Vicor

VICR

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VICR

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Major Shareholders Latest
Shareholder
Patrizio VinciarelliFounder, Chairman, CEO & President	42.86%	19.54M	1.43%	-641.59K	07/06/2026
BlackRock, Inc.	6.33%	2.88M	1.56%	-687.71K	03/31/2026
T. Rowe Price Group, Inc.	4.14%	1.89M	3.17%	+1.45M	03/31/2026
Vanguard Portfolio Management, LLC	2.55%	1.16M	--	+1.16M	03/31/2026
Vanguard Capital Management, LLC	2.27%	1.03M	--	+1.03M	03/31/2026
JP Morgan Asset Management	1.94%	884.81K	0.69%	-312.41K	05/29/2026
State Street Global Advisors, Inc.	1.78%	811.62K	0.07%	-25.34K	03/31/2026
Estia EichtenIndependent Director	1.73%	789.54K	0.20%	-90.00K	06/04/2026
JPMorgan Chase & Co.	1.47%	672.18K	0.52%	-237.33K	05/29/2026
Manulife Asset Management	1.32%	603.36K	0.37%	+171.18K	03/31/2026
Geode Capital Management, LLC	1.32%	602.66K	0.08%	+39.77K	03/31/2026
Arrowstreet Capital, Limited Partnership	1.18%	536.27K	0.35%	+162.19K	03/31/2026
Needham Investment Management, LLC	1.15%	522.00K	0.11%	-47.78K	03/31/2026
Dimensional Fund Advisors LP	1.08%	493.67K	0.15%	-63.20K	03/31/2026
Jane Street Group, LLC	0.72%	327.72K	0.72%	+327.72K	03/31/2026
AWM Investment Company Inc	0.63%	288.18K	0.10%	-45.00K	03/31/2026
Northern Trust Global Investments	0.60%	272.71K	0.10%	+48.71K	03/31/2026
Morgan Stanley	0.55%	251.58K	0.03%	-12.51K	03/31/2026
The Goldman Sachs Group, Inc.	0.54%	244.65K	0.33%	+149.31K	03/31/2026
Millennium Management LLC	0.49%	221.87K	0.48%	+218.68K	03/31/2026

All Shareholders