VICOR CORP - Common Stock, par value $0.01 per share (VICR) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock, par value $0.01 per share
Symbol
VICR on Nasdaq
Shares outstanding
33,678,621
Price per share
$109.60
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
19,379,841
Total reported value
$963,504,787
% of total 13F portfolios
0%
Share change
+272,228
Value change
+$14,758,710
Number of holders
211
Price from insider filings
$109.60
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of VICOR CORP - Common Stock, par value $0.01 per share (VICR) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
VINCIARELLI PATRIZIO 47% $1,066,666,077 21,051,235 Patrizio Vinciarelli 31 Dec 2024
JPMORGAN CHASE & CO 13% $225,257,437 4,445,578 JPMORGAN CHASE & CO. 31 Mar 2025

As of 30 Sep 2025, 211 institutional investors reported holding 19,379,841 shares of VICOR CORP - Common Stock, par value $0.01 per share (VICR). This represents 58% of the company’s total 33,678,621 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of VICOR CORP - Common Stock, par value $0.01 per share (VICR) together control 50% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
JPMORGAN CHASE & CO 12% 4,133,958 -7.1% 0.01% $205,540,432
BlackRock, Inc. 11% 3,712,417 +8.4% 0% $184,581,375
VANGUARD GROUP INC 7.3% 2,473,571 -2% 0% $122,985,950
STATE STREET CORP 2.5% 851,220 +0.34% 0% $42,322,658
NEEDHAM INVESTMENT MANAGEMENT LLC 1.9% 641,450 -9.1% 2.2% $31,892,894
DIMENSIONAL FUND ADVISORS LP 1.7% 578,515 +4.6% 0.01% $28,759,491
GEODE CAPITAL MANAGEMENT, LLC 1.7% 576,241 +1.1% 0% $28,654,731
MORGAN STANLEY 1.3% 445,004 +36% 0% $22,125,614
AWM Investment Company, Inc. 0.99% 333,180 -0.01% 1.6% $16,565,710
Nuveen, LLC 0.85% 285,420 +72% 0% $14,191,082
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP 0.8% 267,882 +1921% 0.01% $13,319,093
PINNACLE ASSOCIATES LTD 0.77% 260,648 -4% 0.17% $12,959,419
COLRAIN CAPITAL LLC 0.75% 254,140 +10% 7.2% $12,635,841
Herald Investment Management Ltd 0.74% 250,000 +8.7% 1.7% $12,407,500
NORTHERN TRUST CORP 0.71% 237,640 -1.4% 0% $11,815,460
ASHFORD CAPITAL MANAGEMENT INC 0.67% 225,192 -2.7% 1.2% $11,196,546
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.64% 215,525 +0.68% 0% $10,715,903
FMR LLC 0.55% 185,237 +25% 0% $9,209,992
CITADEL ADVISORS LLC 0.55% 184,996 +11% 0.01% $9,198,001
GOLDMAN SACHS GROUP INC 0.49% 166,207 +169% 0% $8,263,812
Bank of New York Mellon Corp 0.41% 136,648 -3.3% 0% $6,794,147
PRINCIPAL FINANCIAL GROUP INC 0.33% 110,760 -12% 0% $5,506,987
UBS Group AG 0.31% 104,076 +644% 0% $5,174,658
AMERIPRISE FINANCIAL INC 0.3% 102,232 -24% 0% $5,082,975
Qube Research & Technologies Ltd 0.29% 98,366 +172% 0.01% $4,890,758

