139 hedge funds and large institutions have $360M invested in Vicor in 2019 Q1 according to their latest regulatory filings, with 18 funds opening new positions, 47 increasing their positions, 51 reducing their positions, and 27 closing their positions.

Holders
139
Holders Change
-10
Holders Change %
-6.71%
% of All Funds
3.01%
Holding in Top 10
2
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-50%
% of All Funds
0.04%
New
18
Increased
47
Reduced
51
Closed
27
Calls
$4.71M
Puts
$12.2M
Net Calls
-$7.47M
Net Calls Change
-$5.8M
Name Market Value Shares Shares
Change
Shares
Change %
BlackRock
1
BlackRock
New York
$74M 2,386,834 +37,042 +2%
Vanguard Group
2
Vanguard Group
Pennsylvania
$67.5M 2,175,310 +61,696 +3%
ACM
3
Ashford Capital Management
Delaware
$18.2M 586,758 -157,042 -21%
Dimensional Fund Advisors
4
Dimensional Fund Advisors
Texas
$15.7M 505,735 +10,160 +2%
O
5
OppenheimerFunds
New York
$15.7M 505,114 +652 +0.1%
State Street
6
State Street
Massachusetts
$15M 482,670 +22,446 +5%
HRCM
7
Hood River Capital Management
Florida
$10.6M 340,564 -133,018 -28%
Northern Trust
8
Northern Trust
Illinois
$7.33M 236,194 -473 -0.2%
Geode Capital Management
9
Geode Capital Management
Massachusetts
$6.65M 214,532 +24,645 +13%
OAM
10
Oberweis Asset Management
Illinois
$6.6M 212,670 -1,190 -0.6%
Bank of New York Mellon
11
Bank of New York Mellon
New York
$6.04M 194,633 -529 -0.3%
HCM
12
Highbridge Capital Management
New York
$5.72M 184,371 +184,371 New
AQR Capital Management
13
AQR Capital Management
Connecticut
$4.82M 155,253 +88,000 +131%
AIM
14
Artemis Investment Management
United Kingdom
$4.71M 151,629 +151,629 New
FWC
15
First Washington Corp
Washington
$4.57M 147,180 +29,000 +25%
Principal Financial Group
16
Principal Financial Group
Iowa
$4.04M 130,331 -1,129 -0.9%
TMC
17
Trellus Management Company
Florida
$4.03M 129,945 +1,900 +1%
Ameriprise
18
Ameriprise
Minnesota
$3.97M 128,064 +7,880 +7%
ACA
19
Apis Capital Advisors
New York
$3.72M 120,000 +20,000 +20%
NIM
20
Needham Investment Management
New York
$3.43M 110,675 +24,948 +29%
First Trust Advisors
21
First Trust Advisors
Illinois
$3.21M 103,450 -7,067 -6%
MHP
22
Manatuck Hill Partners
Connecticut
$3.16M 101,898 +2,601 +3%
SST
23
S Squared Technology
New York
$3.09M 99,700 +99,700 New
Charles Schwab
24
Charles Schwab
California
$2.93M 94,462 +4,154 +5%
Ohio Public Employees Retirement System (OPERS)
25
Ohio Public Employees Retirement System (OPERS)
Ohio
$2.86M 92,050 -6,300 -6%