The Filings Report

Boston Scientific Corp. insider trading

BSXfinancial statementsForm 4 filings on EDGAR366 transactions since Nov 1, 2024

From August 4, 2026 to November 1, 2026, 2 insiders at Boston Scientific Corp. bought $207K of stock in the open market, and 0 sold $0. Officers and directors accounted for $207K of purchases and $0 of sales. The last reported transaction was an option exercise by O'Connor Padraig Andrew on September 2, 2026.

The answer card and chart use the same period. Change the range above the chart to update both. Form 4 filings through September 3, 2026; awards, option exercises, tax withholding and gifts are excluded from these totals.

Stock price and insider activity

Daily price candles with insider purchases and sales directly beneath them on the same timeline. Bars show individual days; totals sum all days in the selected period.

BSX daily priceSplit-adjusted prices in US dollars

Bought $207KSold $0Aug 4, 2026 – Nov 1, 2026

Oct 30, 2026O $42.95 · H $43.29 · L $41.73 · C $41.98Bought $0 (0)Sold $0 (0)
$39$43$46$50$542026-08-04: open $48.11, high $49.21, low $47.98, close $49.092026-08-05: open $49.47, high $49.49, low $47.10, close $47.742026-08-06: open $49.23, high $50.16, low $48.88, close $49.302026-08-07: open $49.50, high $50.12, low $49.06, close $49.312026-08-10: open $49.54, high $50.82, low $49.54, close $50.462026-08-11: open $50.27, high $51.50, low $50.13, close $51.192026-08-12: open $50.50, high $51.74, low $50.02, close $51.422026-08-13: open $51.57, high $52.34, low $51.22, close $51.692026-08-14: open $52.83, high $52.99, low $51.70, close $51.832026-08-17: open $51.71, high $52.07, low $51.24, close $51.432026-08-18: open $52.38, high $52.53, low $50.45, close $50.472026-08-19: open $50.80, high $52.56, low $50.66, close $52.012026-08-20: open $51.64, high $51.80, low $49.36, close $49.372026-08-21: open $49.22, high $50.90, low $49.01, close $50.372026-08-24: open $50.29, high $50.38, low $48.77, close $49.012026-08-25: open $48.79, high $50.04, low $48.62, close $49.862026-08-26: open $47.00, high $48.54, low $46.90, close $48.172026-08-27: open $48.00, high $48.07, low $46.61, close $46.672026-08-28: open $46.85, high $47.22, low $46.50, close $46.842026-08-31: open $46.40, high $48.97, low $46.09, close $48.302026-09-01: open $49.12, high $49.12, low $47.27, close $48.082026-09-02: open $47.91, high $49.66, low $47.91, close $48.372026-09-03: open $48.58, high $49.27, low $46.80, close $46.952026-09-04: open $46.92, high $48.06, low $46.83, close $47.802026-09-08: open $47.43, high $47.45, low $44.85, close $44.982026-09-09: open $45.11, high $46.27, low $44.89, close $44.962026-09-10: open $44.13, high $44.42, low $42.78, close $43.102026-09-11: open $43.19, high $43.55, low $42.80, close $42.982026-09-14: open $44.00, high $45.15, low $43.85, close $45.052026-09-15: open $44.32, high $44.77, low $43.68, close $43.872026-09-16: open $43.85, high $44.67, low $43.65, close $43.912026-09-17: open $43.47, high $43.66, low $42.95, close $43.552026-09-18: open $43.08, high $43.90, low $43.05, close $43.342026-09-21: open $42.98, high $43.81, low $42.72, close $43.722026-09-22: open $44.70, high $45.08, low $44.04, close $44.922026-09-23: open $45.00, high $45.74, low $43.99, close $44.622026-09-24: open $44.65, high $45.16, low $44.46, close $44.682026-09-25: open $44.68, high $44.84, low $43.33, close $43.922026-09-28: open $43.91, high $44.15, low $43.17, close $44.112026-09-29: open $44.15, high $44.30, low $43.22, close $43.882026-09-30: open $43.74, high $43.97, low $43.30, close $43.652026-10-01: open $43.51, high $43.96, low $42.95, close $43.232026-10-02: open $43.32, high $43.44, low $41.94, close $42.602026-10-05: open $42.53, high $43.30, low $42.29, close $42.402026-10-06: open $42.47, high $42.75, low $42.00, close $42.192026-10-07: open $42.19, high $42.52, low $41.50, close $41.582026-10-08: open $41.50, high $42.27, low $41.39, close $42.042026-10-09: open $42.12, high $42.83, low $41.97, close $42.732026-10-12: open $43.10, high $43.92, low $42.67, close $43.842026-10-13: open $43.95, high $44.15, low $42.46, close $43.312026-10-14: open $43.40, high $43.58, low $42.28, close $43.002026-10-15: open $43.95, high $44.43, low $43.46, close $44.142026-10-16: open $44.45, high $44.83, low $43.89, close $44.392026-10-19: open $44.01, high $45.10, low $43.94, close $45.052026-10-20: open $45.67, high $46.05, low $45.15, close $45.582026-10-21: open $45.04, high $45.64, low $43.92, close $44.512026-10-22: open $44.72, high $46.05, low $44.62, close $46.012026-10-23: open $45.84, high $46.16, low $45.22, close $45.692026-10-26: open $45.31, high $46.07, low $45.13, close $45.582026-10-27: open $45.29, high $45.33, low $44.86, close $45.062026-10-28: open $41.95, high $43.92, low $39.57, close $42.432026-10-29: open $41.81, high $43.09, low $41.68, close $42.692026-10-30: open $42.95, high $43.29, low $41.73, close $41.98Insider purchases / sales · USD$200K$0−$200K2026-08-04: 1 purchases ($7K), 0 sales ($0)2026-08-05: 1 purchases ($100K), 0 sales ($0)2026-08-25: 1 purchases ($100K), 0 sales ($0)Aug 4Aug 26Sep 17Oct 9Oct 30

