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$BSX

$48.09 +$0.41 (0.86%)

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Valuations P Insider Transactions P Congressional Trades P

Insider Transactions

Insider Transaction Summary

Michael F Mahoney

1,576,860 shares

Net: +74,999 B/S: 317.31

Daniel J. Brennan

225,808 shares

Net: 0 B/S: -

Joseph Michael Fitzgerald

213,907 shares

Net: +135,542 B/S: 2.38

Maulik Nanavaty

177,258 shares

Net: 0 B/S: -

DAVID J ROUX

73,591 shares

Net: 0 B/S: -

Arthur C Butcher

57,894 shares

Net: +9,214 B/S: 2.14

John E Sununu

54,723 shares

Net: 0 B/S: -

Vance R Brown

54,244 shares

Net: +15,493 B/S: ∞

Edward F Mackey

52,944 shares

Net: 0 B/S: -

DAVID S WICHMANN

41,582 shares

Net: 0 B/S: -

Jonathan Monson

37,986 shares

Net: +23,414 B/S: ∞

Eric Francis Yves Thepaut

31,422 shares

Net: 0 B/S: -

Wendy Carruthers

29,308 shares

Net: 0 B/S: -

DONNA JAMES

28,124 shares

Net: 0 B/S: -

Ian T Meredith

28,082 shares

Net: 0 B/S: -

Jeffrey B. Mirviss

25,766 shares

Net: 0 B/S: -

Meghan Scanlon

24,461 shares

Net: 0 B/S: -

Ellen M Zane

24,134 shares

Net: -12,891 B/S: 0.5

Jodi Euerle Eddy

23,263 shares

Net: 0 B/S: -

John Bradley Sorenson

18,705 shares

Net: 0 B/S: -

EDWARD J LUDWIG

17,979 shares

Net: -4,500 B/S: -

Miriam O'Sullivan

17,302 shares

Net: +6,967 B/S: ∞

Scott Olson

14,518 shares

Net: 0 B/S: -

Nelda J Connors

8,823 shares

Net: 0 B/S: -

Jessica L Mega

8,235 shares

Net: 0 B/S: -

Padraig Andrew O'Connor

7,896 shares

Net: +8,198 B/S: ∞

Susan E Morano

6,663 shares

Net: +24 B/S: ∞

Desiree Ralls-Morrison

6,041 shares

Net: 0 B/S: -

Cheryl Pegus

5,917 shares

Net: +24 B/S: ∞

David C Habiger

5,628 shares

Net: 0 B/S: -

Charles J Dockendorff

2,901 shares

Net: 0 B/S: -

Emily Woodworth

2,859 shares

Net: +8,218 B/S: ∞

YOSHIAKI FUJIMORI

2,081 shares

Net: -2,901 B/S: -

Christophe Pierre Weber

556 shares

Net: +556 B/S: ∞

Cathy R Smith

556 shares

Net: +556 B/S: ∞

David A Pierce

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
Michael F Mahoney	1,576,860	+74,999	317.31
Daniel J. Brennan	225,808	0	-
Joseph Michael Fitzgerald	213,907	+135,542	2.38
Maulik Nanavaty	177,258	0	-
DAVID J ROUX	73,591	0	-
Arthur C Butcher	57,894	+9,214	2.14
John E Sununu	54,723	0	-
Vance R Brown	54,244	+15,493	∞
Edward F Mackey	52,944	0	-
DAVID S WICHMANN	41,582	0	-
Jonathan Monson	37,986	+23,414	∞
Eric Francis Yves Thepaut	31,422	0	-
Wendy Carruthers	29,308	0	-
DONNA JAMES	28,124	0	-
Ian T Meredith	28,082	0	-
Jeffrey B. Mirviss	25,766	0	-
Meghan Scanlon	24,461	0	-
Ellen M Zane	24,134	-12,891	0.5
Jodi Euerle Eddy	23,263	0	-
John Bradley Sorenson	18,705	0	-
EDWARD J LUDWIG	17,979	-4,500	-
Miriam O'Sullivan	17,302	+6,967	∞
Scott Olson	14,518	0	-
Nelda J Connors	8,823	0	-
Jessica L Mega	8,235	0	-
Padraig Andrew O'Connor	7,896	+8,198	∞
Susan E Morano	6,663	+24	∞
Desiree Ralls-Morrison	6,041	0	-
Cheryl Pegus	5,917	+24	∞
David C Habiger	5,628	0	-
Charles J Dockendorff	2,901	0	-
Emily Woodworth	2,859	+8,218	∞
YOSHIAKI FUJIMORI	2,081	-2,901	-
Christophe Pierre Weber	556	+556	∞
Cathy R Smith	556	+556	∞
David A Pierce	0	0	-

