Insider txns (12m)
201
Stock / equity
BSX BOSTON SCIENTIFIC CORP
- Company
- BOSTON SCIENTIFIC CORP
- Security
- Equity
- Size, estimated from filings
- Large cap ($10B – $200B)
- Insiders on record
- 17
- Members of Congress
- 7
- Latest trade on record
- September 9, 2026
BSX (BOSTON SCIENTIFIC CORP) has 201 disclosed insider transactions from 17 insiders in the last 12 months (10 open-market buys, 46 sales, about $62.2M at reported prices) and 25 congressional trades from 6 members of Congress. The most recent disclosure was filed September 25, 2026.
Open-market buys / sales
10 / 46
Congress trades (12m)
25
Distinct filers (12m)
23
Share price
Price and chart by TradingView for BOSTON SCIENTIFIC CORP. US share prices here are delayed, not real-time. The trade records on this page come from government filings, not from this chart.
BSX 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 BSX over the last 12 months; the most active is Mahoney Michael F with $36M.
Prices insiders traded at
What price did insiders buy and sell at? Each marker is one open-market trade at the share price reported on its Form 4.
▲ Bought▼ SoldAverage reported price that day
Insiders reported 21 open-market trades in BSX since Oct 1, 2025, at prices from $45.48 to $102; the most recent was a purchase at $49.22 on Aug 25, 2026. These are the prices on the filings, not adjusted for stock splits, and not a market price series.
Insider holdings over time
Is an insider building or unwinding a position? Shares held directly after each filing.
Mahoney Michael FFitzgerald Joseph Michael
Mahoney Michael F reported 22,119 shares held after the latest filing, against 213,679 at the first on record.
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 trading BSX
Everyone who filed a Form 4 for this ticker, by number of rows on record. "Bought" and "sold" count open-market purchases (code P) and sales only; awards, option exercises and shares withheld for tax are in the row count but not in those two columns. Showing 15 of 17.
| Insider | Role | Rows | Bought | Sold | Value bought | Value sold | Latest |
|---|---|---|---|---|---|---|---|
| Butcher Arthur C | EVP& Grp Pres, MedSurg & APAC | 29 | 0 | 6 | — | $4.0M | May 2, 2026 |
| Mahoney Michael F | Chairman, President & CEO | 28 | 1 | 6 | $9.0M | $26.6M | August 3, 2026 |
| Fitzgerald Joseph Michael | EVP & Group Pres, Cardiology | 28 | 0 | 9 | — | $12.8M | July 31, 2026 |
| O'Connor Padraig Andrew | EVP, Global Operations | 20 | 0 | 6 | — | $184K | September 2, 2026 |
| Woodworth Emily | SVP, Global Controller and CAO | 18 | 0 | 5 | — | $141K | August 11, 2026 |
| Monson Jonathan | EVP and CFO | 18 | 0 | 5 | — | $213K | August 10, 2026 |
| Brown Vance R | EVP, GC and Corp. Secretary | 16 | 0 | 4 | — | $1.1M | February 16, 2026 |
| O'Sullivan Miriam | SVP, Chief HR Officer | 15 | 0 | 4 | — | $86K | February 16, 2026 |
| Habiger David C | Director | 6 | 5 | 0 | $408K | — | August 5, 2026 |
| Weber Christophe Pierre | Director | 5 | 0 | 0 | — | — | May 7, 2026 |
| Zane Ellen M | Director | 5 | 0 | 3 | — | $2.6M | May 7, 2026 |
| Morano Susan E | Director | 4 | 1 | 0 | $100K | — | August 25, 2026 |
| Pegus Cheryl | Director | 4 | 1 | 0 | $100K | — | May 20, 2026 |
| Smith Cathy R | Director | 4 | 0 | 0 | — | — | May 7, 2026 |
| LUDWIG EDWARD J | Director | 3 | 2 | 0 | $430K | — | July 31, 2026 |
What kind of transactions these are 8 Form 4 codes
| Code | Meaning | Rows | Shares | Value at reported prices |
|---|---|---|---|---|
| M | Option exercise or conversion | 90 | 646,694 | $5.5M |
| A | Grant or award | 44 | 866,500 | — |
| F | Shares withheld for tax | 37 | 247,585 | $18.4M |
| S | Open-market sale | 11 | 303,996 | $29.3M |
| P | Open-market purchase | 10 | 206,362 | $10.0M |
| G | Gift | 7 | 709,500 | — |
| I | Discretionary transaction | 5 | 106,006 | $5.2M |
| J | Other acquisition or disposal | 1 | 12,891 | — |
What each code means: Form 4 transaction codes.
