UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 13F
FORM 13F COVER PAGE
Report for the Calendar Year or Quarter Ended: 6/30/99
Check here if Amendment ( ); Amendment Number: ( )
This Amendment (Check only one): ( ) is a restatement
( ) adds new holdings entries
Institutional Investment Manager Filing this Report:
Guyasuta Investment Advisors, Inc.
Suite 2734 500 Grant Street
Pittsburgh, PA 15219
Form 13F File Number: 28-4474
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: Peter F. Mathieson
Title: Managing Director
Phone: 412-765-3330
Signature, Place, and Date of Signing:
________________________ Pittsburgh, PA 15219 August 10, 1999
Signature
Report Type (Check only one):
( x ) 13F HOLDINGS REPORT. (Check here is all holdings of this reporting
manager are reported in this report.)
( ) 13F NOTICE. (Check here if no holdings reported are in this report, and
all holdings are reported by other reporting manager(s).)
<TABLE>
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
- ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- --------
<S> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C> <C>
A T & T CORP. COM 030177109 1066 19094 SH SOLE 19094
ABBOTT LABS COM 002824100 1619 35690 SH SOLE 35690
AIR EXPRESS INTERNATIONAL COM 009104ab6 3576 140940 SH SOLE 140940
ALCOA, INC. COM 022249106 4447 71878 SH SOLE 71878
ALLEGHENY TELEDYNE COM 016900102 3149 139181 SH SOLE 139181
AMERICAN EXPRESS COMPANY COM 025816109 898 6900 SH SOLE 6900
AMERICAN HOME PRODUCTS COM 026609107 2679 46700 SH SOLE 46700
AMERICAN INTERNATIONAL COM 026874107 237 2021 SH SOLE 2021
AMERITECH CORP. COM 030954101 323 4400 SH SOLE 4400
ATLANTIC RICHFIELD COM 048825103 358 4280 SH SOLE 4280
BANK OF NEW YORK CO. COM 064057102 260 7100 SH SOLE 7100
BELL ATLANTIC COM 077853109 1197 18316 SH SOLE 18316
BELLSOUTH COM 079860102 427 9248 SH SOLE 9248
BERKSHIRE HATHAWAY INC. CLASS COM 084670207 475 212 SH SOLE 212
BEST FOODS COM 126149103 376 7599 SH SOLE 7599
BP AMOCO PLC ADR COM 055622104 4653 42887 SH SOLE 42887
BRISTOL MYERS COM 110122108 2779 39458 SH SOLE 39458
BT FINANCIAL CORP. COM 055763106 862 35138 SH SOLE 35138
CATERPILLAR COM 149123101 564 9400 SH SOLE 9400
CBS CORP. COM 960402105 274 6300 SH SOLE 6300
CENTERPOINT PROPERTIES COM 151895109 3603 98367 SH SOLE 98367
CHASE MANHATTAN CORP. COM 161610100 547 6318 SH SOLE 6318
CHEVRON COM 166751107 3929 41327 SH SOLE 41327
CHUBB CORPORATION COM 171232101 271 3895 SH SOLE 3895
CISCO SYSTEMS COM 17275R102 435 6750 SH SOLE 6750
CITIGROUP COM 173034109 487 10252 SH SOLE 10252
COCA-COLA CO. COM 191216100 2622 42290 SH SOLE 42290
COMCAST CLASS A COM 200300101 2256 63000 SH SOLE 63000
COMCAST CLASS A SPECIAL COM 200300200 6886 179149 SH SOLE 179149
COMPAQ COM 204493100 307 12963 SH SOLE 12963
CONEXANT COM 20854p109 1129 19436 SH SOLE 19436
DEERE COM 244199105 323 8240 SH SOLE 8240
DIAMOND OFFSHORE COM 25271c102 2720 95853 SH SOLE 95853
DUPONT COM 263534109 622 9099 SH SOLE 9099
EMERSON ELECTRIC COM 291011104 4835 76817 SH SOLE 76817
EXXON COM 302290101 1456 18883 SH SOLE 18883
FEDERAL REALTY COM 313747206 411 17900 SH SOLE 17900
FIRST UNION COM 337358105 214 4536 SH SOLE 4536