purchases above zero; sales below. Both use the transaction date and the same dollar scale. Hover, tap, or use arrow keys to inspect a date. Awards, exercises, tax withholding and gifts are excluded.

Dates with prices or insider activity are spaced evenly; empty weekends and holidays are omitted. Prices through Oct 30, 2026. Insider data through Nov 1, 2026. Prices are adjusted for splits; transaction values are reported dollars.

Every transaction

366 transactions from November 1, 2024 to November 1, 2026, newest first. Open-market purchases and sales are coloured; awards, exercises, tax withholding and gifts are grey and not counted.

TradedInsiderRoleTransactionSharesPriceValueHeld afterFiled
Sep 2, 2026O'Connor Padraig AndrewEVP, Global Operationsoption exercise1,171$0.00—8,459Sep 3, 2026
Sep 2, 2026O'Connor Padraig AndrewEVP, Global Operationstax withholding567$48.37$27K7,892Sep 3, 2026
Aug 25, 2026Morano Susan EDirectoropen-market buy2,040$49.22$100K13,784Aug 26, 2026
Aug 11, 2026Woodworth EmilySVP, Global Controller and CAOdiscretionaryindirect2,930$51.19$150K2,930Aug 12, 2026
Aug 10, 2026Monson JonathanEVP and CFOdiscretionaryindirect9,908$50.46$500K9,908Aug 11, 2026
Aug 5, 2026Habiger David CDirectoropen-market buy2,100$47.59$100K17,160Aug 7, 2026
Aug 4, 2026Habiger David CDirectoropen-market buy140$48.59$7K15,060Aug 5, 2026
Aug 3, 2026Habiger David CDirectoropen-market buy1,042$48.07$50K14,920Aug 5, 2026
Aug 3, 2026Mahoney Michael FChairman, President & CEO, Directoropen-market buy186,240$48.33$9M2MAug 5, 2026
Aug 3, 2026Mahoney Michael FChairman, President & CEO, Directordiscretionaryindirect22,119$48.43$1M22,119Aug 5, 2026
Jul 31, 2026Ludwig Edward JDirectoropen-market buy5,000$45.48$227K30,359Aug 3, 2026
Jul 31, 2026Fitzgerald Joseph MichaelEVP & Group Pres, Cardiologydiscretionaryindirect64,198$46.73$3M64,198Aug 3, 2026
Jul 1, 2026Monson JonathanEVP and CFOoption exercise2,087$0.00—40,073Jul 2, 2026
Jul 1, 2026Monson JonathanEVP and CFOtax withholding1,010$43.06$43K39,063Jul 2, 2026
May 28, 2026Mahoney Michael FChairman, President & CEO, Directorgiftindirect386,755$0.00—0Jun 1, 2026
May 20, 2026Pegus CherylDirectoropen-market buy1,770$56.49$100K1,770May 21, 2026
May 20, 2026Ludwig Edward JDirectoropen-market buy3,580$56.68$203K25,359May 21, 2026
May 20, 2026Habiger David CDirectoropen-market buy2,250$55.92$126K13,878May 21, 2026
May 19, 2026Habiger David CDirectoropen-market buy2,200$56.95$125K11,628May 21, 2026
May 7, 2026Zane Ellen MDirectoraward3,800$0.00—27,934May 11, 2026
May 7, 2026Wichmann David SDirectoraward3,800$0.00—45,382May 11, 2026
