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$MMSI

$60.40 -$0.25 (0.4%)

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Insider Transactions

Insider Transaction Summary

FRED P LAMPROPOULOS

1,066,028 shares

Net: 0 B/S: -

Fred P. Lampropoulos

1,019,955 shares

Net: -36,073 B/S: 2.26

MICHAEL E STILLABOWER

107,868 shares

Net: 0 B/S: -

Brian G. Lloyd

62,132 shares

Net: +4,476 B/S: ∞

Raul Jr. Parra

57,343 shares

Net: +1,027 B/S: 1.45

Martha Goldberg Aronson

47,792 shares

Net: +47,792 B/S: ∞

Neil W. Peterson

47,000 shares

Net: +1,629 B/S: 2.54

A SCOTT ANDERSON

46,397 shares

Net: 0 B/S: -

Michel J. Voigt

46,127 shares

Net: +992 B/S: ∞

Joseph Wright

42,223 shares

Net: 0 B/S: -

Thomas James Gunderson

36,034 shares

Net: 0 B/S: -

F. Ann Millner

34,543 shares

Net: 0 B/S: -

Franklin J Miller

32,566 shares

Net: 0 B/S: -

Christian Adam Smith

30,334 shares

Net: +6,185 B/S: ∞

Neil Peterson

28,369 shares

Net: 0 B/S: -

Bernard Birkett

25,000 shares

Net: 0 B/S: -

Michel James Voigt

21,779 shares

Net: 0 B/S: -

Lonny J Carpenter

17,367 shares

Net: 0 B/S: -

Ronald Frost

15,144 shares

Net: 0 B/S: -

Lynne Ward

12,809 shares

Net: 0 B/S: -

Lynne N. Ward

12,809 shares

Net: 0 B/S: 1.0

Nolan E. Karras

10,500 shares

Net: 0 B/S: -

James T. Hogan

10,152 shares

Net: 0 B/S: -

Laura S. Kaiser

9,895 shares

Net: 0 B/S: -

MICHAEL R MCDONNELL

9,895 shares

Net: 0 B/S: -

ELIZABETH HUEBNER

9,726 shares

Net: 0 B/S: -

Justin J. Lampropoulos

9,681 shares

Net: 0 B/S: -

RASHELLE PERRY

9,435 shares

Net: 0 B/S: -

KENT W STANGER

7,500 shares

Net: 0 B/S: -

Stephen C. Evans

6,809 shares

Net: 0 B/S: -

Michael R. McDonnell

6,395 shares

Net: 0 B/S: -

Jill Anderson

6,252 shares

Net: 0 B/S: -

RICHARD W EDELMAN

6,000 shares

Net: 0 B/S: -

David Floyd

4,880 shares

Net: 0 B/S: -

Silvia Perez

4,583 shares

Net: 0 B/S: -

GREG L BARNETT

1,000 shares

Net: 0 B/S: -

DAVID MING-TEH LIU

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
FRED P LAMPROPOULOS	1,066,028	0	-
Fred P. Lampropoulos	1,019,955	-36,073	2.26
MICHAEL E STILLABOWER	107,868	0	-
Brian G. Lloyd	62,132	+4,476	∞
Raul Jr. Parra	57,343	+1,027	1.45
Martha Goldberg Aronson	47,792	+47,792	∞
Neil W. Peterson	47,000	+1,629	2.54
A SCOTT ANDERSON	46,397	0	-
Michel J. Voigt	46,127	+992	∞
Joseph Wright	42,223	0	-
Thomas James Gunderson	36,034	0	-
F. Ann Millner	34,543	0	-
Franklin J Miller	32,566	0	-
Christian Adam Smith	30,334	+6,185	∞
Neil Peterson	28,369	0	-
Bernard Birkett	25,000	0	-
Michel James Voigt	21,779	0	-
Lonny J Carpenter	17,367	0	-
Ronald Frost	15,144	0	-
Lynne Ward	12,809	0	-
Lynne N. Ward	12,809	0	1.0
Nolan E. Karras	10,500	0	-
James T. Hogan	10,152	0	-
Laura S. Kaiser	9,895	0	-
MICHAEL R MCDONNELL	9,895	0	-
ELIZABETH HUEBNER	9,726	0	-
Justin J. Lampropoulos	9,681	0	-
RASHELLE PERRY	9,435	0	-
KENT W STANGER	7,500	0	-
Stephen C. Evans	6,809	0	-
Michael R. McDonnell	6,395	0	-
Jill Anderson	6,252	0	-
RICHARD W EDELMAN	6,000	0	-
David Floyd	4,880	0	-
Silvia Perez	4,583	0	-
GREG L BARNETT	1,000	0	-
DAVID MING-TEH LIU	0	0	-