GANNETT COM 364730101 485 6800 SH SOLE 6800
GENERAL ELECTRIC COM 369604103 5436 48108 SH SOLE 48108
GENERAL MOTORS COM 370442105 242 3669 SH SOLE 3669
GLOBAL INDUSTRIAL TECH. COM 455905109 309 25604 SH SOLE 25604
H. J. HEINZ CO. COM 423074103 10848 216425 SH SOLE 216425
HALLIBURTON COM 406216101 414 9160 SH SOLE 9160
HEWLETT PACKARD COM 428236103 429 4266 SH SOLE 4266
I B M COM 459200101 12056 93277 SH SOLE 93277
I R T PROPERTY CO. COM 450058102 118 12000 SH SOLE 12000
IMS HEALTH COM 449934108 216 6920 SH SOLE 6920
INGERSOLL RAND COM 456866102 291 4500 SH SOLE 4500
INGLES MARKETS COM 457030104 215 14106 SH SOLE 14106
INTERNATIONAL PAPER COM 460146103 1572 31279 SH SOLE 31279
INTERPUBLIC GROUP COM 460690100 2757 31825 SH SOLE 31825
JOHNSON & JOHNSON COM 478160104 699 7135 SH SOLE 7135
KELLOGG CO. COM 487836108 625 18942 SH SOLE 18942
KIMBERLY CLARK COM 494368103 4078 71547 SH SOLE 71547
L T C PROPERTIES COM 502175102 344 26482 SH SOLE 26482
LUCENT TECHNOLOGIES COM 549463107 1270 18829 SH SOLE 18829
MAXAM GOLD CORP. COM 57772f102 20 100000 SH SOLE 100000
MAY DEPT. STORES COM 577778103 270 6600 SH SOLE 6600
MCGRAW HILL COM 580645109 4762 88278 SH SOLE 88278
MEDIAONE GROUP COM 912889201 201 2708 SH SOLE 2708
MEDITRUST COM 58501t108 420 32137 SH SOLE 32137
MELLON BANK CORP. COM 585509102 518 14228 SH SOLE 14228
MERCK COM 589331107 2400 32595 SH SOLE 32595
MERITOR AUTOMOTIVE COM 59000g100 322 12612 SH SOLE 12612
METROMEDIA INTERNATIONAL COM 591695101 750 100000 SH SOLE 100000
MICROSOFT CORP. COM 594918104 1143 12678 SH SOLE 12678
MOBIL OIL COM 607059102 543 5500 SH SOLE 5500
MYLAN LABS COM 628530107 806 30427 SH SOLE 30427
NATIONAL CITY BANK COM 635405103 1193 18216 SH SOLE 18216
NATIONAL DATA CORP. COM 635621105 2427 56783 SH SOLE 56783
NEWELL RUBBERMAID COM 651192106 1965 42374 SH SOLE 42374
OLD KENT COM 679833103 3335 79650 SH SOLE 79650
OWENS & MINOR COM 690732102 154 14000 SH SOLE 14000
P N C FINANCIAL COM 693475105 2358 40913 SH SOLE 40913
P P & L RESOURCES COM 709051106 513 16687 SH SOLE 16687
P P G INDUSTRIES COM 693506107 1956 33116 SH SOLE 33116
PEPSICO COM 713448108 2782 71914 SH SOLE 71914
PFIZER COM 717081103 518 4748 SH SOLE 4748
PHILIP MORRIS COM 718154107 354 8815 SH SOLE 8815
PITNEY BOWES COM 724479100 707 11000 SH SOLE 11000
PRIDE INTERNATIONAL COM 741932107 475 45000 SH SOLE 45000
PROCTER & GAMBLE COM 742718109 1584 17750 SH SOLE 17750
REGIONS FINANCIAL COM 318464104 3339 86867 SH SOLE 86867
RESPIRONICS COM 761230101 434 28720 SH SOLE 28720
ROCKWELL CORP. COM 774347108 2362 38873 SH SOLE 38873
ROYAL DUTCH PETROLEUM COM 780257705 404 6700 SH SOLE 6700
RUDDICK COM 781258108 526 26300 SH SOLE 26300
SCHERING PLOUGH COM 806605101 6526 124313 SH SOLE 124313
SCHLUMBERGER COM 806857108 213 3350 SH SOLE 3350
SOUTHDOWN, INC. COM 841297104 226 3520 SH SOLE 3520
SPRINT CORP. COM 852061100 636 12000 SH SOLE 12000
ST. PAUL COS. COM 792860108 318 10000 SH SOLE 10000
SUN MICROSYSTEMS COM 866810104 799 11600 SH SOLE 11600
TEXACO COM 881694103 523 8382 SH SOLE 8382
TORCHMARK COM 891027104 328 9600 SH SOLE 9600
TRIBUNE CO. COM 896047107 267 3060 SH SOLE 3060
TUSCARORA INC. COM 900902107 142 10450 SH SOLE 10450
TYCO INTERNATIONAL COM 902124106 4338 45784 SH SOLE 45784
