SEC Form 4 · Updated Daily
BSX
— BOSTON SCIENTIFIC CORPORATION OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| Fitzgerald Joseph Michael | Officer | 64,198 | 2026-07-31 | I |
| Butcher Arthur C | Officer | 56,887 | 2026-05-02 | F |
| WICHMANN DAVID S | Director | 45,382 | 2026-05-07 | A |
| LUDWIG EDWARD J | Director | 30,359 | 2026-07-31 | P |
| Zane Ellen M | Director | 27,934 | 2026-05-07 | A |
| Mahoney Michael F | Director · Officer | 22,119 | 2026-08-03 | I |
| O'Sullivan Miriam | Officer | 17,302 | 2026-02-16 | F |
| Habiger David C | Director | 17,160 | 2026-08-05 | P |
| Morano Susan E | Director | 13,784 | 2026-08-25 | P |
| Mega Jessica L | Director | 12,035 | 2026-05-07 | A |
| Monson Jonathan | Officer | 9,908 | 2026-08-10 | I |
| O'Connor Padraig Andrew | Officer | 7,892 | 2026-09-02 | F |
| Weber Christophe Pierre | Director | 3,786 | 2026-05-07 | A |
| Woodworth Emily | Officer | 2,930 | 2026-08-11 | I |
| Pegus Cheryl | Director | 1,770 | 2026-05-20 | P |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-02 | O'Connor Padraig Andrew | Option exercise (derivative) | 1,171 | $0.00 | 3,516 |
| 2026-09-02 | O'Connor Padraig Andrew | Tax withholding | 567 | $48.37 | 7,892 |
| 2026-09-02 | O'Connor Padraig Andrew | Option exercise | 1,171 | $0.00 | 8,459 |
| 2026-08-25 | Morano Susan E | Open-market buy | 2,040 | $49.22 | 13,784 |
| 2026-08-11 | Woodworth Emily | I | 2,930 | $51.19 | 2,930 |
| 2026-08-10 | Monson Jonathan | I | 9,908 | $50.46 | 9,908 |
| 2026-08-05 | Habiger David C | Open-market buy | 2,100 | $47.59 | 17,160 |
| 2026-08-04 | Habiger David C | Open-market buy | 140 | $48.59 | 15,060 |
| 2026-08-03 | Mahoney Michael F | I | 22,119 | $48.43 | 22,119 |
| 2026-08-03 | Mahoney Michael F | Open-market buy | 186,240 | $48.33 | 1,590,024 |
| 2026-08-03 | Habiger David C | Open-market buy | 1,042 | $48.07 | 14,920 |
| 2026-07-31 | Fitzgerald Joseph Michael | I | 64,198 | $46.73 | 64,198 |
| 2026-07-31 | LUDWIG EDWARD J | Open-market buy | 5,000 | $45.48 | 30,359 |
| 2026-07-01 | Monson Jonathan | Option exercise (derivative) | 2,087 | $0.00 | 6,263 |
| 2026-07-01 | Monson Jonathan | Tax withholding | 1,010 | $43.06 | 39,063 |
| 2026-07-01 | Monson Jonathan | Option exercise | 2,087 | $0.00 | 40,073 |
| 2026-05-28 | Mahoney Michael F | Gift | 386,755 | $0.00 | 0 |
| 2026-05-20 | Habiger David C | Open-market buy | 2,250 | $55.92 | 13,878 |
| 2026-05-20 | LUDWIG EDWARD J | Open-market buy | 3,580 | $56.68 | 25,359 |
| 2026-05-20 | Pegus Cheryl | Open-market buy | 1,770 | $56.49 | 1,770 |
| 2026-05-19 | Habiger David C | Open-market buy | 2,200 | $56.95 | 11,628 |
| 2026-05-07 | LUDWIG EDWARD J | Grant / award | 3,800 | $0.00 | 21,779 |
| 2026-05-07 | Habiger David C | Grant / award | 3,800 | $0.00 | 9,428 |
| 2026-05-07 | Mega Jessica L | Grant / award | 3,800 | $0.00 | 12,035 |
| 2026-05-07 | Morano Susan E | Grant / award | 1,281 | $0.00 | 11,744 |
| 2026-05-07 | Morano Susan E | Grant / award | 3,800 | $0.00 | 10,463 |
| 2026-05-07 | Pegus Cheryl | Grant / award (derivative) | 1,281 | $0.00 | 10,998 |
| 2026-05-07 | Pegus Cheryl | Grant / award (derivative) | 3,800 | $0.00 | 9,717 |
| 2026-05-07 | Smith Cathy R | Grant / award (derivative) | 2,209 | $0.00 | 6,888 |
| 2026-05-07 | Smith Cathy R | Grant / award (derivative) | 3,800 | $0.00 | 4,679 |
| 2026-05-07 | Weber Christophe Pierre | Grant / award (derivative) | 2,660 | $0.00 | 2,660 |
| 2026-05-07 | Weber Christophe Pierre | Grant / award | 1,140 | $0.00 | 3,786 |
| 2026-05-07 | Weber Christophe Pierre | Grant / award | 1,767 | $0.00 | 2,646 |
| 2026-05-07 | WICHMANN DAVID S | Grant / award | 3,800 | $0.00 | 45,382 |
| 2026-05-07 | Zane Ellen M | Grant / award | 3,800 | $0.00 | 27,934 |
| 2026-05-02 | Butcher Arthur C | Option exercise (derivative) | 2,102 | $0.00 | 0 |
| 2026-05-02 | Butcher Arthur C | Tax withholding | 1,007 | $56.50 | 56,887 |
| 2026-05-02 | Butcher Arthur C | Option exercise | 2,102 | $0.00 | 57,894 |
| 2026-05-02 | O'Connor Padraig Andrew | Option exercise (derivative) | 1,802 | $0.00 | 0 |
| 2026-05-02 | O'Connor Padraig Andrew | Tax withholding | 872 | $56.50 | 7,024 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.