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RAMBUS INC DEL COM
RAMBUS INC DEL COM. Institutional holdings reported to the SEC.

Institutional Holders (2014Q3)
Portfolio Summary: 161 Institutional holders with a total value of $1,009,374,349.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 10,978,200 137,008,000 13.57%
2 WADDELL & REED FINANCIAL INC 10,833,806 135,206,000 13.40%
3 PRIMECAP MANAGEMENT CO/CA/ 8,406,522 104,913,000 10.39%
4 VANGUARD GROUP INC 6,996,527 87,317,000 8.65%
5 LORD, ABBETT & CO. LLC 3,558,353 44,408,000 4.40%
6 KING LUTHER CAPITAL MANAGEMENT CORP 3,518,195 43,907,000 4.35%
7 BlackRock Institutional Trust Company, N.A. 2,922,233 36,469,000 3.61%
8 DIMENSIONAL FUND ADVISORS LP 2,549,863 31,822,000 3.15%
9 BlackRock Fund Advisors 2,508,173 31,302,000 3.10%
10 STATE STREET CORP 2,239,630 27,948,000 2.77%
11 Neuberger Berman Group LLC 2,178,344 27,185,000 2.69%
12 NWQ INVESTMENT MANAGEMENT COMPANY, LLC 1,891,899 23,611,000 2.34%
13 Penn Capital Management Company, LLC 1,639,397 20,460,000 2.03%
14 NORGES BANK 1,387,041 17,310,000 1.71%
15 NORTHERN TRUST CORP 1,297,095 16,188,000 1.60%
16 LIGHT STREET CAPITAL MANAGEMENT, LLC 1,119,036 13,966,000 1.38%
17 TEACHERS ADVISORS, LLC 1,086,731 13,562,000 1.34%
18 RENAISSANCE TECHNOLOGIES LLC 851,700 10,629,000 1.05%
19 GEODE CAPITAL MANAGEMENT, LLC 793,919 9,908,000 0.98%
20 Bank of New York Mellon Corp 732,645 9,143,000 0.91%
21 DEUTSCHE BANK AG\ 710,116 8,861,000 0.88%
22 MANAGED ACCOUNT ADVISORS LLC 576,090 7,190,000 0.71%
23 SUSQUEHANNA INTERNATIONAL GROUP, LLP 450,300 5,620,000 0.56% Put
24 TIAA CREF INVESTMENT MANAGEMENT LLC 423,880 5,290,000 0.52%
25 RUSSELL FRANK CO/ 409,153 5,106,000 0.51%
26 SUSQUEHANNA INTERNATIONAL GROUP, LLP 383,400 4,785,000 0.47% Call
27 GOLDMAN SACHS GROUP INC 372,398 4,648,000 0.46%
28 TWO SIGMA ADVISERS, LP 365,397 4,560,000 0.45%
29 WELLINGTON MANAGEMENT GROUP LLP 355,593 4,438,000 0.44%
30 BlackRock Investment Management, LLC 311,820 3,892,000 0.39%
31 PARAMETRIC PORTFOLIO ASSOCIATES LLC 309,505 3,863,000 0.38%
32 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 297,445 3,713,000 0.37%
33 CASTLEARK MANAGEMENT LLC 343,377 3,691,000 0.37%
34 ING GROEP NV 288,814 3,610,000 0.36%
35 NEW YORK STATE COMMON RETIREMENT FUND 287,180 3,584,000 0.36%
36 HUSSMAN STRATEGIC ADVISORS, INC. 280,000 3,494,000 0.35%
37 HIGHBRIDGE CAPITAL MANAGEMENT LLC 234,700 2,928,000 0.29% Put
38 HIGHBRIDGE CAPITAL MANAGEMENT LLC 227,800 2,843,000 0.28% Call
39 AMERICAN CENTURY COMPANIES INC 225,979 2,820,000 0.28%
40 FRIESS ASSOCIATES LLC 225,938 2,820,000 0.28%
41 ALLIANCEBERNSTEIN L.P. 223,240 2,786,000 0.28%
42 GOLDMAN SACHS GROUP INC 221,400 2,763,000 0.27% Call
43 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 210,400 2,626,000 0.26%
44 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 209,920 2,620,000 0.26%
45 CITIGROUP INC 199,600 2,491,000 0.25% Call
46 FIC CAPITAL INC 180,000 2,246,000 0.22%
47 CITIGROUP INC 177,200 2,211,000 0.22% Put
48 D. E. Shaw & Co., Inc. 169,700 2,118,000 0.21% Call
49 SEI TRUST CO 166,138 2,073,000 0.21%
50 GOLDMAN SACHS GROUP INC 165,600 2,067,000 0.20% 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.