Vicor Corporation VICR

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159.07 USD -19.94 (-11.14%)

At closeNov 4, 2026, 6:28 PM EST

159.80 +0.73 +0.46%

After hours · Nov 4, 6:28 PM ET

154.33 Day range 172.81

80.29 52-week range 382.65

Held by insiders 25.09%

Held by institutions 70.73%

Float held by institutions 94.42%

Institutions 665

Top institutional holders
Holder	% held	Shares	Value	Reported
Blackrock Inc.	7.15%	2,460,929	391.46M	Jun 29, 2026
JPMORGAN CHASE & CO	6.88%	2,370,220	377.03M	Jun 29, 2026
Price (T.Rowe) Associates Inc	6.88%	2,368,366	376.74M	Jun 29, 2026
Vanguard Portfolio Management LLC	3.72%	1,280,146	203.63M	Jun 29, 2026
Vanguard Capital Management LLC	3.25%	1,120,538	178.24M	Jun 29, 2026
State Street Corporation	2.11%	726,021	115.49M	Jun 29, 2026

Top mutual fund holders
Holder	% held	Shares	Value	Reported
iShares Trust-iShares Core S&P Mid-Cap ETF	2.56%	881,966	140.29M	Sep 29, 2026
VANGUARD INDEX FUNDS-Vanguard Total Stock Market Index Fund	2.34%	806,329	128.26M	Jun 29, 2026
VANGUARD INDEX FUNDS-Vanguard Small-Cap Index Fund	1.69%	582,656	92.68M	Jun 29, 2026
Needham Funds Inc-Needham Aggressive Growth Fund	1.39%	477,000	75.88M	Jun 29, 2026
VANGUARD INDEX FUNDS-Vanguard Small-Cap Growth Index Fund	0.97%	335,547	53.38M	Jun 29, 2026
Invesco Exchange-Traded Fund Trust-Invesco S&P MidCap Momentum ETF	0.92%	315,395	50.17M	Sep 29, 2026

VICR insiders
Insider	Relation	Latest transaction	Date	Shares held
ANDERSON SAMUEL J	Director	Conversion of Exercise of derivative security	Aug 19, 2026	7,443
CRILLY SEAN	Officer	Sale	Jun 4, 2026	7,229
DAVIES PHILIP D	Officer and Director	Sale	Nov 1, 2026	1,920
DOYLE ALVARO J	Chief Technology Officer	Conversion of Exercise of derivative security	May 11, 2026	42
EICHTEN ESTIA J	Director	Conversion of Exercise of derivative security	Jul 23, 2026	104,825
GRAVA NANCY L	Officer	Sale	May 26, 2026	0

Held by funds