13F-HR 1 l14170ae13fvhr.txt OAK ASSOCIATES, LTD. 13F-HR/QUARTER END 3-31-05 FORM 13F INFORMATION REGUIRED OF INSTITUTIONAL INVESTMENT MANAGERS PURSUANT TO SECTION 13(f) OF THE SECURITIES EXCHANGE ACT OF 1934 AND RULES THEREUNDER Securities and Exchange Commission Washington, D.C. 20549 Report for the Calendar Year or Quarter Ended March 31, 2005 Name of Institutional Investment Manager: OAK ASSOCIATES, LTD. #28-2338 Business Address: 3875 EMBASSY PARKWAY, #250 AKRON, OHIO 44333 Name, Phone No., and Title of Person Duly Authorized to Submit This Report. JAMES D. OELSCHLAGER, MANAGING MEMBER (330) 668-1234 ATTENTION -- Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). The institutional investment manager submitting this Form and its attachments and the person by whom it is signed represent hereby that all information contained therein is true, correct and complete. It is understood that all required items, statements and schedules are considered integral parts of this Form and that the submission of any amendment represents that all unattended items, statements and schedules remain true, correct and complete as previously submitted. Pursuant to the requirements of Securities Exchange Act of 1934, the undersigned institutional investment manager has caused this report to be signed on its behalf in the City of AKRON and State of OHIO on the 16th day of May 2005 JAMES D. OELSCHLAGER (Manual Signature of Person Duly Authorized to Submit This Report) Name and 13F file numbers of ALL Institutional Investment Managers with respect to which this schedule is filed (other than the one filing this report): (List in alphabetical order). 13F File Numbers will be assi gned to Institutional Investment Managers after they file their first report. FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- AFFYMETRIX INC COM COM 00826T108 159519 3726212 SH SOLE 3726212 AMAZON COM INC COM 023135106 16682 486795 SH SOLE 486795 AMERICAN INT'L. GRP COM 026874107 4155 74995 SH SOLE 74995 AMERISOURCEBERGEN CORP COM COM 03073E105 1392 24300 SH SOLE 24300 AMGEN INC COM 031162100 238967 4105260 SH SOLE 4105260 ANHEUSER-BUSCH CO INC COM 035229103 303 6400 SH SOLE 6400 APOLLO GROUP INC CL A COM 037604105 9808 132434 SH SOLE 132434 APPLIED BIOSYSTEMS COM 038020103 1186 60100 SH SOLE 60100 APPLIED MATERIALS COM 038222105 262039 16125476 SH SOLE 16125476 AUDIBLE INC COM NEW COM 05069A302 1716 126900 SH SOLE 126900 AVID TECHNOLOGY INC. COM 05367P100 125459 2318167 SH SOLE 2318167 BRUKER BIOSCIENCES CP COM COM 116794108 285 81100 SH SOLE 81100 CALIPER LIFE SCIENCES COM COM 130872104 522 81000 SH SOLE 81000 CARDINAL HEALTH INC. COM 14149Y108 348 6234 SH SOLE 6234 CATERPILLAR TRACTOR COM 149123101 191936 2099042 SH SOLE 2099042 CERNER CORP. COM 156782104 8942 170300 SH SOLE 170300 CHARLES SCHWAB CORP. COM 808513105 315027 29974052 SH SOLE 29974052 CISCO SYSTEMS COM 17275R102 435993 24370774 SH SOLE 24370774 CITIGROUP INC. COM 172967101 253102 5631987 SH SOLE 5631987 COACH INC COM COM 189754104 266 4700 SH SOLE 4700 COGENT INC COM COM 19239Y108 7464 296425 SH SOLE 296425 COGNEX CORP COM 192422103 6820 274110 SH SOLE 274110 COGNIZANT TECH SOLUTIONS COM 192446102 202844 4390554 SH SOLE 4390554 COLOR KINETICS INC COM 19624P100 577 57200 SH SOLE 57200 CORCEPT THERAPEUTICS, INC. COM 218352102 423 93100 SH SOLE 93100 CREE INC COM COM 225447101 2610 120000 SH SOLE 120000 DELL INC COM COM 24702R101 265694 6915516 SH SOLE 6915516 DSP GROUP, INC. COM 23332B106 3357 130300 SH SOLE 130300 EBAY INC COM 278642103 324487 8708722 SH SOLE 8708722 ELECTRONIC ARTS INC COM 285512109 228347 4409948 SH SOLE 4409948 ELI LILLY & CO. COM 532457108 860 16515 SH SOLE 16515 EMC CORP. COM 268648102 271031 21999276 SH SOLE 21999276 EPIX PHARMACEUTICALS, INC. COM 26881Q101 349 49913 SH SOLE 49913 ERESEARCH TECHNOLOGY INC COM 29481V108 1219 103500 SH SOLE 103500 EXPEDITORS INTL. WASH. INC. COM 302130109 337 6300 SH SOLE 6300 EXPRESS SCRIPTS INC. COM 302182100 10419 119500 SH SOLE 119500 FIRST DATA CORP COM 319963104 3593 91403 SH SOLE 91403 FLIR SYSTEMS, INC. COM 302445101 2694 88900 SH SOLE 88900 FORMFACTOR INC COM COM 346375108 6033 266460 SH SOLE 266460 GENENTECH INC NEW COM 368710406 679 12000 SH SOLE 12000 GIVEN IMAGING ORD SHS COM M52020100 1654 56000 SH SOLE 56000 GOLDMAN SACHS GROUP COM 38141G104 352 3200 SH SOLE 3200 GOOGLE INC CL A COM 38259p508 5625 31160 SH SOLE 31160 HARMAN INTL INDS INC COM COM 413086109 91805 1037808 SH SOLE 1037808 HEADWATERS INC COM 42210P102 328 10000 SH SOLE 10000 INTEL CORP COM 458140100 8438 363244 SH SOLE 363244
