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Disclosery

Costello Asset Management, INC: BSX position timeline

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

Costello Asset Management, INC held 2,325 BSX shares at 2026-06-30 per its 13F-HR filed 2026-07-28.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 2,325 shares
    Change vs previous 13F -51,693 shares

    0.03% of the 13F portfolio, value $99,231.

    13F-HR 0001760145-26-000004 filed by Costello Asset Management, 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 54,018 shares
    Change vs previous 13F -3,955 shares

    1.17% of the 13F portfolio, value $3,389,630.

    13F-HR 0001760145-26-000003 filed by Costello Asset Management, 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 57,973 shares
    Change vs previous 13F +16,230 shares

    1.83% of the 13F portfolio, value $5,527,726.

    13F-HR 0001760145-26-000001 filed by Costello Asset Management, 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 41,743 shares
    Change vs previous 13F +680 shares

    1.36% of the 13F portfolio, value $4,075,369.

    13F-HR 0001760145-25-000006 filed by Costello Asset Management, 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 41,063 shares
    Change vs previous 13F -20,288 shares

    1.66% of the 13F portfolio, value $4,410,577.

    13F-HR 0001760145-25-000003 filed by Costello Asset Management, INC
    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 61,351 shares
    Change vs previous 13F -5,552 shares

    2.51% of the 13F portfolio, value $6,189,089.

    13F-HR 0001760145-25-000002 filed by Costello Asset Management, INC
    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 66,903 shares
    Change vs previous 13F -4,380 shares

    3.95% of the 13F portfolio, value $5,975,776.

    13F-HR 0001760145-25-000001 filed by Costello Asset Management, INC
    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 71,283 shares
    Change vs previous 13F not available

    4% of the 13F portfolio, value $5,973,515.

    13F-HR 0001760145-24-000005 filed by Costello Asset Management, INC
    Filed (acceptance time not in the bulk data set), ingested

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