Vicor Corp (VICR)

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Sector: Electronic Components, Nec

Hedge Fund Popularity

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Hedge Fund Holdings

Filing Period:

Last updated on December 02, 2025, 3:47pm based on SEC 13F filings Last update: December 02, 2025, 3:47pm

No.	Hedge Fund	Shares	Value	Activity	% Port
1.	Arrowstreet Capital Peter Rathjens, Bruce Clarke And John Campbell	267,882	$13,319,093	+1922%	0.01%
2.	Citadel Investment Group Ken Griffin	184,996	$9,198,001	+12%	0%
3.	AQR Capital Management Cliff Asness	80,871	$4,020,907	+4%	0%
4.	Prescott Group Capital Management Phil Frohlich	61,096	$3,037,693	-40%	0.32%
5.	Marshall Wace LLP Paul Marshall And Ian Wace	56,535	$2,810,922		0%

Insider Trading: Purchases See All

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Fendelet Officer	$40.68	280	$11,390.68	280	2023-08-31	Filing
Fendelet Officer	$39.95	571	$22,811.45	571	2023-02-28	Filing
Doyle Officer	$77.18	10	$771.80	67	2021-05-12	Filing
Vinciarelli Large Shareholder, Officer, Director	$21.41	3,333	$71,348.20	102,712	2017-12-14	Filing
Vinciarelli Large Shareholder, Officer, Director	$21.78	10,000	$217,800.00	99,379	2017-12-14	Filing

Insider Trading: Sales See All

Insider	Price	Amount	Total Value	Remaining Holdings	Date	Form 4
Vinciarelli Large Shareholder, Officer, Director	$111.00	4,300	$477,300.00	9,735,963	2025-12-26	Filing
Vinciarelli Large Shareholder, Officer, Director	$109.88	15,700	$1,725,174.09	9,740,263	2025-12-26	Filing
Vinciarelli Large Shareholder, Officer, Director	$109.26	3,203	$349,963.30	9,755,963	2025-12-24	Filing
Vinciarelli Large Shareholder, Officer, Director	$108.73	9,197	$1,000,008.20	9,759,166	2025-12-24	Filing
Vinciarelli Large Shareholder, Officer, Director	$108.41	8,640	$936,655.49	9,768,363	2025-12-23	Filing

Institutional Investors' Holdings

Filing Period:

No.	Name	Shares	Value	% Port
1.	Jpmorgan Chase & Co	4,133,958	$205,540,432	0.01%
2.	Blackrock, Inc.	3,712,417	$184,581,375	0%
3.	Vanguard Group Inc	2,473,571	$122,985,950	0%
4.	State Street Corp	851,220	$42,322,658	0%
5.	Needham Investment Management Llc	641,450	$31,892,894	2.22%