Vicor

VICR

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Major Shareholders Latest
Shareholder
Patrizio VinciarelliFounder, Chairman, CEO & President	42.25%	19.50M	0.22%	-80.70K	10/02/2026
T. Rowe Price Group, Inc.	9.79%	4.52M	4.36%	+2.02M	08/31/2026
BlackRock, Inc.	5.33%	2.46M	1.00%	-423.45K	06/30/2026
JP Morgan Asset Management	3.50%	1.61M	<0.01%	+0	09/30/2026
Vanguard Portfolio Management, LLC	2.77%	1.28M	0.22%	+118.01K	06/30/2026
Vanguard Capital Management, LLC	2.76%	1.27M	0.14%	+80.19K	06/30/2026
Estia EichtenIndependent Director	1.72%	795.53K	0.01%	+5.99K	07/24/2026
State Street Investment Management	1.57%	726.02K	0.21%	-85.60K	06/30/2026
Geode Capital Management, LLC	1.32%	608.20K	0.04%	+20.86K	09/30/2026
Jane Street Group, LLC	1.17%	539.17K	0.45%	+211.45K	06/30/2026
Manulife Asset Management	1.15%	530.89K	0.17%	-72.48K	06/30/2026
Arrowstreet Capital, Limited Partnership	1.15%	530.81K	0.03%	-5.46K	06/30/2026
Needham Investment Management, LLC	1.14%	524.00K	0.01%	+2.00K	06/30/2026
Dimensional Fund Advisors LP	1.09%	503.56K	0.02%	+10.24K	09/30/2026
Driehaus Capital Management LLC	1.08%	496.51K	0.66%	+307.04K	06/30/2026
JPMorgan Chase & Co.	0.96%	445.07K	0.68%	-311.50K	08/31/2026
AQR Capital Management, LLC	0.96%	444.10K	0.64%	+297.26K	06/30/2026
Invesco Capital Management LLC	0.48%	219.59K	0.24%	+114.14K	06/30/2026
Goldman Sachs Asset Management, L.P.	0.46%	211.84K	<0.01%	+0	09/30/2026
UBS Asset Management AG	0.45%	207.98K	0.16%	+76.17K	06/30/2026

All Shareholders