May 7, 2026Weber Christophe PierreDirectoraward1,767$0.00—2,646May 11, 2026
May 7, 2026Weber Christophe PierreDirectoraward1,140$0.00—3,786May 11, 2026
May 7, 2026Morano Susan EDirectoraward3,800$0.00—10,463May 11, 2026
May 7, 2026Morano Susan EDirectoraward1,281$0.00—11,744May 11, 2026
May 7, 2026Mega Jessica LDirectoraward3,800$0.00—12,035May 11, 2026
May 7, 2026Ludwig Edward JDirectoraward3,800$0.00—21,779May 11, 2026
May 7, 2026Habiger David CDirectoraward3,800$0.00—9,428May 11, 2026
May 2, 2026O'Connor Padraig AndrewEVP, Global Operationsoption exercise1,802$0.00—7,896May 4, 2026
May 2, 2026O'Connor Padraig AndrewEVP, Global Operationstax withholding872$56.50$49K7,024May 4, 2026
May 2, 2026Butcher Arthur CEVP& Grp Pres, MedSurg & APACoption exercise2,102$0.00—57,894May 4, 2026
May 2, 2026Butcher Arthur CEVP& Grp Pres, MedSurg & APACtax withholding1,007$56.50$57K56,887May 4, 2026
Mar 2, 2026Morano Susan EDirectoraward24$0.00—6,663Mar 4, 2026
Mar 2, 2026Weber Christophe PierreDirectoraward556$0.00—556Mar 4, 2026
Mar 2, 2026Weber Christophe PierreDirectoraward323$0.00—879Mar 4, 2026
Mar 1, 2026Woodworth EmilySVP, Global Controller and CAOoption exercise838$0.00—3,231Mar 3, 2026
Mar 1, 2026Woodworth EmilySVP, Global Controller and CAOtax withholding372$76.85$29K2,859Mar 3, 2026
Feb 19, 2026Butcher Arthur CEVP& Grp Pres, MedSurg & APACdiscretionaryindirect6,851$75.76$519K20,205Feb 27, 2026
Feb 16, 2026Woodworth EmilySVP, Global Controller and CAOoption exercise637$0.00—2,676Feb 18, 2026
Feb 16, 2026Woodworth EmilySVP, Global Controller and CAOtax withholding283$74.73$21K2,393Feb 18, 2026
Feb 16, 2026O'Sullivan MiriamSVP, Chief HR Officertax withholding291$74.73$22K17,302Feb 18, 2026
Feb 16, 2026O'Sullivan MiriamSVP, Chief HR Officeroption exercise990$0.00—17,593Feb 18, 2026
Feb 16, 2026O'Connor Padraig AndrewEVP, Global Operationstax withholding339$74.73$25K6,094Feb 18, 2026
Feb 16, 2026O'Connor Padraig AndrewEVP, Global Operationsoption exercise905$0.00—6,433Feb 18, 2026
Feb 16, 2026Monson JonathanEVP and CFOtax withholding440$74.73$33K37,986Feb 18, 2026
Feb 16, 2026Monson JonathanEVP and CFOoption exercise990$0.00—38,426Feb 18, 2026
Feb 16, 2026Mahoney Michael FChairman, President & CEO, Directoroption exercise16,265$0.00—2MFeb 18, 2026
Feb 16, 2026Mahoney Michael FChairman, President & CEO, Directortax withholding7,865$74.73$588K2MFeb 18, 2026
Feb 16, 2026Fitzgerald Joseph MichaelEVP & Group Pres, Cardiologytax withholding1,806$74.73$135K213,907Feb 18, 2026
Feb 16, 2026Fitzgerald Joseph MichaelEVP & Group Pres, Cardiologyoption exercise3,960$0.00—215,713Feb 18, 2026

