Company / CIK 0000885725
BOSTON SCIENTIFIC CORP
- Ticker
- BSX
- Size, estimated from filings
- Large cap ($10B – $200B)
- Insiders on file
- 17
- Members of Congress who traded it
- 7
- Federal contracts on record
- 99 awards
- Lobbying filings on record
- 18
- SEC filings
- EDGAR ↗
- Latest trade on record
- September 9, 2026
BOSTON SCIENTIFIC CORP (BSX) has 17 insiders on file who disclosed 201 transactions in the last 12 months (10 open-market buys, 46 sales, about $62.2M at reported prices), and 26 congressional trades in its stock are on record. USAspending shows 99 federal contract awards with a combined value of $9.4M to a recipient with this name that started in the last 180 days, and 10 lobbying filings naming it as client report $2.3M in 2026.
BOSTON SCIENTIFIC CORP in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
BoughtSold
8 people account for the disclosed buying and selling in BOSTON SCIENTIFIC CORP over the last 12 months; the most active is Mahoney Michael F with $36M.
Lobbying spend by quarter
How much has BOSTON SCIENTIFIC CORP reported spending on federal lobbying?
BOSTON SCIENTIFIC CORP reported $3.8M in lobbying over the last eight quarters, from filings matched by exact company name.
Federal contracts by agency
Which agencies awarded BOSTON SCIENTIFIC CORP contracts that started in the last 180 days?
Federal contract awards to BOSTON SCIENTIFIC CORP that started in the last 180 days have a combined award value of $9.4M, most from Department of Veterans Affairs.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| Zane Ellen M | Director | 5 | 0 | 3 | October 2, 2026 |
| O'Connor Padraig Andrew | EVP, Global Operations | 20 | 0 | 6 | September 3, 2026 |
| Morano Susan E | Director | 4 | 1 | 0 | August 26, 2026 |
| Woodworth Emily | SVP, Global Controller and CAO | 18 | 0 | 5 | August 12, 2026 |
| Monson Jonathan | EVP and CFO | 18 | 0 | 5 | August 11, 2026 |
| Habiger David C | Director | 6 | 5 | 0 | August 7, 2026 |
| Mahoney Michael F | Chairman, President & CEO | 28 | 1 | 6 | August 5, 2026 |
| LUDWIG EDWARD J | Director | 3 | 2 | 0 | August 3, 2026 |
| Fitzgerald Joseph Michael | EVP & Group Pres, Cardiology | 28 | 0 | 9 | August 3, 2026 |
| Pegus Cheryl | Director | 4 | 1 | 0 | May 21, 2026 |
| Smith Cathy R | Director | 4 | 0 | 0 | May 11, 2026 |
| Weber Christophe Pierre | Director | 5 | 0 | 0 | May 11, 2026 |
| Mega Jessica L | Director | 1 | 0 | 0 | May 11, 2026 |
| WICHMANN DAVID S | Director | 1 | 0 | 0 | May 11, 2026 |
| Butcher Arthur C | EVP& Grp Pres, MedSurg & APAC | 29 | 0 | 6 | May 4, 2026 |
| O'Sullivan Miriam | SVP, Chief HR Officer | 15 | 0 | 4 | February 18, 2026 |
| Brown Vance R | EVP, GC and Corp. Secretary | 16 | 0 | 4 | February 18, 2026 |
Rows are this company's Form 4 rows for each person. "Bought" and "sold" count open-market purchases (code P) and sales only. More in insider buying and insider selling.
