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$VICR

$215.00 +$7.63 (3.68%)

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Insider Transactions

Insider Transaction Summary

PATRIZIO VINCIARELLI

8,667,390 shares

Net: -169,816 B/S: 0.03

ESTIA J EICHTEN

98,838 shares

Net: -93,263 B/S: 0.59

DAVID T RIDDIFORD

86,972 shares

Net: 0 B/S: -

Michael McNamara

19,701 shares

Net: +3,564 B/S: 1.61

Claudio Tuozzolo

13,240 shares

Net: -1,983 B/S: 0.94

JAMES A SIMMS

11,303 shares

Net: 0 B/S: -

SEAN CRILLY

7,229 shares

Net: -20,127 B/S: 0.03

SAMUEL J ANDERSON

6,107 shares

Net: +465 B/S: 1.12

MICHAEL ANSOUR

6,081 shares

Net: 0 B/S: -

Alex Gusinov

5,989 shares

Net: -11,031 B/S: 0.23

Philip D Davies

4,992 shares

Net: +14,235 B/S: 9.1

Quentin A. Fendelet

4,963 shares

Net: +15,222 B/S: 5.17

James F Schmidt

4,600 shares

Net: +22,100 B/S: 2.78

BARRY KELLEHER

2,257 shares

Net: 0 B/S: -

Alvaro Doyle

1,617 shares

Net: +1,514 B/S: 1.11

Zheng John Shen

1,217 shares

Net: 0 B/S: 1.0

JOSEPH A JEFFERY

1,016 shares

Net: 0 B/S: -

ROBERT GENDRON

577 shares

Net: -3,796 B/S: 0.58

ROBERT F RUSSELL

526 shares

Net: 0 B/S: -

Andrew D'Amico

504 shares

Net: +9,314 B/S: 1.73

Kemble D Morrison

372 shares

Net: +69 B/S: 1.02

Nancy L Grava

323 shares

Net: +1,049 B/S: 1.17

H ALLEN HENDERSON

219 shares

Net: 0 B/S: -

Zmira Lavie

0 shares

Net: 0 B/S: 1.0

JASON CARLSON

0 shares

Net: 0 B/S: 1.0

Richard J Jr Nagel

0 shares

Net: 0 B/S: -

LIAM GRIFFIN

0 shares

Net: 0 B/S: -

Insider Name	Current Shares	Net Change (1yr)	Buy/Sell Ratio
PATRIZIO VINCIARELLI	8,667,390	-169,816	0.03
ESTIA J EICHTEN	98,838	-93,263	0.59
DAVID T RIDDIFORD	86,972	0	-
Michael McNamara	19,701	+3,564	1.61
Claudio Tuozzolo	13,240	-1,983	0.94
JAMES A SIMMS	11,303	0	-
SEAN CRILLY	7,229	-20,127	0.03
SAMUEL J ANDERSON	6,107	+465	1.12
MICHAEL ANSOUR	6,081	0	-
Alex Gusinov	5,989	-11,031	0.23
Philip D Davies	4,992	+14,235	9.1
Quentin A. Fendelet	4,963	+15,222	5.17
James F Schmidt	4,600	+22,100	2.78
BARRY KELLEHER	2,257	0	-
Alvaro Doyle	1,617	+1,514	1.11
Zheng John Shen	1,217	0	1.0
JOSEPH A JEFFERY	1,016	0	-
ROBERT GENDRON	577	-3,796	0.58
ROBERT F RUSSELL	526	0	-
Andrew D'Amico	504	+9,314	1.73
Kemble D Morrison	372	+69	1.02
Nancy L Grava	323	+1,049	1.17
H ALLEN HENDERSON	219	0	-
Zmira Lavie	0	0	1.0
JASON CARLSON	0	0	1.0
Richard J Jr Nagel	0	0	-
LIAM GRIFFIN	0	0	-

Individual Transactions

June 11, 2026

Claudio Tuozzolo

Open Market Sale

Change: -730

Price: $292.89

Shares: 13,240

Value: -$213,809

Claudio Tuozzolo

Option Exercise/Conversion

Change: +730

Price: $33.96

Shares: 13,970

Value: +$24,790

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Claudio Tuozzolo	Jun 12	Open Market Sale (S) Market Sale	13,240	-730	$292.89	-$213,809
Claudio Tuozzolo	Jun 12	Option Exercise/Conversion (M) Compensation/Award	13,970	+730	$33.96	+$24,790

June 10, 2026

PATRIZIO VINCIARELLI

Open Market Sale

Change: -700

Price: $269.59

Shares: 8,667,390

Value: -$188,716

Insider	Filing Date	Transaction	Shares	Change	Price	Value
PATRIZIO VINCIARELLI	Jun 11	Open Market Sale (S) Market Sale	8,667,390	-700	$269.59	-$188,716

June 09, 2026

PATRIZIO VINCIARELLI

Open Market Sale

Change: -400

Price: $260.52

Shares: 8,687,690

Value: -$104,208

Insider	Filing Date	Transaction	Shares	Change	Price	Value
PATRIZIO VINCIARELLI	Jun 10	Open Market Sale (S) Market Sale	8,687,690	-400	$260.52	-$104,208

