ANCHOR CAPITAL ADVISORS LLC: BSX position timeline

ANCHOR CAPITAL ADVISORS LLC held 180,002 BSX shares at 2026-06-30 per its 13F-HR/A filed 2026-09-03.

the latest 13F is the newest step

1. period ended2026-06-30

   13F/A 180,002 shares

   Change vs previous 13F -283,694 shares

   0.22% of the 13F portfolio, value $7,682,470.

   13F-HR/A 0001172661-26-004338 filed by ANCHOR CAPITAL ADVISORS LLC
   Accepted 2026-09-03 13:38:16 UTC, ingested 2026-10-08 03:31:09 UTC

2. period ended2026-03-31

   13F 463,696 shares

   Change vs previous 13F +4,399 shares

   0.83% of the 13F portfolio, value $29,096,923.

   13F-HR 0001172661-26-001692 filed by ANCHOR CAPITAL ADVISORS LLC
   Filed 2026-05-12 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC

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

3. period ended2025-12-31

   13F 459,297 shares

   Change vs previous 13F -3,917 shares

   1.27% of the 13F portfolio, value $43,793,979.

   13F-HR 0001172661-26-000590 filed by ANCHOR CAPITAL ADVISORS LLC
   Filed 2026-02-10 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC

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

4. period ended2025-09-30

   13F 463,214 shares

   Change vs previous 13F -17,992 shares

   1.31% of the 13F portfolio, value $45,223,596.

   13F-HR 0001172661-25-004490 filed by ANCHOR CAPITAL ADVISORS LLC
   Filed 2025-10-30 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

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

5. period ended2025-06-30

   13F 481,206 shares

   Change vs previous 13F -15,155 shares

   1.52% of the 13F portfolio, value $51,686,343.

   13F-HR 0001172661-25-002907 filed by ANCHOR CAPITAL ADVISORS LLC
   Filed 2025-08-06 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC

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

6. period ended2025-03-31

   13F 496,361 shares

   Change vs previous 13F -230,567 shares

   1.49% of the 13F portfolio, value $50,072,900.

   13F-HR 0001172661-25-001743 filed by ANCHOR CAPITAL ADVISORS LLC
   Filed 2025-05-13 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC

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

7. period ended2024-12-31

   13F 726,928 shares

   Change vs previous 13F -32,876 shares

   1.85% of the 13F portfolio, value $64,929,223.

   13F-HR 0001172661-25-000507 filed by ANCHOR CAPITAL ADVISORS LLC
   Filed 2025-02-05 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC

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

8. period ended2024-09-30

   13F 759,804 shares

   Change vs previous 13F not available

   1.69% of the 13F portfolio, value $63,671,572.

   13F-HR 0001172661-24-004426 filed by ANCHOR CAPITAL ADVISORS LLC
   Filed 2024-10-31 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC

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