UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 13F
FORM 13F COVER PAGE
Report for the Calendar Year or Quarter ended: June 30, 1999
Check here if Amendment [ ]; Amendment Number:
This Amendment (Check only one.)[ ] is a restatement.
[ ] adds new holdings entries.
Institutional Investment Manager Filing this Report:
Name: Advanced Investment Technology, Inc.
Address: 311 Park Place Blvd.
Suite 250
Clearwater, FL 33759
13F File Number: 28-5970
The institutional investment manager filing this report and the
person by whom it is signed hereby represent that the person
signing the report is authorized to submit it, that all
information contained herein is true, correct and complete, and
that it is understood that all required items, statements,
schedules, lists, and tables, are considered integral parts of
this form.
Person Signing this Report on Behalf of Reporting Manager:
Name: Douglas W. Case
Title: President
Phone: 727-799-3671
Signature, Place, and Date of Signing:
Douglas W. Case, Clearwater, Florida, October 20, 1999
Report Type (Check only one.):
[X] 13F HOLDINGS REPORT.
[ ] 13F NOTICE.
[ ] 13F COMBINATION REPORT.
List of Other Managers Reporting for this Manager:
I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE
ACT OF 1934.
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FORM 13F SUMMARY PAGE
Report Summary:
Number of Other Included Managers: 0
Form 13F Information Table Entry Total 74
Form 13F Information Table Value total$747,655
List of Other Included Managers:None
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TITLE
OF VAL SH/PRN SH/ PT/ INV OTHR
NAME OF ISSUER CLASS CUSIP x$1000 AMT PRN CL DISCR MGRS SOLE SHRD NONE
AFLAC INC COM 00105510 2973 71000SH SOLE 71000
ALLIED SIGNAL INC COM 01951210 5830 97270SH SOLE 97270
ALUMINUM CO AMER COM 01381710 1560 25140SH SOLE 25140
AMERICA ONLINE INC DEL COM COM 02364J104 8710 83700SH SOLE 83700
AMERICAN EXPRESS CO COM 025816109 2565 19000SH SOLE 19000
AMERICAN GENERAL CORP COM 02635110 1322 20900SH SOLE 20900
AMERICAN INTL GROUP COM 026874107 1717 19745SH SOLE 19745
AMERICAN TEL&TELEG CO COM 001957109 3512 80734SH SOLE 80734
AMGEN INC COM COM 031162100 16496 202402SH SOLE 202402
ANHEUSER BUSCH COS INC COM 035229103 13203 188440SH SOLE 188440
APPLIED MATLS INC COM 038222105 8336 107300SH SOLE 107300
ATLANTIC RICHFIELD CO COM 04882510 2377 26821SH SOLE 26821
BELL ATLANTIC CORP COM 077853109 2181 32400SH SOLE 32400
BOEING CO COM 097023105 15707 368500SH SOLE 368500
BRISTOL MYERS SQUIBB COM 110122108 31042 459884SH SOLE 459884
BRUNSWICK CORP COM 117043109 1152 46320SH SOLE 46320
CIGNA CORP COM 125509109 2122 27299SH SOLE 27299
CISCO SYS INC COM 17275R102 41053 598774SH SOLE 598774
CITIGROUP INC COM COM 172967101 3425 77850SH SOLE 77850
COCA COLA CO COM 191216100 8333 172700SH SOLE 172700
COLGATE PALMOLIVE CO COM 194162103 11886 259800SH SOLE 259800
COMPUTER ASSOC INTL COM 20491210 12665 207200SH SOLE 207200
COMPUWARE CORP COM COM 20563810 5403 207300SH SOLE 207300