U S TRUST CO. COM 912883105 3705 40050 SH SOLE 40050
WALT DISNEY CO. COM 254687106 203 6600 SH SOLE 6600
WARNER LAMBERT COM 934488107 4953 71656 SH SOLE 71656
WEIRTON STEEL COM 948774104 24 10200 SH SOLE 10200
WILLAMETTE INDUSTRIES COM 969133107 231 5020 SH SOLE 5020
WINN DIXIE STORES COM 974280109 245 6629 SH SOLE 6629
AMERICAN GENERAL 6% CONV.PFD. PFD CV 02637g200 2272 24300 SH SOLE 24300
BELCO OIL & GAS $1.625 CONV. P PFD CV 077410207 1416 83300 SH SOLE 83300
CENTERPOINT PROPERTIES 7 1/2% PFD CV 151895307 1400 28000 SH SOLE 28000
CNB CAPITAL TRUST 6% CONV. PFD PFD CV 12613g207 2690 89100 SH SOLE 89100
FELCOR LODGING $1.95 CONV. PFD PFD CV 314305202 1809 89050 SH SOLE 89050
GLENBOROUGH REALTY TRUST 7 3/4 PFD CV 37803p204 2025 106600 SH SOLE 106600
JAMESON INNS $1.70 SERIES S CO PFD CV 470457300 1822 140800 SH SOLE 140800
NEW PLAN EXCEL REALTY TR. $2.1 PFD CV 648053205 1897 72950 SH SOLE 72950
OWENS-ILLINOIS $2.375 CONV. PF PFD CV 690768502 2050 46600 SH SOLE 46600
ALTERRA HEALTHCARE CONV 02145kab3 1700 2180000 PRN SOLE 2180000
AMERICAN RETIREMENT CORP. CONV 028913aa9 1943 2460000 PRN SOLE 2460000
ASSISTED LIVING CONCEPTS CONV 04543lad1 1590 2840000 PRN SOLE 2840000
BANKATLANTIC BANCORP CONV 065908ac9 1827 2255000 PRN SOLE 2255000
BELL ATLANTIC FINANCIAL CONV 07785gab6 863 850000 PRN SOLE 850000
CAMDEN PROPERTY TRUST CONV 133131aa0 370 315000 PRN SOLE 315000
CAPSTAR HOTEL CONV 140918ac7 1617 2060000 PRN SOLE 2060000
CENTERPOINT PROPERTIES CONV 151895aa7 437 218000 PRN SOLE 218000
CHARMING SHOPPES CONV 161133aa1 2203 2160000 PRN SOLE 2160000
DIAMOND OFFSHORE CONV 25271caa0 1660 1675000 PRN SOLE 1675000
EMCOR GROUP CONV 29084qac4 2405 2280000 PRN SOLE 2280000
FAMILY GOLF CENTERS CONV 30701aaa4 254 400000 PRN SOLE 400000
FIELDCREST CANNON CONV 316549ab0 20 25000 PRN SOLE 25000
HEALTHCARE REALTY TRUST CONV 421946aa2 2034 2260000 PRN SOLE 2260000
HILTON HOTELS CONV 432848a13 1716 1870000 PRN SOLE 1870000
INTERIM SERVICES CONV 45868paa8 304 350000 PRN SOLE 350000
KELLSTROM INDUSTRIES CONV 488035ae6 1903 2300000 PRN SOLE 2300000
L T C PROPERTIES CONV 502175ac6 1496 1575000 PRN SOLE 1575000
MAY & SPEH CONV 577777aa3 702 500000 PRN SOLE 500000
MEDITRUST CONV 58501taa6 24 25000 PRN SOLE 25000
MERCURY AIR GROUP CONV 589354aa7 2168 2085000 PRN SOLE 2085000
NATIONAL DATA CONV 635621aa3 1977 1910000 PRN SOLE 1910000
PARKER DRILLING CONV 701081ad3 1173 1725000 PRN SOLE 1725000
PIONEER FINANCIAL CONV 723672ae1 1293 1160000 PRN SOLE 1160000
PNC FINANCIAL CONV 693475aa3 117 25000 PRN SOLE 25000
PRIDE INTERNATIONAL CONV 741541aa4 398 400000 PRN SOLE 400000
REPTRON ELECTRONICS CONV 76026waa7 1220 3050000 PRN SOLE 3050000
REPUBLIC OF ITALY CONV 46540aq18 2065 1240000 PRN SOLE 1240000
ROBBINS & MYERS CONV 770196aa1 1995 2025000 PRN SOLE 2025000
SBS BROADCASTING CONV 805906ac8 2342 1870000 PRN SOLE 1870000
SOUTHERN MINERAL CONV 843367aa1 600 2000000 PRN SOLE 2000000
SYSTEM SOFTWARE CONV 871839aa4 602 1720000 PRN SOLE 1720000
</TABLE>
FORM 13F SUMMARY PAGE
Number of Other Included Managers: 0
Form 13F Information Table Entry Total: 146
Form 13F Information Table Value Total: $227296
List of Other Included Managers: None
