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Montanaro Asset Management Ltd: BMI position timeline

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

Montanaro Asset Management Ltd held 10,300 BMI 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 10,300 shares
    Change vs previous 13F +3,000 shares

    0.48% of the 13F portfolio, value $1,528,314.

    13F-HR 0001831133-26-000003 filed by Montanaro Asset Management Ltd
    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 7,300 shares
    Change vs previous 13F -4,700 shares

    0.33% of the 13F portfolio, value $1,112,155.

    13F-HR 0001831133-26-000002 filed by Montanaro Asset Management Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-12-31
    13F 12,000 shares
    Change vs previous 13F 0 shares

    0.58% of the 13F portfolio, value $2,092,920.

    13F-HR 0001831133-26-000001 filed by Montanaro Asset Management Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 12,000 shares
    Change vs previous 13F -5,600 shares

    0.54% of the 13F portfolio, value $2,142,960.

    13F-HR 0001831133-25-000003 filed by Montanaro Asset Management Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 17,600 shares
    Change vs previous 13F -2,900 shares

    1.11% of the 13F portfolio, value $4,311,120.

    13F-HR 0001085146-25-004529 filed by Montanaro Asset Management Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 20,500 shares
    Change vs previous 13F -32,950 shares

    1.14% of the 13F portfolio, value $3,900,125.

    13F-HR 0001085146-25-003010 filed by Montanaro Asset Management Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 53,450 shares
    Change vs previous 13F -14,600 shares

    2.34% of the 13F portfolio, value $11,337,814.

    13F-HR 0001085146-25-001037 filed by Montanaro Asset Management Ltd
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 68,050 shares
    Change vs previous 13F not available

    2.65% of the 13F portfolio, value $14,862,801.

    13F-HR 0001085146-24-005318 filed by Montanaro Asset Management Ltd
    Filed (acceptance time not in the bulk data set), ingested

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