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ASPEN TECHNOLOGY COM USD0.10
ASPEN TECHNOLOGY COM USD0.10. Institutional holdings reported to the SEC.

Institutional Holders (2014Q4)
Portfolio Summary: 247 Institutional holders with a total value of $3,160,665,272.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 WADDELL & REED FINANCIAL INC 10,333,490 361,879,000 11.45%
2 VANGUARD GROUP INC 7,298,979 255,610,000 8.09%
3 Artisan Partners Limited Partnership 4,520,006 158,291,000 5.01%
4 ALLIANCEBERNSTEIN L.P. 3,996,914 139,972,000 4.43%
5 BlackRock Institutional Trust Company, N.A. 3,588,004 125,652,000 3.98%
6 Clearbridge Investments, LLC 2,825,318 98,943,000 3.13%
7 BlackRock Fund Advisors 2,746,800 96,193,000 3.04%
8 RGM Capital, LLC 2,508,147 87,835,000 2.78%
9 Fisher Asset Management, LLC 2,412,215 84,476,000 2.67%
10 FMR LLC 1,973,023 69,096,000 2.19%
11 MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 1,938,870 67,899,227 2.15%
12 RENAISSANCE TECHNOLOGIES LLC 1,890,800 66,216,000 2.10%
13 STATE STREET CORP 1,878,466 65,793,000 2.08%
14 TimesSquare Capital Management, LLC 1,874,500 65,645,000 2.08%
15 EAGLE ASSET MANAGEMENT INC 1,584,722 55,496,000 1.76%
16 ALKEON CAPITAL MANAGEMENT LLC 1,557,271 54,536,000 1.73%
17 Invesco Ltd. 1,394,156 48,823,000 1.54%
18 NORTHERN TRUST CORP 1,181,539 41,378,000 1.31%
19 Gotham Asset Management, LLC 1,144,357 40,075,000 1.27%
20 SEGALL BRYANT & HAMILL, LLC 1,034,011 36,211,000 1.15%
21 Allianz Asset Management GmbH 952,456 33,355,000 1.06%
22 NORGES BANK 804,758 28,183,000 0.89%
23 EAGLE BOSTON INVESTMENT MANAGEMENT INC 796,281 27,885,000 0.88%
24 Stephens Investment Management Group LLC 791,425 27,716,000 0.88%
25 STIFEL FINANCIAL CORP 536,069 26,744,000 0.85%
26 GEODE CAPITAL MANAGEMENT, LLC 742,000 25,984,000 0.82%
27 JPMORGAN CHASE & CO 720,430 25,230,000 0.80%
28 VOYA INVESTMENT MANAGEMENT LLC 717,678 25,132,000 0.80%
29 WELLINGTON MANAGEMENT GROUP LLP 696,882 24,405,000 0.77%
30 Numeric Investors LLC 661,949 23,181,000 0.73%
31 MILLENNIUM MANAGEMENT LLC 657,587 23,029,000 0.73%
32 FIL Ltd 640,783 22,441,000 0.71%
33 SMITH ASSET MANAGEMENT GROUP LP 622,172 21,788,000 0.69%
34 BLACKROCK ADVISORS LLC 613,411 21,482,000 0.68%
35 FRED ALGER MANAGEMENT, LLC 605,163 21,193,000 0.67%
36 CHARTWELL INVESTMENT PARTNERS, LLC 580,698 20,336,000 0.64%
37 LOOMIS SAYLES & CO L P 574,719 20,127,000 0.64%
38 PRINCIPAL FINANCIAL GROUP INC 570,821 19,991,000 0.63%
39 TIAA CREF INVESTMENT MANAGEMENT LLC 565,501 19,804,000 0.63%
40 BANK OF MONTREAL /CAN/ 562,232 19,689,000 0.62%
41 Bank of New York Mellon Corp 550,508 19,279,000 0.61%
42 TEACHERS ADVISORS, LLC 503,081 17,618,000 0.56%
43 FRANKLIN RESOURCES INC 500,715 17,535,000 0.55%
44 Summit Creek Advisors LLC 498,358 17,452,000 0.55%
45 JACOBS LEVY EQUITY MANAGEMENT, INC 488,266 17,099,000 0.54%
46 IRONBRIDGE CAPITAL MANAGEMENT LP 486,905 17,051,000 0.54%
47 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 483,877 16,946,000 0.54%
48 PRICE T ROWE ASSOCIATES INC /MD/ 472,306 16,540,000 0.52%
49 MORGAN STANLEY 458,896 16,071,000 0.51%
50 PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 430,899 15,090,000 0.48%
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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.