PRIMECAP Management Company

PRIMECAP Management Company as of Dec. 31, 2007

Portfolio Holdings for PRIMECAP Management Company

PRIMECAP Management Company holds 263 positions in its portfolio as reported in the December 2007 quarterly 13F filing

Company (Ticker) Portfolio Weight Valued At Change in Shares Share Count Share Price
Potash Corp. Of Saskatchewan I 4.0 $2.5B 17M 143.96
Eli Lilly & Co. (LLY) 3.6 $2.2B 41M 53.39
FedEx Corporation (FDX) 3.0 $1.8B 21M 89.17
Monsanto Company 3.0 $1.8B 16M 111.69
Novartis (NVS) 3.0 $1.8B 33M 54.31
Medtronic 2.8 $1.7B 34M 50.27
Texas Instruments Incorporated (TXN) 2.5 $1.5B 45M 33.40
Microsoft Corporation (MSFT) 2.3 $1.4B 40M 35.60
Adobe Systems Incorporated (ADBE) 2.3 $1.4B 33M 42.73
Biogen Idec (BIIB) 2.2 $1.4B 24M 56.92
Oracle Corporation (ORCL) 2.1 $1.3B 58M 22.58
ConocoPhillips (COP) 2.1 $1.3B 14M 88.30
Amgen (AMGN) 1.9 $1.2B 25M 46.44
Directv Group 1.9 $1.1B 49M 23.12
Sony Corporation (SONY) 1.8 $1.1B 20M 54.30
Corning Incorporated (GLW) 1.6 $981M 41M 23.99
Schlumberger (SLB) 1.4 $883M 9.0M 98.37
Research In Motion 1.4 $865M 7.6M 113.40
Intuit (INTU) 1.4 $845M 27M 31.61
Intel Corporation (INTC) 1.2 $756M 28M 26.66
Google 1.2 $733M 1.1M 691.48
Asml Holding Nv Adr depository receipts 1.2 $732M 23M 31.29
Roche Holding Ag-chf 1.2 $719M 4.2M 172.48
NVIDIA Corporation (NVDA) 1.2 $712M 21M 34.02
Boston Scientific Corporation (BSX) 1.1 $704M 61M 11.63
Whirlpool Corporation (WHR) 1.1 $703M 8.6M 81.63
Applera Corp Com Shs Applied 1.1 $691M 20M 33.92
Caterpillar (CAT) 1.1 $682M 9.4M 72.56
Berkshire Hathaway Inc. Class B 1.1 $661M 140k 4736.00
Southwest Airlines (LUV) 1.1 $659M 54M 12.20
Noble Energy 1.0 $632M 7.9M 79.52
TJX Companies (TJX) 1.0 $624M 22M 28.73
Costco Wholesale Corporation (COST) 1.0 $606M 8.7M 69.76
Hess (HES) 1.0 $606M 6.0M 100.86
Qualcomm (QCOM) 1.0 $606M 15M 39.35
Hewlett-Packard Company 1.0 $599M 12M 50.48
EMC Corporation 1.0 $584M 32M 18.53
Symantec Corporation 0.9 $572M 35M 16.14
GlaxoSmithKline 0.9 $564M 11M 50.39
Citrix Systems 0.9 $545M 14M 38.01
Praxair 0.8 $516M 5.8M 88.71
Marsh & McLennan Companies (MMC) 0.8 $484M 18M 26.47
Murphy Oil Corporation (MUR) 0.8 $474M 5.6M 84.84
Bank of New York Mellon Corporation (BK) 0.8 $457M 9.4M 48.76
United Parcel Service (UPS) 0.8 $457M 6.5M 70.72
Genzyme Corporation 0.8 $460M 6.2M 74.44
eBay (EBAY) 0.7 $414M 13M 33.19
Micron Technology (MU) 0.7 $401M 55M 7.25
AMR Corporation 0.7 $396M 28M 14.03
Bed Bath & Beyond 0.6 $393M 13M 29.39
Motorola 0.6 $389M 24M 16.04
Kohl's Corporation (KSS) 0.6 $368M 8.0M 45.80
Millipore Corp. 0.6 $363M 5.0M 73.18
Sprint Nextel Corporation 0.6 $360M 27M 13.13
American Intl Group 0.6 $356M 6.1M 58.30
Arch Coal 0.5 $321M 7.1M 44.93
Deere & Company (DE) 0.5 $309M 3.3M 93.12