Members of Congress trading BSX
Members whose periodic transaction reports name this ticker. Amounts are the sums of the ranges as filed.
| 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 | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| O'Connor Padraig Andrew | Option / conversion M | September 2, 2026 | September 3, 2026 | 1d | 1,171 | — | — | derivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | Sell F | September 2, 2026 | September 3, 2026 | 1d | 567 | $48 | $27K | Form 4 ↗ | ||
| O'Connor Padraig Andrew | Option / conversion M | September 2, 2026 | September 3, 2026 | 1d | 1,171 | — | — | Form 4 ↗ | ||
| Morano Susan E | Buy P | August 25, 2026 | August 26, 2026 | 1d | 2,040 | $49 | $100K | Form 4 ↗ | ||
| Woodworth Emily | Other I | August 11, 2026 | August 12, 2026 | 1d | 2,930 | $51 | $150K | indirect | Form 4 ↗ | |
| Monson Jonathan | Other I | August 10, 2026 | August 11, 2026 | 1d | 9,908 | $50 | $500K | indirect | Form 4 ↗ | |
| Habiger David C | Buy P | August 5, 2026 | August 7, 2026 | 2d | 2,100 | $48 | $100K | Form 4 ↗ | ||
| Mahoney Michael F | Other I | August 3, 2026 | August 5, 2026 | 2d | 22,119 | $48 | $1.1M | indirect | Form 4 ↗ | |
| Mahoney Michael F | Buy P | August 3, 2026 | August 5, 2026 | 2d | 186,240 | $48 | $9.0M | Form 4 ↗ | ||
| Habiger David C | Buy P | August 4, 2026 | August 5, 2026 | 1d | 140 | $49 | $6,802 | Form 4 ↗ | ||
| Habiger David C | Buy P | August 3, 2026 | August 5, 2026 | 2d | 1,042 | $48 | $50K | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | Other I | July 31, 2026 | August 3, 2026 | 3d | 64,198 | $47 | $3.0M | indirect | Form 4 ↗ | |
| LUDWIG EDWARD J | Buy P | July 31, 2026 | August 3, 2026 | 3d | 5,000 | $45 | $227K | Form 4 ↗ | ||
| Monson Jonathan | Option / conversion M | July 1, 2026 | July 2, 2026 | 1d | 2,087 | — | — | derivative | Form 4 ↗ | |
| Monson Jonathan | Sell F | July 1, 2026 | July 2, 2026 | 1d | 1,010 | $43 | $43K | Form 4 ↗ | ||
| Monson Jonathan | Option / conversion M | July 1, 2026 | July 2, 2026 | 1d | 2,087 | — | — | Form 4 ↗ | ||
| Mahoney Michael F | Other G | May 28, 2026 | June 1, 2026 | 4d | 386,755 | — | — | indirect | Form 4 ↗ | |
| Pegus Cheryl | Buy P | May 20, 2026 | May 21, 2026 | 1d | 1,770 | $56 | $100K | Form 4 ↗ | ||
| LUDWIG EDWARD J | Buy P | May 20, 2026 | May 21, 2026 | 1d | 3,580 | $57 | $203K | Form 4 ↗ | ||
| Habiger David C | Buy P | May 20, 2026 | May 21, 2026 | 1d | 2,250 | $56 | $126K | Form 4 ↗ | ||
| Habiger David C | Buy P | May 19, 2026 | May 21, 2026 | 2d | 2,200 | $57 | $125K | Form 4 ↗ | ||
| Zane Ellen M | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| WICHMANN DAVID S | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| Weber Christophe Pierre | Other A | May 7, 2026 | May 11, 2026 | 4d | 2,660 | — | — | derivative | Form 4 ↗ | |
| Weber Christophe Pierre | Other A | May 7, 2026 | May 11, 2026 | 4d | 1,140 | — | — | Form 4 ↗ | ||
| Weber Christophe Pierre | Other A | May 7, 2026 | May 11, 2026 | 4d | 1,767 | — | — | Form 4 ↗ | ||
| Smith Cathy R | Other A | May 7, 2026 | May 11, 2026 | 4d | 2,209 | — | — | derivative | Form 4 ↗ | |
| Smith Cathy R | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | derivative | Form 4 ↗ | |
| Pegus Cheryl | Other A | May 7, 2026 | May 11, 2026 | 4d | 1,281 | — | — | derivative | Form 4 ↗ | |
| Pegus Cheryl | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | derivative | Form 4 ↗ | |
| Morano Susan E | Other A | May 7, 2026 | May 11, 2026 | 4d | 1,281 | — | — | Form 4 ↗ | ||