Members of Congress who traded BSX
From periodic transaction reports that name the company's stock. Amounts are the sums of the ranges as filed. Every row is on the BSX page.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| Gilbert Ray Cisneros, Jr. | Representative (CA, District 31), Democrat | 11 | 9 | 2 | $11K–$165K | August 18, 2026 |
| Kevin Hern | Representative (OK, District 1), Republican | 7 | 0 | 7 | $133K–$345K | September 9, 2026 |
| Lisa C. McClain | Representative (MI, District 9), Republican | 3 | 1 | 2 | $3,003–$45K | October 31, 2025 |
| John Boozman | Senator (AR), Republican | 2 | 0 | 2 | $2,002–$30K | June 4, 2026 |
| Alan Armstrong | Senator (OK), Republican | 1 | 1 | 0 | $1,001–$15K | March 27, 2026 |
| Markwayne Mullin | Senator (OK), Republican | 1 | 1 | 0 | $15K–$50K | December 29, 2025 |
| Val T. Hoyle | Representative (OR, District 4), Democrat | 1 | 0 | 1 | $1,001–$15K | September 23, 2025 |
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| O'Connor Padraig Andrew | BSX | Option / conversion M | September 2, 2026 | September 3, 2026 | 1d | 1,171 | — | — | derivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Sell F | September 2, 2026 | September 3, 2026 | 1d | 567 | $48 | $27K | Form 4 ↗ | ||
| O'Connor Padraig Andrew | BSX | Option / conversion M | September 2, 2026 | September 3, 2026 | 1d | 1,171 | — | — | Form 4 ↗ | ||
| Morano Susan E | BSX | Buy P | August 25, 2026 | August 26, 2026 | 1d | 2,040 | $49 | $100K | Form 4 ↗ | ||
| Woodworth Emily | BSX | Other I | August 11, 2026 | August 12, 2026 | 1d | 2,930 | $51 | $150K | indirect | Form 4 ↗ | |
| Monson Jonathan | BSX | Other I | August 10, 2026 | August 11, 2026 | 1d | 9,908 | $50 | $500K | indirect | Form 4 ↗ | |
| Habiger David C | BSX | Buy P | August 5, 2026 | August 7, 2026 | 2d | 2,100 | $48 | $100K | Form 4 ↗ | ||
| Mahoney Michael F | BSX | Other I | August 3, 2026 | August 5, 2026 | 2d | 22,119 | $48 | $1.1M | indirect | Form 4 ↗ | |
| Mahoney Michael F | BSX | Buy P | August 3, 2026 | August 5, 2026 | 2d | 186,240 | $48 | $9.0M | Form 4 ↗ | ||
| Habiger David C | BSX | Buy P | August 4, 2026 | August 5, 2026 | 1d | 140 | $49 | $6,802 | Form 4 ↗ | ||
| Habiger David C | BSX | Buy P | August 3, 2026 | August 5, 2026 | 2d | 1,042 | $48 | $50K | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | BSX | Other I | July 31, 2026 | August 3, 2026 | 3d | 64,198 | $47 | $3.0M | indirect | Form 4 ↗ | |
| LUDWIG EDWARD J | BSX | Buy P | July 31, 2026 | August 3, 2026 | 3d | 5,000 | $45 | $227K | Form 4 ↗ | ||
| Monson Jonathan | BSX | Option / conversion M | July 1, 2026 | July 2, 2026 | 1d | 2,087 | — | — | derivative | Form 4 ↗ | |
| Monson Jonathan | BSX | Sell F | July 1, 2026 | July 2, 2026 | 1d | 1,010 | $43 | $43K | Form 4 ↗ | ||
| Monson Jonathan | BSX | Option / conversion M | July 1, 2026 | July 2, 2026 | 1d | 2,087 | — | — | Form 4 ↗ | ||
| Mahoney Michael F | BSX | Other G | May 28, 2026 | June 1, 2026 | 4d | 386,755 | — | — | indirect | Form 4 ↗ | |
| Pegus Cheryl | BSX | Buy P | May 20, 2026 | May 21, 2026 | 1d | 1,770 | $56 | $100K | Form 4 ↗ | ||
| LUDWIG EDWARD J | BSX | Buy P | May 20, 2026 | May 21, 2026 | 1d | 3,580 | $57 | $203K | Form 4 ↗ | ||
| Habiger David C | BSX | Buy P | May 20, 2026 | May 21, 2026 | 1d | 2,250 | $56 | $126K | Form 4 ↗ | ||
| Habiger David C | BSX | Buy P | May 19, 2026 | May 21, 2026 | 2d | 2,200 | $57 | $125K | Form 4 ↗ | ||
| Zane Ellen M | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| WICHMANN DAVID S | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| Weber Christophe Pierre | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 2,660 | — | — | derivative | Form 4 ↗ | |
| Weber Christophe Pierre | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 1,140 | — | — | Form 4 ↗ | ||
| Weber Christophe Pierre | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 1,767 | — | — | Form 4 ↗ | ||
| Smith Cathy R | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 2,209 | — | — | derivative | Form 4 ↗ | |
| Smith Cathy R | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | derivative | Form 4 ↗ | |
| Pegus Cheryl | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 1,281 | — | — | derivative | Form 4 ↗ | |
| Pegus Cheryl | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | derivative | Form 4 ↗ | |
| Morano Susan E | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 1,281 | — | — | Form 4 ↗ | ||