National-Oilwell Var 0.5 $299M 4.1M 73.46
Target Corporation (TGT) 0.5 $288M 5.8M 50.00
Plains Exploration & Production Company 0.5 $289M 5.4M 54.00
Walt Disney Company (DIS) 0.5 $281M 8.7M 32.28
Union Pacific Corporation (UNP) 0.5 $277M 2.2M 125.62
Eastman Kodak Company 0.4 $263M 12M 21.87
Peabody Energy Corporation 0.4 $261M 4.2M 61.64
Alcoa 0.4 $265M 7.2M 36.55
Encana Corp 0.4 $260M 3.8M 67.96
EOG Resources (EOG) 0.4 $263M 3.0M 89.25
Weyerhaeuser Company (WY) 0.4 $244M 3.3M 73.74
Verisign (VRSN) 0.4 $236M 6.3M 37.61
Chubb Corporation 0.4 $231M 4.2M 54.58
CarMax (KMX) 0.4 $234M 12M 19.75
Rambus (RMBS) 0.4 $231M 11M 20.94
BioMarin Pharmaceutical (BMRN) 0.4 $227M 6.4M 35.40
Trimble Navigation (TRMB) 0.4 $224M 7.4M 30.24
Nordstrom (JWN) 0.4 $223M 6.1M 36.73
Telefonaktiebolaget LM Ericsson (ERIC) 0.4 $221M 9.4M 23.35
Nortel Networks Corporation 0.4 $221M 15M 15.09
Discover Financial Services (DFS) 0.3 $215M 14M 15.08
Applied Materials (AMAT) 0.3 $216M 12M 17.76
Yahoo! 0.3 $194M 8.3M 23.26
Amazon (AMZN) 0.3 $186M 2.0M 92.64
Mattel (MAT) 0.3 $184M 9.7M 19.04
Best Buy (BBY) 0.3 $178M 3.4M 52.65
Sepracor 0.3 $177M 6.7M 26.25
Accenture 0.3 $168M 4.7M 36.03
Thomas & Betts Corporation 0.3 $163M 3.3M 49.04
Altera Corporation 0.3 $159M 8.2M 19.32
FormFactor (FORM) 0.3 $161M 4.9M 33.10
Avon Products 0.2 $153M 3.9M 39.53
Boeing Company (BA) 0.2 $151M 1.7M 87.46
Plantronics 0.2 $153M 5.9M 26.00
KLA-Tencor Corporation (KLAC) 0.2 $153M 3.2M 48.16
Kirby Corporation (KEX) 0.2 $143M 3.1M 46.48
Neustar 0.2 $138M 4.8M 28.68
Via 0.2 $131M 3.0M 43.92
Affymetrix 0.2 $132M 5.7M 23.14
Intersil Corporation 0.2 $134M 5.5M 24.48
Domtar Corp C ommon 0.2 $135M 18M 7.69
Navteq Corp 0.2 $128M 1.7M 75.60
Vulcan Materials Company (VMC) 0.2 $120M 1.5M 79.09
Pall Corporation 0.2 $121M 3.0M 40.32
Cree 0.2 $121M 4.4M 27.47
3M Company (MMM) 0.2 $113M 1.3M 84.32
Collective Brands 0.2 $109M 6.3M 17.39
General Electric Company 0.2 $105M 2.8M 37.07
Newmont Mining Corporation (NEM) 0.2 $101M 2.1M 48.83
Quiksilver 0.2 $104M 12M 8.58
Freeport-McMoRan Copper & Gold (FCX) 0.2 $106M 1.0M 102.44
Lowe's Companies (LOW) 0.2 $105M 4.7M 22.62
Emulex Corporation 0.2 $101M 6.2M 16.32
Fluor Corporation (FLR) 0.2 $98M 673k 145.72
Comverse Technology 0.2 $100M 5.8M 17.25
Brocade Communications Systems 0.2 $100M 14M 7.34
Wyeth 0.1 $90M 2.0M 44.19
Carnival Corporation (CCL) 0.1 $94M 2.1M 44.49
Avid Technology 0.1 $88M 3.1M 28.34
Men's Wearhouse 0.1 $83M 3.1M 26.98
Federal National Mortgage Association (FNMA) 0.1 $86M 2.1M 39.98
Avocent Corp Com Stk 0.1 $82M 3.5M 23.31
Alexander & Baldwin 0.1 $79M 1.5M 51.66
Autodesk (ADSK) 0.1 $75M 1.5M 49.76
Avery Dennison Corporation (AVY) 0.1 $76M 1.4M 53.14
Dow Chemical Company 0.1 $73M 1.8M 39.42
Waters Corporation (WAT) 0.1 $75M 954k 79.07
