Logo image of VICR

VICOR CORP (VICR) Stock Ownership and Short Interest

USA - NASDAQ:VICR - US9258151029 - Common Stock

52.62 USD
+1.12 (+2.17%)
Last: 10/9/2025, 9:45:27 PM
52.61 USD
-0.01 (-0.02%)
After Hours: 10/9/2025, 9:45:27 PM
VICR Ownership Chart.VICR Ownership Chart: showing Insider, Institutional ownership and shares available to the public.VICR Ownership.InsiderInstitutionalPublic



Shares Outstanding44.92M
Float22.79M
Float Short Interest Percentage6.31%
Owners (insider)31.31%
Owners (institutional)58.33%
Owners (insider) change0.02%
Owners (institutional) change0%
VICR Institutional Ownership HistoryVICR Institutional Ownership HistoryVICR Institutional Ownership History Sep 2021 Mar 2022 Sep 2022 Mar 2023 Sep 2023 Mar 2024 Sep 2024 Mar 2025 Sep 2025 5M 10M 15M 20M
VICR Historical Insider Transactions ChartVICR Historical Insider Buy and Sell Transactions ChartVICR Historical Insider Transactions Nov 2024 Dec 2024 Jan 2025 Feb 2025 Mar 2025 Apr 2025 May 2025 Jun 2025 Jul 2025 Aug 2025 Sep 2025 Oct 2025 0 5K -5K
Date Name Type Shares Price Amount
Aug 11, 2025 ANDERSON SAMUEL J Option Excercise 2073 33.78 $ 70,019.13
Jul 23, 2025 "D''Amico Andrew" Option Excercise 5813 33.74 $ 196,107.29
Jul 23, 2025 "D''Amico Andrew" Open Market Sale 5813 63.00 $ 366,219.00
Mar 3, 2025 Fendelet Quentin A. Open Market Sale 440 61.71 $ 27,152.53
Feb 27, 2025 Fendelet Quentin A. Option Excercise 458 60.61 $ 27,759.38
Feb 27, 2025 Fendelet Quentin A. Open Market Sale 458 63.78 $ 29,213.30
Feb 26, 2025 Tuozzolo Claudio Open Market Sale 1898 64.79 $ 122,964.48
Feb 26, 2025 Tuozzolo Claudio Option Excercise 898 60.61 $ 54,427.78
Feb 24, 2025 Tuozzolo Claudio Open Market Sale 3504 61.00 $ 213,732.75
Feb 24, 2025 Tuozzolo Claudio Option Excercise 304 60.61 $ 18,425.44
Feb 21, 2025 "D''Amico Andrew" Option Excercise 1800 16.35 $ 29,430.00
Feb 21, 2025 "D''Amico Andrew" Open Market Sale 1800 62.89 $ 113,200.00
Jan 21, 2025 "D''Amico Andrew" Option Excercise 6200 23.60 $ 146,330.00
Jan 21, 2025 "D''Amico Andrew" Open Market Sale 6200 58.03 $ 359,800.00
Jan 6, 2025 "D''Amico Andrew" Option Excercise 2000 10.07 $ 20,140.00
Jan 6, 2025 "D''Amico Andrew" Open Market Sale 2000 51.92 $ 103,830.00
Dec 2, 2024 EICHTEN ESTIA J Open Market Sale 8000 55.51 $ 444,084.80
Nov 13, 2024 Gusinov Alex Open Market Sale 856 59.01 $ 50,509.05
Nov 7, 2024 GENDRON ROBERT Option Excercise 794 41.61 $ 33,038.34
Nov 7, 2024 GENDRON ROBERT Open Market Sale 794 57.58 $ 45,714.55
Nov 7, 2024 Tuozzolo Claudio Open Market Sale 2999 57.06 $ 171,115.14