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Boston Scientific's CEO Bought $9M of His Own Stock
Two directors bought alongside him, no preset plan. Plus CoStar's founder added $2.5M.
David Love
August 12, 2026
THE QUIVER QUANT
EXECUTIVE SUMMARY
Headline: Boston Scientific (BSX) CEO Michael Mahoney bought about $9M of his own stock, with two directors buying alongside him and no 10b5-1 plan. Full breakdown below.
Insider: CoStar (CSGP) founder-CEO Andrew Florance bought about $2.5M of his own stock in the open market. More below.
Congress: Rep. Maria Elvira Salazar (R-FL) bought Voyager (VOYG) in the spring, months before its Aug 4 earnings pop. It has kept climbing since. More below.
New: President Trump's stock trades are now available on the Quiver API.
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