Donaldson Company (DCI) 0.1 $75M 1.6M 46.38
Dress Barn 0.1 $72M 5.8M 12.51
Canadian Natl Ry (CNI) 0.1 $70M 1.5M 46.93
AFLAC Incorporated (AFL) 0.1 $65M 1.0M 62.63
International Paper Company (IP) 0.1 $68M 2.1M 32.38
Genentech 0.1 $65M 973k 67.07
Alaska Air (ALK) 0.1 $68M 2.7M 25.01
Canadian Pacific Railway 0.1 $58M 902k 64.64
McDermott International 0.1 $61M 1.0M 59.03
MACROVISION CORP COM Stk 0.1 $63M 3.4M 18.33
Norfolk Southern (NSC) 0.1 $53M 1.0M 50.44
AES Corporation (AES) 0.1 $57M 2.7M 21.39
Granite Construction (GVA) 0.1 $55M 1.5M 36.18
THQ 0.1 $56M 2.0M 28.19
Chico's FAS 0.1 $53M 5.8M 9.03
Washington Mutual 0.1 $47M 3.4M 13.61
Entegris (ENTG) 0.1 $49M 5.7M 8.63
Abercrombie & Fitch (ANF) 0.1 $46M 578k 79.97
99 Cents Only Stores 0.1 $46M 5.8M 7.96
JPMorgan Chase & Co. (JPM) 0.1 $44M 1.0M 43.65
Progressive Corporation (PGR) 0.1 $46M 2.4M 19.16
Exterran Holdings 0.1 $41M 495k 81.80
JetBlue Airways Corporation (JBLU) 0.1 $40M 6.8M 5.90
Capital One Financial (COF) 0.1 $45M 942k 47.26
Pride International 0.1 $45M 1.3M 33.90
Cymer 0.1 $40M 1.0M 38.93
Wells Fargo & Company (WFC) 0.1 $38M 1.2M 30.19
Dell 0.1 $34M 1.4M 24.51
Cisco Systems (CSCO) 0.1 $33M 1.2M 27.07
Yum! Brands (YUM) 0.1 $32M 830k 38.27
Ual Corp 0.1 $29M 800k 35.66
Conceptus 0.1 $30M 1.5M 19.24
Minerals Technologies (MTX) 0.1 $34M 500k 66.95
NOBLE CORPORATION Com Stk 0.1 $28M 501k 56.51
Comcast Corporation (CMCSA) 0.0 $24M 1.3M 18.26
Akamai Technologies (AKAM) 0.0 $24M 686k 34.60
Cott Corp 0.0 $26M 3.9M 6.66
Sanofi-Aventis SA (SNY) 0.0 $25M 542k 45.53
Citi 0.0 $22M 748k 29.44
O'Reilly Automotive 0.0 $23M 721k 32.43
Flextronics International Ltd Com Stk (FLEX) 0.0 $27M 2.3M 12.06
Greatbatch 0.0 $23M 1.1M 19.99
Ciena Corporation (CIEN) 0.0 $24M 689k 34.11
Gentex Corporation (GNTX) 0.0 $22M 1.3M 17.77
Descartes Sys Grp (DSGX) 0.0 $23M 5.4M 4.20
State Street Corporation (STT) 0.0 $17M 215k 81.20
Agilent Technologies Inc C ommon (A) 0.0 $16M 441k 36.74
Fifth Third Ban (FITB) 0.0 $18M 702k 25.13
Chicago Bridge & Iron Company 0.0 $16M 268k 60.44
SanDisk Corporation 0.0 $17M 523k 33.17
Patriot Coal Corp 0.0 $18M 423k 41.74
Expedia 0.0 $13M 408k 31.62
Edwards Lifesciences (EW) 0.0 $14M 300k 45.99
Nuance Communications 0.0 $12M 661k 18.68
Paychex (PAYX) 0.0 $12M 334k 36.22
Xilinx 0.0 $15M 690k 21.87
Coherent 0.0 $13M 509k 25.07
McAfee 0.0 $11M 301k 37.50
Federal Home Loan Mortgage (FMCC) 0.0 $13M 388k 34.07
Amer Italian Pas 0.0 $13M 1.9M 7.00
Oceaneering International (OII) 0.0 $13M 190k 67.35
Stratasys 0.0 $14M 546k 25.84
Dendreon Corporation 0.0 $12M 1.9M 6.22
SurModics (SRDX) 0.0 $9.4M 173k 54.27
MICRUS ENDOVASCULAR Corp Com Stk 0.0 $10M 511k 19.68
Possis Med Inc Com Stk 0.0 $11M 761k 14.58
Strattec Security (STRT) 0.0 $15M 363k 41.43
