MIDDLETON & CO INC/MA: BSX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MIDDLETON & CO INC/MA on BSX, newest first. How the timeline and the estimate are built.

MIDDLETON & CO INC/MA held 42,397 BSX shares at 2026-06-30 per its 13F-HR filed 2026-08-10.

the latest 13F is the newest step

period ended2026-06-30
13F 42,397 shares
Change vs previous 13F +18,640 shares
0.19% of the 13F portfolio, value $1,809,504.
13F-HR 0001398344-26-013855 filed by MIDDLETON & CO INC/MA
Filed 2026-08-10 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC
Acceptance time not in the bulk data set (spec §4.2).
period ended2026-03-31
13F 23,757 shares
Change vs previous 13F not available
0.17% of the 13F portfolio, value $1,490,752.
13F-HR 0001398344-26-008750 filed by MIDDLETON & CO INC/MA
Filed 2026-05-08 (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).