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ASPEN TECHNOLOGY INC
ASPEN TECHNOLOGY INC. Institutional holdings reported to the SEC.

Institutional Holders (2016Q2)
Portfolio Summary: 232 Institutional holders with a total value of $3,564,752,432.
#
Manager Name
Shares
Value ($)
%
Options
Notes
101 SUSQUEHANNA INTERNATIONAL GROUP, LLP 30,400 1,223,000 0.03% Call
102 Asset Management One Co., Ltd. 31,756 1,250,000 0.04%
103 GUGGENHEIM CAPITAL LLC 31,695 1,276,000 0.04%
104 US BANCORP \DE\ 33,925 1,365,000 0.04%
105 BlackRock Finance, Inc. 35,687 1,435,000 0.04%
106 Abacus FCF Advisors LLC 37,828 1,522,000 0.04%
107 TWIN CAPITAL MANAGEMENT INC 37,828 1,522,000 0.04%
108 LOS ANGELES CAPITAL MANAGEMENT LLC 37,888 1,525,000 0.04%
109 PRUDENTIAL FINANCIAL INC 38,216 1,538,000 0.04%
110 AQR CAPITAL MANAGEMENT LLC 38,364 1,544,000 0.04%
111 I.G. INVESTMENT MANAGEMENT, LTD. 39,419 1,586,000 0.04%
112 REGIONS FINANCIAL CORP 39,628 1,595,000 0.04%
113 VIRGINIA RETIREMENT SYSTEMS ET Al 40,200 1,618,000 0.05%
114 ClariVest Asset Management LLC 41,141 1,655,000 0.05%
115 STRS OHIO 41,300 1,661,000 0.05%
116 DekaBank Deutsche Girozentrale 43,476 1,712,000 0.05%
117 Creative Planning 44,862 1,805,000 0.05%
118 AMERICAN INTERNATIONAL GROUP, INC. 47,619 1,916,189 0.05%
119 WILKINS INVESTMENT COUNSEL INC 49,250 1,982,000 0.06%
120 SUSQUEHANNA INTERNATIONAL GROUP, LLP 49,700 2,000,000 0.06% Put
121 PUTNAM INVESTMENTS LLC 49,989 2,012,000 0.06%
122 AHL Partners LLP 51,613 2,077,000 0.06%
123 D. E. Shaw & Co., Inc. 51,889 2,088,000 0.06%
124 TUDOR INVESTMENT CORP ET AL 53,070 2,136,000 0.06%
125 BANK OF MONTREAL /CAN/ 53,863 2,168,000 0.06%
126 MANUFACTURERS LIFE INSURANCE COMPANY, THE 56,391 2,269,000 0.06%
127 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 57,799 2,326,000 0.07%
128 STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM 60,647 2,440,000 0.07%
129 METROPOLITAN LIFE INSURANCE CO/NY 60,793 2,446,000 0.07%
130 HOWARD HUGHES MEDICAL INSTITUTE 61,271 2,466,000 0.07%
131 Nationwide Fund Advisors 61,318 2,467,000 0.07%
132 BALYASNY ASSET MANAGEMENT L.P. 62,252 2,505,000 0.07%
133 State of New Jersey Common Pension Fund D 65,000 2,616,000 0.07%
134 ARBOR CAPITAL MANAGEMENT LLC 65,412 2,632,000 0.07%
135 TWO SIGMA ADVISERS, LP 66,610 2,680,000 0.08%
136 Strategic Global Advisors, LLC 74,969 3,017,000 0.08%
137 Cipher Capital LP 81,387 3,275,000 0.09%
138 SKANDINAVISKA ENSKILDA BANKEN AB (PUBL) 84,700 3,408,000 0.10%
139 RAYMOND JAMES & ASSOCIATES 86,632 3,486,000 0.10%
140 BARCLAYS PLC 86,905 3,498,000 0.10%
141 CREDIT SUISSE AG/ 92,098 3,706,000 0.10%
142 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 99,030 3,985,000 0.11%
143 RHUMBLINE ADVISERS 101,275 4,075,000 0.11%
144 Convergence Investment Partners, LLC 104,398 4,201,000 0.12%
145 KBC Group NV 110,550 4,449,000 0.12%
146 BlackRock Group LTD 111,743 4,497,000 0.13%
147 SIT INVESTMENT ASSOCIATES INC 111,755 4,497,000 0.13%
148 PNC FINANCIAL SERVICES GROUP, INC. 130,515 5,250,000 0.15%
149 TEACHERS ADVISORS, LLC 133,231 5,361,000 0.15%
150 Swiss National Bank 138,800 5,585,000 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.