SLM Corporation (SLM) 0.0 $3.4M 170k 20.14
Pfizer (PFE) 0.0 $7.3M 319k 22.73
Chevron Corporation (CVX) 0.0 $6.4M 69k 93.33
Transocean Ordinary Shares 0.0 $3.8M 27k 143.15
A.C. Moore Arts & Crafts 0.0 $3.3M 242k 13.75
Burlington Northern Santa Fe C 0.0 $8.5M 102k 83.23
News Corporation 0.0 $3.7M 180k 20.49
Mbia (MBI) 0.0 $5.2M 280k 18.63
East West Ban (EWBC) 0.0 $5.9M 243k 24.23
TCF Financial Corporation 0.0 $6.4M 355k 17.93
Monster Worldwide 0.0 $5.0M 153k 32.40
IndyMac Ban 0.0 $5.8M 981k 5.95
US Airways 0.0 $3.7M 252k 14.71
Abiomed 0.0 $7.9M 509k 15.54
DreamWorks Animation SKG 0.0 $7.8M 304k 25.54
FARO Technologies (FARO) 0.0 $3.6M 134k 27.18
MarketAxess Holdings (MKTX) 0.0 $7.4M 574k 12.83
Kinetic Concepts 0.0 $7.6M 142k 53.56
Medarex Inc Com Stk 0.0 $6.3M 606k 10.42
Alcon 0.0 $3.1M 22k 143.05
Dyax 0.0 $3.2M 887k 3.66
Cardica 0.0 $6.2M 610k 10.18
FEI Company 0.0 $7.1M 286k 24.83
Pharmacyclics 0.0 $3.2M 2.2M 1.45
Guidance Software 0.0 $4.6M 328k 13.96
Citadel Broadcasting Corp 0.0 $1.1M 558k 2.06
Idearc 0.0 $2.6M 150k 17.56
Iac Interactivecorp 0.0 $2.9M 108k 26.92
Cummins (CMI) 0.0 $204k 1.6k 127.50
Pitney Bowes (PBI) 0.0 $456k 12k 38.00
Intermec 0.0 $2.1M 103k 20.31
Tellabs 0.0 $94k 14k 6.53
Procter & Gamble Company (PG) 0.0 $1.6M 21k 73.43
Verigy 0.0 $1.8M 66k 27.17
Scripps 0.0 $1.4M 30k 45.00
Blue Nile 0.0 $408k 6.0k 68.00
Alpha Natural Resources 0.0 $325k 10k 32.50
Continental Airls Inc cl b 0.0 $1.4M 61k 22.25
Bladelogic 0.0 $211k 7.2k 29.51
Sierra Pac Res 0.0 $1.1M 63k 16.97
Dolby Laboratories (DLB) 0.0 $1.4M 28k 49.73
Illumina (ILMN) 0.0 $421k 7.1k 59.30
Nymex Holdings 0.0 $309k 2.3k 133.77
InterNAP Network Services 0.0 $1.2M 139k 8.33
Advance America, Cash Advance Centers 0.0 $1.6M 157k 10.16
Isilon Systems (ISLN) 0.0 $113k 22k 5.07
The9 0.0 $768k 36k 21.33
Neutral Tandem 0.0 $495k 26k 19.04
Allegiant Travel Company (ALGT) 0.0 $2.5M 77k 32.14
Applied Micro Circuits Corporation 0.0 $175k 20k 8.75
Mf Global Com Stk 0.0 $2.5M 79k 31.47
Nektar Therapeutics (NKTR) 0.0 $555k 83k 6.71
Satyam Computer Services (SAYCY) 0.0 $366k 14k 26.72
Silicon Laboratories (SLAB) 0.0 $539k 14k 37.43
Embarq Corp 0.0 $1.1M 22k 49.55
KBW 0.0 $294k 12k 25.57
Radvision Ltd Com Stk 0.0 $554k 50k 11.08
Sycamore Networks Inc Com Stk 0.0 $2.3M 605k 3.84
VMware 0.0 $2.2M 26k 84.98
Imax Corp Cad (IMAX) 0.0 $505k 74k 6.82
Espeed Inc Cl A Com Stk 0.0 $1.6M 141k 11.30
Basin Water (BWTRQ) 0.0 $107k 13k 8.26
Amis Holdings 0.0 $220k 22k 10.00
Hanmi Financial 0.0 $2.9M 342k 8.62
Sonicwall 0.0 $3.0M 284k 10.72
Senomyx 0.0 $1.5M 204k 7.49
Vitran Corp 0.0 $1.0M 73k 14.23
Compellent Technologies 0.0 $126k 11k 12.00
Data Domain 0.0 $687k 26k 26.32
Netezza 0.0 $179k 13k 13.77
Wj Communications 0.0 $89k 120k 0.74
Redpoint Bio Corporation (RPBC) 0.0 $21k 29k 0.72