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

Institutional Holders (2014Q2)
Portfolio Summary: 165 Institutional holders with a total value of $1,111,454,790.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 11,272,771 161,201,000 14.50%
2 WADDELL & REED FINANCIAL INC 10,644,606 152,218,000 13.70%
3 PRIMECAP MANAGEMENT CO/CA/ 8,450,122 120,837,000 10.87%
4 VANGUARD GROUP INC 6,930,867 99,112,000 8.92%
5 LORD, ABBETT & CO. LLC 3,572,837 51,092,000 4.60%
6 BlackRock Institutional Trust Company, N.A. 3,046,928 43,571,000 3.92%
7 BlackRock Fund Advisors 2,578,639 36,875,000 3.32%
8 DIMENSIONAL FUND ADVISORS LP 2,392,046 34,206,000 3.08%
9 STATE STREET CORP 2,234,029 31,945,000 2.87%
10 Neuberger Berman Group LLC 2,192,700 31,356,000 2.82%
11 KING LUTHER CAPITAL MANAGEMENT CORP 2,181,695 31,198,000 2.81%
12 NWQ INVESTMENT MANAGEMENT COMPANY, LLC 1,775,289 25,387,000 2.28%
13 NORTHERN TRUST CORP 1,304,998 18,662,000 1.68%
14 NORGES BANK 1,038,232 14,847,000 1.34%
15 TEACHERS ADVISORS, LLC 997,211 14,260,000 1.28%
16 LIGHT STREET CAPITAL MANAGEMENT, LLC 935,000 13,371,000 1.20%
17 FRIESS ASSOCIATES LLC 855,960 12,240,000 1.10%
18 GEODE CAPITAL MANAGEMENT, LLC 835,550 11,948,000 1.07%
19 RENAISSANCE TECHNOLOGIES LLC 763,000 10,911,000 0.98%
20 Bank of New York Mellon Corp 733,723 10,492,000 0.94%
21 TWO SIGMA INVESTMENTS, LP 551,479 7,886,000 0.71%
22 CASTLEARK MANAGEMENT LLC 534,302 7,641,000 0.69%
23 DEUTSCHE BANK AG\ 490,597 7,014,000 0.63%
24 SUSQUEHANNA INTERNATIONAL GROUP, LLP 466,100 6,665,000 0.60% Put
25 TIAA CREF INVESTMENT MANAGEMENT LLC 431,057 6,164,000 0.55%
26 TWO SIGMA ADVISERS, LP 428,497 6,128,000 0.55%
27 Penn Capital Management Company, LLC 411,310 5,882,000 0.53%
28 GOLDMAN SACHS GROUP INC 407,757 5,831,000 0.52%
29 ING GROEP NV 357,698 5,119,000 0.46%
30 SUSQUEHANNA INTERNATIONAL GROUP, LLP 338,600 4,842,000 0.44% Call
31 BlackRock Investment Management, LLC 310,873 4,445,000 0.40%
32 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 299,700 4,286,000 0.39%
33 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 298,705 4,272,000 0.38%
34 GOLDMAN SACHS GROUP INC 272,300 3,894,000 0.35% Call
35 PARAMETRIC PORTFOLIO ASSOCIATES LLC 270,440 3,867,000 0.35%
36 Invesco Ltd. 233,039 3,332,000 0.30%
37 ALLIANCEBERNSTEIN L.P. 223,240 3,192,000 0.29%
38 WELLINGTON MANAGEMENT GROUP LLP 222,635 3,184,000 0.29%
39 GOLDMAN SACHS GROUP INC 214,600 3,069,000 0.28% Put
40 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 207,628 2,969,000 0.27%
41 SUSQUEHANNA INTERNATIONAL GROUP, LLP 183,643 2,626,000 0.24%
42 FIC CAPITAL INC 180,000 2,574,000 0.23%
43 D. E. Shaw & Co., Inc. 169,700 2,427,000 0.22% Call
44 SEI TRUST CO 164,138 2,347,000 0.21%
45 DENVER INVESTMENT ADVISORS LLC 161,883 2,315,000 0.21%
46 AMERICAN CENTURY COMPANIES INC 161,053 2,303,000 0.21%
47 CITIGROUP INC 160,500 2,295,000 0.21% Call
48 Cortina Asset Management, LLC 157,387 2,251,000 0.20%
49 CITIGROUP INC 155,700 2,227,000 0.20% Put
50 MANAGED ACCOUNT ADVISORS LLC 154,661 2,212,000 0.20%
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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.