Individual Transactions

May 02, 2026

Arthur C Butcher

Tax Payment

Change: -1,007

Price: $56.50

Shares: 56,887

Value: -$56,895

Arthur C Butcher

Option Exercise/Conversion

Change: +2,102

Price: $0.00

Shares: 57,894

Value: +$0

Padraig Andrew O'Connor

Tax Payment

Change: -872

Price: $56.50

Shares: 7,024

Value: -$49,268

Padraig Andrew O'Connor

Option Exercise/Conversion

Change: +1,802

Price: $0.00

Shares: 7,896

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Arthur C Butcher	May 04	Tax Payment (F) Tax Payment	56,887	-1,007	$56.50	-$56,895
Arthur C Butcher	May 04	Option Exercise/Conversion (M) Compensation/Award	57,894	+2,102	$0.00	+$0
Padraig Andrew O'Connor	May 04	Tax Payment (F) Tax Payment	7,024	-872	$56.50	-$49,268
Padraig Andrew O'Connor	May 04	Option Exercise/Conversion (M) Compensation/Award	7,896	+1,802	$0.00	+$0

March 02, 2026

Cathy R Smith

Grant/Award Acquisition

Change: +556

Price: $0.00

Shares: 556

Value: +$0

Christophe Pierre Weber

Grant/Award Acquisition

Change: +556

Price: $0.00

Shares: 556

Value: +$0

Susan E Morano

Grant/Award Acquisition

Change: +24

Price: $0.00

Shares: 6,663

Value: +$0

Cheryl Pegus

Grant/Award Acquisition

Change: +24

Price: $0.00

Shares: 5,917

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Cathy R Smith	Mar 04	Grant/Award Acquisition (A) Compensation/Award	556	+556	$0.00	+$0
Christophe Pierre Weber	Mar 04	Grant/Award Acquisition (A) Compensation/Award	556	+556	$0.00	+$0
Susan E Morano	Mar 04	Grant/Award Acquisition (A) Compensation/Award	6,663	+24	$0.00	+$0
Cheryl Pegus	Mar 04	Grant/Award Acquisition (A) Compensation/Award	5,917	+24	$0.00	+$0

March 01, 2026

Emily Woodworth

Option Exercise/Conversion

Change: +838

Price: $0.00

Shares: 3,231

Value: +$0

Emily Woodworth

Tax Payment

Change: -372

Price: $76.85

Shares: 2,859

Value: -$28,588

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Emily Woodworth	Mar 03	Option Exercise/Conversion (M) Compensation/Award	3,231	+838	$0.00	+$0
Emily Woodworth	Mar 03	Tax Payment (F) Tax Payment	2,859	-372	$76.85	-$28,588

February 19, 2026

Arthur C Butcher

Discretionary Transaction

Change: +6,851

Price: $75.76

Shares: 20,205

Value: +$519,031

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Arthur C Butcher	Feb 27	Discretionary Transaction (I) Discretionary Transaction	20,205	+6,851	$75.76	+$519,031

February 16, 2026

Joseph Michael Fitzgerald

Option Exercise/Conversion

Change: +3,960

Price: $0.00

Shares: 215,713

Value: +$0

Michael F Mahoney

Option Exercise/Conversion

Change: +16,265

Price: $0.00

Shares: 1,584,725

Value: +$0

Arthur C Butcher

Option Exercise/Conversion

Change: +2,546

Price: $0.00

Shares: 57,021

Value: +$0

Jonathan Monson

Option Exercise/Conversion

Change: +990

Price: $0.00

Shares: 38,426

Value: +$0

Vance R Brown

Option Exercise/Conversion

Change: +1,839

Price: $0.00

Shares: 55,134

Value: +$0

Emily Woodworth

Option Exercise/Conversion

Change: +637

Price: $0.00

Shares: 2,676

Value: +$0

Miriam O'Sullivan

Option Exercise/Conversion

Change: +990

Price: $0.00

Shares: 17,593

Value: +$0

Padraig Andrew O'Connor

Option Exercise/Conversion

Change: +905

Price: $0.00

Shares: 6,433

Value: +$0

Arthur C Butcher

Tax Payment

Change: -1,229

Price: $74.73

Shares: 55,792

Value: -$91,843

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Joseph Michael Fitzgerald	Feb 18	Option Exercise/Conversion (M) Compensation/Award	215,713	+3,960	$0.00	+$0
Michael F Mahoney	Feb 18	Option Exercise/Conversion (M) Compensation/Award	1,584,725	+16,265	$0.00	+$0
Arthur C Butcher	Feb 18	Option Exercise/Conversion (M) Compensation/Award	57,021	+2,546	$0.00	+$0
Jonathan Monson	Feb 18	Option Exercise/Conversion (M) Compensation/Award	38,426	+990	$0.00	+$0
Vance R Brown	Feb 18	Option Exercise/Conversion (M) Compensation/Award	55,134	+1,839	$0.00	+$0
Emily Woodworth	Feb 18	Option Exercise/Conversion (M) Compensation/Award	2,676	+637	$0.00	+$0
Miriam O'Sullivan	Feb 18	Option Exercise/Conversion (M) Compensation/Award	17,593	+990	$0.00	+$0
Padraig Andrew O'Connor	Feb 18	Option Exercise/Conversion (M) Compensation/Award	6,433	+905	$0.00	+$0
Arthur C Butcher	Feb 18	Tax Payment (F) Tax Payment	55,792	-1,229	$74.73	-$91,843