| Morano Susan E | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| Mega Jessica L | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| Habiger David C | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| LUDWIG EDWARD J | BSX | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| O'Connor Padraig Andrew | BSX | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 1,802 | — | — | derivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Sell F | May 2, 2026 | May 4, 2026 | 2d | 872 | $57 | $49K | Form 4 ↗ | ||
| O'Connor Padraig Andrew | BSX | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 1,802 | — | — | Form 4 ↗ | ||
| Butcher Arthur C | BSX | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,102 | — | — | derivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Sell F | May 2, 2026 | May 4, 2026 | 2d | 1,007 | $57 | $57K | Form 4 ↗ | ||
| Butcher Arthur C | BSX | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,102 | — | — | Form 4 ↗ | ||
| Pegus Cheryl | BSX | Other A | March 2, 2026 | March 4, 2026 | 2d | 24 | — | — | derivative | Form 4 ↗ | |
| Morano Susan E | BSX | Other A | March 2, 2026 | March 4, 2026 | 2d | 24 | — | — | Form 4 ↗ | ||
| Weber Christophe Pierre | BSX | Other A | March 2, 2026 | March 4, 2026 | 2d | 323 | — | — | Form 4 ↗ | ||
| Weber Christophe Pierre | BSX | Other A | March 2, 2026 | March 4, 2026 | 2d | 556 | — | — | Form 4 ↗ | ||
| Smith Cathy R | BSX | Other A | March 2, 2026 | March 4, 2026 | 2d | 323 | — | — | derivative | Form 4 ↗ | |
| Smith Cathy R | BSX | Other A | March 2, 2026 | March 4, 2026 | 2d | 556 | — | — | derivative | Form 4 ↗ | |
| Woodworth Emily | BSX | Option / conversion M | March 1, 2026 | March 3, 2026 | 2d | 838 | — | — | derivative | Form 4 ↗ | |
| Woodworth Emily | BSX | Sell F | March 1, 2026 | March 3, 2026 | 2d | 372 | $77 | $29K | Form 4 ↗ | ||
| Woodworth Emily | BSX | Option / conversion M | March 1, 2026 | March 3, 2026 | 2d | 838 | — | — | Form 4 ↗ | ||
| Butcher Arthur C | BSX | Other I | February 19, 2026 | February 27, 2026 | 8d | 6,851 | $76 | $519K | lateindirect | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 905 | — | — | derivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,190 | — | — | derivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 500 | — | — | latederivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Sell F | February 16, 2026 | February 18, 2026 | 2d | 339 | $75 | $25K | Form 4 ↗ | ||
| O'Connor Padraig Andrew | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 905 | — | — | Form 4 ↗ | ||
| O'Connor Padraig Andrew | BSX | Sell F | February 14, 2026 | February 18, 2026 | 4d | 449 | $75 | $34K | Form 4 ↗ | ||
| O'Connor Padraig Andrew | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,190 | — | — | Form 4 ↗ | ||
| O'Connor Padraig Andrew | BSX | Sell F | February 13, 2026 | February 18, 2026 | 5d | 199 | $75 | $15K | late | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 500 | — | — | late | Form 4 ↗ | |
| Woodworth Emily | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 637 | — | — | derivative | Form 4 ↗ | |
| Woodworth Emily | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 661 | — | — | derivative | Form 4 ↗ | |
| Woodworth Emily | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,413 | — | — | latederivative | Form 4 ↗ | |
| Woodworth Emily | BSX | Sell F | February 16, 2026 | February 18, 2026 | 2d | 283 | $75 | $21K | Form 4 ↗ | ||
| Woodworth Emily | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 637 | — | — | Form 4 ↗ | ||
| Woodworth Emily | BSX | Sell F | February 14, 2026 | February 18, 2026 | 4d | 296 | $75 | $22K | Form 4 ↗ | ||
| Woodworth Emily | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 661 | — | — | Form 4 ↗ | ||
| Woodworth Emily | BSX | Sell F | February 13, 2026 | February 18, 2026 | 5d | 690 | $75 | $52K | late | Form 4 ↗ | |
| Woodworth Emily | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,413 | — | — | late | Form 4 ↗ | |
| Monson Jonathan | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 990 | — | — | derivative | Form 4 ↗ | |
| Monson Jonathan | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,058 | — | — | derivative | Form 4 ↗ | |
| Monson Jonathan | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,766 | — | — | latederivative | Form 4 ↗ | |
| Monson Jonathan | BSX | Sell F | February 16, 2026 | February 18, 2026 | 2d | 440 | $75 | $33K | Form 4 ↗ | ||
