BSX insider buying – Boston Scientific Corp
10 insider purchases since 2016 worth $11.6M by 7 different insiders. Last 12 months: 8 purchases, $10.0M. Most recent filing: 2026-08-26.
Large company Public float $158.7B (latest 10-K, SEC).
Same time range as the chart above - each mark sits under the week of the trade. Circles = purchases (height = price paid, size = amount), red triangles = open-market sales of $50k+. Prices as reported, not adjusted for later stock splits. 1 older purchase (before the 5-year window) is listed in the table below.
Purchases are open-market buys (SEC Form 4, code "P") - insiders paying with their own money. Sales are open-market sales (code "S") of $50,000 or more; many sales are pre-planned (Rule 10b5-1) or made for taxes and diversification. Each row links to the original filing.
Bought, sold, still holding?
| Insider | Bought | First / last buy | Sold since 2016 | Holds now* | Status |
|---|---|---|---|---|---|
| Mahoney Michael F CEO | $9.0M 1× · 186,240 sh | 2026-08-03 2026-08-03 | 29× · $222.3M last 2026-02-02 | 1,612,143 shares as of 2026-08-05 | Holds (sold earlier) |
| WICHMANN DAVID S Director | $1.0M 1× · 25,000 sh | 2021-11-15 2021-11-15 | – | 45,382 shares as of 2026-05-11 | Holds - never sold |
| Dockendorff Charles J Director | $494,700 1× · 30,000 sh | 2016-02-12 2016-02-12 | 2× · $1.2M last 2024-05-07 | 62,903 shares as of 2024-05-13 | Sold part |
| LUDWIG EDWARD J Director | $430,314 2× · 8,580 sh | 2026-05-20 2026-07-31 | 6× · $3.7M last 2025-07-25 | 30,359 shares as of 2026-08-03 | Holds (sold earlier) |
| Habiger David C Director | $407,941 3× · 7,732 sh | 2026-05-19 2026-08-05 | – | 17,160 shares as of 2026-08-07 | Holds - never sold |
| Morano Susan E Director | $100,409 1× · 2,040 sh | 2026-08-25 2026-08-25 | – | 13,784 shares as of 2026-08-26 | Holds - never sold |
| Pegus Cheryl Director | $99,987 1× · 1,770 sh | 2026-05-20 2026-05-20 | – | 1,770 shares as of 2026-05-21 | Holds - never sold |
* Shares held after the insider's most recent SEC filing for this company (all share classes, direct and indirect). If an insider stops filing, later changes are not known.
Insider buying and selling by year
| Year | Purchases | Bought | Buyers | Sales | Sold |
|---|---|---|---|---|---|
| 2026 | 8 | $10.0M | 5 | 1 | $15.0M |
| 2025 | 0 | – | – | 39 | $116.6M |
| 2024 | 0 | – | – | 40 | $97.0M |
| 2023 | 0 | – | – | 34 | $45.4M |
| 2022 | 0 | – | – | 37 | $40.3M |
| 2021 | 1 | $1.0M | 1 | 44 | $117.1M |
| 2020 | 0 | – | – | 37 | $26.8M |
| 2019 | 0 | – | – | 57 | $35.1M |
| 2018 | 0 | – | – | 43 | $33.1M |
| 2017 | 0 | – | – | 40 | $30.8M |
| 2016 | 1 | $494,700 | 1 | 43 | $34.1M |
Insider purchases
| Filed | Insider | Role | Shares | Avg price | Value | Holdings | Filing |
|---|---|---|---|---|---|---|---|
| 2026-08-26 | Morano Susan E | Director | 2,040 | $49.22 | $100,409 | +17.4% | SEC |
| 2026-08-07 | Habiger David C | Director | 2,100 | $47.59 | $99,939 | +13.9% | SEC |
| 2026-08-05 | Mahoney Michael F | CEO | 186,240 | $48.33 | $9.0M | +13.3% | SEC |
| 2026-08-05 | Habiger David C | Director | 1,182 | $48.13 | $56,892 | +8.5% | SEC |
| 2026-08-03 | LUDWIG EDWARD J | Director | 5,000 | $45.48 | $227,400 | +19.7% | SEC |
| 2026-05-21 | Pegus Cheryl | Director | 1,770 | $56.49 | $99,987 | SEC | |
| 2026-05-21 | LUDWIG EDWARD J | Director | 3,580 | $56.68 | $202,914 | +16.4% | SEC |
| 2026-05-21 | Habiger David C | Director | 4,450 | $56.43 | $251,110 | +47.2% | SEC |
| 2021-11-16 | WICHMANN DAVID S | Director | 25,000 | $41.98 | $1.0M | SEC | |
| 2016-02-16 | Dockendorff Charles J | Director | 30,000 | $16.49 | $494,700 | +258.7% | SEC |
Insider sales
| Filed | Insider | Role | Shares | Avg price | Value | Type | Filing |
|---|---|---|---|---|---|---|---|
| 2026-02-03 | Mahoney Michael F | CEO | 160,901 | $93.49 | $15.0M | Pre-planned (10b5-1) | SEC |
| 2025-12-02 | Butcher Arthur C | Officer | 17,313 | $101.55 | $1.8M | Pre-planned (10b5-1) | SEC |
| 2025-11-06 | Zane Ellen M | Director | 12,891 | $98.28 | $1.3M | Pre-planned (10b5-1) | SEC |
| 2025-11-04 | Fitzgerald Joseph Michael | Officer | 50,000 | $99.47 | $5.0M | Pre-planned (10b5-1) | SEC |
| 2025-10-28 | Zane Ellen M | Director | 12,891 | $101.38 | $1.3M | Pre-planned (10b5-1) | SEC |
| 2025-10-01 | Fitzgerald Joseph Michael | Officer | 50,000 | $98.47 | $4.9M | Pre-planned (10b5-1) | SEC |
| 2025-09-03 | Fitzgerald Joseph Michael | Officer | 50,000 | $105.43 | $5.3M | Pre-planned (10b5-1) | SEC |
| 2025-08-04 | Fitzgerald Joseph Michael | Officer | 50,000 | $104.63 | $5.2M | Pre-planned (10b5-1) | SEC |
| 2025-08-04 | Butcher Arthur C | Officer | 17,313 | $104.63 | $1.8M | Pre-planned (10b5-1) | SEC |
| 2025-07-30 | FUJIMORI YOSHIAKI | Director | 2,901 | $106.99 | $310,378 | Sale | SEC |
| 2025-07-28 | LUDWIG EDWARD J | Director | 4,000 | $106.03 | $424,120 | Sale | SEC |
| 2025-07-02 | Fitzgerald Joseph Michael | Officer | 50,000 | $106.97 | $5.3M | Pre-planned (10b5-1) | SEC |
| 2025-06-04 | Fitzgerald Joseph Michael | Officer | 56,372 | $102.88 | $5.8M | Pre-planned (10b5-1) | SEC |
| 2025-06-03 | Mahoney Michael F | CEO | 164,443 | $103.69 | $17.1M | Pre-planned (10b5-1) | SEC |
| 2025-05-30 | LUDWIG EDWARD J | Director | 4,000 | $104.59 | $418,360 | Sale | SEC |
Showing the latest 15 of 415 sales of $50,000+ since 2016.
Compiled automatically from public SEC filings. Not investment advice. Get every new insider purchase in the daily report.
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