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Rubicon Technology
Rubicon Technology. Institutional holdings reported to the SEC.

Institutional Holders (2015Q2)
Portfolio Summary: 64 Institutional holders with a total value of $51,001,205.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 ARIEL INVESTMENTS, LLC 4,979,260 12,100,000 23.72%
2 COLUMBIA WANGER ASSET MANAGEMENT LLC 3,170,799 7,705,000 15.11%
3 FMR LLC 3,139,517 7,629,000 14.96%
4 ROYCE & ASSOCIATES LP 1,615,348 3,925,000 7.70%
5 Ecofin Advisors Ltd 1,396,334 3,393,000 6.65%
6 AEGIS FINANCIAL CORP 879,200 2,136,000 4.19%
7 VANGUARD GROUP INC 761,892 1,851,000 3.63%
8 BlackRock Institutional Trust Company, N.A. 523,690 1,273,000 2.50%
9 NEW YORK STATE COMMON RETIREMENT FUND 496,691 1,207,000 2.37%
10 DIMENSIONAL FUND ADVISORS LP 453,222 1,101,000 2.16%
11 SMITH ASSET MANAGEMENT GROUP LP 340,000 826,000 1.62%
12 Pacific Ridge Capital Partners, LLC 325,750 792,000 1.55%
13 Invesco Ltd. 309,019 751,000 1.47%
14 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 265,928 646,205 1.27%
15 RENAISSANCE TECHNOLOGIES LLC 254,400 618,000 1.21%
16 RIVER GLOBAL INVESTORS LLP 251,900 607,000 1.19%
17 NORTHERN TRUST CORP 249,205 606,000 1.19%
18 Employees Retirement System of Texas 157,100 382,000 0.75%
19 GOLDMAN SACHS GROUP INC 140,604 342,000 0.67%
20 GEODE CAPITAL MANAGEMENT, LLC 118,482 287,000 0.56%
21 UBS Group AG 104,590 254,000 0.50%
22 ZEKE CAPITAL ADVISORS, LLC 83,000 202,000 0.40%
23 CREDIT SUISSE AG/ 80,505 196,000 0.38%
24 BlackRock Fund Advisors 69,038 168,000 0.33%
25 PDT Partners, LLC 66,626 162,000 0.32%
26 PRICE T ROWE ASSOCIATES INC /MD/ 61,600 150,000 0.29%
27 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 61,300 149,000 0.29%
28 DEUTSCHE BANK AG\ 56,202 135,000 0.26%
29 Alpine Global Management, LLC 50,169 122,000 0.24%
30 MILLENNIUM MANAGEMENT LLC 49,920 121,000 0.24%
31 D.A. DAVIDSON & CO. 48,925 118,000 0.23%
32 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 46,056 112,000 0.22%
33 Connor, Clark & Lunn Investment Management Ltd. 40,800 99,000 0.19%
34 Paloma Partners Management Co 40,300 98,000 0.19%
35 Bank of New York Mellon Corp 36,225 88,000 0.17%
36 TIAA CREF INVESTMENT MANAGEMENT LLC 34,795 85,000 0.17%
37 SUSQUEHANNA INTERNATIONAL GROUP, LLP 33,630 82,000 0.16%
38 LMR Partners LLP 29,799 73,000 0.14%
39 MORGAN STANLEY 28,841 70,000 0.14%
40 STATE STREET CORP 23,672 56,000 0.11%
41 Nationwide Fund Advisors 19,091 46,000 0.09%
42 PARAMETRIC PORTFOLIO ASSOCIATES LLC 15,681 38,000 0.07%
43 BRIGHTON JONES LLC 15,000 36,000 0.07%
44 BOOTHBAY FUND MANAGEMENT, LLC 12,940 31,000 0.06%
45 JANE STREET GROUP, LLC 10,128 25,000 0.05%
46 BANK OF AMERICA CORP /DE/ 7,442 18,000 0.04%
47 GROUP ONE TRADING LLC 6,419 16,000 0.03%
48 BLACKROCK ADVISORS LLC 5,299 13,000 0.03%
49 BROWN BROTHERS HARRIMAN & CO 5,000 12,000 0.02%
50 LADENBURG THALMANN FINANCIAL SERVICES INC. 4,530 11,000 0.02%
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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.