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VICOR CORP COM
VICOR CORP COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q1)
Portfolio Summary: 96 Institutional holders with a total value of $148,432,603.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ASHFORD CAPITAL MANAGEMENT INC 1,470,510 22,352,000 15.06%
2 BlackRock Fund Advisors 997,686 15,165,000 10.22%
3 VANGUARD GROUP INC 763,638 11,607,000 7.82%
4 DIMENSIONAL FUND ADVISORS LP 679,195 10,323,000 6.95%
5 Manatuck Hill Partners, LLC 648,838 9,862,000 6.64%
6 BlackRock Institutional Trust Company, N.A. 596,584 9,068,000 6.11%
7 Senvest Management, LLC 581,793 8,843,000 5.96%
8 IRONWOOD INVESTMENT MANAGEMENT LLC 408,288 6,206,000 4.18%
9 STATE STREET CORP 356,831 5,423,000 3.65%
10 Teton Advisors, Inc. 228,500 3,473,000 2.34%
11 NORTHERN TRUST CORP 186,821 2,840,000 1.91%
12 GAMCO INVESTORS, INC. ET AL 174,122 2,647,000 1.78%
13 Trellus Management Company, LLC 154,225 2,344,000 1.58%
14 GABELLI FUNDS LLC 149,649 2,275,000 1.53%
15 FIRST TRUST ADVISORS LP 146,992 2,234,000 1.51%
16 Bank of New York Mellon Corp 139,776 2,124,000 1.43%
17 CIBC Private Wealth Group LLC 118,300 1,798,000 1.21%
18 Invesco Ltd. 113,986 1,733,000 1.17%
19 GEODE CAPITAL MANAGEMENT, LLC 111,528 1,695,000 1.14%
20 PRINCIPAL FINANCIAL GROUP INC 103,041 1,566,000 1.06%
21 AMERIPRISE FINANCIAL INC 77,752 1,182,000 0.80%
22 WELLS FARGO & COMPANY/MN 74,414 1,131,000 0.76%
23 RENAISSANCE TECHNOLOGIES LLC 73,800 1,122,000 0.76%
24 TIAA CREF INVESTMENT MANAGEMENT LLC 71,422 1,086,000 0.73%
25 NEW YORK STATE TEACHERS RETIREMENT SYSTEM 62,601 952,000 0.64%
26 MORGAN STANLEY 62,455 949,000 0.64%
27 BlackRock Investment Management, LLC 61,750 939,000 0.63%
28 CITADEL ADVISORS LLC 61,369 933,000 0.63%
29 CSS LLC/IL 60,849 925,000 0.62%
30 PARAMETRIC PORTFOLIO ASSOCIATES LLC 55,433 843,000 0.57%
31 PRUDENTIAL FINANCIAL INC 45,452 691,000 0.47%
32 CITY NATIONAL BANK 44,900 682,000 0.46%
33 NEW YORK STATE COMMON RETIREMENT FUND 40,750 619,000 0.42%
34 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 36,100 549,000 0.37%
35 DEUTSCHE BANK AG\ 35,874 544,000 0.37%
36 MENTA CAPITAL LLC 32,578 495,000 0.33%
37 PUBLIC SECTOR PENSION INVESTMENT BOARD 31,243 475,000 0.32%
38 TWO SIGMA ADVISERS, LP 30,400 462,000 0.31%
39 PEAK6 Group LLC 30,200 459,000 0.31% Call
40 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 30,019 456,000 0.31%
41 NEEDHAM INVESTMENT MANAGEMENT LLC 30,000 456,000 0.31%
42 MILLENNIUM MANAGEMENT LLC 29,644 451,000 0.30%
43 Spark Investment Management LLC 29,600 446,000 0.30%
44 RHUMBLINE ADVISERS 28,704 436,000 0.29%
45 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 36,200 421,000 0.28%
46 Swiss National Bank 27,532 418,000 0.28%
47 ALLIANCEBERNSTEIN L.P. 23,500 357,000 0.24%
48 TEACHERS ADVISORS, LLC 23,095 351,000 0.24%
49 TWO SIGMA INVESTMENTS, LP 20,248 308,000 0.21%
50 PEAK6 Group LLC 18,000 274,000 0.18% Put
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From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.