| Monson Jonathan | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 990 | — | — | Form 4 ↗ | ||
| Monson Jonathan | BSX | Sell F | February 14, 2026 | February 18, 2026 | 4d | 470 | $75 | $35K | Form 4 ↗ | ||
| Monson Jonathan | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,058 | — | — | Form 4 ↗ | ||
| Monson Jonathan | BSX | Sell F | February 13, 2026 | February 18, 2026 | 5d | 788 | $75 | $59K | late | Form 4 ↗ | |
| Monson Jonathan | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,766 | — | — | late | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 990 | — | — | derivative | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,124 | — | — | derivative | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 588 | — | — | latederivative | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Sell F | February 16, 2026 | February 18, 2026 | 2d | 291 | $75 | $22K | Form 4 ↗ | ||
| O'Sullivan Miriam | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 990 | — | — | Form 4 ↗ | ||
| O'Sullivan Miriam | BSX | Sell F | February 14, 2026 | February 18, 2026 | 4d | 329 | $75 | $25K | Form 4 ↗ | ||
| O'Sullivan Miriam | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,124 | — | — | Form 4 ↗ | ||
| O'Sullivan Miriam | BSX | Sell F | February 13, 2026 | February 18, 2026 | 5d | 200 | $75 | $15K | late | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 588 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 16,265 | — | — | derivative | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 16,524 | — | — | derivative | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 8,832 | — | — | latederivative | Form 4 ↗ | |
| Mahoney Michael F | BSX | Sell F | February 16, 2026 | February 18, 2026 | 2d | 7,865 | $75 | $588K | Form 4 ↗ | ||
| Mahoney Michael F | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 16,265 | — | — | Form 4 ↗ | ||
| Mahoney Michael F | BSX | Sell F | February 14, 2026 | February 18, 2026 | 4d | 7,990 | $75 | $597K | Form 4 ↗ | ||
| Mahoney Michael F | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 16,524 | — | — | Form 4 ↗ | ||
| Mahoney Michael F | BSX | Sell F | February 13, 2026 | February 18, 2026 | 5d | 132,099 | $75 | $9.9M | late | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 8,832 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | BSX | Other A | February 13, 2026 | February 18, 2026 | 5d | 132,190 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | BSX | Other A | February 13, 2026 | February 18, 2026 | 5d | 132,190 | — | — | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 3,960 | — | — | derivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 4,362 | — | — | derivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 2,797 | — | — | latederivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Sell F | February 16, 2026 | February 18, 2026 | 2d | 1,806 | $75 | $135K | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 3,960 | — | — | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | BSX | Sell F | February 14, 2026 | February 18, 2026 | 4d | 1,990 | $75 | $149K | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 4,362 | — | — | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | BSX | Sell F | February 13, 2026 | February 18, 2026 | 5d | 33,104 | $75 | $2.5M | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 2,797 | — | — | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Other A | February 13, 2026 | February 18, 2026 | 5d | 34,898 | — | — | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Other A | February 13, 2026 | February 18, 2026 | 5d | 34,898 | — | — | late | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 2,546 | — | — | derivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 3,173 | — | — | derivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 2,237 | — | — | latederivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Sell F | February 16, 2026 | February 18, 2026 | 2d | 1,229 | $75 | $92K | Form 4 ↗ | ||
| Butcher Arthur C | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 2,546 | — | — | Form 4 ↗ | ||
| Butcher Arthur C | BSX | Sell F | February 14, 2026 | February 18, 2026 | 4d | 1,535 | $75 | $115K | Form 4 ↗ | ||
| Butcher Arthur C | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 3,173 | — | — | Form 4 ↗ | ||
| Butcher Arthur C | BSX | Sell F | February 13, 2026 | February 18, 2026 | 5d | 25,150 | $75 | $1.9M | late | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 2,237 | — | — | late | Form 4 ↗ | |