Who the insiders are

Everyone who reported a transaction since November 1, 2024, by open-market value over twelve months. Shares held are after the insider’s latest directly held transaction.

InsiderRoleLast transactionKindShares heldBought, 12 monthsSold, 12 monthsSales under a plan
Mahoney Michael FChairman, President & CEO, DirectorAug 3, 2026open-market buy2M$9M (1)$15M (2)2 of 2
Fitzgerald Joseph MichaelEVP & Group Pres, CardiologyJul 31, 2026discretionary213,907—$5M (3)3 of 3
Butcher Arthur CEVP& Grp Pres, MedSurg & APACMay 2, 2026option exercise57,894—$2M (1)1 of 1
Zane Ellen MDirectorMay 7, 2026award27,934—$1M (1)1 of 1
Ludwig Edward JDirectorJul 31, 2026open-market buy30,359$430K (2)——
Habiger David CDirectorAug 5, 2026open-market buy17,160$408K (5)——
Morano Susan EDirectorAug 25, 2026open-market buy13,784$100K (1)——
Pegus CherylDirectorMay 20, 2026open-market buy1,770$100K (1)——
Brown Vance REVP, GC and Corp. SecretaryFeb 16, 2026tax withholding54,244———
Woodworth EmilySVP, Global Controller and CAOAug 11, 2026discretionary3,231———
Sorenson John BradleyEVP, Global OperationsMay 5, 2025open-market sale18,705———
O'Sullivan MiriamSVP, Chief HR OfficerFeb 16, 2026tax withholding17,302———
Brennan Daniel J.EVP and CFOFeb 19, 2025option exercise251,151———
Mirviss Jeffrey B.EVP&Pres, Periph InterventFeb 25, 2025open-market sale25,766———
Monson JonathanEVP and CFOAug 10, 2026discretionary40,073———
O'Connor Padraig AndrewEVP, Global OperationsSep 2, 2026option exercise8,459———
Carruthers WendyEVP, Human ResourcesDec 2, 2024option exercise36,291———
Weber Christophe PierreDirectorMay 7, 2026award2,646———
Wichmann David SDirectorMay 7, 2026award45,382———
Mega Jessica LDirectorMay 7, 2026award12,035———
Fujimori YoshiakiDirectorJul 29, 2025open-market sale2,081———
Sununu John EDirectorMay 8, 2025award54,723———

Questions

Are Boston Scientific Corp. insiders buying or selling?

Over the twelve months to November 1, 2026, 4 insiders at Boston Scientific Corp. sold $23M of stock in the open market, all by officers and directors, and 5 insiders bought $10M, all by officers and directors. Net, insiders sold $13M. Only open-market purchases and sales are counted.

Who sold the most Boston Scientific Corp. stock in the last year?

Mahoney Michael F (Chairman, President & CEO, Director) sold $15M in 2 open-market sales over the twelve months to November 1, 2026.

Do Boston Scientific Corp. executives sell under 10b5-1 plans?

7 of the 7 open-market sales in the last twelve months (100%) were reported as made under a Rule 10b5-1 trading plan, set up in advance. A sale under a plan is still counted as a sale.

What counts as insider buying here?

Only open-market purchases (Form 4 code P) and sales (code S) by officers, directors and 10% owners. Stock awards, option exercises, shares withheld for tax and gifts are listed in the table but never counted as buying or selling.

More on Boston Scientific Corp.

From Form 4, 4/A and 5 filings with the SEC. A record of insider transactions, not a recommendation.