Individual Transactions

February 26, 2026

Christian Adam Smith

Tax Payment

Change: -2,018

Price: $78.02

Shares: 30,334

Value: -$157,444

Christian Adam Smith

Grant/Award Acquisition

Change: +8,203

Price: $0.00

Shares: 19,181

Value: +$0

Neil W. Peterson

Tax Payment

Change: -6,061

Price: $78.02

Shares: 47,000

Value: -$472,879

Neil W. Peterson

Grant/Award Acquisition

Change: +7,690

Price: $0.00

Shares: 36,059

Value: +$0

Michel J. Voigt

Tax Payment

Change: -6,698

Price: $78.02

Shares: 46,127

Value: -$522,577

Michel J. Voigt

Grant/Award Acquisition

Change: +7,690

Price: $0.00

Shares: 29,414

Value: +$0

Raul Jr. Parra

Tax Payment

Change: -5,778

Price: $78.02

Shares: 57,343

Value: -$450,799

Raul Jr. Parra

Grant/Award Acquisition

Change: +12,305

Price: $0.00

Shares: 36,506

Value: +$0

Brian G. Lloyd

Tax Payment

Change: -5,778

Price: $78.02

Shares: 62,132

Value: -$450,799

Brian G. Lloyd

Grant/Award Acquisition

Change: +10,254

Price: $0.00

Shares: 44,499

Value: +$0

Martha Goldberg Aronson

Grant/Award Acquisition

Change: +28,198

Price: $0.00

Shares: 47,792

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Christian Adam Smith	Mar 02	Tax Payment (F) Tax Payment	30,334	-2,018	$78.02	-$157,444
Christian Adam Smith	Mar 02	Grant/Award Acquisition (A) Compensation/Award	19,181	+8,203	$0.00	+$0
Neil W. Peterson	Mar 02	Tax Payment (F) Tax Payment	47,000	-6,061	$78.02	-$472,879
Neil W. Peterson	Mar 02	Grant/Award Acquisition (A) Compensation/Award	36,059	+7,690	$0.00	+$0
Michel J. Voigt	Mar 02	Tax Payment (F) Tax Payment	46,127	-6,698	$78.02	-$522,577
Michel J. Voigt	Mar 02	Grant/Award Acquisition (A) Compensation/Award	29,414	+7,690	$0.00	+$0
Raul Jr. Parra	Mar 02	Tax Payment (F) Tax Payment	57,343	-5,778	$78.02	-$450,799
Raul Jr. Parra	Mar 02	Grant/Award Acquisition (A) Compensation/Award	36,506	+12,305	$0.00	+$0
Brian G. Lloyd	Mar 02	Tax Payment (F) Tax Payment	62,132	-5,778	$78.02	-$450,799
Brian G. Lloyd	Mar 02	Grant/Award Acquisition (A) Compensation/Award	44,499	+10,254	$0.00	+$0
Martha Goldberg Aronson	Mar 02	Grant/Award Acquisition (A) Compensation/Award	47,792	+28,198	$0.00	+$0

January 06, 2026

Neil W. Peterson

Option Exercise/Conversion

Change: +5,000

Price: $54.40

Shares: 33,369

Value: +$272,000

Neil W. Peterson

Open Market Sale

Change: -5,000

Price: $90.00

Shares: 28,369

Value: -$450,000

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Neil W. Peterson	Jan 08	Option Exercise/Conversion (M) Compensation/Award	33,369	+5,000	$54.40	+$272,000
Neil W. Peterson	Jan 08	Open Market Sale (S) Market Sale	28,369	-5,000	$90.00	-$450,000

November 25, 2025

Fred P. Lampropoulos

Open Market Sale

Change: -10,000

Price: $88.04

Shares: 1,019,955

Value: -$880,377

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Fred P. Lampropoulos	Nov 26	Open Market Sale (S) Market Sale	1,019,955	-10,000	$88.04	-$880,377

November 21, 2025

Fred P. Lampropoulos

Open Market Sale

Change: -25,000

Price: $87.31

Shares: 1,029,955

Value: -$2,182,750

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Fred P. Lampropoulos	Nov 24	Open Market Sale (S) Market Sale	1,029,955	-25,000	$87.31	-$2,182,750

November 20, 2025

Fred P. Lampropoulos

Open Market Sale

Change: -20,000

Price: $85.13

Shares: 1,054,955

Value: -$1,702,650

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Fred P. Lampropoulos	Nov 21	Open Market Sale (S) Market Sale	1,054,955	-20,000	$85.13	-$1,702,650

November 18, 2025

Fred P. Lampropoulos

Open Market Sale

Change: -5,000

Price: $84.83

Shares: 1,074,955

Value: -$424,130

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Fred P. Lampropoulos	Nov 20	Open Market Sale (S) Market Sale	1,074,955	-5,000	$84.83	-$424,130

October 03, 2025

Martha Goldberg Aronson

Grant/Award Acquisition

Change: +19,594

Price: $0.00

Shares: 19,594

Value: +$0

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Martha Goldberg Aronson	Oct 07	Grant/Award Acquisition (A) Compensation/Award	19,594	+19,594	$0.00	+$0

August 29, 2025

Fred P. Lampropoulos

Tax Payment

Change: -124,824

Price: $90.54

Shares: 1,079,955

Value: -$11,301,564

Fred P. Lampropoulos

Option Exercise/Conversion

Change: +159,151

Price: $55.73

Shares: 1,204,779

Value: +$8,869,485

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Fred P. Lampropoulos	Sep 03	Tax Payment (F) Tax Payment	1,079,955	-124,824	$90.54	-$11,301,564
Fred P. Lampropoulos	Sep 03	Option Exercise/Conversion (M) Compensation/Award	1,204,779	+159,151	$55.73	+$8,869,485