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CHICAGO TRUST Co NA: BSX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CHICAGO TRUST Co NA on BSX, newest first. How the timeline and the estimate are built.

CHICAGO TRUST Co NA held 36,064 BSX shares at 2026-06-30 per its 13F-HR filed 2026-07-16.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 36,064 shares
    Change vs previous 13F +3,177 shares

    0.22% of the 13F portfolio, value $1,539,211.

    13F-HR 0001601539-26-000008 filed by CHICAGO TRUST Co NA
    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 32,887 shares
    Change vs previous 13F +3,009 shares

    0.33% of the 13F portfolio, value $2,063,658.

    13F-HR 0001601539-26-000006 filed by CHICAGO TRUST Co NA
    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 29,878 shares
    Change vs previous 13F -4,307 shares

    0.45% of the 13F portfolio, value $2,848,867.

    13F-HR 0001601539-26-000002 filed by CHICAGO TRUST Co NA
    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 34,185 shares
    Change vs previous 13F +1,757 shares

    0.46% of the 13F portfolio, value $3,337,481.

    13F-HR 0001601539-25-000010 filed by CHICAGO TRUST Co NA
    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 32,428 shares
    Change vs previous 13F +1,930 shares

    0.49% of the 13F portfolio, value $3,483,091.

    13F-HR 0001601539-25-000007 filed by CHICAGO TRUST Co NA
    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 30,498 shares
    Change vs previous 13F -379 shares

    0.55% of the 13F portfolio, value $3,076,637.

    13F-HR 0001601539-25-000005 filed by CHICAGO TRUST Co NA
    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 30,877 shares
    Change vs previous 13F -339 shares

    0.49% of the 13F portfolio, value $2,757,932.

    13F-HR 0001601539-25-000002 filed by CHICAGO TRUST Co NA
    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 31,216 shares
    Change vs previous 13F not available

    0.45% of the 13F portfolio, value $2,615,900.

    13F-HR 0001601539-24-000010 filed by CHICAGO TRUST Co NA
    Filed (acceptance time not in the bulk data set), ingested

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