| Morano Susan E | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| Mega Jessica L | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| Habiger David C | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| LUDWIG EDWARD J | Other A | May 7, 2026 | May 11, 2026 | 4d | 3,800 | — | — | Form 4 ↗ | ||
| O'Connor Padraig Andrew | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 1,802 | — | — | derivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | Sell F | May 2, 2026 | May 4, 2026 | 2d | 872 | $57 | $49K | Form 4 ↗ | ||
| O'Connor Padraig Andrew | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 1,802 | — | — | Form 4 ↗ | ||
| Butcher Arthur C | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,102 | — | — | derivative | Form 4 ↗ | |
| Butcher Arthur C | Sell F | May 2, 2026 | May 4, 2026 | 2d | 1,007 | $57 | $57K | Form 4 ↗ | ||
| Butcher Arthur C | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,102 | — | — | Form 4 ↗ | ||
| Pegus Cheryl | Other A | March 2, 2026 | March 4, 2026 | 2d | 24 | — | — | derivative | Form 4 ↗ | |
| Morano Susan E | Other A | March 2, 2026 | March 4, 2026 | 2d | 24 | — | — | Form 4 ↗ | ||
| Weber Christophe Pierre | Other A | March 2, 2026 | March 4, 2026 | 2d | 323 | — | — | Form 4 ↗ | ||
| Weber Christophe Pierre | Other A | March 2, 2026 | March 4, 2026 | 2d | 556 | — | — | Form 4 ↗ | ||
| Smith Cathy R | Other A | March 2, 2026 | March 4, 2026 | 2d | 323 | — | — | derivative | Form 4 ↗ | |
| Smith Cathy R | Other A | March 2, 2026 | March 4, 2026 | 2d | 556 | — | — | derivative | Form 4 ↗ | |
| Woodworth Emily | Option / conversion M | March 1, 2026 | March 3, 2026 | 2d | 838 | — | — | derivative | Form 4 ↗ | |
| Woodworth Emily | Sell F | March 1, 2026 | March 3, 2026 | 2d | 372 | $77 | $29K | Form 4 ↗ | ||
| Woodworth Emily | Option / conversion M | March 1, 2026 | March 3, 2026 | 2d | 838 | — | — | Form 4 ↗ | ||
| Butcher Arthur C | Other I | February 19, 2026 | February 27, 2026 | 8d | 6,851 | $76 | $519K | lateindirect | Form 4 ↗ | |
| O'Connor Padraig Andrew | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 905 | — | — | derivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,190 | — | — | derivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 500 | — | — | latederivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | Sell F | February 16, 2026 | February 18, 2026 | 2d | 339 | $75 | $25K | Form 4 ↗ | ||
| O'Connor Padraig Andrew | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 905 | — | — | Form 4 ↗ | ||
| O'Connor Padraig Andrew | Sell F | February 14, 2026 | February 18, 2026 | 4d | 449 | $75 | $34K | Form 4 ↗ | ||
| O'Connor Padraig Andrew | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,190 | — | — | Form 4 ↗ | ||
| O'Connor Padraig Andrew | Sell F | February 13, 2026 | February 18, 2026 | 5d | 199 | $75 | $15K | late | Form 4 ↗ | |
| O'Connor Padraig Andrew | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 500 | — | — | late | Form 4 ↗ | |
| Woodworth Emily | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 637 | — | — | derivative | Form 4 ↗ | |
| Woodworth Emily | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 661 | — | — | derivative | Form 4 ↗ | |
| Woodworth Emily | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,413 | — | — | latederivative | Form 4 ↗ | |
| Woodworth Emily | Sell F | February 16, 2026 | February 18, 2026 | 2d | 283 | $75 | $21K | Form 4 ↗ | ||
| Woodworth Emily | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 637 | — | — | Form 4 ↗ | ||
| Woodworth Emily | Sell F | February 14, 2026 | February 18, 2026 | 4d | 296 | $75 | $22K | Form 4 ↗ | ||