| Butcher Arthur C | BSX | Other A | February 13, 2026 | February 18, 2026 | 5d | 25,380 | — | — | late | Form 4 ↗ | |
| Butcher Arthur C | BSX | Other A | February 13, 2026 | February 18, 2026 | 5d | 25,380 | — | — | late | Form 4 ↗ | |
| Brown Vance R | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 1,839 | — | — | derivative | Form 4 ↗ | |
| Brown Vance R | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,851 | — | — | derivative | Form 4 ↗ | |
| Brown Vance R | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,118 | — | — | latederivative | Form 4 ↗ | |
| Brown Vance R | BSX | Sell F | February 16, 2026 | February 18, 2026 | 2d | 890 | $75 | $67K | Form 4 ↗ | ||
| Brown Vance R | BSX | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 1,839 | — | — | Form 4 ↗ | ||
| Brown Vance R | BSX | Sell F | February 14, 2026 | February 18, 2026 | 4d | 895 | $75 | $67K | Form 4 ↗ | ||
| Brown Vance R | BSX | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,851 | — | — | Form 4 ↗ | ||
| Brown Vance R | BSX | Sell F | February 13, 2026 | February 18, 2026 | 5d | 12,792 | $75 | $956K | late | Form 4 ↗ | |
| Brown Vance R | BSX | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,118 | — | — | late | Form 4 ↗ | |
| Brown Vance R | BSX | Other A | February 13, 2026 | February 18, 2026 | 5d | 14,804 | — | — | late | Form 4 ↗ | |
| Brown Vance R | BSX | Other A | February 13, 2026 | February 18, 2026 | 5d | 14,804 | — | — | late | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 11,143 | — | — | latederivative | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 4,722 | — | — | latederivative | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 961 | — | — | latederivative | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Sell F | February 12, 2026 | February 17, 2026 | 5d | 338 | $74 | $25K | late | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 961 | — | — | late | Form 4 ↗ | |
| Woodworth Emily | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 5,584 | — | — | latederivative | Form 4 ↗ | |
| Woodworth Emily | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 6,071 | — | — | latederivative | Form 4 ↗ | |
| Woodworth Emily | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 481 | — | — | latederivative | Form 4 ↗ | |
| Woodworth Emily | BSX | Sell F | February 12, 2026 | February 17, 2026 | 5d | 242 | $74 | $18K | late | Form 4 ↗ | |
| Woodworth Emily | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 481 | — | — | late | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 11,939 | — | — | latederivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 5,059 | — | — | latederivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,058 | — | — | latederivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Sell F | February 12, 2026 | February 17, 2026 | 5d | 457 | $74 | $34K | late | Form 4 ↗ | |
| O'Connor Padraig Andrew | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,058 | — | — | late | Form 4 ↗ | |
| Monson Jonathan | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 27,857 | — | — | latederivative | Form 4 ↗ | |
| Monson Jonathan | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 11,805 | — | — | latederivative | Form 4 ↗ | |
| Monson Jonathan | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,154 | — | — | latederivative | Form 4 ↗ | |
| Monson Jonathan | BSX | Sell F | February 12, 2026 | February 17, 2026 | 5d | 573 | $74 | $42K | late | Form 4 ↗ | |
| Monson Jonathan | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,154 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 131,329 | — | — | latederivative | Form 4 ↗ | |
| Mahoney Michael F | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 55,652 | — | — | latederivative | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 13,704 | — | — | latederivative | Form 4 ↗ | |
| Mahoney Michael F | BSX | Sell F | February 12, 2026 | February 17, 2026 | 5d | 6,626 | $74 | $491K | late | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 13,704 | — | — | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 43,776 | — | — | latederivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 18,550 | — | — | latederivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 3,462 | — | — | latederivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Sell F | February 12, 2026 | February 17, 2026 | 5d | 1,612 | $74 | $119K | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 3,462 | — | — | late | Form 4 ↗ | |
