VICOR CORP (VICR) - 13D/13G Filings

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares have beem adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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Time period
Reported
DateTime
Transaction
Date
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportView
2026-03-27
1:55 pm
Sale
2026-03-1313GVICOR CORP
VICR
The Vanguard Group0
0.000%
-2,477,438decrease
(Position Closed)
Filing
History
2026-01-23
11:08 am
Sale
2025-12-3113GVICOR CORP
VICR
JPMORGAN CHASE & CO
JPM
4,016,883
12.100%
-428,695decrease
(-9.64%)
Filing
History
2025-04-22
12:01 pm
Purchase
2025-03-3113GVICOR CORP
VICR
JPMORGAN CHASE & CO
JPM
4,445,578
13.200%
745,150increase
(+20.14%)
Filing
History
2025-02-11
5:08 pm
Purchase
2024-12-3113GVICOR CORP
VICR
VINCIARELLI PATRIZIO21,051,235
47.300%
4,827increase
(+0.02%)
Filing
History
2024-12-04
2:38 pm
Purchase
2024-11-2913GVICOR CORP
VICR
JPMORGAN CHASE & CO
JPM
3,700,428
11.000%
425,528increase
(+12.99%)
Filing
History
2024-10-15
1:39 pm
Purchase
2024-09-3013GVICOR CORP
VICR
JPMORGAN CHASE & CO
JPM
3,274,900
9.800%
3,274,900increase
(New Position)
Filing
History
2024-02-13
5:17 pm
Purchase
2023-12-2913GVICOR CORP
VICR
The Vanguard Group2,477,438
7.570%
321,124increase
(+14.89%)
Filing
History
2024-02-09
6:05 pm
Sale
2024-02-0713GVICOR CORP
VICR
Capital International Investors378,100
1.200%
-1,275,025decrease
(-77.13%)
Filing
History
2024-02-02
2:15 pm
Purchase
2023-12-3113GVICOR CORP
VICR
VINCIARELLI PATRIZIO21,046,408
47.600%
1,372increase
(+0.01%)
Filing
History
2024-01-24
09:46 am
Purchase
2023-12-3113GVICOR CORP
VICR
BlackRock Inc.
BLK
3,493,260
10.700%
119,471increase
(+3.54%)
Filing
History
2023-11-07
3:33 pm
Purchase
2023-10-3113GVICOR CORP
VICR
BlackRock Inc.
BLK
3,373,789
10.300%
908,421increase
(+36.85%)
Filing
History
2023-02-13
3:54 pm
Purchase
2023-02-1413GVICOR CORP
VICR
Capital International Investors1,653,125
5.100%
1,653,125increase
(New Position)
Filing
History
2023-02-09
11:35 am
Purchase
2022-12-3013GVICOR CORP
VICR
The Vanguard Group2,156,314
6.670%
56,698increase
(+2.70%)
Filing
History
2023-02-02
3:09 pm
Purchase
2022-12-3113GVICOR CORP
VICR
VINCIARELLI PATRIZIO21,045,036
48.100%
155,977increase
(+0.75%)
Filing
History
2023-01-31
1:58 pm
Purchase
2022-12-3113GVICOR CORP
VICR
BlackRock Inc.
BLK
2,465,368
7.600%
208,060increase
(+9.22%)
Filing
History
2022-02-10
08:42 am
Sale
2021-12-3113GVICOR CORP
VICR
The Vanguard Group2,099,616
6.560%
-6,362decrease
(-0.30%)
Filing
History
2022-02-07
4:23 pm
Sale
2021-12-3113GVICOR CORP
VICR
VINCIARELLI PATRIZIO20,889,059
48.100%
-305,020decrease
(-1.44%)
Filing
History
2022-02-01
5:08 pm
Sale
2021-12-3113GVICOR CORP
VICR
BlackRock Inc.
BLK
2,257,308
7.100%
-794,643decrease
(-26.04%)
Filing
History