| Woodworth Emily | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 661 | — | — | Form 4 ↗ | ||
| Woodworth Emily | Sell F | February 13, 2026 | February 18, 2026 | 5d | 690 | $75 | $52K | late | Form 4 ↗ | |
| Woodworth Emily | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,413 | — | — | late | Form 4 ↗ | |
| Monson Jonathan | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 990 | — | — | derivative | Form 4 ↗ | |
| Monson Jonathan | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,058 | — | — | derivative | Form 4 ↗ | |
| Monson Jonathan | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,766 | — | — | latederivative | Form 4 ↗ | |
| Monson Jonathan | Sell F | February 16, 2026 | February 18, 2026 | 2d | 440 | $75 | $33K | Form 4 ↗ | ||
| Monson Jonathan | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 990 | — | — | Form 4 ↗ | ||
| Monson Jonathan | Sell F | February 14, 2026 | February 18, 2026 | 4d | 470 | $75 | $35K | Form 4 ↗ | ||
| Monson Jonathan | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,058 | — | — | Form 4 ↗ | ||
| Monson Jonathan | Sell F | February 13, 2026 | February 18, 2026 | 5d | 788 | $75 | $59K | late | Form 4 ↗ | |
| Monson Jonathan | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,766 | — | — | late | Form 4 ↗ | |
| O'Sullivan Miriam | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 990 | — | — | derivative | Form 4 ↗ | |
| O'Sullivan Miriam | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,124 | — | — | derivative | Form 4 ↗ | |
| O'Sullivan Miriam | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 588 | — | — | latederivative | Form 4 ↗ | |
| O'Sullivan Miriam | Sell F | February 16, 2026 | February 18, 2026 | 2d | 291 | $75 | $22K | Form 4 ↗ | ||
| O'Sullivan Miriam | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 990 | — | — | Form 4 ↗ | ||
| O'Sullivan Miriam | Sell F | February 14, 2026 | February 18, 2026 | 4d | 329 | $75 | $25K | Form 4 ↗ | ||
| O'Sullivan Miriam | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,124 | — | — | Form 4 ↗ | ||
| O'Sullivan Miriam | Sell F | February 13, 2026 | February 18, 2026 | 5d | 200 | $75 | $15K | late | Form 4 ↗ | |
| O'Sullivan Miriam | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 588 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 16,265 | — | — | derivative | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 16,524 | — | — | derivative | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 8,832 | — | — | latederivative | Form 4 ↗ | |
| Mahoney Michael F | Sell F | February 16, 2026 | February 18, 2026 | 2d | 7,865 | $75 | $588K | Form 4 ↗ | ||
| Mahoney Michael F | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 16,265 | — | — | Form 4 ↗ | ||
| Mahoney Michael F | Sell F | February 14, 2026 | February 18, 2026 | 4d | 7,990 | $75 | $597K | Form 4 ↗ | ||
| Mahoney Michael F | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 16,524 | — | — | Form 4 ↗ | ||
| Mahoney Michael F | Sell F | February 13, 2026 | February 18, 2026 | 5d | 132,099 | $75 | $9.9M | late | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 8,832 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | Other A | February 13, 2026 | February 18, 2026 | 5d | 132,190 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | Other A | February 13, 2026 | February 18, 2026 | 5d | 132,190 | — | — | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 3,960 | — | — | derivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 4,362 | — | — | derivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 2,797 | — | — | latederivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Sell