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THORATEC LABS CORP
THORATEC LABS CORP. Institutional holdings reported to the SEC.

Institutional Holders (2014Q2)
Portfolio Summary: 227 Institutional holders with a total value of $1,772,456,510.
#
Manager Name
Shares
Value ($)
%
Options
Notes
151 SEI TRUST CO 15,260 532,000 0.03%
152 MENTA CAPITAL LLC 15,200 530,000 0.03%
153 PROFUND ADVISORS LLC 14,686 512,000 0.03%
154 Manchester Capital Management LLC 14,391 502,000 0.03%
155 HSBC HOLDINGS PLC 14,195 495,000 0.03%
156 FIDUCIARY TRUST CO 13,550 472,000 0.03%
157 CAPITAL FUND MANAGEMENT S.A. 13,233 461,000 0.03%
158 VIRTUS CAPITAL ADVISERS, LLC 12,038 420,000 0.02%
159 ENVESTNET ASSET MANAGEMENT INC 11,892 415,000 0.02%
160 PUBLIC EMPLOYEES RETIREMENT ASSOCIATION OF COLORADO 11,798 411,000 0.02%
161 EATON VANCE MANAGEMENT 11,735 410,000 0.02%
162 SECOR Capital Advisors, LP 11,704 408,000 0.02%
163 TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY 11,622 405,000 0.02%
164 BLB&B Advisors, LLC 11,415 398,000 0.02%
165 Hillsdale Investment Management Inc. 11,330 395,000 0.02%
166 AZZAD ASSET MANAGEMENT INC /ADV 11,229 391,443 0.02%
167 Wellington Shields & Co., LLC 10,654 371,000 0.02%
168 GOLDMAN SACHS GROUP INC 10,000 349,000 0.02% Put
169 ANALYTIC INVESTORS, LLC 9,913 346,000 0.02%
170 MILES CAPITAL, INC. 9,706 338,000 0.02%
171 Cipher Capital LP 9,589 334,000 0.02%
172 VIRGINIA RETIREMENT SYSTEMS ET Al 8,600 300,000 0.02%
173 LPL Financial LLC 8,298 289,000 0.02%
174 Paloma Partners Management Co 7,964 278,000 0.02%
175 SECURIAN ASSET MANAGEMENT, INC 7,932 277,000 0.02%
176 COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS 7,909 276,000 0.02%
177 Spot Trading L.L.C 7,400 258,000 0.01% Call
178 MARTINGALE ASSET MANAGEMENT L P 7,360 257,000 0.01%
179 Placemark Investments, Inc. 6,956 240,000 0.01%
180 SHELTON CAPITAL MANAGEMENT 6,583 229,000 0.01%
181 Santa Fe Partners LLC 6,570 229,000 0.01%
182 Absolute Return Capital, LLC 5,801 202,000 0.01%
183 AMALGAMATED BANK 5,784 202,000 0.01%
184 ROYAL BANK OF CANADA 4,442 155,000 0.01%
185 GROUP ONE TRADING LLC 4,185 146,000 0.01%
186 Walleye Trading LLC 3,600 124,000 0.01% Call
187 Johnson Financial Group, Inc. 3,025 105,000 0.01%
188 Horrell Capital Management, Inc. 2,835 99,000 0.01%
189 OFI Advisors LLC 2,464 86,000 0.00%
190 FIRST QUADRANT LLC/CA 2,300 80,000 0.00%
191 TEACHER RETIREMENT SYSTEM OF TEXAS 2,075 72,000 0.00%
192 Bartlett & Co. LLC 2,000 70,000 0.00%
193 STRS OHIO 1,700 59,000 0.00%
194 DEUTSCHE BANK AG\ 1,708 59,000 0.00% Call
195 Advisors Asset Management, Inc. 1,700 59,000 0.00%
196 PNC FINANCIAL SERVICES GROUP, INC. 1,398 49,000 0.00%
197 SHAPIRO ROBERT N 1,400 49,000 0.00%
198 FIRST MERCANTILE TRUST CO 1,367 48,000 0.00%
199 Gary Goldberg Planning Services Inc 1,070 37,000 0.00%
200 PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO 910 32,000 0.00%
Page 4 of 5

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.