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Robeco Institutional Asset Management B.V.: ROCK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Robeco Institutional Asset Management B.V. on ROCK, newest first. How the timeline and the estimate are built.

Robeco Institutional Asset Management B.V. held 0 ROCK shares at 2026-03-31 per its 13F-HR filed 2026-05-07.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -90,000 shares

    13F-HR 0001418427-26-000002 filed by Robeco Schweiz AG
    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.

  2. period ended2025-12-31
    13F 90,000 shares
    Change vs previous 13F -90,000 shares

    0.1% of the 13F portfolio, value $4,449,600.

    13F-HR 0001418427-26-000001 filed by Robeco Schweiz AG
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 180,000 shares
    Change vs previous 13F not available

    0.25% of the 13F portfolio, value $11,304,000.

    13F-HR 0001418427-25-000002 filed by Robeco Schweiz AG
    Filed (acceptance time not in the bulk data set), ingested

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