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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)
Portfolio Summary: 261 holdings with a total value of $101,668,931,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 HONEYWELL INTL INC 5,527,155 563,604,000 0.55%
52 QIAGEN NV 22,703,966 562,831,000 0.55%
53 BLACKBERRY LTD 68,300,207 558,696,000 0.55%
54 KLA-TENCOR CORP 9,569,161 537,883,000 0.53%
55 ALASKA AIR GROUP INC 7,859,200 506,368,000 0.50%
56 CATERPILLAR INC 5,899,595 500,404,000 0.49%
57 ILLUMINA INC 2,239,397 488,995,000 0.48%
58 JPMORGAN CHASE & CO 6,873,601 465,755,000 0.46%
59 UNION PAC CORP 4,756,375 453,615,000 0.45%
60 JETBLUE AIRWAYS CORP 21,803,014 452,631,000 0.45%
61 Chubb Corporation 4,499,200 428,054,000 0.42%
62 EBAY INC 6,976,300 420,252,000 0.41%
63 SCHLUMBERGER LTD 4,766,824 410,853,000 0.40%
64 ROYAL CARIBBEAN GROUP 5,118,501 402,775,000 0.40%
65 UNITED PARCEL SERVICE INC 4,141,598 401,362,000 0.39%
66 CORNING INC 19,864,300 391,923,000 0.39%
67 Tribune Media Company 7,290,715 389,251,000 0.38%
68 ORACLE CORP 9,549,200 384,833,000 0.38%
69 CVS HEALTH CORP 3,602,710 377,852,000 0.37%
70 ABIOMED INC 5,668,090 372,564,000 0.37%
71 TRANSOCEAN LTD 22,096,775 356,200,000 0.35%
72 ASML HOLDING N V N Y REGISTRY SHS 3,319,178 345,626,000 0.34%
73 TESLA INC 1,248,420 334,901,000 0.33%
74 TRIMBLE INC 13,780,615 323,293,000 0.32%
75 PROGRESSIVE CORP OHIO 11,611,475 323,147,000 0.32%
76 BED BATH & BEYOND INC 4,462,856 307,848,000 0.30%
77 ROCKWELL AUTOMATION INC 2,465,255 307,269,000 0.30%
78 Polypore International 5,110,640 306,025,000 0.30%
79 DREAMWORKS ANIMATION SKG INC 11,596,200 305,908,000 0.30%
80 DEERE & CO 3,121,819 302,973,000 0.30%
81 JACOBS ENGR GROUP INC 7,273,030 295,430,000 0.29%
82 ANALOG DEVICES INC 4,574,815 293,635,000 0.29%
83 BOEING CO 2,116,250 293,566,000 0.29%
84 DYAX CORP COM CVR 10,617,860 281,373,000 0.28%
85 PLANTRONICS INCORPORATED NEW 4,918,650 276,969,000 0.27%
86 NUANCE COMM 15,806,438 276,771,000 0.27%
87 ELLIE MAE INCORPORATED 3,931,245 274,362,000 0.27%
88 SHUTTERFLY INC 5,557,382 265,698,000 0.26%
89 ACTIVISION BLIZZARD INC 10,874,825 263,280,000 0.26%
90 CREE INC 10,100,141 262,907,000 0.26%
91 EOG RES INC 2,877,050 251,886,000 0.25%
92 POTASH CORP SASK INC 8,102,864 250,946,000 0.25%
93 NEKTAR THERAPEUTICS COM 19,706,886 246,533,000 0.24%
94 Neustar Inc CL A 8,106,007 236,776,000 0.23%
95 PRAXAIR INC 1,888,470 225,767,000 0.22%
96 AGILENT TECHNOLOGIES INC 5,725,575 220,893,000 0.22%
97 RITCHIE BROS AUCTIONEERS 7,869,280 219,710,000 0.22%
98 C H ROBINSON WORLDWIDE INC 3,413,994 212,999,000 0.21%
99 COMSCORE INC 3,869,832 206,107,000 0.20%
100 CME GROUP INC 2,125,263 197,777,000 0.19%
Page 2 of 6

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001104659-15-059497, filed 2015.08.13).

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.