Leerink Reiterates Outperform on Boston Scientific (BSX) After CHAMPION-AF Readout

Boston Scientific Corporation (NYSE:BSX) is 1 of the 8 Most Oversold Strong Buy-Rated Stocks to Invest In.

On March 30, 2026, Leerink expert Mike Kratky said Boston Scientific Corporation (NYSE:BSX) CHAMPION-AF readout met some superior information and efficacy endpoints, arsenic expected, with results presented astatine ACC. Mike Kratky noted immoderate nuances successful the information that bears whitethorn absorption on, but said feedback from physicians and cardinal sentiment leaders supported assurance successful accrued WATCHMAN process volumes. Mike Kratky described the result arsenic not a “home run,” but said the information could enactment incremental adoption and astir 20% maturation implicit the LRP, portion adding that shares whitethorn stay delicate to near-term dynamics. Leerink reiterated an Outperform standing connected the stock.

Similarly, Wells Fargo said the CHAMPION-AF results were “good, not great,” noting the information is improbable to accelerate WATCHMAN maturation owed to a somewhat higher ischemic changeable rate. Wells Fargo said the instrumentality was non-inferior to oral anticoagulants connected the superior endpoint but performed worse numerically connected changeable rates, starring the steadfast to little estimates portion maintaining an Overweight rating.

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On March 29, 2026, Boston Scientific announced the CHAMPION-AF planetary objective proceedings met each superior and secondary information and efficacy endpoints. The survey evaluated the WATCHMAN FLX instrumentality against non-vitamin K antagonist oral anticoagulants successful patients with non-valvular atrial fibrillation. The proceedings enrolled 3,000 patients and showed a 45% comparative simplification successful non-procedural bleeding risk, and a 34% simplification erstwhile including procedural bleeding. The superior efficacy endpoint was besides met, with the instrumentality achieving statistical non-inferiority compared to oral anticoagulants.

Boston Scientific Corporation (NYSE:BSX) develops, manufactures, and markets aesculapian devices for interventional aesculapian specialties worldwide.

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