F | February 16, 2026 | February 18, 2026 | 2d | 1,806 | $75 | $135K | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 3,960 | — | — | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | Sell F | February 14, 2026 | February 18, 2026 | 4d | 1,990 | $75 | $149K | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 4,362 | — | — | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | Sell F | February 13, 2026 | February 18, 2026 | 5d | 33,104 | $75 | $2.5M | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 2,797 | — | — | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Other A | February 13, 2026 | February 18, 2026 | 5d | 34,898 | — | — | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Other A | February 13, 2026 | February 18, 2026 | 5d | 34,898 | — | — | late | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 2,546 | — | — | derivative | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 3,173 | — | — | derivative | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 2,237 | — | — | latederivative | Form 4 ↗ | |
| Butcher Arthur C | Sell F | February 16, 2026 | February 18, 2026 | 2d | 1,229 | $75 | $92K | Form 4 ↗ | ||
| Butcher Arthur C | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 2,546 | — | — | Form 4 ↗ | ||
| Butcher Arthur C | Sell F | February 14, 2026 | February 18, 2026 | 4d | 1,535 | $75 | $115K | Form 4 ↗ | ||
| Butcher Arthur C | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 3,173 | — | — | Form 4 ↗ | ||
| Butcher Arthur C | Sell F | February 13, 2026 | February 18, 2026 | 5d | 25,150 | $75 | $1.9M | late | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 2,237 | — | — | late | Form 4 ↗ | |
| Butcher Arthur C | Other A | February 13, 2026 | February 18, 2026 | 5d | 25,380 | — | — | late | Form 4 ↗ | |
| Butcher Arthur C | Other A | February 13, 2026 | February 18, 2026 | 5d | 25,380 | — | — | late | Form 4 ↗ | |
| Brown Vance R | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 1,839 | — | — | derivative | Form 4 ↗ | |
| Brown Vance R | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,851 | — | — | derivative | Form 4 ↗ | |
| Brown Vance R | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,118 | — | — | latederivative | Form 4 ↗ | |
| Brown Vance R | Sell F | February 16, 2026 | February 18, 2026 | 2d | 890 | $75 | $67K | Form 4 ↗ | ||
| Brown Vance R | Option / conversion M | February 16, 2026 | February 18, 2026 | 2d | 1,839 | — | — | Form 4 ↗ | ||
| Brown Vance R | Sell F | February 14, 2026 | February 18, 2026 | 4d | 895 | $75 | $67K | Form 4 ↗ | ||
| Brown Vance R | Option / conversion M | February 14, 2026 | February 18, 2026 | 4d | 1,851 | — | — | Form 4 ↗ | ||
| Brown Vance R | Sell F | February 13, 2026 | February 18, 2026 | 5d | 12,792 | $75 | $956K | late | Form 4 ↗ | |
| Brown Vance R | Option / conversion M | February 13, 2026 | February 18, 2026 | 5d | 1,118 | — | — | late | Form 4 ↗ | |
| Brown Vance R | Other A | February 13, 2026 | February 18, 2026 | 5d | 14,804 | — | — | late | Form 4 ↗ | |
| Brown Vance R | Other A | February 13, 2026 | February 18, 2026 | 5d | 14,804 | — | — | late | Form 4 ↗ | |
| O'Sullivan Miriam | Other A | February 12, 2026 | February 17, 2026 | 5d | 11,143 | — | — | latederivative | Form 4 ↗ | |
| O'Sullivan Miriam | Other A | February 12, 2026 | February 17, 2026 | 5d | 4,722 | — | — | latederivative | Form 4 ↗ | |
| O'Sullivan Miriam | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 961 | — | — | latederivative | Form 4 ↗ | |
| O'Sullivan Miriam | Sell F | February 12, 2026 | February 17, 2026 | 5d | 338 | $74 | $25K | late | Form 4 ↗ | |
