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Disclosery

BlackRock, Inc.: OPTX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of BlackRock, Inc. on OPTX, newest first. How the timeline and the estimate are built.

BlackRock, Inc. held 427,641 OPTX shares at 2026-06-30 per its 13F-HR filed 2026-08-07.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 427,641 shares
    Change vs previous 13F +387,849 shares

    <0.01% of the 13F portfolio, value $5,324,131.

    13F-HR 0002012383-26-003238 filed by BlackRock, Inc.
    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 39,792 shares
    Change vs previous 13F +24,630 shares

    <0.01% of the 13F portfolio, value $279,738.

    13F-HR 0002012383-26-001841 filed by BlackRock, Inc.
    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 15,162 shares
    Change vs previous 13F +588 shares

    <0.01% of the 13F portfolio, value $43,364.

    13F-HR 0002012383-26-000920 filed by BlackRock, Inc.
    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 14,574 shares
    Change vs previous 13F +408 shares

    <0.01% of the 13F portfolio, value $22,590.

    13F-HR 0002012383-25-002949 filed by BlackRock, Inc.
    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 14,166 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $18,982.

    13F-HR 0001060021-25-000120 filed by BlackRock, Inc.
    Filed (acceptance time not in the bulk data set), ingested

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