COSTCO COMPANIES INC COM COM 22160Q102 5674 78800SH SOLE 78800
DAYTON HUDSON CORP COM COM 239753106 5778 96200SH SOLE 96200
DELL COMPUTER CORP COM 247025109 18903 452100SH SOLE 452100
DOW CHEM CO COM 260543103 1523 13400SH SOLE 13400
E M C CORP MASS COM COM 268648102 12697 177890SH SOLE 177890
ELECTRONIC DATA SYS NW COM COM 28566110 7459 140900SH SOLE 140900
ENRON CORP COM 29356110 8007 195000SH SOLE 195000
ENTERGY CORP COM 29364G10 1618 55900SH SOLE 55900
EXXON CORP COM 302290101 2934 38600SH SOLE 38600
FEDERAL HOME LN MTG CP COM COM 313400301 7322 140800SH SOLE 140800
FIFTH THIRD BANCORP COM 31677310 9273 152400SH SOLE 152400
FIRST DATA CORP COM COM 319963104 7918 180460SH SOLE 180460
FORD MTR CO DEL COM 345370100 1456 28970SH SOLE 28970
GAP INC DEL COM COM 364760108 6634 207315SH SOLE 207315
GENERAL ELEC CO COM 369604103 68732 579714SH SOLE 579714
GUIDANT CORP COM 40169810 3614 67400SH SOLE 67400
HARRAHS ENTERTAINMENT COM 413619107 1240 44700SH SOLE 44700
HEWLETT PACKARD CO COM 42823610 11534 127100SH SOLE 127100
HOME DEPOT INC COM 437076102 20260 295224SH SOLE 295224
ILLINOIS TOOL WKS INC COM 452308109 10193 136700SH SOLE 136700
INTEL CORP COM 458140100 36822 495500SH SOLE 495500
INTERNATIONAL BUS MACH COM 459200101 4547 37580SH SOLE 37580
INTIMATE BRANDS INC CL A COM 46115610 3251 83500SH SOLE 83500
JOHNSON & JOHNSON COM 478160104 17723 192900SH SOLE 192900
LOWES COS INC COM COM 548661107 5138 105400SH SOLE 105400
LUCENT TECHNOLOGY COM 549463107 24569 378710SH SOLE 378710
MAY DEPT STORES CO COM 57777810 1461 40100SH SOLE 40100
MCDONALDS CORP COM 580135101 4247 98200SH SOLE 98200
MERCK & CO INC COM 589331107 18601 287000SH SOLE 287000
MERRILL LYNCH & CO INC COM 59018810 977 14500SH SOLE 14500
MICROSOFT CORP COM COM 594918104 48829 539176SH SOLE 539176
MOBIL CORP COM 607059102 1878 18640SH SOLE 18640
MOTOROLA INC COM COM 620076109 6368 72361SH SOLE 72361
NORTHERN TELECOM LTD COM 1785 35000SH SOLE 35000
OCCIDENTAL PETE CP DEL COM 67459910 2447 105800SH SOLE 105800
ORACLE SYSTEMS CORP COM COM 68389X105 15333 337000SH SOLE 337000
PEPSICO INC COM 71344810 1482 48600SH SOLE 48600
PFIZER INC COM COM 717081103 7326 204200SH SOLE 204200
PHILIP MORRIS COS INC COM 71815410 6639 194200SH SOLE 194200
QUALCOMM INC COM COM 74752510 6357 33600SH SOLE 33600
SARA LEE CORP COM 803111103 7538 322500SH SOLE 322500
SCHERING PLOUGH CORP COM COM 806605101 20829 477450SH SOLE 477450
SOLECTRON CORP COM COM 83418210 6355 88500SH SOLE 88500
SOUTHWESTERN BELL CORP COM COM 78387G103 9646 188900SH SOLE 188900
SUN MICROSYSTEMS INC COM 86681010 11783 126700SH SOLE 126700
TANDY CORP COM 875382103 1645 31830SH SOLE 31830
TEXAS INSTRS INC COM 882508104 11522 140080SH SOLE 140080
UNISYS CORP COM 90921410 1963 43500SH SOLE 43500
UNITED TECHNOLOGIES CP COM 913017109 6848 115450SH SOLE 115450
WAL MART STORES INC COM 931142103 26756 562540SH SOLE 562540
WORLDCOM INC GA COM COM 55268B10 10652 148200SH SOLE 148200
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