Form4insider filings, from the source

Company · CIK 0000885725 · SIC 3841 — Surgical & Medical Instruments & Apparatus · NYSE

BOSTON SCIENTIFIC CORP · BSX

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $9.5M · 5sales $0 · 0net $9.5M
$10k$10k$100k$100k$1M$1M$10M$10MbuyssalesJun 28Jul 13Jul 28Aug 13Aug 28Sep 13Sep 28

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 2, 2026 FMForm 4 →Sep 3, 4:34 pm EDTPadraig Andrew O'ConnorEVP, Global Operations1,738$48.37$27,4267,892—
Aug 25, 2026 PForm 4 →Aug 26, 6:46 pm EDTSusan E MoranoDirector2,040$49.22$100,40813,784+17.4%
Aug 11, 2026 IForm 4 →Aug 12, 4:08 pm EDTEmily WoodworthSVP, Global Controller and CAO2,930$51.19$149,9872,930—
Aug 10, 2026 IForm 4 →Aug 11, 4:39 pm EDTJonathan MonsonEVP and CFO9,908$50.46$499,9589,908—
Aug 5, 2026 PForm 4 →Aug 7, 4:16 pm EDTDavid C HabigerDirector2,100$47.59$99,93717,160+13.9%
Aug 3, 2026 PForm 4 →Aug 5, 4:15 pm EDTDavid C HabigerDirector1,182$48.13$56,88715,060+8.52%
Aug 3, 2026 IForm 4 →Aug 5, 4:15 pm EDTMichael F MahoneyChairman, President & CEO, Director22,119$48.43$1,071,22322,119—
Aug 3, 2026 PForm 4 →Aug 5, 4:15 pm EDTMichael F MahoneyChairman, President & CEO, Director186,240$48.33$9,001,4081,590,024+13.3%
Jul 31, 2026 PForm 4 →Aug 3, 4:29 pm EDTEdward J LudwigDirector5,000$45.48$227,40030,359+19.7%
Jul 31, 2026 IForm 4 →Aug 3, 4:29 pm EDTJoseph Michael FitzgeraldEVP & Group Pres, Cardiology64,198$46.73$2,999,97364,198—
Jul 1, 2026 FMForm 4 →Jul 2, 4:07 pm EDTJonathan MonsonEVP and CFO3,097$43.06$43,49139,063—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 2, 2026 MForm 4 →Sep 3, 4:34 pm EDTPadraig Andrew O'ConnorEVP, Global Operations1,171——3,516—
Jul 1, 2026 MForm 4 →Jul 2, 4:07 pm EDTJonathan MonsonEVP and CFO2,087——6,263—