| O'Sullivan Miriam | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 961 | — | — | late | Form 4 ↗ | |
| Woodworth Emily | Other A | February 12, 2026 | February 17, 2026 | 5d | 5,584 | — | — | latederivative | Form 4 ↗ | |
| Woodworth Emily | Other A | February 12, 2026 | February 17, 2026 | 5d | 6,071 | — | — | latederivative | Form 4 ↗ | |
| Woodworth Emily | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 481 | — | — | latederivative | Form 4 ↗ | |
| Woodworth Emily | Sell F | February 12, 2026 | February 17, 2026 | 5d | 242 | $74 | $18K | late | Form 4 ↗ | |
| Woodworth Emily | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 481 | — | — | late | Form 4 ↗ | |
| O'Connor Padraig Andrew | Other A | February 12, 2026 | February 17, 2026 | 5d | 11,939 | — | — | latederivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | Other A | February 12, 2026 | February 17, 2026 | 5d | 5,059 | — | — | latederivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,058 | — | — | latederivative | Form 4 ↗ | |
| O'Connor Padraig Andrew | Sell F | February 12, 2026 | February 17, 2026 | 5d | 457 | $74 | $34K | late | Form 4 ↗ | |
| O'Connor Padraig Andrew | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,058 | — | — | late | Form 4 ↗ | |
| Monson Jonathan | Other A | February 12, 2026 | February 17, 2026 | 5d | 27,857 | — | — | latederivative | Form 4 ↗ | |
| Monson Jonathan | Other A | February 12, 2026 | February 17, 2026 | 5d | 11,805 | — | — | latederivative | Form 4 ↗ | |
| Monson Jonathan | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,154 | — | — | latederivative | Form 4 ↗ | |
| Monson Jonathan | Sell F | February 12, 2026 | February 17, 2026 | 5d | 573 | $74 | $42K | late | Form 4 ↗ | |
| Monson Jonathan | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,154 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | Other A | February 12, 2026 | February 17, 2026 | 5d | 131,329 | — | — | latederivative | Form 4 ↗ | |
| Mahoney Michael F | Other A | February 12, 2026 | February 17, 2026 | 5d | 55,652 | — | — | latederivative | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 13,704 | — | — | latederivative | Form 4 ↗ | |
| Mahoney Michael F | Sell F | February 12, 2026 | February 17, 2026 | 5d | 6,626 | $74 | $491K | late | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 13,704 | — | — | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 43,776 | — | — | latederivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Other A | February 12, 2026 | February 17, 2026 | 5d | 18,550 | — | — | latederivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 3,462 | — | — | latederivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Sell F | February 12, 2026 | February 17, 2026 | 5d | 1,612 | $74 | $119K | late | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 3,462 | — | — | late | Form 4 ↗ | |
| Butcher Arthur C | Other A | February 12, 2026 | February 17, 2026 | 5d | 35,817 | — | — | latederivative | Form 4 ↗ | |
| Butcher Arthur C | Other A | February 12, 2026 | February 17, 2026 | 5d | 15,178 | — | — | latederivative | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 2,692 | — | — | latederivative | Form 4 ↗ | |
| Butcher Arthur C | Sell F | February 12, 2026 | February 17, 2026 | 5d | 1,302 | $74 | $97K | late | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 2,692 | — | — | late | Form 4 ↗ | |
| Brown Vance R | Other A | February 12, 2026 | February 17, 2026 | 5d | 17,510 | — | — | latederivative | Form 4 ↗ | |
