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Disclosery

LMR Partners LLP: AMBQ position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of LMR Partners LLP on AMBQ, newest first. How the timeline and the estimate are built.

LMR Partners LLP held 50,000 AMBQ shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 50,000 shares
    Change vs previous 13F +50,000 shares

    0.03% of the 13F portfolio, value $4,415,000.

    13F-HR 0001578621-26-000147 filed by LMR Partners LLP
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -39,850 shares

    13F-HR 0001578621-26-000003 filed by LMR Partners LLP
    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.

  3. period ended2025-09-30
    13F 39,850 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $1,192,312.

    13F-HR 0001578621-25-000014 filed by LMR Partners LLP
    Filed (acceptance time not in the bulk data set), ingested

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