, H10).

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