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Disclosery

Melqart Asset Management (UK) Ltd: RBRK position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Melqart Asset Management (UK) Ltd on RBRK, newest first. How the timeline and the estimate are built.

Melqart Asset Management (UK) Ltd held 0 RBRK shares at 2026-03-31 per its 13F-HR filed 2026-05-12.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -83,931 shares

    13F-HR 0001172661-26-001681 filed by Melqart Asset Management (UK) Ltd
    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 83,931 shares
    Change vs previous 13F -120,840 shares

    0.64% of the 13F portfolio, value $6,419,043.

    13F-HR 0001172661-26-000839 filed by Melqart Asset Management (UK) Ltd
    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 204,771 shares
    Change vs previous 13F +108,097 shares

    2.25% of the 13F portfolio, value $16,842,415.

    13F-HR 0001172661-25-004813 filed by Melqart Asset Management (UK) Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 96,674 shares
    Change vs previous 13F -62,824 shares

    1.24% of the 13F portfolio, value $8,661,024.

    13F-HR 0001172661-25-003332 filed by Melqart Asset Management (UK) Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 159,498 shares
    Change vs previous 13F -113,840 shares

    1.31% of the 13F portfolio, value $9,726,188.

    13F-HR 0001172661-25-001947 filed by Melqart Asset Management (UK) Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 273,338 shares
    Change vs previous 13F -165,728 shares

    2.4% of the 13F portfolio, value $17,865,372.

    13F-HR 0001172661-25-001077 filed by Melqart Asset Management (UK) Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 439,066 shares
    Change vs previous 13F not available

    1.39% of the 13F portfolio, value $14,115,972.

    13F-HR 0001172661-24-004944 filed by Melqart Asset Management (UK) Ltd
    Filed (acceptance time not in the bulk data set), ingested

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