| Butcher Arthur C | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 35,817 | — | — | latederivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 15,178 | — | — | latederivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 2,692 | — | — | latederivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Sell F | February 12, 2026 | February 17, 2026 | 5d | 1,302 | $74 | $97K | late | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 2,692 | — | — | late | Form 4 ↗ | |
| Brown Vance R | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 17,510 | — | — | latederivative | Form 4 ↗ | |
| Brown Vance R | BSX | Other A | February 12, 2026 | February 17, 2026 | 5d | 7,420 | — | — | latederivative | Form 4 ↗ | |
| Brown Vance R | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,442 | — | — | latederivative | Form 4 ↗ | |
| Brown Vance R | BSX | Sell F | February 12, 2026 | February 17, 2026 | 5d | 488 | $74 | $36K | late | Form 4 ↗ | |
| Brown Vance R | BSX | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,442 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 2, 2026 | February 3, 2026 | 1d | 49,407 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 2, 2026 | February 3, 2026 | 1d | 46,347 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Mahoney Michael F | BSX | Sell S | February 2, 2026 | February 3, 2026 | 1d | 159,701 | $93 | $14.9M | 10b5-1 plan | Form 4 ↗ | |
| Mahoney Michael F | BSX | Sell S | February 2, 2026 | February 3, 2026 | 1d | 1,200 | $94 | $113K | 10b5-1 plan | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 2, 2026 | February 3, 2026 | 1d | 46,347 | $27 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| Mahoney Michael F | BSX | Option / conversion M | February 2, 2026 | February 3, 2026 | 1d | 49,407 | $25 | $1.2M | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 3,177 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 6,175 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 1,009 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 6,952 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Butcher Arthur C | BSX | Sell S | December 1, 2025 | December 2, 2025 | 1d | 17,313 | $102 | $1.8M | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 1,009 | $17 | $17K | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 3,177 | $23 | $72K | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 6,175 | $25 | $152K | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | BSX | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 6,952 | $27 | $188K | 10b5-1 plan | Form 4 ↗ | |
| O'Sullivan Miriam | BSX | Other G | November 28, 2025 | December 1, 2025 | 3d | 260 | — | — | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | BSX | Other G | November 14, 2025 | November 14, 2025 | 0d | 9,610 | — | — | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | BSX | Other G | November 12, 2025 | November 14, 2025 | 2d | 690 | — | — | Form 4 ↗ | ||
| Zane Ellen M | BSX | Sell S | November 6, 2025 | November 6, 2025 | 0d | 12,891 | $98 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Option / conversion M | November 3, 2025 | November 4, 2025 | 1d | 50,000 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Sell S | November 3, 2025 | November 4, 2025 | 1d | 29,472 | $99 | $2.9M | 10b5-1 plan | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Sell S | November 3, 2025 | November 4, 2025 | 1d | 16,928 | $100 | $1.7M | 10b5-1 plan | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Sell S | November 3, 2025 | November 4, 2025 | 1d | 3,600 | $101 | $363K | 10b5-1 plan | Form 4 ↗ | |
| Fitzgerald Joseph Michael | BSX | Option / conversion M | November 3, 2025 | November 4, 2025 | 1d | 50,000 | $26 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| Mahoney Michael F | BSX | Other G | October 30, 2025 | October 31, 2025 | 1d | 149,992 | — | — | indirect | Form 4 ↗ | |
| Mahoney Michael F | BSX | Other G | October 29, 2025 | October 31, 2025 | 2d | 73,996 | — | — | indirect | Form 4 ↗ | |
| Mahoney Michael F | BSX | Other G | October 29, 2025 | October 31, 2025 | 2d | 88,197 | — | — | indirect | Form 4 ↗ | |
| Zane Ellen M | BSX | Other J | October 29, 2025 | October 31, 2025 | 2d | 12,891 | — | — | Form 4 ↗ | ||
| Zane Ellen M | BSX | Sell S | October 28, 2025 | October 28, 2025 | 0d | 2,901 | $102 | $297K | 10b5-1 plan | Form 4 ↗ |
Showing the 200 most recent of 205.
