BSX · 10-Q · 2026Q3 · Full report

Competition and Market Share

BOSTON SCIENTIFIC CORP · 2026-11-02 · Importance 26 · Surprise 24

Boston Scientific reported increased competition in its Electrophysiology business unit during the third quarter and first nine months of 2026. Competition offset growth in Cardiovascular and contributed to pressure on net sales alongside a deceleration in the left atrial appendage closure (LAAC) market. The company said the LAAC slowdown affected WATCHMAN procedures.

Key facts

• Boston Scientific's reported third-quarter and first-nine-month 2026 sales were affected by increased competition in Electrophysiology and deceleration in the LAAC market, impacting WATCHMAN procedures. source