June 08, 2026

PATRIZIO VINCIARELLI

Open Market Sale

Change: -600

Price: $261.82

Shares: 8,707,490

Value: -$157,089

Insider	Filing Date	Transaction	Shares	Change	Price	Value
PATRIZIO VINCIARELLI	Jun 09	Open Market Sale (S) Market Sale	8,707,490	-600	$261.82	-$157,089

June 05, 2026

PATRIZIO VINCIARELLI

Open Market Sale

Change: -1,000

Price: $266.28

Shares: 8,727,090

Value: -$266,282

SEAN CRILLY

Open Market Sale

Change: -2,500

Price: $282.52

Shares: 7,229

Value: -$706,293

Insider	Filing Date	Transaction	Shares	Change	Price	Value
PATRIZIO VINCIARELLI	Jun 08	Open Market Sale (S) Market Sale	8,727,090	-1,000	$266.28	-$266,282
SEAN CRILLY	Jun 08	Open Market Sale (S) Market Sale	7,229	-2,500	$282.52	-$706,293

June 04, 2026

ESTIA J EICHTEN

Gift

Change: -90,000

Price: $0.00

Shares: 98,838

Value: -$0

PATRIZIO VINCIARELLI

Open Market Sale

Change: -1,600

Price: $305.15

Shares: 8,746,490

Value: -$488,240

Insider	Filing Date	Transaction	Shares	Change	Price	Value
ESTIA J EICHTEN	Jun 05	Gift (G) Non-Market Transfer	98,838	-90,000	$0.00	-$0
PATRIZIO VINCIARELLI	Jun 05	Open Market Sale (S) Market Sale	8,746,490	-1,600	$305.15	-$488,240

June 03, 2026

PATRIZIO VINCIARELLI

Open Market Sale

Change: -577

Price: $324.36

Shares: 8,767,513

Value: -$187,155

Insider	Filing Date	Transaction	Shares	Change	Price	Value
PATRIZIO VINCIARELLI	Jun 04	Open Market Sale (S) Market Sale	8,767,513	-577	$324.36	-$187,155

June 02, 2026

PATRIZIO VINCIARELLI

Open Market Sale

Change: -500

Price: $316.96

Shares: 8,787,590

Value: -$158,477

Insider	Filing Date	Transaction	Shares	Change	Price	Value
PATRIZIO VINCIARELLI	Jun 03	Open Market Sale (S) Market Sale	8,787,590	-500	$316.96	-$158,477

June 01, 2026

James F Schmidt

Open Market Sale

Change: -400

Price: $313.36

Shares: 4,600

Value: -$125,345

Philip D Davies

Option Exercise/Conversion

Change: +3,072

Price: $30.98

Shares: 4,992

Value: +$95,170

Philip D Davies

Open Market Sale

Change: -300

Price: $314.11

Shares: 4,692

Value: -$94,233

PATRIZIO VINCIARELLI

Open Market Sale

Change: -800

Price: $313.05

Shares: 8,807,290

Value: -$250,439

James F Schmidt

Option Exercise/Conversion

Change: +5,000

Price: $93.33

Shares: 5,000

Value: +$466,650

Insider	Filing Date	Transaction	Shares	Change	Price	Value
James F Schmidt	Jun 02	Open Market Sale (S) Market Sale	4,600	-400	$313.36	-$125,345
Philip D Davies	Jun 02	Option Exercise/Conversion (M) Compensation/Award	4,992	+3,072	$30.98	+$95,170
Philip D Davies	Jun 02	Open Market Sale (S) Market Sale	4,692	-300	$314.11	-$94,233
PATRIZIO VINCIARELLI	Jun 02	Open Market Sale (S) Market Sale	8,807,290	-800	$313.05	-$250,439
James F Schmidt	Jun 02	Option Exercise/Conversion (M) Compensation/Award	5,000	+5,000	$93.33	+$466,650

May 29, 2026

PATRIZIO VINCIARELLI

Open Market Sale

Change: -200

Price: $318.67

Shares: 8,827,890

Value: -$63,733

Insider	Filing Date	Transaction	Shares	Change	Price	Value
PATRIZIO VINCIARELLI	Jun 01	Open Market Sale (S) Market Sale	8,827,890	-200	$318.67	-$63,733

May 28, 2026

PATRIZIO VINCIARELLI

Open Market Sale

Change: -600

Price: $328.37

Shares: 8,847,490

Value: -$197,023

Insider	Filing Date	Transaction	Shares	Change	Price	Value
PATRIZIO VINCIARELLI	May 29	Open Market Sale (S) Market Sale	8,847,490	-600	$328.37	-$197,023

May 27, 2026

Nancy L Grava

Option Exercise/Conversion

Change: +323

Price: $75.43

Shares: 323

Value: +$24,363

Nancy L Grava

Open Market Sale

Change: -323

Price: $355.00

Shares: 0

Value: -$114,665

Insider	Filing Date	Transaction	Shares	Change	Price	Value
Nancy L Grava	May 28	Option Exercise/Conversion (M) Compensation/Award	323	+323	$75.43	+$24,363
Nancy L Grava	May 28	Open Market Sale (S) Market Sale	0	-323	$355.00	-$114,665