Institutional Holders of VICOR CORP - Common Stock, par value $0.01 per share (VICR) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 119,263 $13,419,488 +$1,990,223 $109.60 37
2025 Q3 19,379,841 $963,504,787 +$14,758,710 $49.72 211
2025 Q2 19,105,056 $866,606,754 -$39,787,617 $45.36 205
2025 Q1 19,949,752 $933,063,791 +$14,877,205 $46.78 213
2024 Q4 19,608,856 $947,439,127 +$11,124,589 $48.32 197
2024 Q3 19,287,307 $812,133,108 +$24,193,140 $42.10 177
2024 Q2 18,742,076 $621,472,341 -$18,426,350 $33.16 168
2024 Q1 19,230,105 $735,296,758 -$32,957,088 $38.24 171
2023 Q4 19,957,570 $896,983,121 -$66,469,896 $44.94 199
2023 Q3 21,103,493 $1,243,121,109 -$7,006,139 $58.89 222
2023 Q2 21,021,109 $1,135,396,967 +$97,002,020 $54.00 196
2023 Q1 19,449,733 $912,974,929 +$59,347,424 $46.94 196
2022 Q4 17,977,793 $966,441,693 -$27,759,930 $53.75 193
2022 Q3 18,456,020 $1,091,375,640 -$21,975,865 $59.14 197
2022 Q2 18,731,404 $1,025,180,102 +$44,105,131 $54.73 188
2022 Q1 17,813,590 $1,257,628,267 -$97,529,558 $70.55 216
2021 Q4 17,458,310 $2,216,179,449 -$69,284,815 $126.98 239
2021 Q3 17,853,016 $2,394,863,009 +$136,258,694 $134.16 211
2021 Q2 16,850,744 $1,782,014,230 +$80,813,907 $105.74 187
2021 Q1 16,150,553 $1,373,453,035 +$32,204,794 $85.03 192
2020 Q4 15,745,479 $1,452,236,499 +$5,563,320 $92.22 192
2020 Q3 15,584,014 $1,211,415,911 +$9,967,483 $77.73 177
2020 Q2 15,447,827 $1,111,501,146 +$159,720,708 $71.95 184
2020 Q1 13,272,146 $590,996,212 +$18,355,414 $44.54 146
2019 Q4 12,830,207 $599,203,057 +$60,111,692 $46.72 137
2019 Q3 11,447,584 $337,809,435 -$649,754 $29.52 130
2019 Q2 11,452,346 $355,240,069 +$13,394,591 $31.05 133
2019 Q1 11,594,250 $359,978,954 -$28,313,126 $31.02 135
2018 Q4 12,265,358 $463,465,352 -$15,969,038 $37.79 147
2018 Q3 12,387,356 $569,573,610 +$98,339,168 $46.00 154
2018 Q2 10,230,230 $445,623,160 +$33,292,160 $43.55 128
2018 Q1 9,584,705 $273,636,087 -$7,351,114 $28.55 110
2017 Q4 9,896,959 $206,825,316 -$2,236,403 $20.90 98
2017 Q3 9,936,801 $234,443,574 +$3,999,573 $23.60 98
2017 Q2 9,767,091 $174,891,902 -$274,876 $17.90 88
2017 Q1 9,787,687 $157,609,274 +$35,123,793 $16.10 89
2016 Q4 9,554,791 $144,298,965 +$7,484,187 $15.10 93
2016 Q3 9,066,428 $105,173,174 -$1,312,746 $11.60 85
2016 Q2 9,200,907 $92,646,921 +$28,348 $10.07 86
2016 Q1 9,192,630 $96,305,798 -$1,519,778 $10.48 88
2015 Q4 9,344,067 $85,196,464 -$946,123 $9.12 85
2015 Q3 9,480,323 $96,948,986 -$956,041 $10.20 91
2015 Q2 9,577,758 $116,738,079 -$1,584,574 $12.19 94
2015 Q1 9,659,708 $146,817,603 +$812,676 $15.20 87
2014 Q4 9,662,337 $116,886,334 +$2,840,282 $12.10 86
2014 Q3 9,433,976 $88,678,125 +$503,391 $9.40 82
2014 Q2 9,388,009 $78,660,001 -$1,582,472 $8.38 84
2014 Q1 9,520,318 $97,162,301 +$1,730,369 $10.20 80