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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 (2015Q4)
Portfolio Summary: 271 holdings with a total value of $97,810,310,000.
#
Name
Shares
Value ($)
%
Options
Notes
51 AT&T INC 18,682,957 642,881,000 0.66%
52 ALASKA AIR GROUP INC 7,538,700 606,941,000 0.62%
53 SEATTLE GENETICS INC 12,882,175 578,152,000 0.59%
54 QIAGEN NV 20,532,325 567,719,000 0.58%
55 FLEX LTD 48,706,805 546,003,000 0.56%
56 ROYAL CARIBBEAN GROUP 5,077,801 513,924,000 0.53%
57 ABIOMED INC 5,657,090 510,722,000 0.52%
58 HONEYWELL INTL INC 4,875,155 504,920,000 0.52%
59 JETBLUE AIRWAYS CORP 20,107,514 455,435,000 0.47%
60 ILLUMINA INC 2,174,180 417,323,000 0.43%
61 CATERPILLAR INC 6,084,001 413,469,000 0.42%
62 ACTIVISION BLIZZARD INC 10,313,350 399,230,000 0.41%
63 DYAX CORP COM CVR 10,482,860 394,365,000 0.40%
64 UNITED PARCEL SERVICE INC 3,872,998 372,699,000 0.38%
65 PROGRESSIVE CORP OHIO 11,680,325 371,434,000 0.38%
66 UNION PAC CORP 4,700,400 367,571,000 0.38%
67 CORNING INC 19,346,700 353,658,000 0.36%
68 CVS HEALTH CORP 3,545,070 346,601,000 0.35%
69 DEERE & CO 4,430,519 337,916,000 0.35%
70 NEKTAR THERAPEUTICS COM 19,784,286 333,365,000 0.34%
71 JACOBS ENGR GROUP INC 7,832,030 328,554,000 0.34%
72 ORACLE CORP 8,691,125 317,487,000 0.32%
73 SCHLUMBERGER LTD 4,448,324 310,271,000 0.32%
74 DREAMWORKS ANIMATION SKG INC 11,696,200 301,411,000 0.31%
75 BOEING CO 2,026,750 293,048,000 0.30%
76 TRIMBLE INC 13,089,416 280,768,000 0.29%
77 NUANCE COMM 13,943,300 277,332,000 0.28%
78 TESLA INC 1,138,965 273,363,000 0.28%
79 CREE INC 9,333,641 248,928,000 0.25%
80 SHUTTERFLY INC 5,513,632 245,687,000 0.25%
81 PAYPAL HLDGS INC 6,682,200 241,896,000 0.25%
82 ANALOG DEVICES INC 4,360,845 241,242,000 0.25%
83 Tribune Media Company 7,091,550 239,765,000 0.25%
84 ASML HOLDING N V N Y REGISTRY SHS 2,636,244 234,019,000 0.24%
85 ELLIE MAE INCORPORATED 3,884,550 233,966,000 0.24%
86 PLANTRONICS INCORPORATED NEW 4,923,150 233,456,000 0.24%
87 TRANSOCEAN LTD 17,849,936 220,982,000 0.23%
88 EBAY INC 7,856,500 215,897,000 0.22%
89 AGILENT TECHNOLOGIES INC 5,128,870 214,438,000 0.22%
90 BROADCOM CORP CL A 3,677,400 212,627,000 0.22%
91 BED BATH & BEYOND INC 4,221,756 203,700,000 0.21%
92 NORWEGIAN CRUISE LINE HLDG L 3,378,450 197,977,000 0.20%
93 INSULET CORPORATION 5,195,669 196,448,000 0.20%
94 YAHOO INC 5,804,880 193,070,000 0.20%
95 AECOM 6,378,045 191,533,000 0.20%
96 AMAZON COM INC 278,870 188,485,000 0.19%
97 E TRADE FINANCIAL CORP 6,255,400 185,410,000 0.19%
98 Neustar Inc CL A 7,581,357 181,725,000 0.19%
99 EOG RES INC 2,560,700 181,272,000 0.19%
100 PRAXAIR INC 1,741,770 178,357,000 0.18%
Page 2 of 6

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001104659-16-096451, filed 2016.02.12).

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.