| Brown Vance R | Other A | February 12, 2026 | February 17, 2026 | 5d | 7,420 | — | — | latederivative | Form 4 ↗ | |
| Brown Vance R | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,442 | — | — | latederivative | Form 4 ↗ | |
| Brown Vance R | Sell F | February 12, 2026 | February 17, 2026 | 5d | 488 | $74 | $36K | late | Form 4 ↗ | |
| Brown Vance R | Option / conversion M | February 12, 2026 | February 17, 2026 | 5d | 1,442 | — | — | late | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 2, 2026 | February 3, 2026 | 1d | 49,407 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 2, 2026 | February 3, 2026 | 1d | 46,347 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Mahoney Michael F | Sell S | February 2, 2026 | February 3, 2026 | 1d | 159,701 | $93 | $14.9M | 10b5-1 plan | Form 4 ↗ | |
| Mahoney Michael F | Sell S | February 2, 2026 | February 3, 2026 | 1d | 1,200 | $94 | $113K | 10b5-1 plan | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 2, 2026 | February 3, 2026 | 1d | 46,347 | $27 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| Mahoney Michael F | Option / conversion M | February 2, 2026 | February 3, 2026 | 1d | 49,407 | $25 | $1.2M | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 3,177 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 6,175 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 1,009 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 6,952 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Butcher Arthur C | Sell S | December 1, 2025 | December 2, 2025 | 1d | 17,313 | $102 | $1.8M | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 1,009 | $17 | $17K | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 3,177 | $23 | $72K | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 6,175 | $25 | $152K | 10b5-1 plan | Form 4 ↗ | |
| Butcher Arthur C | Option / conversion M | December 1, 2025 | December 2, 2025 | 1d | 6,952 | $27 | $188K | 10b5-1 plan | Form 4 ↗ | |
| O'Sullivan Miriam | Other G | November 28, 2025 | December 1, 2025 | 3d | 260 | — | — | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | Other G | November 14, 2025 | November 14, 2025 | 0d | 9,610 | — | — | Form 4 ↗ | ||
| Fitzgerald Joseph Michael | Other G | November 12, 2025 | November 14, 2025 | 2d | 690 | — | — | Form 4 ↗ | ||
| Zane Ellen M | Sell S | November 6, 2025 | November 6, 2025 | 0d | 12,891 | $98 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Option / conversion M | November 3, 2025 | November 4, 2025 | 1d | 50,000 | — | — | 10b5-1 planderivative | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Sell S | November 3, 2025 | November 4, 2025 | 1d | 29,472 | $99 | $2.9M | 10b5-1 plan | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Sell S | November 3, 2025 | November 4, 2025 | 1d | 16,928 | $100 | $1.7M | 10b5-1 plan | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Sell S | November 3, 2025 | November 4, 2025 | 1d | 3,600 | $101 | $363K | 10b5-1 plan | Form 4 ↗ | |
| Fitzgerald Joseph Michael | Option / conversion M | November 3, 2025 | November 4, 2025 | 1d | 50,000 | $26 | $1.3M | 10b5-1 plan | Form 4 ↗ | |
| Mahoney Michael F | Other G | October 30, 2025 | October 31, 2025 | 1d | 149,992 | — | — | indirect | Form 4 ↗ | |
| Mahoney Michael F | Other G | October 29, 2025 | October 31, 2025 | 2d | 73,996 | — | — | indirect | Form 4 ↗ | |
| Mahoney Michael F | Other G | October 29, 2025 | October 31, 2025 | 2d | 88,197 | — | — | indirect | Form 4 ↗ | |
| Zane Ellen M | Other J | October 29, 2025 | October 31, 2025 | 2d | 12,891 | — | — | Form 4 ↗ | ||
| Zane Ellen M | 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.
