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BSX insider trading

BOSTON SCIENTIFIC CORP — open-market insider buys and $1M+ sells from SEC Forms 3, 4 and 5.
Insider buys · 24 mo
9
Bought · 24 mo
$10.0M
Buys · last 90 days
5 · $9.5M
Most recent buy
2026-08-26

Cluster buy detected

4 insiders bought BSX within a short window (2026-07-31→2026-08-25), $9.5M in total — cluster score 83/100. Members see the buyers, the score breakdown and the chart.

See the cluster

Recent insider filings

FiledInsiderTypeSharesPriceValue
2026-08-26Morano Susan Ecluster
Director
Bought2,040$49.22$100k
2026-08-07Habiger David Ccluster
Director
Bought2,100$47.59$100k
2026-08-05Mahoney Michael Fcluster
Chairman, President & CEO
Bought186,240$48.33$9.0M
2026-08-05Habiger David Ccluster
Director
Bought1,182$48.13$57k
2026-08-03LUDWIG EDWARD Jcluster
Director
Bought5,000$45.48$227k
2026-05-21Habiger David Ccluster
Director
Bought4,450$56.43$251k
2026-05-21Pegus Cherylcluster
Director
Bought1,770$56.49$100k
2026-05-21LUDWIG EDWARD Jcluster
Director
Bought3,580$56.68$203k
2026-02-03Mahoney Michael F
Chairman, President & CEO
Sold159,701$93.49$14.9M
2025-12-02Butcher Arthur C
EVP& Grp Pres, MedSurg & APAC
Sold17,313$101.55$1.8M
2025-11-06Zane Ellen M
Director
Sold12,891$98.28$1.3M
2025-11-04Fitzgerald Joseph Michael
EVP & Group Pres, Cardiology
Sold46,400$99.37$4.6M
2025-10-28Zane Ellen M
Director
Sold9,990$101.13$1.0M
2025-10-01Fitzgerald Joseph Michael
EVP & Group Pres, Cardiology
Sold41,755$98.38$4.1M
2025-09-03Fitzgerald Joseph Michael
EVP & Group Pres, Cardiology
Sold50,000$105.43$5.3M
2025-08-04Fitzgerald Joseph Michael
EVP & Group Pres, Cardiology
Sold50,000$104.63$5.2M
2025-08-04Butcher Arthur C
EVP& Grp Pres, MedSurg & APAC
Sold17,313$104.63$1.8M
2025-07-02Fitzgerald Joseph Michael
EVP & Group Pres, Cardiology
Sold50,000$106.97$5.3M
2025-06-04Fitzgerald Joseph Michael
EVP & Group Pres, Cardiology
Sold56,372$102.88$5.8M
2025-06-03Mahoney Michael F
Chairman, President & CEO
Sold164,443$103.69$17.1M
2025-05-05Mahoney Michael F
Chairman, President & CEO
Sold164,443$102.48$16.9M
2025-05-05Butcher Arthur C
EVP& Grp Pres, MedSurg & APAC
Sold17,314$102.06$1.8M
2025-04-02Mahoney Michael F
Chairman, President & CEO
Sold164,442$100.01$16.4M
2025-02-24Zane Ellen M
Director
Sold13,586$104.23$1.4M
2025-02-19Brennan Daniel J.
EVP and CFO
Sold81,963$105.14$8.6M

Showing the 25 most recent of 35 filings for BSX in the last two years. The full history, the price chart with every buy and sell marked, and daily updates are in the members browser.

Most active insider buyers

InsiderRoleBuysTotal bought
Mahoney Michael FChairman, President & CEO1$9.0M
LUDWIG EDWARD JDirector2$430k
Habiger David CDirector3$408k
Morano Susan EDirector1$100k
Pegus CherylDirector1$100k
Fitzgerald Joseph MichaelEVP & Group Pres, Cardiology1$5k

See BSX on the chart

Every insider buy and sell for BSX plotted on the price, the full two-year history, cluster scores and daily updates — in the members area, $29/month. A free quarterly sample of the whole dataset needs no account.

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Data from the SEC EDGAR ownership filings, refreshed daily. Only open-market purchases (transaction code P) and sales of $1M or more are shown; grants, option exercises and tax withholding are excluded because they run on schedules set years earlier. Not investment advice.