Federal contracts (USAspending, awards started in the last 180 days)
| Start date | Awarding agency | Award value | NAICS | Source |
|---|---|---|---|---|
| October 1, 2026 | Department of Veterans Affairs | $1,047,939 | 339113 | USAspending ↗ |
| October 1, 2026 | Department of Veterans Affairs | $880,268 | 339113 | USAspending ↗ |
| October 1, 2026 | Department of Veterans Affairs | $832,339 | 339113 | USAspending ↗ |
| July 15, 2026 | Department of Veterans Affairs | $607,804 | 339113 | USAspending ↗ |
| October 1, 2026 | Department of Veterans Affairs | $523,969 | 339113 | USAspending ↗ |
| October 1, 2026 | Department of Veterans Affairs | $464,918 | 339113 | USAspending ↗ |
| August 11, 2026 | Department of Veterans Affairs | $400,000 | 339113 | USAspending ↗ |
| June 15, 2026 | Department of Veterans Affairs | $304,950 | 339113 | USAspending ↗ |
| May 1, 2026 | Department of Veterans Affairs | $248,982 | 339113 | USAspending ↗ |
| June 5, 2026 | Department of Defense | $244,716 | 423450 | USAspending ↗ |
| June 10, 2026 | Department of Defense | $226,300 | 423450 | USAspending ↗ |
| October 1, 2026 | Department of Veterans Affairs | $214,088 | 339113 | USAspending ↗ |
| June 25, 2026 | Department of Veterans Affairs | $124,608 | 339113 | USAspending ↗ |
| May 21, 2026 | Department of Defense | $117,270 | 325412 | USAspending ↗ |
| June 15, 2026 | Department of Defense | $115,566 | 423450 | USAspending ↗ |
| July 27, 2026 | Department of Veterans Affairs | $100,094 | 811210 | USAspending ↗ |
| June 11, 2026 | Department of Defense | $92,028 | 423450 | USAspending ↗ |
| August 12, 2026 | Department of Veterans Affairs | $89,566 | 339112 | USAspending ↗ |
| April 28, 2026 | Department of Defense | $84,500 | 423450 | USAspending ↗ |
| September 1, 2026 | Department of Veterans Affairs | $83,835 | 339113 | USAspending ↗ |
| June 4, 2026 | Department of Defense | $74,607 | 423450 | USAspending ↗ |
| July 1, 2026 | Department of Defense | $65,639 | 423450 | USAspending ↗ |
| April 30, 2026 | Department of Defense | $64,074 | 423450 | USAspending ↗ |
| May 20, 2026 | Department of Defense | $63,610 | 423450 | USAspending ↗ |
| October 1, 2026 | Department of Veterans Affairs | $59,600 | 811210 | USAspending ↗ |
| May 5, 2026 | Department of Veterans Affairs | $59,250 | 811210 | USAspending ↗ |
| May 8, 2026 | Department of Defense | $59,019 | 811210 | USAspending ↗ |
| June 18, 2026 | Department of Defense | $54,696 | 423450 | USAspending ↗ |
| June 29, 2026 | Department of Defense | $53,228 | 423450 | USAspending ↗ |
| September 8, 2026 | Department of Veterans Affairs | $53,196 | 811210 | USAspending ↗ |
| July 2, 2026 | Department of Veterans Affairs | $52,245 | 339113 | USAspending ↗ |
| May 4, 2026 | Department of Defense | $52,017 | 423450 | USAspending ↗ |
| May 11, 2026 | Department of Defense | $50,608 | 423450 | USAspending ↗ |
| June 18, 2026 | Department of Defense | $50,282 | 423450 | USAspending ↗ |
| May 20, 2026 | Department of Defense | $48,308 | 423450 | USAspending ↗ |
| May 8, 2026 | Department of Defense | $47,984 | 423450 | USAspending ↗ |
| May 15, 2026 | Department of Defense | $45,090 | 423450 | USAspending ↗ |
| June 8, 2026 | Department of Defense | $44,763 | 423450 | USAspending ↗ |
| August 19, 2026 | Department of Veterans Affairs | $43,045 | 339113 | USAspending ↗ |
| July 13, 2026 | Department of Defense | $41,519 | 423450 | USAspending ↗ |
| August 3, 2026 | Department of Health and Human Services | $38,907 | 325412 | USAspending ↗ |
| April 30, 2026 | Department of Veterans Affairs | $38,167 | 811210 | USAspending ↗ |
| June 4, 2026 | Department of Defense | $37,771 | 423450 | USAspending ↗ |
