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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)
Original 13F HR (0001104659-15-059497) filed in 2015.08.13
#
Name
Shares
Value ($)
%
Options
Notes
1 DYAX CORP COM CVR 10,617,860 281,373 0.28%
2 A10 NETWORKS INC 90,000 580 0.00%
3 ABBOTT LABS 17,737,310 870,547 0.86%
4 ABBVIE INC 2,799,320 188,086 0.18%
5 ABIOMED INC 5,668,090 372,564 0.37%
6 ACCURAY INCORPORATED COM 8,603,700 57,989 0.06%
7 ACTIVISION BLIZZARD INC 10,874,825 263,280 0.26%
8 ADOBE INC 36,683,855 2,971,759 2.92%
9 AECOM 4,820,720 159,469 0.16%
10 AFFYMETRIX INCOC-CAP STK CASH MGREFF 4/1/16 1 OLDUSD 14.00 PER SHARE 11,014,740 120,281 0.12%
11 AGILENT TECHNOLOGIES INC 5,725,575 220,893 0.22%
12 AIRBUS SE 18,355,017 1,189,937 1.17%
13 ALASKA AIR GROUP INC 7,859,200 506,368 0.50%
14 ALIBABA GROUP HLDG LTD 7,121,455 585,882 0.58%
15 ALLEGIANT TRAVEL CO 43,100 7,667 0.01%
16 ALTERA CORPORATION 13,499,807 691,190 0.68%
17 AMAZON COM INC 278,470 120,881 0.12%
18 AMERICAN AIRLS GROUP INC 16,553,420 661,061 0.65%
19 AMERICAN EXPRESS CO 576,700 44,821 0.04%
20 AMGEN INC 31,351,688 4,813,111 4.73%
21 ANALOG DEVICES INC 4,574,815 293,635 0.29%
22 APPLE INC 1,034,000 129,695 0.13%
23 APPLIED MATLS INC 5,808,355 111,637 0.11%
24 ARISTA NETWORKS INC 49,000 4,005 0.00%
25 ASCENA RETAIL GROUP INC COM 10,168,200 169,402 0.17%
26 ASML HOLDING N V N Y REGISTRY SHS 3,319,178 345,626 0.34%
27 AUDIENCE INC 2,929,074 14,323 0.01%
28 AVALANCHE BIOTECHNOLOGIES IN 68,300 1,109 0.00%
29 AVIS BUDGET GROUP 145,000 6,392 0.01%
30 AXCELIS TECHNOLOGIES INC 12,342,000 36,532 0.04%
31 Abaxis Inc 2,345,000 120,721 0.12%
32 Axovant Sciences LTD 500,000 10,190 0.01%
33 BED BATH & BEYOND INC 4,462,856 307,848 0.30%
34 BIOGEN INC 16,501,541 6,665,632 6.56%
35 BIOMARIN PHARMACEUTICAL INC 7,992,749 1,093,248 1.08%
36 BLACKBERRY LTD 68,300,207 558,696 0.55%
37 BOEING CO 2,116,250 293,566 0.29%
38 BOOT BARN HLDGS INC 13,500 432 0.00%
39 BOSTON SCIENTIFIC CORP 46,097,564 815,927 0.80%
40 BOULDER BRANDS INC 8,457,700 58,696 0.06%
41 BROADCOM CORP CL A 3,679,900 189,478 0.19%
42 BROCADE COMMUNICATIONS SYS I 900,000 10,692 0.01%
43 C H ROBINSON WORLDWIDE INC 3,413,994 212,999 0.21%
44 CABOT CORP 100,000 3,729 0.00%
45 CABOT OIL & GAS CORP 2,688,200 84,786 0.08%
46 CAMERON INTERNATIONAL COMPANY 500,200 26,195 0.03%
47 CANADIAN PAC RY LTD 16,980 2,721 0.00%
48 CARDICA INC 6,013,500 3,007 0.00%
49 CARMAX INC 13,392,932 886,746 0.87%
50 CARNIVAL CORP 23,919,580 1,181,388 1.16%
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