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

Institutional Holders (2015Q2)
Portfolio Summary: 142 Institutional holders with a total value of $1,269,183,841.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WADDELL & REED FINANCIAL INC 11,708,506 169,656,000 13.37%
2 FMR LLC 10,709,900 155,186,000 12.23%
3 PRIMECAP MANAGEMENT CO/CA/ 8,291,622 120,146,000 9.47%
4 VANGUARD GROUP INC 7,808,907 113,151,000 8.92%
5 LORD, ABBETT & CO. LLC 4,302,864 62,348,000 4.91%
6 OAK RIDGE INVESTMENTS LLC 3,829,451 55,489,000 4.37%
7 DIMENSIONAL FUND ADVISORS LP 3,011,779 43,641,000 3.44%
8 BlackRock Institutional Trust Company, N.A. 2,828,732 40,988,000 3.23%
9 BlackRock Fund Advisors 2,826,522 40,956,000 3.23%
10 Neuberger Berman Group LLC 2,683,396 38,882,000 3.06%
11 KING LUTHER CAPITAL MANAGEMENT CORP 2,455,353 35,578,000 2.80%
12 STATE STREET CORP 2,209,536 32,014,000 2.52%
13 Penn Capital Management Company, LLC 1,966,123 28,489,000 2.24%
14 NORGES BANK 1,960,514 28,408,000 2.24%
15 NWQ INVESTMENT MANAGEMENT COMPANY, LLC 1,654,245 23,970,000 1.89%
16 BALYASNY ASSET MANAGEMENT L.P. 1,478,284 21,420,000 1.69%
17 RENAISSANCE TECHNOLOGIES LLC 1,456,100 21,099,000 1.66%
18 BALYASNY ASSET MANAGEMENT L.P. 1,370,000 19,851,000 1.56% Call
19 NORTHERN TRUST CORP 1,257,490 18,221,000 1.44%
20 Bank of New York Mellon Corp 749,631 10,863,000 0.86%
21 GEODE CAPITAL MANAGEMENT, LLC 731,601 10,600,000 0.84%
22 RUSSELL FRANK CO/ 621,940 9,012,000 0.71%
23 SUSQUEHANNA INTERNATIONAL GROUP, LLP 593,795 8,604,000 0.68%
24 WELLINGTON MANAGEMENT GROUP LLP 515,839 7,474,000 0.59%
25 NEW YORK STATE COMMON RETIREMENT FUND 507,396 7,352,000 0.58%
26 PANAGORA ASSET MANAGEMENT INC 459,800 6,663,000 0.52%
27 MANAGED ACCOUNT ADVISORS LLC 405,605 5,878,000 0.46%
28 TIAA CREF INVESTMENT MANAGEMENT LLC 393,627 5,704,000 0.45%
29 DEUTSCHE BANK AG\ 392,399 5,684,000 0.45%
30 BlackRock Investment Management, LLC 391,015 5,666,000 0.45%
31 AMERIPRISE FINANCIAL INC 350,101 5,072,000 0.40%
32 Invesco Ltd. 345,689 5,009,000 0.39%
33 TWO SIGMA ADVISERS, LP 336,697 4,879,000 0.38%
34 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 333,839 4,838,000 0.38%
35 SUSQUEHANNA INTERNATIONAL GROUP, LLP 303,000 4,390,000 0.35% Call
36 CITADEL ADVISORS LLC 273,113 3,958,000 0.31%
37 SUSQUEHANNA INTERNATIONAL GROUP, LLP 246,600 3,573,000 0.28% Put
38 ALLIANCEBERNSTEIN L.P. 218,740 3,170,000 0.25%
39 CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 210,898 3,056,000 0.24%
40 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 210,400 3,049,000 0.24%
41 D. E. Shaw & Co., Inc. 193,548 2,805,000 0.22%
42 AMERICAN CENTURY COMPANIES INC 187,320 2,714,000 0.21%
43 FIC CAPITAL INC 180,000 2,608,000 0.21%
44 PARAMETRIC PORTFOLIO ASSOCIATES LLC 179,477 2,601,000 0.20%
45 TEACHERS ADVISORS, LLC 171,306 2,482,000 0.20%
46 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 169,212 2,452,000 0.19%
47 Convergence Investment Partners, LLC 166,410 2,411,000 0.19%
48 CITIGROUP INC 164,079 2,378,000 0.19%
49 MORGAN STANLEY 160,740 2,329,000 0.18%
50 Swiss National Bank 137,000 1,985,000 0.16%
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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.