Boston Scientific Corp. (BSX) insider buying and selling
In the last 90 days at Boston Scientific Corp. (BSX), 4 insiders made 6 open-market purchases worth $9.5M and there were no open-market sales, as reported on SEC Form 4. Over the last 12 months, 5 insiders bought $10.0M of the stock, led by Michael F Mahoney (CEO), who bought $9.0M on Aug 3, 2026; 4 insiders sold $23.3M, of which $23.3M was scheduled or tax-related.
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Unlock BSXRecent open-market insider trades
Trades by the same insider within a week are shown as one line.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Susan E Morano Director | Open market purchase | 2,040 | $49.22 | $100K | |
| David C Habiger Director | Open market purchase 3 trades | 3,282 | avg. $47.78 | $157K | |
| Michael F Mahoney CEO | Open market purchase | 186,240 | $48.33 | $9.0M | |
| EDWARD J LUDWIG Director | Open market purchase | 5,000 | $45.48 | $227K | |
| David C Habiger Director | Open market purchase 2 trades | 4,450 | avg. $56.43 | $251K | |
| EDWARD J LUDWIG Director | Open market purchase | 3,580 | $56.68 | $203K | |
| Cheryl Pegus Director | Open market purchase | 1,770 | $56.49 | $100K |
Scheduled and tax-related sales
Sales made under a pre-arranged 10b5-1 plan or to cover tax on vesting shares. They are listed separately because they are not a fresh decision to sell.
| Date | Insider | Type | Shares | Price | Value |
|---|---|---|---|---|---|
| Michael F Mahoney CEO | 10b5-1 sale 2 trades | 160,901 | avg. $93.49 | $15.0M | |
| Arthur C Butcher EVP | 10b5-1 sale | 17,313 | $101.55 | $1.8M | |
| Ellen M Zane Director | 10b5-1 sale | 12,891 | $98.28 | $1.3M | |
| Joseph Michael Fitzgerald EVP | 10b5-1 sale 3 trades | 50,000 | avg. $99.47 | $5.0M | |
| Ellen M Zane Director | 10b5-1 sale | 2,901 | $102.24 | $297K |
What the BSX insider trades really mean
The table above is the public summary. With an Insider Intel account you get the analysis behind it, for Boston Scientific Corp. and every other stock we track:
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Questions about BSX insider trading
Who bought Boston Scientific Corp. (BSX) stock recently?
Insiders who bought Boston Scientific Corp. stock on the open market in the last 12 months: Michael F Mahoney ($9.0M), EDWARD J LUDWIG ($430K), David C Habiger ($408K), Susan E Morano ($100K). The most recent purchase was reported on Aug 25, 2026.
Are insiders buying or selling BSX?
Over the last 12 months insiders were net buyers of BSX on discretionary trades: $10.0M bought against $0 sold (scheduled and tax-related sales excluded).
What is a sell-to-cover or 10b5-1 sale?
A 10b5-1 sale is scheduled in advance under a pre-arranged plan, and a sell-to-cover sale is made to pay tax on vesting shares. Neither is a fresh decision to sell, so they say less about an insider's view than a discretionary sale.
Where does this data come from?
Officers, directors and large shareholders report their trades to the SEC on Form 4. This page lists the open-market purchases and sales by individual insiders from those public filings; funds and other institutions are not shown.
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How to read this page
Officers, directors and large shareholders must report their trades in company shares to the SEC on Form 4. This page lists open-market purchases and sales by individual insiders: trades made on the stock exchange at the going price. Funds and other institutions are not shown here.
Information from SEC EDGAR Form 4 filings, shown for general information only. It is not financial advice and does not recommend buying or selling any security. Trades are shown by transaction date and may be reported up to two business days later.