Congressional trades
| Filer | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|
| Kevin Hern | Sell | August 31, 2026 | September 25, 2026 | 25d | — | — | $15K–$50K | joint | House PTR ↗ | |
| Kevin Hern | Sell | September 9, 2026 | September 25, 2026 | 16d | — | — | $50K–$100K | joint | House PTR ↗ | |
| Kevin Hern | Sell | September 3, 2026 | September 25, 2026 | 22d | — | — | $1,001–$15K | dependent | House PTR ↗ | |
| Kevin Hern | Sell | September 3, 2026 | September 25, 2026 | 22d | — | — | $1,001–$15K | dependent | House PTR ↗ | |
| Kevin Hern | Sell | September 3, 2026 | September 25, 2026 | 22d | — | — | $1,001–$15K | dependent | House PTR ↗ | |
| Kevin Hern | Sell | September 4, 2026 | September 25, 2026 | 21d | — | — | $50K–$100K | joint | House PTR ↗ | |
| Gilbert Ray Cisneros, Jr. | Buy | August 18, 2026 | September 10, 2026 | 23d | — | — | $1,001–$15K | House PTR ↗ | ||
| Alan Armstrong | Buy | March 27, 2026 | July 21, 2026 | 116d | — | — | $1,001–$15K | late | Senate PTR ↗ | |
| John Boozman | Sell | June 4, 2026 | July 13, 2026 | 39d | — | — | $1,001–$15K | joint | Senate PTR ↗ | |
| Gilbert Ray Cisneros, Jr. | Sell | June 5, 2026 | July 2, 2026 | 27d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | June 5, 2026 | July 2, 2026 | 27d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | May 29, 2026 | June 8, 2026 | 10d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | May 19, 2026 | June 8, 2026 | 20d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | May 11, 2026 | June 8, 2026 | 28d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | February 10, 2026 | March 9, 2026 | 27d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | January 30, 2026 | February 13, 2026 | 14d | — | — | $1,001–$15K | House PTR ↗ | ||
| Markwayne Mullin | Buy | December 29, 2025 | January 16, 2026 | 18d | — | — | $15K–$50K | joint | Senate PTR ↗ | |
| John Boozman | Sell | December 17, 2025 | January 13, 2026 | 27d | — | — | $1,001–$15K | joint | Senate PTR ↗ | |
| Gilbert Ray Cisneros, Jr. | Sell | December 24, 2025 | January 12, 2026 | 19d | — | — | $1,001–$15K | House PTR ↗ | ||
| Gilbert Ray Cisneros, Jr. | Buy | November 18, 2025 | December 15, 2025 | 27d | — | — | $1,001–$15K | House PTR ↗ | ||
| Lisa C. McClain | Sell | October 31, 2025 | November 21, 2025 | 21d | — | — | $1,001–$15K | spouse | House PTR ↗ | |
| Lisa C. McClain | Buy | October 30, 2025 | November 21, 2025 | 22d | — | — | $1,001–$15K | spouse | House PTR ↗ | |
| Lisa C. McClain | Sell | October 30, 2025 | November 21, 2025 | 22d | — | — | $1,001–$15K | spouse | House PTR ↗ | |
| Gilbert Ray Cisneros, Jr. | Buy | October 17, 2025 | November 18, 2025 | 32d | — | — | $1,001–$15K | House PTR ↗ | ||
| Kevin Hern | Sell | October 28, 2025 | November 16, 2025 | 19d | — | — | $15K–$50K | joint | House PTR ↗ | |
| Val T. Hoyle | Sell | September 23, 2025 | October 10, 2025 | 17d | — | — | $1,001–$15K | spouse | House PTR ↗ |
Related stocks
Tickers traded by the same people who traded BSX, by number of filers in common. It shows overlap in public filings and nothing else.
- AAPL Apple Inc. - Common Stock 7 filers in common
- MSFT Microsoft Corporation - Common Stock 7 filers in common
- UNH UnitedHealth Group Incorporated Common Stock 7 filers in common
- META Meta Platforms, Inc. - Class A Common Stock 6 filers in common
- NVDA NVIDIA Corporation - Common Stock 6 filers in common
- AMZN Amazon.com, Inc. - Common Stock 6 filers in common
- ETN Eaton Corporation, PLC Ordinary Shares 6 filers in common
- JPM JP Morgan Chase & Co. Common Stock 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.
- Form 4 transaction codes P = purchase. S = sale. These are the two market trades.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- How to read a congressional trade report Owner tells you whose asset it was: the member, the spouse, a dependent child, or held jointly.
- Why congressional trade amounts are ranges There are ten ranges; the lowest is $1,001–$15,000 and the highest is over $50,000,000.
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 |
Site built October 27, 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.
Insider rows are Form 4 filings for this issuer from SEC EDGAR; congressional rows are periodic transaction reports parsed from the House Clerk and the Senate eFD. Values use the reported price for Form 4 and the disclosed range for Congress. See methodology and corrections.
Not investment advice. Disclosures are shown as filed and may lag the trade or be amended. No recommendation is made or implied.