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207 hedge funds and large institutions have $866M invested in Vicor in 2025 Q2 according to their latest regulatory filings, with 31 funds opening new positions, 64 increasing their positions, 74 reducing their positions, and 39 closing their positions.

New
Increased
Maintained
Reduced
Closed

2.69% less ownership

Funds ownership: 59.72%57.03% (-2.7%)

4% less funds holding

Funds holding: 216207 (-9)

7% less capital invested

Capital invested by funds: $934M → $866M (-$68.3M)

14% less repeat investments, than reductions

Existing positions increased: 64 | Existing positions reduced: 74

21% less first-time investments, than exits

New positions opened: 31 | Existing positions closed: 39

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

51% less call options, than puts

Call options by funds: $5.4M | Put options by funds: $11M

Holders
207
Holders Change
-9
Holders Change %
-4.17%
% of All Funds
2.73%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.03%
New
31
Increased
64
Reduced
74
Closed
39
Calls
$5.4M
Puts
$11M
Net Calls
-$5.56M
Net Calls Change
-$11.1M
Name Holding Trade Value Shares
Change
Change in
Stake
ProShare Advisors
126
ProShare Advisors
Maryland
$236K -$7.2K -161 -3%
Creative Planning
127
Creative Planning
Kansas
$235K +$232K +5,184 New
PFSRSONJ
128
Police & Firemen's Retirement System of New Jersey
New Jersey
$229K
RAM
129
Readystate Asset Management
Illinois
$226K +$223K +4,988 New
William Blair & Company
130
William Blair & Company
Illinois
$223K
NWAG
131
Net Worth Advisory Group
Utah
$215K +$10.1K +225 +5%
KK
132
KLP Kapitalforvaltning
Norway
$213K
Commonwealth Equity Services
133
Commonwealth Equity Services
Massachusetts
$208K +$5.14K +115 +3%
CIG
134
Cullen Investment Group
Louisiana
$202K +$199K +4,450 New
Zurich Cantonal Bank
135
Zurich Cantonal Bank
Switzerland
$201K
SO
136
STRS Ohio
Ohio
$191K +$134K +3,000 +250%
TRCT
137
Tower Research Capital (TRC)
New York
$172K +$154K +3,436 +993%
Public Employees Retirement Association of Colorado
138
Public Employees Retirement Association of Colorado
Colorado
$171K
Walleye Capital
139
Walleye Capital
New York
$139K -$47.4K -1,060 -26%
Carson Wealth (CWM LLC)
140
Carson Wealth (CWM LLC)
Nebraska
$123K -$22.1K -495 -15%
Osaic Holdings
141
Osaic Holdings
Arizona
$115K -$40.5K -907 -26%
Pacer Advisors
142
Pacer Advisors
Pennsylvania
$115K +$113K +2,539 New
CAL
143
Capital Analysts LLC
Pennsylvania
$113K
AIP
144
Ameritas Investment Partners
Nebraska
$108K +$8.09K +181 +8%
Walleye Trading
145
Walleye Trading
New York
$80.6K +$40.2K +899 +103%
PAS
146
Point72 Asia (Singapore)
Singapore
$59.6K -$133K -2,976 -69%
KBC Group
147
KBC Group
Belgium
$55K
GI
148
GAMMA Investing
California
$53.9K -$7.87K -176 -13%
SWM
149
Spire Wealth Management
Virginia
$52K
EB
150
Eastern Bank
Massachusetts
$45.4K

VICR Hedge Fund Activity: Q2 2025 in Review

207 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Vicor (VICR) for Q2 2025, worth a combined $866M — down 7.3% from $934M a quarter earlier.

Sellers outnumbered buyers: 39 funds closed out of VICR and 31 opened new positions — a net loss of 8 holders — while 74 trimmed existing stakes and 64 added.

The largest buyer was Citadel Advisors, adding an estimated $4.5M. The largest seller was Brown Capital Management, exiting entirely with an estimated $34.5M sold.

  • 207 institutional investors held Vicor (VICR) as of Q2 2025, down from 216 in Q1 2025.
  • Funds reported $866M of Vicor stock for Q2 2025, down 7.3% quarter-over-quarter.
  • 31 funds opened new Vicor positions in Q2 2025 and 39 closed out, a net change of -8 holders.
  • The largest Vicor buyer in Q2 2025 was Citadel Advisors, an estimated $4.5M added.
  • The largest Vicor seller in Q2 2025 was Brown Capital Management, an estimated $34.5M sold.

Based on aggregated 13F filings for Q2 2025.