Page 1 FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- INTERSIL CORP COM 46069S109 717 41422 SH SOLE 41422 INVITROGEN CORP COM COM 46185R100 2007 29000 SH SOLE 29000 JOHNSON & JOHNSON COM 478160104 1169 17400 SH SOLE 17400 JOY GLOBAL INC COM COM 481165108 237 6750 SH SOLE 6750 JUNIPER NETWORKS COM 48203R104 261100 11835907 SH SOLE 11835907 LINEAR TECHNOLOGY CORP. COM 535678106 279898 7306133 SH SOLE 7306133 LIONBRIDGE TECH INC COM 536252109 1411 248000 SH SOLE 248000 LOWES COMPANIES COM 548661107 308 5400 SH SOLE 5400 MACROMEDIA COM 556100105 6578 196355 SH SOLE 196355 MACROVISION CORP COM COM 555904101 2393 105000 SH SOLE 105000 MARVELL TECH GROUP LTD ORD COM G5876H105 13123 342285 SH SOLE 342285 MAXIM INTEGRATED PRODUCTS COM 57772K101 251152 6145134 SH SOLE 6145134 MBNA CORP. COM 55262L100 281803 11478738 SH SOLE 11478738 MBOP LIQUIDATING TR TR CTF COM 552629206 0 10022 SH SOLE 10022 MEDICIS PHARMACEUTICAL CORP. C COM 584690309 809 27000 SH SOLE 27000 MEDIMMUNE INC COM COM 584699102 1329 55800 SH SOLE 55800 MEDTRONIC INC COM 585055106 284352 5581006 SH SOLE 5581006 MICROSOFT COM 594918104 20770 859338 SH SOLE 859338 MORGAN STANLEY COM 617446448 2507 43796 SH SOLE 43796 NAVTEQ CORP COM COM 63936L100 17452 402585 SH SOLE 402585 OMI CORP NEW COM COM Y6476W104 283 14800 SH SOLE 14800 PACKETEER INC COM COM 695210104 3527 229200 SH SOLE 229200 PAYCHEX INC. COM 704326107 338 10300 SH SOLE 10300 PFIZER INC COM 717081103 234098 8911246 SH SOLE 8911246 PHOTON DYNAMICS INC COM 719364101 1508 79100 SH SOLE 79100 PIXAR COM COM 725811103 10111 103650 SH SOLE 103650 PMC-SIERRA, INC. COM 69344F106 258 29370 SH SOLE 29370 QUALCOMM INC. COM 747525103 225271 6149894 SH SOLE 6149894 ROCKWELL AUTOMATION COM COM 773903109 162007 2860301 SH SOLE 2860301 RUDOLPH TECHNOLOGIES COM COM 781270103 1373 91200 SH SOLE 91200 RYLAND GROUP INC COM 783764103 273 4400 SH SOLE 4400 SCHLUMBERGER LTD. COM 806857108 268 3800 SH SOLE 3800 SILICON VY BANCSHARES COM COM 827064106 326 7400 SH SOLE 7400 SKYWORKS SOLUTIONS INC COM 83088M102 1270 200000 SH SOLE 200000 STARBUCK'S COM 855244109 305 5900 SH SOLE 5900 STATE STREET BOSTON CORP COM 857477103 245 5600 SH SOLE 5600 SYMANTEC CORP COM 871503108 166519 7806820 SH SOLE 7806820 SYMBOL TECHNOLOGIES INC. COM 871508107 110288 7611327 SH SOLE 7611327 SYMYX TECHNOLOGIES COM COM 87155S108 1213 55000 SH SOLE 55000 TECHNE CORP COM COM 878377100 1282 31900 SH SOLE 31900 TIFFANY AND CO. COM 886547108 6041 175000 SH SOLE 175000 TOLL BROTHERS INC COM COM 889478103 9628 122100 SH SOLE 122100 ULTIMATE SOFTWARE GRP COM COM 90385D107 3270 204600 SH SOLE 204600 ULTRA PETROLEUM CORP COM COM 903914109 224 4400 SH SOLE 4400 UNITED PARCEL SERVICE CL B COM 911312106 190912 2624583 SH SOLE 2624583 VERINT SYS INC COM COM 92343x100 2711 77600 SH SOLE 77600 VERITAS SOFTWARE CO COM COM 923436109 10363 446306 SH SOLE 446306 WATERS CORP COM 941848103 805 22500 SH SOLE 22500 XILINX INC. COM 983919101 12289 420433 SH SOLE 420433 XM SATELLITE RADIO HLD CL A COM 983759101 2404 76000 SH SOLE 76000 YAHOO INC COM 984332106 11482 338700 SH SOLE 338700 ZEBRA TECHNOLOGIES CORP COM 989207105 9020 189935 SH SOLE 189935
Page 2 FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- TEVA PHARMACEUTCL INDS ADR ADR 881624209 1500 48410 SH SOLE 48410
Page 3 FORM 13F SUMMARY PAGE REPORT SUMMARY QUARTER ENDED 03/31/05 Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 99 Form 13F Information Table Value Total: 6,086,218 (thousand) List of Other Included Mangers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report if filed, other than the manager filing this report. No. 0 Form 13F File Number: N/A Name: N/A