Dark
Light
System
Institutional Investment Manager
PRIMECAP MANAGEMENT CO/CA/
PRIMECAP MANAGEMENT CO/CA/ (CIK: 0000763212), located at 177 East Colorado Blvd., Pasadena, CA. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q2)
Original 13F HR (0001104659-15-059497) filed in 2015.08.13
#
Name
Shares
Value ($)
%
Options
Notes
101 NORWEGIAN CRUISE LINE HLDG L 3,452,950 193,503 0.19%
102 GLAXOSMITHKLINE PLC 4,595,385 191,398 0.19%
103 BROADCOM CORP CL A 3,679,900 189,478 0.19%
104 ABBVIE INC 2,799,320 188,086 0.18%
105 SANOFI 3,756,457 186,057 0.18%
106 F5 NETWORKS INC 1,538,465 185,154 0.18%
107 IMMUNOGEN INC 12,867,483 185,034 0.18%
108 PERKINELMER INC 3,475,470 182,949 0.18%
109 KEYSIGHT TECHNOLOGIES INC 5,721,339 178,449 0.18%
110 ASCENA RETAIL GROUP INC COM 10,168,200 169,402 0.17%
111 AECOM 4,820,720 159,469 0.16%
112 PENTAIR PLC 2,291,081 157,512 0.15%
113 INSULET CORPORATION 5,032,572 155,959 0.15%
114 E TRADE FINANCIAL CORP 5,103,300 152,844 0.15%
115 CSX CORP 4,608,325 150,462 0.15%
116 UNITED TECHNOLOGIES CORP 1,303,400 144,586 0.14%
117 EPIZYME INC COM 6,023,605 144,567 0.14%
118 YAHOO INC 3,666,900 144,073 0.14%
119 DEPHEID 2,335,100 142,791 0.14%
120 ELECTRONIC ARTS INC 2,037,250 135,477 0.13%
121 US BANCORP DEL 3,071,964 133,323 0.13%
122 VMWARE INC 1,513,462 129,764 0.13%
123 APPLE INC 1,034,000 129,695 0.13%
124 SYMANTEC CORP 5,378,000 125,038 0.12%
125 GILDAN ACTIVEWEAR INC 3,736,700 124,208 0.12%
126 DISCOVER FINL SVCS 2,123,800 122,373 0.12%
127 AMAZON COM INC 278,470 120,881 0.12%
128 Abaxis Inc 2,345,000 120,721 0.12%
129 AFFYMETRIX INCOC-CAP STK CASH MGREFF 4/1/16 1 OLDUSD 14.00 PER SHARE 11,014,740 120,281 0.12%
130 RAMBUS INC DEL 8,291,622 120,146 0.12%
131 MERCK & CO INC 2,042,000 116,251 0.11%
132 IDEX CORP 1,461,505 114,845 0.11%
133 CHARLES RIV LABS INTL INC 1,622,300 114,113 0.11%
134 NOBLE ENERGY INC 2,648,800 113,051 0.11%
135 APPLIED MATLS INC 5,808,355 111,637 0.11%
136 SAFRAN 1,583,900 107,252 0.11%
137 FLUIDIGM CORP DEL COM 4,069,132 98,473 0.10%
138 URBAN OUTFITTERS INC COM 2,744,256 96,049 0.09%
139 MARKETAXESS HLDGS INC 1,003,420 93,087 0.09%
140 NORFOLK SOUTHERN CORP 1,060,980 92,687 0.09%
141 CURTISS WRIGHT CORP 1,269,250 91,944 0.09%
142 SPRINT CORP 20,085,000 91,588 0.09%
143 WATERS CORP 711,722 91,371 0.09%
144 MASTERCARD INCORPORATED 967,550 90,447 0.09%
145 CELANESE CORP DEL 1,231,100 88,491 0.09%
146 DOW CHEM CO 1,720,000 88,012 0.09%
147 JABIL INC 4,072,200 86,697 0.09%
148 CABOT OIL & GAS CORP 2,688,200 84,786 0.08%
149 FEI COMPANY 1,008,200 83,610 0.08%
150 NATIONAL OILWELL VARCO INC 1,692,545 81,716 0.08%
Page 3 of 6