| July 1, 2026 | Department of Defense | $37,620 | 423450 | USAspending ↗ |
| August 1, 2026 | Department of Veterans Affairs | $36,667 | 811210 | USAspending ↗ |
| June 8, 2026 | Department of Defense | $35,284 | 423450 | USAspending ↗ |
| July 2, 2026 | Department of Defense | $35,000 | 423450 | USAspending ↗ |
| July 14, 2026 | Department of Defense | $33,666 | 423450 | USAspending ↗ |
| June 30, 2026 | Department of Veterans Affairs | $32,196 | 339113 | USAspending ↗ |
| April 29, 2026 | Department of Defense | $32,067 | 423450 | USAspending ↗ |
Lobbying (Senate LDA, as client)
| Period | Registrant | Primary issue | Amount | Source |
|---|---|---|---|---|
| 2026 Q3 | BOSTON SCIENTIFIC CORPORATION | Manufacturing | $642,000 | LDA ↗ |
| 2026 Q3 | ALSTON & BIRD LLP | Health Issues | $80,000 | LDA ↗ |
| 2026 Q2 | BOSTON SCIENTIFIC CORPORATION | Environment/Superfund | $642,000 | LDA ↗ |
| 2026 Q2 | ALSTON & BIRD LLP | Health Issues | $80,000 | LDA ↗ |
| 2026 Q2 | HOLLIER & ASSOCIATES | Taxation/Internal Revenue Code | $60,000 | LDA ↗ |
| 2026 Q2 | BRICK STREET STRATEGY | Veterans | $20,000 | LDA ↗ |
| 2026 Q1 | BOSTON SCIENTIFIC CORPORATION | Veterans | $642,000 | LDA ↗ |
| 2026 Q1 | ALSTON & BIRD LLP | Health Issues | $80,000 | LDA ↗ |
| 2026 Q1 | HOLLIER & ASSOCIATES | Taxation/Internal Revenue Code | $60,000 | LDA ↗ |
| 2026 Q1 | BRICK STREET STRATEGY | Veterans | $20,000 | LDA ↗ |
| 2025 Q4 | BOSTON SCIENTIFIC CORPORATION | Health Issues | $570,000 | LDA ↗ |
| 2025 Q4 | ALSTON & BIRD LLP | Health Issues | $80,000 | LDA ↗ |
| 2025 Q4 | HOLLIER & ASSOCIATES | Taxation/Internal Revenue Code | $60,000 | LDA ↗ |
| 2025 Q4 | BRICK STREET STRATEGY | Veterans | $20,000 | LDA ↗ |
| 2025 Q3 | BOSTON SCIENTIFIC CORPORATION | Trade (domestic/foreign) | $570,000 | LDA ↗ |
| 2025 Q3 | ALSTON & BIRD LLP | Health Issues | $80,000 | LDA ↗ |
| 2025 Q3 | HOLLIER & ASSOCIATES | Taxation/Internal Revenue Code | $60,000 | LDA ↗ |
| 2025 Q3 | BRICK STREET STRATEGY | Veterans | $20,000 | LDA ↗ |
Related companies
Companies whose stock was traded by the same people who traded BSX, by number of filers in common. It shows overlap in public filings and nothing else.
- Apple Inc. AAPL 7 filers in common
- MICROSOFT CORP MSFT 7 filers in common
- UNITEDHEALTH GROUP INC UNH 7 filers in common
- Meta Platforms, Inc. META 6 filers in common
- NVIDIA CORP NVDA 6 filers in common
- AMAZON COM INC AMZN 6 filers in common
- Eaton Corp plc ETN 6 filers in common
- JPMORGAN CHASE & CO JPM 6 filers in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- Federal contracts: how to read USAspending data Obligation = money the government has committed. Outlay = money actually paid.
- Lobbying disclosure reports Reports are due about 20 days after each quarter ends.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 12 | 22 | October 10, 2025 | September 25, 2026 | House Clerk search |
| Senate eFD, periodic transaction reports | 4 | 4 | January 13, 2026 | July 21, 2026 | Senate eFD search |
| SEC EDGAR, Form 4 | 57 | 205 | October 1, 2025 | September 3, 2026 | Form 4 list on EDGAR |
| USAspending, federal contract awards | 99 awards | — | — | — | USAspending |
| Lobbying disclosure filings | 18 filings | — | — | — | LDA.gov search |
Site built October 22, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insiders and their transactions come from SEC EDGAR Form 4 filings for this issuer. Contracts and lobbying are matched by exact normalized name (suffixes like Inc./Corp. ignored) to USAspending recipients and LDA clients — a conservative match that misses subsidiaries on purpose. See methodology and corrections.
Not investment advice. Public records shown as filed; no recommendation is made or implied.